Pasi Fränti

Mikko I. Malinen, Pasi Fränti: Clustering by analytic functions. Inf. Sci. 217: 31-38 (2012)

Qinpei Zhao, Ville Hautamäki, Ismo Kärkkäinen, Pasi Fränti: Random swap EM algorithm for Gaussian mixture models. Pattern Recognition Letters 33(16): 2120-2126 (2012)

Pejman Mowlaee, Rahim Saeidi, Mads Græsbøll Christensen, Zheng-Hua Tan, Tomi Kinnunen, Pasi Fränti, Søren Holdt Jensen: A Joint Approach for Single-Channel Speaker Identification and Speech Separation. IEEE Transactions on Audio, Speech & Language Processing 20(9): 2586-2601 (2012)

Minjie Chen, Mantao Xu, Pasi Fränti: A Fast $O(N)$ Multiresolution Polygonal Approximation Algorithm for GPS Trajectory Simplification. IEEE Transactions on Image Processing 21(5): 2770-2785 (2012)

Karol Waga, Andrei Tabarcea, Minjie Chen, Pasi Fränti: Detecting movement type by route segmentation and classification. CollaborateCom 2012: 508-513

Karol Waga, Andrei Tabarcea, Pasi Fränti: Recommendation of points of interest from user generated data collection. CollaborateCom 2012: 550-555

Minjie Chen, Mantao Xu, Pasi Fränti: Compression of GPS Trajectories. DCC 2012: 62-71

Qinpei Zhao, Mohammad Rezaei, Hao Chen, Pasi Fränti: Keyword clustering for automatic categorization. ICPR 2012: 2845-2848

Minjie Chen, Mantao Xu, Pasi Fränti: Compression of GPS trajectories using optimized approximation. ICPR 2012: 3180-3183

Zijian Zhu, Zhengguo Li, Susanto Rahardja, Pasi Fränti: 2D denoising factor for high dynamic range imaging. SIGGRAPH Posters 2012: 46

Caiming Zhong, Duoqian Miao, Pasi Fränti: Minimum spanning tree based split-and-merge: A hierarchical clustering method. Inf. Sci. 181(16): 3397-3410 (2011)

Tomi Kinnunen, Ilja Sidoroff, Marko Tuononen, Pasi Fränti: Comparison of clustering methods: A case study of text-independent speaker modeling. Pattern Recognition Letters 32(13): 1604-1617 (2011)

Minjie Chen, Mantao Xu, Pasi Fränti: Adaptive Context-Tree-Based Statistical Filtering for Raster Map Image Denoising. IEEE Transactions on Multimedia 13(6): 1195-1207 (2011)

Luis Javier Rodríguez, Mikel Peñagarikano, Amparo Varona, Mireia Díez, Germán Bordel, David Martínez González, Jesús A. Villalba, Antonio Miguel, Alfonso Ortega, Eduardo Lleida, Alberto Abad, Oscar Koller, Isabel Trancoso, Paula Lopez-Otero, Laura Docío Fernández, Carmen García-Mateo, Rahim Saeidi, Mehdi Soufifar, Tomi Kinnunen, Torbjørn Svendsen, Pasi Fränti: Multi-site heterogeneous system fusions for the Albayzin 2010 Language Recognition Evaluation. ASRU 2011: 377-382

Minjie Chen, Mantao Xu, Pasi Fränti: Adaptive filtering of raster map images using optimal context selection. ICIP 2011: 77-80

Zijian Zhu, Zhengguo Li, Susanto Rahardja, Pasi Fränti: De-ghosting of HDR images with double-credit intensity mapping. ICIP 2011: 1337-1340

Pejman Mowlaee, Rahim Saeidi, Zheng-Hua Tan, Mads Græsbøll Christensen, Tomi Kinnunen, Pasi Fränti, Søren Holdt Jensen: Sinusoidal Approach for the Single-Channel Speech Separation and Recognition Challenge. INTERSPEECH 2011: 677-680

Qinpei Zhao, Mantao Xu, Pasi Fränti: Extending external validity measures for determining the number of clusters. ISDA 2011: 931-936

Pasi Fränti, Jinhua Chen, Andrei Tabarcea: Four Aspects of Relevance in Sharing Location-based Media: Content, Time, Location and Network. WEBIST 2011: 413-417

