Alok N. Choudhary

Yuhong Zhang, Sanchit Misra, Ankit Agrawal, Md. Mostofa Ali Patwary, Wei-keng Liao, Zhiguang Qin, Alok N. Choudhary: Accelerating pairwise statistical significance estimation for local alignment by harvesting GPU's power. BMC Bioinformatics 13(S-5): S3 (2012)

Alok N. Choudhary, William Hendrix, Kathy Lee, Diana Palsetia, Wei-keng Liao: Social media evolution of the Egyptian revolution. Commun. ACM 55(5): 74-80 (2012)

Ankit Agrawal, Sanchit Misra, Ramanathan Narayanan, Lalith Polepeddi, Alok N. Choudhary: Lung cancer survival prediction using ensemble data mining on SEER data. Scientific Programming 20(1): 29-42 (2012)

Arifa Nisar, Wei-keng Liao, Alok N. Choudhary: Delegation-Based I/O Mechanism for High Performance Computing Systems. IEEE Trans. Parallel Distrib. Syst. 23(2): 271-279 (2012)

Yusheng Xie, Yu Cheng, Daniel Honbo, Kunpeng Zhang, Ankit Agrawal, Alok N. Choudhary, Yi Gao, Jiangtao Gou: Probabilistic macro behavioral targeting. DUBMMSM 2012: 7-10

Yu Cheng, Kunpeng Zhang, Yusheng Xie, Ankit Agrawal, Alok N. Choudhary: On active learning in hierarchical classification. CIKM 2012: 2467-2470

Abhishek Das, Matthew Schuchhardt, Nikos Hardavellas, Gokhan Memik, Alok N. Choudhary: Dynamic Directories: A mechanism for reducing on-chip interconnect power in multicores. DATE 2012: 479-484

Sriram Lakshminarasimhan, Prabhat Kumar, Wei-keng Liao, Alok N. Choudhary, Vipin Kumar, Nagiza F. Samatova: On the path to sustainable, scalable, and energy-efficient data analytics: Challenges, promises, and future directions. IGCC 2012: 1-6

William Hendrix, Md. Mostofa Ali Patwary, Ankit Agrawal, Wei-keng Liao, Alok N. Choudhary: Parallel hierarchical clustering on shared memory platforms. HiPC 2012: 1-9

Yusheng Xie, Daniel Honbo, Alok N. Choudhary, Kunpeng Zhang, Yu Cheng, Ankit Agrawal: VOXSUP: a social engagement framework. KDD 2012: 1556-1559

Seong Jo Kim, Seung Woo Son, Wei-keng Liao, Mahmut T. Kandemir, Rajeev Thakur, Alok N. Choudhary: IOPin: Runtime Profiling of Parallel I/O in HPC Systems. SC Companion 2012: 18-23

Md. Mostofa Ali Patwary, Diana Palsetia, Ankit Agrawal, Wei-keng Liao, Fredrik Manne, Alok N. Choudhary: A new scalable parallel DBSCAN algorithm using the disjoint-set data structure. SC 2012: 62

Kunpeng Zhang, Yusheng Xie, Yu Cheng, Daniel Honbo, Doug Downey, Ankit Agrawal, Wei-keng Liao, Alok N. Choudhary: Sentiment identification by incorporating syntax, semantics and context information. SIGIR 2012: 1143-1144

Bharath Pattabiraman, Md. Mostofa Ali Patwary, Assefaw Hadish Gebremedhin, Wei-keng Liao, Alok N. Choudhary: Fast Algorithms for the Maximum Clique Problem on Massive Sparse Graphs. CoRR abs/1209.5818 (2012)

Sanchit Misra, Ankit Agrawal, Wei-keng Liao, Alok N. Choudhary: Anatomy of a hash-based long read sequence mapping algorithm for next generation DNA sequencing. Bioinformatics 27(2): 189-195 (2011)

Ankit Agrawal, Sanchit Misra, Daniel Honbo, Alok N. Choudhary: Parallel pairwise statistical significance estimation of local sequence alignment using Message Passing Interface library. Concurrency and Computation: Practice and Experience 23(17): 2269-2279 (2011)

Jack Dongarra, Peter H. Beckman, Terry Moore, Patrick Aerts, Giovanni Aloisio, Jean-Claude Andre, David Barkai, Jean-Yves Berthou, Taisuke Boku, Bertrand Braunschweig, Franck Cappello, Barbara M. Chapman, Xuebin Chi, Alok N. Choudhary, Sudip S. Dosanjh, Thom H. Dunning, Sandro Fiore, Al Geist, Bill Gropp, Robert J. Harrison, Mark Hereld, Michael A. Heroux, Adolfy Hoisie, Koh Hotta, Zhong Jin, Yutaka Ishikawa, Fred Johnson, Sanjay Kale, Richard Kenway, David E. Keyes, Bill Kramer, Jesús Labarta, Alain Lichnewsky, Thomas Lippert, Bob Lucas, Barney Maccabe, Satoshi Matsuoka, Paul Messina, Peter Michielse, Bernd Mohr, Matthias S. Müller, Wolfgang E. Nagel, Hiroshi Nakashima, Michael E. Papka, Daniel A. Reed, Mitsuhisa Sato, Edward Seidel, John Shalf, David Skinner, Marc Snir, Thomas L. Sterling, Rick Stevens, Fred Streitz, Bob Sugar, Shinji Sumimoto, William Tang, John Taylor, Rajeev Thakur, Anne E. Trefethen, Mateo Valero, Aad van der Steen, Jeffrey S. Vetter, Peg Williams, Robert W. Wisniewski, Katherine A. Yelick: The International Exascale Software Project roadmap. IJHPCA 25(1): 3-60 (2011)

Ankit Agrawal, Alok N. Choudhary: Association Rule Mining Based HotSpot Analysis on SEER Lung Cancer Data. IJKDB 2(2): 34-54 (2011)

Alok N. Choudhary, Daniel Honbo, Prabhat Kumar, Berkin Özisikyilmaz, Sanchit Misra, Gokhan Memik: Accelerating data mining workloads: current approaches and future challenges in system architecture design. Wiley Interdisc. Rew.: Data Mining and Knowledge Discovery 1(1): 41-54 (2011)

Hongyu Gao, Yan Chen, Kathy Lee, Diana Palsetia, Alok N. Choudhary: Poster: online spam filtering in social networks. ACM Conference on Computer and Communications Security 2011: 769-772

John Jenkins, Isha Arkatkar, John D. Owens, Alok N. Choudhary, Nagiza F. Samatova: Lessons Learned from Exploring the Backtracking Paradigm on the GPU. Euro-Par (2) 2011: 425-437

Kui Gao, Chen Jin, Alok N. Choudhary, Wei-keng Liao: Supporting computational data model representation with high-performance I/O in parallel netCDF. HiPC 2011: 1-10

Yuhong Zhang, Sanchit Misra, Daniel Honbo, Ankit Agrawal, Wei-keng Liao, Alok N. Choudhary: Efficient pairwise statistical significance estimation for local sequence alignment using GPU. ICCABS 2011: 226-231

Ankit Agrawal, Sanchit Misra, Alok N. Choudhary, Karl Bilimoria: Poster: Risk prediction for post-operative adverse outcomes in colorectal cancer surgery. ICCABS 2011: 232

Ankit Agrawal, Sanchit Misra, Ramanathan Narayanan, Lalith Polepeddi, Alok N. Choudhary: Poster: A lung cancer mortality risk calculator based on SEER data. ICCABS 2011: 233

William Hendrix, Isaac K. Tetteh, Ankit Agrawal, Fredrick H. M. Semazzi, Wei-keng Liao, Alok N. Choudhary: Community Dynamics and Analysis of Decadal Trends in Climate Data. ICDM Workshops 2011: 9-14

Kunpeng Zhang, Yu Cheng, Yusheng Xie, Daniel Honbo, Ankit Agrawal, Diana Palsetia, Kathy Lee, Wei-keng Liao, Alok N. Choudhary: SES: Sentiment Elicitation System for Social Media Data. ICDM Workshops 2011: 129-136

Yu Cheng, Kunpeng Zhang, Yusheng Xie, Ankit Agrawal, Wei-keng Liao, Alok N. Choudhary: Learning to Group Web Text Incorporating Prior Information. ICDM Workshops 2011: 212-219

Kathy Lee, Diana Palsetia, Ramanathan Narayanan, Md. Mostofa Ali Patwary, Ankit Agrawal, Alok N. Choudhary: Twitter Trending Topic Classification. ICDM Workshops 2011: 251-258

Lalith Polepeddi, Ankit Agrawal, Alok N. Choudhary: Poll: A Citation Text Based System for Identifying High-Impact Contributions of an Article. ICDM Workshops 2011: 965-968

Ankit Agrawal, Alok N. Choudhary: Identifying HotSpots in Lung Cancer Data Using Association Rule Mining. ICDM Workshops 2011: 995-1002