Pejman Mowlaee, Rahim Saeidi, Zheng-Hua Tan, Mads Græsbøll Christensen, Pasi Fränti, Søren Holdt Jensen: Joint single-channel speech separation and speaker identification. ICASSP 2010: 4430-4433

Rahim Saeidi, Tomi Kinnunen, Hamid Reza Sadegh Mohammadi, Robert D. Rodman, Pasi Fränti: Joint frame and Gaussian selection for text independent speaker verification. ICASSP 2010: 4530-4533

Zijian Zhu, Susanto Rahardja, Zhengguo Li, Pasi Fränti: Detecting and composing near-identical HDR images without exposure information. ICIP 2010: 3337-3340

Minjie Chen, Mantao Xu, Pasi Fränti: Fast dynamic quantization algorithm for vector map compression. ICIP 2010: 4289-4292

Minjie Chen, Mantao Xu, Pasi Fränti: Statistical filtering of raster map images. ICME 2010: 394-399

Pasi Fränti, Andrei Tabarcea, Juha Kuittinen, Ville Hautamäki: Location-based search engine for multimedia phones. ICME 2010: 558-563

Minjie Chen, Mantao Xu, Pasi Fränti: Optimized Entropy-constrained Vector Quantization of lossy Vector Map Compression. ICPR 2010: 722-725

Rahim Saeidi, Pejman Mowlaee, Tomi Kinnunen, Zheng-Hua Tan, Mads Græsbøll Christensen, Søren Holdt Jensen, Pasi Fränti: Signal-to-Signal Ratio Independent Speaker Identification for Co-channel Speech Signals. ICPR 2010: 4565-4568

Rahim Saeidi, Pejman Mowlaee, Tomi Kinnunen, Zheng-Hua Tan, Mads Græsbøll Christensen, Søren Holdt Jensen, Pasi Fränti: Improving monaural speaker identification by double-talk detection. INTERSPEECH 2010: 1069-1072

Pasi Fränti, Juha Kuittinen, Andrei Tabarcea, Lomanzi Sakala: MOPSI location-based search engine: concept, architecture and prototype. SAC 2010: 872-873

Andrei Tabarcea, Ville Hautamäki, Pasi Fränti: Ad-hoc Georeferencing of Web-pages using Street-name Prefix Trees. WEBIST (1) 2010: 237-244

Andrei Tabarcea, Ville Hautamäki, Pasi Fränti: Ad-Hoc Georeferencing of Web-Pages Using Street-Name Prefix Trees. WEBIST (Selected Papers) 2010: 259-271

Tomi Kinnunen, Juhani Saastamoinen, Ville Hautamäki, Mikko Vinni, Pasi Fränti: Comparative evaluation of maximum a Posteriori vector quantization and gaussian mixture models in speaker verification. Pattern Recognition Letters 30(4): 341-347 (2009)

Pasi Fränti, Juhani Saastamoinen, Ismo Kärkkäinen, Tomi Kinnunen, Ville Hautamäki, Ilja Sidoroff: Developing Speaker Recognition System: From Prototype to Practical Application. e-Forensics 2009: 102-115

Pasi Fränti, Olli Virmajoki: On the Efficiency of Swap-Based Clustering. ICANNGA 2009: 303-312

Qinpei Zhao, Mantao Xu, Pasi Fränti: Sum-of-Squares Based Cluster Validity Index and Significance Analysis. ICANNGA 2009: 313-322

Tomi Kinnunen, Juhani Saastamoinen, Ville Hautamäki, Mikko Vinni, Pasi Fränti: Comparing maximum a posteriori vector quantization and Gaussian mixture models in speaker verification. ICASSP 2009: 4229-4232

Qinpei Zhao, Ville Hautamäki, Ismo Kärkkäinen, Pasi Fränti: Random swap EM algorithm for finite mixture models in image segmentation. ICIP 2009: 2397-2400

Minjie Chen, Mantao Xu, Pasi Fränti: Multi-layer filtering approach for map images. ICIP 2009: 3953-3956

Ville Hautamäki, Tomi Kinnunen, Pasi Fränti: Text-independent speaker recognition using graph matching. Pattern Recognition Letters 29(9): 1427-1432 (2008)