Huseyin Sencan, Zhengzhang Chen, William Hendrix, Tatdow Pansombut, Fredrick H. M. Semazzi, Alok N. Choudhary, Vipin Kumar, Anatoli V. Melechko, Nagiza F. Samatova: Classification of Emerging Extreme Event Tracks in Multivariate Spatio-Temporal Physical Systems Using Dynamic Network Structures: Application to Hurricane Track Prediction. IJCAI 2011: 1478-1484

William Hendrix, Tatiana V. Karpinets, Byung-Hoon Park, Eric R. Schendel, Alok N. Choudhary, Nagiza F. Samatova: Sensitive and Specific Identification of Protein Complexes in "Perturbed" Protein Interaction Networks from Noisy Pull-Down Data. IPDPS Workshops 2011: 512-522

Nithin Nakka, Ankit Agrawal, Alok N. Choudhary: Predicting Node Failure in High Performance Computing Systems from Failure and Usage Logs. IPDPS Workshops 2011: 1557-1566

Nithin Nakka, Alok N. Choudhary, Gary Grider, John Bent, James Nunez, Satsangat Khalsa: Achieving Target MTTF by Duplicating Reliability-Critical Components in High Performance Computing Systems. IPDPS Workshops 2011: 1567-1576

Prabhat Kumar, Berkin Özisikyilmaz, Wei-keng Liao, Gokhan Memik, Alok N. Choudhary: High Performance Data Mining Using R on Heterogeneous Platforms. IPDPS Workshops 2011: 1720-1729

Chen Jin, Saba Sehrish, Wei-keng Liao, Alok N. Choudhary, Karen Schuchardt: Improving the Average Response Time in Collective I/O. EuroMPI 2011: 71-80

Ioan Raicu, Ian T. Foster, Mike Wilde, Zhao Zhang, Kamil Iskra, Peter H. Beckman, Yong Zhao, Alexander S. Szalay, Alok N. Choudhary, Philip Little, Christopher Moretti, Amitabh Chaudhary, Douglas Thain: Middleware support for many-task computing. Cluster Computing 13(3): 291-314 (2010)

Florin Isaila, Francisco Javier García Blas, Jesús Carretero, Wei-keng Liao, Alok N. Choudhary: A Scalable Message Passing Interface Implementation of an Ad-Hoc Parallel I/o system. IJHPCA 24(2): 164-184 (2010)

Ying Liu, Jianwei Li, Wei-keng Liao, Alok N. Choudhary, Yong Shi: High Utility Itemsets Mining. International Journal of Information Technology and Decision Making 9(6): 905-934 (2010)

Yan Gao, Alok N. Choudhary, Gang Hua: A Comprehensive Approach to Image Spam Detection: From Server to Client Solution. IEEE Transactions on Information Forensics and Security 5(4): 826-836 (2010)

Ankit Agrawal, Alok N. Choudhary, Xiaoqiu Huang: Derived distribution points heuristic for fast pairwise statistical significance estimation. BCB 2010: 312-321

Ankit Agrawal, Alok N. Choudhary, Xiaoqiu Huang: Non-Conservative Pairwise Statistical Significance of Local Sequence Alignment Using Position-Specific Substitution Matrices. BIOCOMP 2010: 262-268

Daniel Honbo, Ankit Agrawal, Alok N. Choudhary: Efficient Pairwise Statistical Significance Estimation using FPGAs. BIOCOMP 2010: 571-577

Serkan Ozdemir, Yan Pan, Abhishek Das, Gokhan Memik, Gabriel Loh, Alok N. Choudhary: Quantifying and coping with parametric variations in 3D-stacked microarchitectures. DAC 2010: 144-149

Abhishek Das, Gokhan Memik, Joseph Zambreno, Alok N. Choudhary: Detecting/preventing information leakage on the memory bus due to malicious hardware. DATE 2010: 861-866

Christina M. Patrick, Mahmut T. Kandemir, Mustafa Karaköy, Seung Woo Son, Alok N. Choudhary: Cashing in on hints for better prefetching and caching in PVFS and MPI-IO. HPDC 2010: 191-202

Ankit Agrawal, Sanchit Misra, Daniel Honbo, Alok N. Choudhary: MPIPairwiseStatSig: parallel pairwise statistical significance estimation of local sequence alignment. HPDC 2010: 470-476

Yan Gao, Alok N. Choudhary, Gang Hua: A nonnegative sparsity induced similarity measure with application to cluster analysis of spam images. ICASSP 2010: 5594-5597

Alok N. Choudhary, Ramanathan Narayanan, Kunpeng Zhang: High-End Analytics and Data Mining for Sustainable Competitive Advantage. ICISTM 2010: 8-15

Sanchit Misra, Ramanathan Narayanan, Wei-keng Liao, Alok N. Choudhary, Simon Lin: pFANGS: Parallel high speed sequence mapping for Next Generation 454-roche Sequencing reads. IPDPS Workshops 2010: 1-8

Goce Trajcevski, Alok N. Choudhary, Ouri Wolfson, Li Ye, Gang Li: Uncertain Range Queries for Necklaces. Mobile Data Management 2010: 199-208

Goce Trajcevski, Alok N. Choudhary, Peter Scheuermann: Sensing, Triggers and Mobile (Meta)Data. Mobile Data Management 2010: 331-335

Seong Jo Kim, Yuanrui Zhang, Seung Woo Son, Ramya Prabhakar, Mahmut T. Kandemir, Christina M. Patrick, Wei-keng Liao, Alok N. Choudhary: Automated Tracing of I/O Stack. EuroMPI 2010: 72-81

Sanchit Misra, Ramanathan Narayanan, Simon Lin, Alok N. Choudhary: FANGS: high speed sequence mapping for next generation sequencers. SAC 2010: 1539-1546

David Skinner, Alok N. Choudhary: On the Importance of End-to-End Application Performance Monitoring and Workload Analysis at the Exascale. IJHPCA 23(4): 357-360 (2009)

Yan Gao, Ming Yang, Alok N. Choudhary: Semi Supervised Image Spam Hunter: A Regularized Discriminant EM Approach. ADMA 2009: 152-164

Kui Gao, Wei-keng Liao, Alok N. Choudhary, Robert B. Ross, Robert Latham: Combining I/O operations for multiple array variables in parallel netCDF. CLUSTER 2009: 1-10

Ramanathan Narayanan, Bing Liu, Alok N. Choudhary: Sentiment Analysis of Conditional Sentences. EMNLP 2009: 180-189

Nithin Nakka, Alok N. Choudhary, Wei-keng Liao, Lee Ward, Ruth Klundt, Marlow I. Weston: Detailed analysis of I/O traces for large scale applications. HiPC 2009: 419-427

Nithin Nakka, Alok N. Choudhary: Failure Data-Driven Selective Node-Level Duplication to Improve MTTF in High Performance Computing Systems. HPCS 2009: 304-322

Kui Gao, Wei-keng Liao, Arifa Nisar, Alok N. Choudhary, Robert B. Ross, Robert Latham: Using Subfiling to Improve Programming Flexibility and Performance of Parallel Shared-file I/O. ICPP 2009: 470-477

Yan Pan, Prabhat Kumar, John Kim, Gokhan Memik, Yu Zhang, Alok N. Choudhary: Firefly: illuminating future network-on-chip with nanophotonics. ISCA 2009: 429-440

Yu Zhang, Berkin Özisikyilmaz, Gokhan Memik, John Kim, Alok N. Choudhary: Analyzing the impact of on-chip network traffic on program phases for CMPs. ISPASS 2009: 218-226

Yan Gao, Alok N. Choudhary: Active Learning Image Spam Hunter. ISVC (2) 2009: 293-302

Prabhat Kumar, Yan Pan, John Kim, Gokhan Memik, Alok N. Choudhary: Exploring concentration and channel slicing in on-chip network router. NOCS 2009: 276-285

Ramanathan Narayanan, Sanchit Misra, Simon Lin, Alok N. Choudhary: Mining Protein Interactions from Text Using Convolution Kernels. PAKDD Workshops 2009: 118-129

Arifa Nisar, Waseem Ahmad, Wei-keng Liao, Alok N. Choudhary: High Performance Parallel/Distributed Biclustering Using Barycenter Heuristic. SDM 2009: 1050-1062

Abhishek Das, David Nguyen, Joseph Zambreno, Gokhan Memik, Alok N. Choudhary: An FPGA-Based Network Intrusion Detection Architecture. IEEE Transactions on Information Forensics and Security 3(1): 118-132 (2008)

Berkin Özisikyilmaz, Gokhan Memik, Alok N. Choudhary: Efficient system design space exploration using machine learning techniques. DAC 2008: 966-969

Xi Chen, Robert P. Dick, Alok N. Choudhary: Operating System Controlled Processor-Memory Bus Encryption. DATE 2008: 1154-1159