Haibin Huang, Pasi Fränti, Dong-Yan Huang, Susanto Rahardja: Cascaded RLS-LMS Prediction in MPEG-4 Lossless Audio Coding. IEEE Transactions on Audio, Speech & Language Processing 16(3): 554-562 (2008)

Qinpei Zhao, Ville Hautamäki, Pasi Fränti: Knee Point Detection in BIC for Detecting the Number of Clusters. ACIVS 2008: 664-673

Pasi Fränti, Marko Tuononen, Olli Virmajoki: Deterministic and randomized local search algorithms for clustering. ICME 2008: 837-840

Pasi Fränti, Olli Virmajoki, Ville Hautamäki: Probabilistic clustering by random swap algorithm. ICPR 2008: 1-4

Ville Hautamäki, Pekka Nykänen, Pasi Fränti: Time-series clustering by approximate prototypes. ICPR 2008: 1-4

Qinpei Zhao, Mantao Xu, Pasi Fränti: Knee Point Detection on Bayesian Information Criterion. ICTAI (2) 2008: 431-438

Ismo Kärkkäinen, Pasi Fränti: Gradual model generator for single-pass clustering. Pattern Recognition 40(3): 784-795 (2007)

Alexander Akimov, Alexander Kolesnikov, Pasi Fränti: Lossless compression of map contours by context tree modeling of chain codes. Pattern Recognition 40(3): 944-952 (2007)

Alexander Kolesnikov, Pasi Fränti: Polygonal approximation of closed discrete curves. Pattern Recognition 40(4): 1282-1293 (2007)

Alexander Akimov, Alexander Kolesnikov, Pasi Fränti: Lossless Compression of Color Map Images by Context Tree Modeling. IEEE Transactions on Image Processing 16(1): 114-120 (2007)

Alexey Podlasov, Pavel Kopylov, Pasi Fränti: Statistical Filtering of Raster Map Images Using a Context Tree Model. SITIS 2007: 501-508

Alexey Podlasov, Eugene I. Ageenko, Pasi Fränti: Morphological reconstruction of semantic layers in map images. J. Electronic Imaging 15(1): 013016 (2006)

Alexey Podlasov, Pasi Fränti: Lossless image compression via bit-plane separation and multilayer context tree modeling. J. Electronic Imaging 15(4): 043009 (2006)

Pasi Fränti, Olli Virmajoki, Ville Hautamäki: Fast Agglomerative Clustering Using a k-Nearest Neighbor Graph. IEEE Trans. Pattern Anal. Mach. Intell. 28(11): 1875-1881 (2006)

Pasi Fränti, Olli Virmajoki: Iterative shrinking method for clustering problems. Pattern Recognition 39(5): 761-775 (2006)

Tomi Kinnunen, Evgeny Karpov, Pasi Fränti: Real-time speaker identification and verification. IEEE Transactions on Audio, Speech & Language Processing 14(1): 277-288 (2006)

Mantao Xu, Xiaolin Wu, Pasi Fränti: Context quantization by kernel Fisher discriminant. IEEE Transactions on Image Processing 15(1): 169-177 (2006)

Alexander Akimov, Alexander Kolesnikov, Pasi Fränti: Lossless Compression of Color Map Images by Context Tree Modeling. DCC 2006: 412-421

Alexey Podlasov, Pasi Fränti: Merge-Based Color Quantization and Context Tree Modeling for Compression of Color Quantized Images. ICIP 2006: 2277-2280

Juhani Saastamoinen, Evgeny Karpov, Ville Hautamäki, Pasi Fränti: Accuracy of MFCC-Based Speaker Recognition in Series 60 Device. EURASIP J. Adv. Sig. Proc. 2005(17): 2816-2827 (2005)

Alexander Kolesnikov, Pasi Fränti: Data reduction of large vector graphics. Pattern Recognition 38(3): 381-394 (2005)

Pavel Kopylov, Pasi Fränti: Compression of map images by multilayer context tree modeling. IEEE Transactions on Image Processing 14(1): 1-11 (2005)

Ismo Kärkkäinen, Pasi Fränti: Gradual Model Generator for Single-Pass Clustering. ICDM 2005: 681-684