Abhishek Das, Sanchit Misra, Sumeet Joshi, Joseph Zambreno, Gokhan Memik, Alok N. Choudhary: An Efficient FPGA Implementation of Principle Component Analysis based Network Intrusion Detection System. DATE 2008: 1160-1165

Yan Gao, Ming Yang, Xiaonan Zhao, Bryan Pardo, Ying Wu, Thrasyvoulos N. Pappas, Alok N. Choudhary: Image spam hunter. ICASSP 2008: 1765-1768

David R. Bild, Sanchit Misra, Thidapat Chantem, Prabhat Kumar, Robert P. Dick, Xiaobo Sharon Hu, Li Shang, Alok N. Choudhary: Temperature-aware test scheduling for multiprocessor systems-on-chip. ICCAD 2008: 59-66

Florin Isaila, Javier García Blas, Jesús Carretero, Wei-keng Liao, Alok N. Choudhary: AHPIOS: An MPI-Based Ad Hoc Parallel I/O System. ICPADS 2008: 253-260

Berkin Özisikyilmaz, Gokhan Memik, Alok N. Choudhary: Machine Learning Models to Predict Performance of Computer System Design Alternatives. ICPP 2008: 495-502

Alex Shye, Berkin Özisikyilmaz, Arindam Mallik, Gokhan Memik, Peter A. Dinda, Robert P. Dick, Alok N. Choudhary: Learning and Leveraging the Relationship between Architecture-Level Measurements and Individual User Satisfaction. ISCA 2008: 427-438

Abhishek Das, Berkin Özisikyilmaz, Serkan Ozdemir, Gokhan Memik, Joseph Zambreno, Alok N. Choudhary: Evaluating the effects of cache redundancy on profit. MICRO 2008: 388-398

Wei-keng Liao, Alok N. Choudhary: Dynamically adapting file domain partitioning methods for collective I/O based on underlying parallel file system locking protocols. SC 2008: 3

Arifa Nisar, Wei-keng Liao, Alok N. Choudhary: Scaling parallel I/O performance through I/O delegate and caching system. SC 2008: 9

Avery Ching, Kenin Coloma, Arifa Nisar, Wei-keng Liao, Alok N. Choudhary: Distributed File Systems. Wiley Encyclopedia of Computer Science and Engineering 2008

Abhishek Das, Serkan Ozdemir, Gokhan Memik, Joseph Zambreno, Alok N. Choudhary: Microarchitectures for Managing Chip Revenues under Process Variations. Computer Architecture Letters 6(2): 29-32 (2007)

Abhishek Das, Serkan Ozdemir, Gokhan Memik, Joseph Zambreno, Alok N. Choudhary: Microarchitectures for Managing Chip Revenues under Process Variations. Computer Architecture Letters 7(1): 5-8 (2007)

Wei-keng Liao, Kenin Coloma, Alok N. Choudhary, Lee Ward: Cooperative Client-Side File Caching for MPI Applications. IJHPCA 21(2): 144-154 (2007)

Steve C. Chiu, Alok N. Choudhary, Danli Wang: Network and device-level impacts: performance and reliability of active I/O storage systems. The Journal of Supercomputing 41(2): 163-178 (2007)

Seung Woo Son, Guangyu Chen, Ozcan Ozturk, Mahmut T. Kandemir, Alok N. Choudhary: Compiler-Directed Energy Optimization for Parallel Disk Based Systems. IEEE Trans. Parallel Distrib. Syst. 18(9): 1241-1257 (2007)

Ramanathan Narayanan, Daniel Honbo, Gokhan Memik, Alok N. Choudhary, Joseph Zambreno: Interactive presentation: An FPGA implementation of decision tree classification. DATE 2007: 189-194

Sailesh Pati, Ramanathan Narayanan, Gokhan Memik, Alok N. Choudhary, Joseph Zambreno: Design and Implementation of an FPGA Architecture for High-Speed Network Feature Extraction. FPT 2007: 49-56

Ramanathan Narayanan, Berkin Özisikyilmaz, Gokhan Memik, Alok N. Choudhary, Joseph Zambreno: Quantization Error and Accuracy-Performance Tradeoffs for Embedded Data Mining Workloads. International Conference on Computational Science (3) 2007: 734-741

Abhishek Das, Serkan Ozdemir, Gokhan Memik, Alok N. Choudhary: Evaluating voltage islands in CMPs under process variations. ICCD 2007: 129-136

Wei-keng Liao, Avery Ching, Kenin Coloma, Alok N. Choudhary, Mahmut T. Kandemir: Improving MPI Independent Write Performance Using A Two-Stage Write-Behind Buffering Method. IPDPS 2007: 1-6

Wei-keng Liao, Avery Ching, Kenin Coloma, Alok N. Choudhary, Lee Ward: An Implementation and Evaluation of Client-Side File Caching for MPI-IO. IPDPS 2007: 1-10

Wei-keng Liao, Avery Ching, Kenin Coloma, Arifa Nisar, Alok N. Choudhary, Jacqueline Chen, Ramanan Sankaran, Scott Klasky: Using MPI file caching to improve parallel write performance for large-scale scientific applications. SC 2007: 8

Avery Ching, Wei-keng Liao, Alok N. Choudhary, Robert B. Ross, Lee Ward: Noncontiguous locking techniques for parallel file systems. SC 2007: 26

Steve C. Chiu, Wei-keng Liao, Alok N. Choudhary: Distributed smart disks for I/O-intensive workloads on switched interconnects. Future Generation Comp. Syst. 22(5): 643-656 (2006)

Gokhan Memik, Mahmut T. Kandemir, Wei-keng Liao, Alok N. Choudhary: Multicollective I/O: A technique for exploiting inter-file access patterns. TOS 2(3): 349-369 (2006)

Wei-keng Liao, Kenin Coloma, Alok N. Choudhary, Lee Ward, Eric Russell, Neil Pundit: Scalable Design and Implementations for MPI Parallel Overlapping I/O. IEEE Trans. Parallel Distrib. Syst. 17(11): 1264-1276 (2006)

Peter M. Aarestad, Avery Ching, George K. Thiruvathukal, Alok N. Choudhary: Scalable Approaches for Supporting MPI-IO Atomicity. CCGRID 2006: 35-42

Kenin Coloma, Avery Ching, Alok N. Choudhary, Wei-keng Liao, Robert B. Ross, Rajeev Thakur, Lee Ward: A New Flexible MPI Collective I/O Implementation. CLUSTER 2006

David T. Nguyen, Gokhan Memik, Alok N. Choudhary: A reconfigurable architecture for network intrusion detection using principal component analysis. FPGA 2006: 235

Avery Ching, Wu-chun Feng, Heshan Lin, Xiaosong Ma, Alok N. Choudhary: Exploring I/O Strategies for Parallel Sequence-Search Tools with S3aSim. HPDC 2006: 229-240

Berkin Özisikyilmaz, Ramanathan Narayanan, Joseph Zambreno, Gokhan Memik, Alok N. Choudhary: An Architectural Characterization Study of Data Mining and Bioinformatics Workloads. IISWC 2006: 61-70

Ramanathan Narayanan, Berkin Özisikyilmaz, Joseph Zambreno, Gokhan Memik, Alok N. Choudhary: MineBench: A Benchmark Suite for Data Mining Workloads. IISWC 2006: 182-188

Avery Ching, Alok N. Choudhary, Wei-keng Liao, Lee Ward, Neil Pundit: Evaluating I/O characteristics and methods for storing structured scientific data. IPDPS 2006

Ying Liu, Alok N. Choudhary, Jianhong Zhou, Ashfaq A. Khokhar: A Scalable Distributed Stream Mining System for Highway Traffic Data. PKDD 2006: 309-321

Andrew B. Hastings, Alok N. Choudhary: Exploiting Shared Memory to Improve Parallel I/O Performance. PVM/MPI 2006: 212-221

Jianwei Li, Alok N. Choudhary, Nan Jiang, Wei-keng Liao: Mining Frequent Patterns by Differential Refinement of Clustered Bitmaps. SDM 2006

Steve C. Chiu, Wei-keng Liao, Alok N. Choudhary, Mahmut T. Kandemir: Processor-embedded distributed smart disks for I/O-intensive workloads: architectures, performance models and evaluation. J. Parallel Distrib. Comput. 65(4): 532-551 (2005)

Joseph Zambreno, Alok N. Choudhary, Rahul Simha, Bhagirath Narahari, Nasir D. Memon: SAFE-OPS: An approach to embedded software security. ACM Trans. Embedded Comput. Syst. 4(1): 189-210 (2005)

Wei-keng Liao, Alok N. Choudhary, Donald Weiner, Pramod K. Varshney: Performance Evaluation of a Parallel Pipeline Computational Model for Space-Time Adaptive Processing. The Journal of Supercomputing 31(2): 137-160 (2005)

Jayaprakash Pisharath, Alok N. Choudhary: Design of a Hardware Accelerator for Density Based Clustering Applications. ASAP 2005: 101-106