Alexander Kolesnikov, Pasi Fränti: Optimal algorithm for convexity measure calculation. ICIP (1) 2005: 353-356

Alexander Kolesnikov, Pasi Fränti: Min-polygonal approximation of closed curves. ICIP (2) 2005: 522-525

Alexander Akimov, Alexander Kolesnikov, Pasi Fränti: Lossless Compression of Map Contours by Context Tree Modeling of Chain Codes. SCIA 2005: 312-321

Roman Bednarik, Tomi Kinnunen, Andrei Mihaila, Pasi Fränti: Eye-Movements as a Biometric. SCIA 2005: 780-789

Ioan Cleju, Pasi Fränti, Xiaolin Wu: Clustering Based on Principal Curve. SCIA 2005: 872-881

Ville Hautamäki, Svetlana Cherednichenko, Ismo Kärkkäinen, Tomi Kinnunen, Pasi Fränti: Improving K-Means by Outlier Removal. SCIA 2005: 978-987

Pasi Fränti, Eugene I. Ageenko, Pavel Kopylov, Sami Gröhn, Florian Berger: Compression of map images for real-time applications. Image Vision Comput. 22(13): 1105-1115 (2004)

Pavel Kopylov, Pasi Fränti: Filtering of color map images by context tree modeling. ICIP 2004: 267-270

Alexander Akimov, Alexander Kolesnikov, Pasi Fränti: Reference line approach for vector data compression. ICIP 2004: 1891-1894

Alexander Kolesnikov, Pasi Fränti: Optimal multiresolution polygonal approximation. ICIP 2004: 3037-3040

Ismo Kärkkäinen, Pasi Fränti: Variable metric for binary vector ouantization. ICIP 2004: 3499-3502

Mantao Xu, Pasi Fränti: A heuristic k-means clustering algorithm by kernel pca. ICIP 2004: 3503-3506

Olli Virmajoki, Pasi Fränti: Divide-and-Conquer Algorithm for Creating Neighborhood Graph for Clustering. ICPR (1) 2004: 264-267

Ville Hautamäki, Ismo Kärkkäinen, Pasi Fränti: Outlier Detection Using k-Nearest Neighbour Graph. ICPR (3) 2004: 430-433

Mantao Xu, Pasi Fränti: Delta-MSE Dissimilarity in Suboptimal K-Means Clustering. ICPR (4) 2004: 577-580

Alexander Kolesnikov, Pasi Fränti, Xiaolin Wu: Multiresolution Polygonal Approximation of Digital Curves. ICPR (2) 2004: 855-858

Pasi Fränti, Evgeny Karpov, Tomi Kinnunen: Real-time speaker identification. INTERSPEECH 2004

Tomi Kinnunen, Evgeny Karpov, Pasi Fränti: Efficient online cohort selection method for speaker verification. INTERSPEECH 2004

Alexander Akimov, Pasi Fränti: Symbol representation in map image compression. SAC 2004: 29-34

Juha Kivijärvi, Pasi Fränti, Olli Nevalainen: Self-Adaptive Genetic Algorithm for Clustering. J. Heuristics 9(2): 113-129 (2003)

Olli Virmajoki, Pasi Fränti: Fast pairwise nearest neighbor based algorithm for multilevel thresholding. J. Electronic Imaging 12(4): 648-659 (2003)

Pasi Fränti, Mantao Xu, Ismo Kärkkäinen: Classification of binary vectors by using SC distance to minimize stochastic complexity. Pattern Recognition Letters 24(1-3): 65-73 (2003)

Alexander Kolesnikov, Pasi Fränti: Reduced-search dynamic programming for approximation of polygonal curves. Pattern Recognition Letters 24(14): 2243-2254 (2003)

Tomi Kinnunen, Evgeny Karpov, Pasi Fränti: A Speaker Pruning Algorithm for Real-Time Speaker Identification. AVBPA 2003: 639-646

Pavel Kopylov, Pasi Fränti: Optimal layer ordering in the compression of map images. DCC 2003: 323-332

Pasi Fränti, Olli Virmajoki, Ville Hautamäki: Fast PNN-based Clustering Using K-nearest Neighbor Graph. ICDM 2003: 525-528