Joseph Zambreno, Daniel Honbo, Alok N. Choudhary: Exploiting Multi-Grained Parallelism in Reconfigurable SBC Architectures. FCCM 2005: 333-334

David Nguyen, Gokhan Memik, Seda Ogrenci Memik, Alok N. Choudhary: Real-Time Feature Extraction for High Speed Networks. FPL 2005: 438-443

Wei-keng Liao, Kenin Coloma, Alok N. Choudhary, Lee Ward, Eric Russell, Sonja Tideman: Collective caching: application-aware client-side file caching. HPDC 2005: 81-90

Jayaprakash Pisharath, Wei-keng Liao, Alok N. Choudhary: Design and Evaluation of Database Layouts for MEMS-Based Storage Systems. IDEAS 2005: 263-272

Kenin Coloma, Alok N. Choudhary, Avery Ching, Wei-keng Liao, Seung Woo Son, Mahmut T. Kandemir, Lee Ward: Power and Performance in I/O for Scientific Applications. IPDPS 2005

Seung Woo Son, Mahmut T. Kandemir, Alok N. Choudhary: Software-Directed Disk Power Management for Scientific Applications. IPDPS 2005

Olga Gelbart, Paul Ott, Bhagirath Narahari, Rahul Simha, Alok N. Choudhary, Joseph Zambreno: CODESSEAL: Compiler/FPGA Approach to Secure Applications. ISI 2005: 530-535

Kripashankar Mohan, Bhagirath Narahari, Rahul Simha, Paul Ott, Alok N. Choudhary, Joseph Zambreno: Performance Study of a Compiler/Hardware Approach to Embedded Systems Security. ISI 2005: 543-548

Seung Woo Son, Guangyu Chen, Mahmut T. Kandemir, Alok N. Choudhary: Dynamic Compilation for Reducing Energy Consumption of I/O-Intensive Applications. LCPC 2005: 450-457

Steve C. Chiu, Alok N. Choudhary, Mahmut T. Kandemir: Fault Recovery Designs for Processor-Embedded Distributed Storage Architectures with I/O-Intensive DB Workloads. MSST 2005: 278-285

Ying Liu, Wei-keng Liao, Alok N. Choudhary: A Two-Phase Algorithm for Fast Discovery of High Utility Itemsets. PAKDD 2005: 689-695

Steve C. Chiu, Alok N. Choudhary: Impact of Interconnect Protocols and Device-Level Performance on Distributed Active Storage Architectures. PDPTA 2005: 393-402

Seung Woo Son, Guangyu Chen, Mahmut T. Kandemir, Alok N. Choudhary: Exposing disk layout to compiler for reducing energy consumption of parallel disk based systems. PPOPP 2005: 174-185

Wei-keng Liao, Kenin Coloma, Alok N. Choudhary, Lee Ward: Cooperative Write-Behind Data Buffering for MPI I/O. PVM/MPI 2005: 102-109

Avery Ching, Alok N. Choudhary, Wei-keng Liao, Robert B. Ross, William Gropp: Evaluating structured I/O methods for parallel file systems. IJHPCN 2(2/3/4): 133-145 (2004)

Steve C. Chiu, Wei-keng Liao, Alok N. Choudhary, Mahmut T. Kandemir: Processor-embedded distributed smart disks for I/O-intensive workloads: architectures, performance models and evaluation. J. Parallel Distrib. Comput. 64(3): 427-446 (2004)

Xiaohui Shen, Alok N. Choudhary: A high-performance distributed parallel file system for data-intensive computations. J. Parallel Distrib. Comput. 64(10): 1157-1167 (2004)

Mahmut T. Kandemir, Ismail Kadayif, Alok N. Choudhary, Ibrahim Kolcu: Compiler-directed scratch pad memory optimization for embedded multiprocessors. IEEE Trans. VLSI Syst. 12(3): 281-287 (2004)

Jayaprakash Pisharath, Alok N. Choudhary, Mahmut T. Kandemir: Reducing energy consumption of queries in memory-resident database systems. CASES 2004: 35-45

Jayaprakash Pisharath, Alok N. Choudhary, Mahmut T. Kandemir: Energy management schemes for memory-resident database systems. CIKM 2004: 218-227

Joseph Zambreno, Alok N. Choudhary, Rahul Simha, Bhagirath Narahari: Flexible Software Protection Using Hardware/Software Codesign Techniques. DATE 2004: 636-641

Jayaprakash Pisharath, Alok N. Choudhary, Mahmut T. Kandemir: Data Windows: A Data-Centric Approach for Query Execution in Memory-Resident Databases. DATE 2004: 1352-1353

Joseph Zambreno, Rahul Simha, Alok N. Choudhary: Addressing application integrity attacks using a reconfigurable architecture. FPGA 2004: 250

Joseph Zambreno, David Nguyen, Alok N. Choudhary: Exploring Area/Delay Tradeoffs in an AES FPGA Implementation. FPL 2004: 575-585

Jayaprakash Pisharath, Alok N. Choudhary, Mahmut T. Kandemir: A Window-Based Approach to Retrieving Memory-Resident Data for Query Execution. IDEAS 2004: 283-288

Steve C. Chiu, Wei-keng Liao, Alok N. Choudhary: Processor-Embedded Distributed MEMS-Based Storage Systems for High-Performance I/O. IPDPS 2004

Kenin Coloma, Alok N. Choudhary, Wei-keng Liao, Lee Ward, Eric Russell, Neil Pundit: Scalable High-level Caching for Parallel I/O. IPDPS 2004

Xiaohui Shen, Alok N. Choudhary, Celeste Matarazzo, Punita Sinha: A Distributed Multi-Storage Resource Architecture and I/O Performance Prediction for Scientific Computing. Cluster Computing 6(3): 189-200 (2003)

Jesús Carretero, Javier Fernández, Félix García, Alok N. Choudhary: A hierarchical disk scheduler for multimedia systems. Future Generation Comp. Syst. 19(1): 23-35 (2003)

Jaechun No, Rajeev Thakur, Alok N. Choudhary: High-performance scientific data management system. J. Parallel Distrib. Comput. 63(4): 434-447 (2003)

Xiaohui Shen, Alok N. Choudhary: A distributed multi-storage I/O system for data intensive scientific computing. Parallel Computing 29(11-12): 1623-1643 (2003)

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Prithviraj Banerjee: Reducing False Sharing and Improving Spatial Locality in a Unified Compilation Framework. IEEE Trans. Parallel Distrib. Syst. 14(4): 337-354 (2003)

Avery Ching, Alok N. Choudhary, Kenin Coloma, Wei-keng Liao, Robert B. Ross, William Gropp: Noncontiguous I/O Accesses Through MPI-IO. CCGRID 2003: 104-111

Avery Ching, Alok N. Choudhary, Wei-keng Liao, Robert B. Ross, William D. Gropp: Efficient Structured Data Access in Parallel File Systems. CLUSTER 2003: 326-335

Gokhan Memik, Mahmut T. Kandemir, Alok N. Choudhary, Ismail Kadayif: An Integrated Approach for Improving Cache Behavior. DATE 2003: 10796-10801

Guangyu Chen, Mahmut T. Kandemir, Alok N. Choudhary, Ibrahim Kolcu: Exploiting On-Chip Data Transfers for Improving Performance of Chip-Scale Multiprocessors. Euro-Par 2003: 271-278

Ismail Kadayif, Mahmut T. Kandemir, Alok N. Choudhary, Mustafa Karaköy: An Energy-Oriented Evaluation of Communication Optimizations for Microcensor Networks. Euro-Par 2003: 279-286

Steve C. Chiu, Wei-keng Liao, Alok N. Choudhary: Design and Evaluation of Distributed Smart Disk Architecture for I/O-Intensive Workloads. International Conference on Computational Science 2003: 230-241

Wei-keng Liao, Alok N. Choudhary, Kenin Coloma, George K. Thiruvathukal, Lee Ward, Eric Russell, Neil Pundit: Scalable Implementations of MPI Atomicity for Concurrent Overlapping I/O. ICPP 2003: 239-

Ying Liu, Wei-keng Liao, Alok N. Choudhary: Design and Evaluation of a Parallel HOP Clustering Algorithm for Cosmological Simulation. IPDPS 2003: 82

Jayaprakash Pisharath, Nan Jiang, Alok N. Choudhary: Evaluation of Application-aware Heterogeneous Embedded Systems for Performance and Energy Consumption. IEEE Real Time Technology and Applications Symposium 2003: 124-132

Jianwei Li, Wei-keng Liao, Alok N. Choudhary, Robert B. Ross, Rajeev Thakur, William Gropp, Robert Latham, Andrew Siegel, Brad Gallagher, Michael Zingale: Parallel netCDF: A High-Performance Scientific I/O Interface. SC 2003: 39

Jianwei Li, Wei-keng Liao, Alok N. Choudhary, Robert B. Ross, Rajeev Thakur, William Gropp, Robert Latham: Parallel netCDF: A Scientific High-Performance I/O Interface. CoRR cs.DC/0306048 (2003)

Jaechun No, Sung-Soon Park, Jesús Carretero, Alok N. Choudhary: Design and Implementation of a Parallel I/O Runtime System for Irregular Applications. J. Parallel Distrib. Comput. 62(2): 193-220 (2002)

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam: An I/O-Conscious Tiling Strategy for Disk-Resident Data Sets. The Journal of Supercomputing 21(3): 257-284 (2002)

Meenakshi A. Kandaswamy, Mahmut T. Kandemir, Alok N. Choudhary, David E. Bernholdt: An Experimental Evaluation of I/O Optimizations on Different Applications. IEEE Trans. Parallel Distrib. Syst. 13(7): 728-744 (2002)

Meenakshi A. Kandaswamy, Mahmut T. Kandemir, Alok N. Choudhary, David E. Bernholdt: An Experimental Evaluation of I/O Optimizations on Different Applications. IEEE Trans. Parallel Distrib. Syst. 13(12): 1303-1319 (2002)

Alok N. Choudhary, Mahmut T. Kandemir: Compilation for Distributed Memory Architectures. The Compiler Design Handbook 2002: 373-408

Jayaprakash Pisharath, Alok N. Choudhary: An integrated approach to reducing power dissipation in memory hierarchies. CASES 2002: 88-97

Mahmut T. Kandemir, Ismail Kadayif, Alok N. Choudhary, Joseph Zambreno: Optimizing inter-nest data locality. CASES 2002: 127-135

Alex K. Jones, Debabrata Bagchi, Satrajit Pal, Xiaoyong Tang, Alok N. Choudhary, Prithviraj Banerjee: PACT HDL: a C compiler targeting ASICs and FPGAs with power and performance optimizations. CASES 2002: 188-197

Xiaohui Shen, Alok N. Choudhary: MS-I/O: A Distributed Multi-Storage I/O System. CCGRID 2002: 163-172

Jianwei Li, Wei-keng Liao, Alok N. Choudhary, Valerie E. Taylor: I/O Analysis and Optimization for an AMR Cosmology Application. CLUSTER 2002: 119-126

Avery Ching, Alok N. Choudhary, Wei-keng Liao, Robert B. Ross, William Gropp: Noncontiguous I/O through PVFS. CLUSTER 2002: 405-414

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary: Exploiting shared scratch pad memory space in embedded multiprocessor systems. DAC 2002: 219-224

Mahmut T. Kandemir, Alok N. Choudhary: Compiler-directed scratch pad memory hierarchy design and management. DAC 2002: 628-633

Anshuman Nayak, Malay Haldar, Alok N. Choudhary, Prithviraj Banerjee: Accurate Area and Delay Estimators for FPGAs. DATE 2002: 862-869

Joseph Zambreno, Mahmut T. Kandemir, Alok N. Choudhary: Enhancing Compiler Techniques for Memory Energy Optimizations. EMSOFT 2002: 364-381

Gokhan Memik, Mahmut T. Kandemir, Alok N. Choudhary: Exploiting Inter-File Access Patterns Using Multi-Collective I/O. FAST 2002: 245-258

Mahmut T. Kandemir, Alok N. Choudhary: Compiler-Directed I/O Optimization. IPDPS 2002

Ismail Kadayif, Mahmut T. Kandemir, Alok N. Choudhary: A Hybrid Strategy Based on Data Distribution and Migration for Optimizing Memory Locality. LCPC 2002: 111-125

K. Basu, Alok N. Choudhary, Jayaprakash Pisharath, Mahmut T. Kandemir: Power protocol: reducing power dissipation on off-chip data buses. MICRO 2002: 345-355

N. E. Crosbie, Mahmut T. Kandemir, Ibrahim Kolcu, J. Ramanujam, Alok N. Choudhary: Strategies for Improving Data Locality in Embedded Applications. VLSI Design 2002: 631-

Avery Ching, Alok N. Choudhary, Wei-keng Liao, Robert B. Ross, William Gropp: Noncontiguous I/O through PVFS. CoRR cs.DC/0207096 (2002)

Sanjay Goil, Alok N. Choudhary: PARSIMONY: An Infrastructure for Parallel Multidimensional Analysis and Data Mining. J. Parallel Distrib. Comput. 61(3): 285-321 (2001)

Gokhan Memik, Mahmut T. Kandemir, Alok N. Choudhary: Design and Evaluation of a Smart Disk Cluster for DSS Commercial Workloads. J. Parallel Distrib. Comput. 61(11): 1633-1664 (2001)

Pramod G. Joisha, Abhay Kanhere, Prithviraj Banerjee, U. Nagaraj Shenoy, Alok N. Choudhary: Handling context-sensitive syntactic issues in the design of a front-end for a MATLAB compiler. ACM SIGAPL APL Quote Quad 31(3): 27-40 (2001)

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary, Prithviraj Banerjee: A Layout-Conscious Iteration Space Transformation Technique. IEEE Trans. Computers 50(12): 1321-1336 (2001)

U. Nagaraj Shenoy, Alok N. Choudhary, Prithviraj Banerjee: An algorithm for synthesis of large time-constrained heterogeneous adaptive systems. ACM Trans. Design Autom. Electr. Syst. 6(2): 207-225 (2001)

Mahmut T. Kandemir, Prithviraj Banerjee, Alok N. Choudhary, J. Ramanujam, Eduard Ayguadé: Static and Dynamic Locality Optimizations Using Integer Linear Programming. IEEE Trans. Parallel Distrib. Syst. 12(9): 922-941 (2001)

Malay Haldar, Anshuman Nayak, Alok N. Choudhary, Prithviraj Banerjee: Automated synthesis of pipelined designs on FPGAs for signal and image processing applications described in MATLAB. ASP-DAC 2001: 645-648

Anshuman Nayak, Malay Haldar, Alok N. Choudhary, Prithviraj Banerjee: Precision and error analysis of MATLAB applications during automated hardware synthesis for FPGAs. DATE 2001: 722-728

Anshuman Nayak, Malay Haldar, Alok N. Choudhary, Prith Banerjee: Parallelization of MATLAB Applications for a Multi-FPGA System. FCCM 2001: 1-9

Andreas Moshovos, Gokhan Memik, Babak Falsafi, Alok N. Choudhary: JETTY: Filtering Snoops for Reduced Energy Consumption in SMP Servers. HPCA 2001: 85-96

Malay Haldar, Anshuman Nayak, Alok N. Choudhary, Prithviraj Banerjee: A System for Synthesizing Optimized FPGA Hardware from MATLAB. ICCAD 2001: 314-319

Xiaohui Shen, Alok N. Choudhary: DPFS: A Distributed Parallel File System. ICPP 2001: 533-544

Xiaohui Shen, Wei-keng Liao, Alok N. Choudhary: An Integrated Graphical User Interface for High Performance Distributed Computing. IDEAS 2001: 237-242

Jaechun No, Rajeev Thakur, Dinesh K. Kaushik, Lori A. Freitag, Alok N. Choudhary: A Scientific Data Management System for Irregular Applications. IPDPS 2001: 120

Malay Haldar, Anshuman Nayak, Alok N. Choudhary, Prithviraj Banerjee, U. Nagaraj Shenoy: Fpga Hardware Synthesis From Matlab. VLSI Design 2001: 299-304

U. Nagaraj Shenoy, Prithviraj Banerjee, Alok N. Choudhary, Mahmut T. Kandemir: Efficient Synthesis of Array Intensive Computations onto FPGA Based Accelerators. VLSI Design 2001: 305-310

Jaechun No, Rajeev Thakur, Dinesh K. Kaushik, Lori A. Freitag, Alok N. Choudhary: A Scientific Data Management System for Irregular Applications. CoRR cs.DC/0102016 (2001)

Alok N. Choudhary, Mahmut T. Kandemir, Jaechun No, Gokhan Memik, Xiaohui Shen, Wei-keng Liao, Harsha S. Nagesh, Sachin More, Valerie E. Taylor, Rajeev Thakur, Rick L. Stevens: Data management for large-scale scientific computations in high performance distributed systems. Cluster Computing 3(1): 45-60 (2000)

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary: Compiler Algorithms for Optimizing Locality and Parallelism on Shared and Distributed-Memory Machines. J. Parallel Distrib. Comput. 60(8): 924-965 (2000)

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Meenakshi A. Kandaswamy: A Unified Framework for Optimizing Locality, Parallelism, and Communication in Out-of-Core Computations. IEEE Trans. Parallel Distrib. Syst. 11(7): 648-668 (2000)

Mahmut T. Kandemir, Alok N. Choudhary, Prithviraj Banerjee, J. Ramanujam, U. Nagaraj Shenoy: Minimizing Data and Synchronization Costs in One-Way Communication. IEEE Trans. Parallel Distrib. Syst. 11(12): 1232-1251 (2000)

Malay Haldar, Anshuman Nayak, Alok N. Choudhary, Prithviraj Banerjee: Scheduling algorithms for automated synthesis of pipelined designs on FPGAs for applications described in MATLAB. CASES 2000: 85-93

U. Nagaraj Shenoy, Prithviraj Banerjee, Alok N. Choudhary: A System-Level Synthesis Algorithm with Guaranteed Solution Quality. DATE 2000: 417-424

Gokhan Memik, Mahmut T. Kandemir, Alok N. Choudhary: Design and Evaluation of a Compiler-Directed Collective I/O Technique. Euro-Par 2000: 1263-1272

Sachin More, Alok N. Choudhary: Scheduling Queries for Tape-Resident Data. Euro-Par 2000: 1292-1301

Prithviraj Banerjee, U. Nagaraj Shenoy, Alok N. Choudhary, Scott Hauck, C. Bachmann, Malay Haldar, Pramod G. Joisha, Alex K. Jones, Abhay Kanhere, Anshuman Nayak, S. Periyacheri, M. Walkden, David Zaretsky: A MATLAB Compiler for Distributed, Heterogeneous, Reconfigurable Computing Systems. FCCM 2000: 39-48

Malay Haldar, Anshuman Nayak, Alok N. Choudhary, Prithviraj Banerjee: Parallel algorithms for FPGA placement. ACM Great Lakes Symposium on VLSI 2000: 86-94

Wei-keng Liao, Xiaohui Shen, Alok N. Choudhary: Meta-data Management System for High-Performance Large-Scale Scientific Data Access. HiPC 2000: 293-300

Xiaohui Shen, Alok N. Choudhary: A Distributed Multi-Storage Resource Architecture and I/O Performance Prediction for Scientific Computing. HPDC 2000: 21-

Malay Haldar, Anshuman Nayak, Abhay Kanhere, Pramod G. Joisha, U. Nagaraj Shenoy, Alok N. Choudhary, Prithviraj Banerjee: Match Virtual Machine: An Adaptive Runtime System to Execute MATLAB in Parallel. ICPP 2000: 145-152

Gokhan Memik, Mahmut T. Kandemir, Alok N. Choudhary: Design and Evaluation of Smart Disk Architecture for DSS Commercial Workloads. ICPP 2000: 335-

Harsha S. Nagesh, Sanjay Goil, Alok N. Choudhary: A Scalable Parallel Subspace Clustering Algorithm for Massive Data Sets. ICPP 2000: 477-

Xiaohui Shen, Wei-keng Liao, Alok N. Choudhary, Gokhan Memik, Mahmut T. Kandemir, Sachin More, George K. Thiruvathukal, Arti Singh: A novel application development environment for large-scale scientific computations. ICS 2000: 274-283

Wei-keng Liao, Alok N. Choudhary, Donald Weiner, Pramod K. Varshney: Design and Evaluation of I/O Strategies for Parallel Pipelined STAP Applications. IPDPS 2000: 655-662

Gokhan Memik, Mahmut T. Kandemir, Alok N. Choudhary, Valerie E. Taylor: APRIL: A Run-Time Library for Tape-Resident Data. IEEE Symposium on Mass Storage Systems 2000: 61-74

Sachin More, Alok N. Choudhary: Tertiary Storage Organization for Large Multidimensional Datasets. IEEE Symposium on Mass Storage Systems 2000: 203-210

Jaechun No, Rajeev Thakur, Alok N. Choudhary: Integrating Parallel File I/O and Database Support for High-Performance Scientific Data Management. SC 2000: 57

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Prithviraj Banerjee: A Matrix-Based Approach to Global Locality Optimization. J. Parallel Distrib. Comput. 58(2): 190-235 (1999)

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary: Improving Cache Locality by a Combination of Loop and Data Transformation. IEEE Trans. Computers 48(2): 159-167 (1999)

Divyesh Jadav, Alok N. Choudhary, P. Bruce Berra: Techniques for Increasing the Stream Capacity of A High-Performance Multimedia Server. IEEE Trans. Knowl. Data Eng. 11(2): 284-302 (1999)

Mahmut T. Kandemir, Prithviraj Banerjee, Alok N. Choudhary, J. Ramanujam, U. Nagaraj Shenoy: A global communication optimization technique based on data-flow analysis and linear algebra. ACM Trans. Program. Lang. Syst. 21(6): 1251-1297 (1999)

Mahmut T. Kandemir, Alok N. Choudhary, U. Nagaraj Shenoy, Prithviraj Banerjee, J. Ramanujam: A Linear Algebra Framework for Automatic Determination of Optimal Data Layouts. IEEE Trans. Parallel Distrib. Syst. 10(2): 115-135 (1999)

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Prithviraj Banerjee: On Reducing False Sharing while Improving Locality on Shared Memory Multiprocessors. IEEE PACT 1999: 203-211

Jesús Carretero, Jaechun No, Alok N. Choudhary: Optimizing I/O for Irregular Applications on Distributed-Memory Machines. ACPC 1999: 470-479

Jaechun No, Jesús Carretero, Alok N. Choudhary: Optimizations to Provide High Performance Parallel I/O for Irregular Applications. Applied Informatics 1999: 450-453

Jesús Carretero, Weiyu Zhu, Alok N. Choudhary: Hierarchical scheduling for disk I/O in an integrated environment. Computers and Their Applications 1999: 200-203

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam: I/O-Conscious Tiling for Disk-Resident Data Sets. Euro-Par 1999: 430-439

Wei-keng Liao, Alok N. Choudhary, Donald Weiner, Pramod K. Varshney: I/O Implementation and Evaluation of Parallel Pipelined STAP on High Performance Computers. HiPC 1999: 354-358

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam: Restructuring I/O-Intensive Computations for Locality. HPCN Europe 1999: 1097-1106

Jaechun No, Jesús Carretero, Alok N. Choudhary: High Performance Parallel I/O Schemes for Irregular Applications on Clusters of Workstations. HPCN Europe 1999: 1117-1126

Alok N. Choudhary, Mahmut T. Kandemir, Harsha S. Nagesh, Jaechun No, Xiaohui Shen, Valerie E. Taylor, Sachin More, Rajeev Thakur: Data Management for Large-Scale Scientific Computations in High Performance Distributed Systems. HPDC 1999

Jesús Carretero, Weiyu Zhu, Xiaohui Shen, Alok N. Choudhary: Design and Evaluation of a Multimedia Integrated Parallel File System. ICMCS, Vol. 2 1999: 323-327

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Prithviraj Banerjee: A Framework for Interprocedural Locality Optimization Using Both Loop and Data Layout Transformations. ICPP 1999: 95-102

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam: Compiler Optimizations for I/O-Intensive Computations. ICPP 1999: 164-171

Mahmut T. Kandemir, Prithviraj Banerjee, Alok N. Choudhary, J. Ramanujam, Eduard Ayguadé: An integer linear programming approach for optimizing cache locality. International Conference on Supercomputing 1999: 500-509

Sanjay Goil, Alok N. Choudhary: A Parallel Scalable Infrastructure for OLAP and Data Mining. IDEAS 1999: 178-186

Wei-keng Liao, Alok N. Choudhary, Donald Weiner, Pramod K. Varshney: Multi-Threaded Design and Implementation of Parallel Pipelined STAP on Parallel Computers with SMP Nodes. IPPS/SPDP 1999: 448-452

Sanjay Goil, Alok N. Choudhary: Design and Implementation of a Scalable Parallel System for Multidimensional Analysis and OLAP. IPPS/SPDP 1999: 576-581

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Prithviraj Banerjee: A Graph Based Framework to Detect Optimal Memory Layouts for Improving Data Locality. IPPS/SPDP 1999: 738-743

Sanjay Goil, Alok N. Choudhary: Efficient Parallel Classification Using Dimensional Aggregates. Large-Scale Parallel Data Mining 1999: 197-210

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Prithviraj Banerjee: Improving Locality Using a Graph-Based Technique for Detecting Memory Layouts of Arrays. PPSC 1999

Sanjay Goil, Alok N. Choudhary: An Infrastructure for Scalable Parallel Multidimensional Analysis. SSDBM 1999: 102-111

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Meenakshi A. Kandaswamy: Locality Optimization Algorithms for Compilation of Out-of-Core Codes. J. Inf. Sci. Eng. 14(1): 107-138 (1998)

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Rajesh Bordawekar: Compilation Techniques for Out-of-Core Parallel Computations. Parallel Computing 24(3-4): 597-628 (1998)

Alok N. Choudhary, Sanjay Ranka: Comments on "Mesh and Pyramid Algorithms for Iconic indexing": authors' reply. Pattern Recognition 31(6): 821-822 (1998)

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Prithviraj Banerjee: A Matrix-Based Approach to the Global Locality Optimization Problem. IEEE PACT 1998: 306-313

Sanjay Goil, Alok N. Choudhary: High Performance Multidimensional Analysis of Large Datasets. DOLAP 1998: 34-39

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, U. Nagaraj Shenoy, Prithviraj Banerjee: Enhancing Spatial Locality via Data Layout Optimizations. Euro-Par 1998: 422-434

Jesús Carretero, Jaechun No, Sung-Soon Park, Alok N. Choudhary, Pang Chen: COMPASSION: A Parallel I/O Runtime System Including Chunking and Compression for Irregular Applications. HPCN Europe 1998: 668-677

Mahmut T. Kandemir, U. Nagaraj Shenoy, Prithviraj Banerjee, J. Ramanujam, Alok N. Choudhary: Minimizing Data and Synchronization Costs in One-Way Communication. ICPP 1998: 180-188

Meenakshi A. Kandaswamy, Mahmut T. Kandemir, Alok N. Choudhary, David E. Bernholdt: Performance Implications of Architectural and Software Techniques on I/O-Intensive Applications. ICPP 1998: 493-

Dhruva R. Chakrabarti, U. Nagaraj Shenoy, Alok N. Choudhary, Prithviraj Banerjee: An Efficient Uniform Run-time Scheme for Mixed Regular-irregular Applications. International Conference on Supercomputing 1998: 61-68

Mahmut T. Kandemir, Alok N. Choudhary, U. Nagaraj Shenoy, Prithviraj Banerjee, J. Ramanujam: A Hyperplane Based Approach for Optimizing Spatial Locality in Loop Nests. International Conference on Supercomputing 1998: 69-76

Mahmut T. Kandemir, Prithviraj Banerjee, Alok N. Choudhary, J. Ramanujam, U. Nagaraj Shenoy: A Generalized Framework for Global Communication Optimization. IPPS/SPDP 1998: 69-73

Alok N. Choudhary, Wei-keng Liao, Donald Weiner, Pramod K. Varshney, Richard W. Linderman, Mark H. Linderman: Design, Implementation and Evaluation of Parallel Pipelined STAP on Parallel Computers. IPPS/SPDP 1998: 220-225

Jaechun No, Sung-Soon Park, Jesús Carretero, Alok N. Choudhary, Pang Chen: Design and Implementation of a Parallel I/O Runtime System for Irregular Applications. IPPS/SPDP 1998: 280-284

Sanjay Goil, Alok N. Choudhary: High Performance Data Mining Using Data Cubes on Parallel Computers. IPPS/SPDP 1998: 548-555

Jesús Carretero, Jaechun No, Alok N. Choudhary, Pang Chen: COMPASSION: A Parallel I/O Runtime System Including Chunking and Compression for Irregular Applications. IRREGULAR 1998: 262-273

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary, Prithviraj Banerjee: A Loop Transformation Algorithm Based on Explicit Data Layout Representation for Optimizing Locality. LCPC 1998: 34-50

Peter Brezany, Alok N. Choudhary, Minh Dang: Language and Compiler Support for Out-of-Core Irregular Applications on Distributed-Memory Multiprocessors. LCR 1998: 343-350

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam: Improving Locality in Out-of-Core Computations Using Data Layout Transformations. LCR 1998: 359-366

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Prithviraj Banerjee: Improving Locality Using Loop and Data Transformations in an Integrated Framework. MICRO 1998: 285-297

Chutimet Srinilta, Alok N. Choudhary: Performance Enhancement Using Intra-server Caching in a Continuous Media Server. RIDE 1998: 60-66

Sanjay Goil, Alok N. Choudhary: High Performance Multidimensional Analysis and Data Mining. SC 1998: 21

Sarita V. Adve, Doug Burger, Rudolf Eigenmann, Alasdair Rawsthorne, Michael D. Smith, Catherine H. Gebotys, Mahmut T. Kandemir, David J. Lilja, Alok N. Choudhary, Jesse Zhixi Fang, Pen-Chung Yew: Changing Interaction of Compiler and Architecture. IEEE Computer 30(12): 51-58 (1997)

Sanjay Goil, Alok N. Choudhary: High Performance OLAP and Data Mining on Parallel Computers. Data Min. Knowl. Discov. 1(4): 391-417 (1997)

Ian T. Foster, David R. Kohr Jr., Rakesh Krishnaiyer, Alok N. Choudhary: A Library-Based Approach to Task Parallelism in a Data-Parallel Language. J. Parallel Distrib. Comput. 45(2): 148-158 (1997)

Divyesh Jadav, Alok N. Choudhary, P. Bruce Berra: An Evaluation of Design Trade-Offs in a High-Performance, Media-on-Demand Server. Multimedia Syst. 5(1): 53-68 (1997)

Divyesh Jadav, Chutimet Srinilta, Alok N. Choudhary: Batching and Dynamic Allocation Techniques for Increasing the Stream Capacity of an On-Demand Media Server. Parallel Computing 23(12): 1727-1742 (1997)

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary: Compiler Algorithms for Optimizing Locality and Parallelism on Shared and Distributed Memory Machines. IEEE PACT 1997: 236-

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary: Optimization of Out-of-Core Computations Using Chain Vectors. Euro-Par 1997: 601-608

Peter Brezany, Alok N. Choudhary, Minh Dang: Parallelization of Irregular Out-of-Core Applications for Distributed-Memory Systems. HPCN Europe 1997: 811-820

Shailender Chaudhry, Alok N. Choudhary: Time dependent priority scheduling for guaranteed QoS systems. ICCCN 1997: 236-241

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary: Improving the Performance of Out-of-Core Computations. ICPP 1997: 128-136

Mahmut T. Kandemir, J. Ramanujam, Alok N. Choudhary: A Compiler Algorithm for Optimizing Locality in Loop Nests. International Conference on Supercomputing 1997: 269-276

Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanujam, Meenakshi A. Kandaswamy: A Unified Compiler Algorithm for Optimizing Locality, Parallelism and Communication in Out-of-core Computations. IOPADS 1997: 79-92

Chutimet Srinilta, Divyesh Jadav, Alok N. Choudhary: Design and Evaluation of Data Storage and Retrieval Strategies in a Distributed Memory Continuous Media Server. IPPS 1997: 360-367

Sachin More, Alok N. Choudhary, Ian T. Foster, Ming Q. Xu: MTIO - A Multi-Threaded Parallel I/O System. IPPS 1997: 368-373

Mahmut T. Kandemir, Rajesh Bordawekar, Alok N. Choudhary: Data Access Reorganizations in Compiling Out-of-Core Data Parallel Programs on Distributed Memory Machines. IPPS 1997: 559-

Peter Brezany, Alok N. Choudhary, Minh Dang: Parallelization of Irregular Codes Including Out-of-Core Data and Index Arrays. PARCO 1997: 235-242

Jaechun No, Alok N. Choudhary: Runtime Library for Parallel I/O for Irregular Applications. PARCO 1997: 437-440

Ian T. Foster, David R. Kohr Jr., Rakesh Krishnaiyer, Alok N. Choudhary: HPF-MPI: A Programming System Supporting Task and Data Parallelism. PPSC 1997

Mahmut T. Kandemir, Rajesh Bordawekar, Alok N. Choudhary: I/O Optimizations for Compiling Out-of Core Programs on Distributed-Memory Machines. PPSC 1997

Chutimet Srinilta, Divyesh Jadav, Alok N. Choudhary: Techniques for Increasing the Stream Capacity of a Multimedia Server. RIDE 1997: 122-130

Meenakshi A. Kandaswamy, Mahmut T. Kandemir, Alok N. Choudhary, David E. Bernholdt: Optimization and Evaluation of Hartree-Fock Application's I/O with PASSION. SC 1997: 31

Rajeev Thakur, Alok N. Choudhary, Rajesh Bordawekar, Sachin More, Sivaramakrishna Kuditipudi: Passion: Optimized I/O for Parallel Applications. IEEE Computer 29(6): 70-78 (1996)

Alok N. Choudhary, David Kotz: Large-Scale File Systems with the Flexibility of Databases. ACM Comput. Surv. 28(4es): 207 (1996)

Rajesh Bordawekar, Alok N. Choudhary, J. Ramanujam: Compilation and Communication Strategies for Out-of-Core Programs on Distributed Memory Machines. J. Parallel Distrib. Comput. 38(2): 277-288 (1996)

Rajeev Thakur, Alok N. Choudhary: An Extended Two-Phase Method for Accessing Sections of Out-of-Core Arrays. Scientific Programming 5(4): 301-317 (1996)

Rajeev Thakur, Alok N. Choudhary, J. Ramanujam: Efficient Algorithms for Array Redistribution. IEEE Trans. Parallel Distrib. Syst. 7(6): 587-594 (1996)

Chaitanya Tumuluri, Alok N. Choudhary: Scalable Software Latency Hiding Schemes: Evaluation of the Poststore and Prefetch Options. Euro-Par, Vol. II 1996: 486-491

Rajesh Bordawekar, Alok N. Choudhary, J. Ramanujam: A Framework for Integrated Communication and I/O Placement. Euro-Par, Vol. I 1996: 541-552

Alok N. Choudhary, Vijay Gehlot, Bhagirath Narahari: Syntax and Semantics of PRETSEL - A Specification Language for Parallel Real-Time Systems. HICSS (1) 1996: 525-

Rajesh Bordawekar, Alok N. Choudhary, J. Ramanujam: Automatic Optimization of Communication in Compiling Out-of-Core Stencil Codes. International Conference on Supercomputing 1996: 366-373

Meenakshi Arunachalam, Alok N. Choudhary, Brad Rullman: Implementation and Evaluation of Prefetching in the Intel Paragon Parallel File System. IPPS 1996: 554-559

Ian T. Foster, David R. Kohr Jr., Rakesh Krishnaiyer, Alok N. Choudhary: Double Standards: Bringing Task Parallelism to HPF Via the Message Passing Interface. SC 1996: 36

Divyesh Jadav, Chutimet Srinilta, Alok N. Choudhary, P. Bruce Berra: Techniques for Scheduling I/O in a High Performance Multimedia-on-Demand Server. J. Parallel Distrib. Comput. 30(2): 190-203 (1995)

Michael Harry, Juan Miguel del Rosario, Alok N. Choudhary: The Design of VIP-FS: A Virtual, Parallel File System for High Performance Parallel and Distributed Computing. Operating Systems Review 29(3): 35-48 (1995)

Rajeev Thakur, Ravi Ponnusamy, Alok N. Choudhary, Geoffrey Fox: Complete exchange on the CM-5 and Touchstone Delta. The Journal of Supercomputing 8(4): 305-328 (1995)

Ravi Ponnusamy, Joel H. Saltz, Alok N. Choudhary, Yuan-Shin Hwang, Geoffrey Fox: Runtime Support and Compilation Methods for User-Specified Irregular Data Distributions. IEEE Trans. Parallel Distrib. Syst. 6(8): 815-831 (1995)

Divyesh Jadav, Chutimet Srinilta, Alok N. Choudhary, P. Bruce Berra: Design and Evaluation of Data Access Stratecies in a High Performance Multimedia-on-Demand Server. ICMCS 1995: 286-291

Shailender Chaudhry, Mohammed Raziuddin, Alok N. Choudhary: On guaranteed bandwidth channels. ICNP 1995: 47-

Rajesh Bordawekar, Alok N. Choudhary: Communication Strategies for Out-of-Core Programs on Distributed Memory Machines. International Conference on Supercomputing 1995: 395-403

Michael Harry, Juan Miguel del Rosario, Alok N. Choudhary: VIP-FS: a VIrtual, Parallel File System for high performance parallel and distributed computing. IPPS 1995: 159-164

Rajesh Bordawekar, Alok N. Choudhary, Ken Kennedy, Charles Koelbel, Michael H. Paleczny: A Model and Compilation Strategy for Out-of-Core Data Parallel Programs. PPOPP 1995: 1-10

Meenakshi Arunachalam, Alok N. Choudhary, Brad Rullman: A Prefetching Prototype for the Parallel File System on the Paragon. SIGMETRICS 1995: 321-323

Juan Miguel del Rosario, Alok N. Choudhary: High-Performance I/O for Massively Parallel Computers: Problems and Prospects. IEEE Computer 27(3): 59-68 (1994)

Alok N. Choudhary, Rajeev Thakur: Connected Component Labeling on Coarse Grain Parallel Computers: An Experimental Study. J. Parallel Distrib. Comput. 20(1): 78-83 (1994)

Zeki Bozkus, Alok N. Choudhary, Geoffrey Fox, Tomasz Haupt, Sanjay Ranka, Min-You Wu: Compiling Fortran 90D/HPF for Distributed Memory MIMD Computers. J. Parallel Distrib. Comput. 21(1): 15-26 (1994)

Senthil Krishnamoorthy, Alok N. Choudhary: A Scalable Distributed Shared Memory Architecture. J. Parallel Distrib. Comput. 22(3): 547-554 (1994)

Ravi Ponnusamy, Nashat Mansour, Alok N. Choudhary, Geoffrey Charles Fox: Graph Contraction for Mapping Data on Parallel Computers: A Quality-Cost Tradeoff. Scientific Programming 3(1): 73-82 (1994)

Alok N. Choudhary, Bhagirath Narahari, David M. Nicol, Rahul Simha: Optimal Processor Assignment for a Class of Pipelined Computations. IEEE Trans. Parallel Distrib. Syst. 5(4): 439-445 (1994)

Rajeev Thakur, Rajesh Bordawekar, Alok N. Choudhary: Compiler and runtime support for out-of-core HPF programs. International Conference on Supercomputing 1994: 382-391

Rajeev Thakur, Alok N. Choudhary: All-to-All Communication on Meshes with Wormhole Routing. IPPS 1994: 561-565

Rajeev Thakur, Alok N. Choudhary, Geoffrey Fox: Complete Exchange on a Wormhole Routed Mesh. MASCOTS 1994: 131-135

Alok N. Choudhary: Parallel I/O Systems - Guest Editor's Introduction. J. Parallel Distrib. Comput. 17(1-2): 1-3 (1993)

Q. Wang Song, Salim Hariri, Alok N. Choudhary: Design and Analysis of an Optical Communications Processor. J. Parallel Distrib. Comput. 17(3): 222-229 (1993)

Ravi Ponnusamy, Rajeev Thakur, Alok N. Choudhary, Kishore Velamakanni, Zeki Bozkus, Geoffrey Fox: Experimental Performance Evaluation of the CM-5. J. Parallel Distrib. Comput. 19(3): 192-202 (1993)

Alok N. Choudhary, Geoffrey Fox, Seema Hiranandani, Ken Kennedy, Charles Koelbel, Sanjay Ranka, Chau-Wen Tseng: Unified Compilation of Fortran 77D and 90D. LOPLAS 2(1-4): 95-114 (1993)

Alok N. Choudhary, Bhagirath Narahari, Ramesh Krishnamurti: An Efficient Heuristic Scheme for Dynamic Remapping of Parallel Computations. Parallel Computing 19(6): 621-632 (1993)

Alok N. Choudhary, Janak H. Patel, Narendra Ahuja: NETRA: A Hierarchical and Partitionable Architecture for Computer Vision Systems. IEEE Trans. Parallel Distrib. Syst. 4(10): 1092-1104 (1993)

Nashat Mansour, Ravi Ponnusamy, Alok N. Choudhary, Geoffrey Fox: Graph Contraction for Physical Optimization Methods: A Quality-Cost Tradeoff for Mapping Data on Parallel Computers. International Conference on Supercomputing 1993: 1-10

Rajesh Bordawekar, Alok N. Choudhary, Juan Miguel del Rosario: An Experimental Performance Evaluation of Touchstone Delta Concurrent File System. International Conference on Supercomputing 1993: 367-376

Ravi Ponnusamy, Nashat Mansour, Alok N. Choudhary, Geoffrey Fox: Mapping Realistic Data Sets on Parallel Computers. IPPS 1993: 123-128

Edward B. Suh, B. K. Lee, Robert L. Martino, Bhagirath Narahari, Alok N. Choudhary: Parallel Computation of Solvent Accessible Surface Area of Protein Molecules. IPPS 1993: 685-689

Zeki Bozkus, Alok N. Choudhary, Geoffrey Fox, Tomasz Haupt, Sanjay Ranka: A Compilation Approach for Fortran 90D/ HPF Compilers. LCPC 1993: 200-215

Zeki Bozkus, Alok N. Choudhary, Geoffrey Fox, Tomasz Haupt, Sanjay Ranka: Fortran 90D/HPF compiler for distributed memory MIMD computers: design, implementation, and performance results. SC 1993: 351-360

Ravi Ponnusamy, Joel H. Saltz, Alok N. Choudhary: Runtime compilation techniques for data partitioning and communication schedule reuse. SC 1993: 361-370

Rajesh Bordawekar, Juan Miguel del Rosario, Alok N. Choudhary: Design and Evaluation of primitives for Parallel I/O. SC 1993: 452-461

Alok N. Choudhary, Charles Koelbel, Mary Zosel: High performance Fortran: implementor and users workshop. SC 1993: 610-613

Geoffrey Fox, Sanjay Ranka, Michael L. Scott, Allen D. Malony, James C. Browne, Marina C. Chen, Alok N. Choudhary, Thomas Cheatham, Janice E. Cuny, Rudolf Eigenmann, Amr F. Fahmy, Ian T. Foster, Dennis Gannon, Tomasz Haupt, Carl Kesselman, Charles Koelbel, Wei Li, Monica S. Lam, Thomas J. LeBlanc, Jim Openshaw, David A. Padua, Constantine D. Polychronopoulos, Joel H. Saltz, Alan Sussman, Gil Weigand, Katherine A. Yelick: Common runtime support for high-performance parallel languages. SC 1993: 752-757