Alexander Kolesnikov, Pasi Fränti: Fast algorithm for multiple-objects min-/spl epsiv/ problem. ICIP (1) 2003: 221-224

Tomi Kinnunen, Ville Hautamäki, Pasi Fränti: On the fusion of dissimilarity-based classifiers for speaker identification. INTERSPEECH 2003

Mantao Xu, Pasi Fränti: Context Clustering in Lossless Compression of Gray-Scale Image. SCIA 2003: 328-334

Alexander Kolesnikov, Pasi Fränti: Polygonal Approximation of Closed Contours. SCIA 2003: 778-785

Pasi Fränti, Eugene I. Ageenko, Saku Kukkonen, Heikki Kälviäinen: Using Hough transform for context-based image compression in hybrid raster/vector applications. J. Electronic Imaging 11(2): 236-245 (2002)

Eugene I. Ageenko, Martti Forsell, Pasi Fränti: Context-based compression of binary images in parallel. Softw., Pract. Exper. 32(13): 1223-1237 (2002)

Pavel Kopylov, Pasi Fränti: Context Tree Compression of Multi-Component Map Images. DCC 2002: 212-221

Pasi Fränti, Eugene I. Ageenko, Pavel Kopylov, Sami Gröhn: Compressing multi-component digital maps using JBIG2. ICASSP 2002: 2677-2680

Pasi Fränti, Olli Virmajoki, Timo Kaukoranta: Iterative shrinking method for generating clustering. ICIP (2) 2002: 685-688

Pasi Fränti, Pavel Kopylov, Viktor Veis: Dynamic use of map images in mobile environment. ICIP (3) 2002: 917-920

Pasi Fränti, Mantao Xu: Classification of Binary Vectors by Using ??SC-Distance. ICPR (2) 2002: 52-55

Pasi Fränti, Olli Virmajoki, Timo Kaukoranta: Branch-and-Bound Technique for Solving Optimal Clustering. ICPR (2) 2002: 232-235

Ismo Kärkkäinen, Pasi Fränti: Dynamic Local Search for Clustering with Unknown Number of Clusters. ICPR (2) 2002: 240-243

Alexander Kolesnikov, Pasi Fränti: A Fast Near-Optimal Algorithm for Approximation of Polygonal Curves. ICPR (4) 2002: 335-338

Tomi Kinnunen, Pasi Fränti: Speaker Discriminative Weighting Method for VQ-Based Speaker Identification. AVBPA 2001: 150-156

Olli Virmajoki, Pasi Fränti, Timo Kaukoranta: Fast PNN Using Partial Distortion Search. CAIP 2001: 77-84

Eugene I. Ageenko, Pavel Kopylov, Pasi Fränti: On the size and shape of multi-level context templates for compression of map images. ICIP (3) 2001: 458-461

Tomi Kinnunen, Ismo Kärkkäinen, Pasi Fränti: Is speech data clustered? - statistical analysis of cepstral features. INTERSPEECH 2001: 2627-2630

Eugene I. Ageenko, Pasi Fränti: Lossless compression of large binary images in digital spatial libraries. Computers & Graphics 24(1): 91-98 (2000)

Pasi Fränti, Alexey Mednonogov, Ville Kyrki, Heikki Kälviäinen: Content-based matching of line-drawing images using the Hough transform. IJDAR 3(2): 117-124 (2000)

Kjell Lemström, Pasi Fränti: N-Candidate methods for location invariant dithering of color images. Image Vision Comput. 18(6-7): 493-500 (2000)

Pasi Fränti, Juha Kivijärvi: Randomised Local Search Algorithm for the Clustering Problem. Pattern Anal. Appl. 3(4): 358-369 (2000)

Pasi Fränti: Genetic algorithm with deterministic crossover for vector quantization. Pattern Recognition Letters 21(1): 61-68 (2000)

Eugene I. Ageenko, Pasi Fränti: Context-based filtering of document images. Pattern Recognition Letters 21(6-7): 483-491 (2000)

Pasi Fränti, Timo Kaukoranta, Day-Fann Shen, Kuo-Shu Chang: Fast and memory efficient implementation of the exact PNN. IEEE Transactions on Image Processing 9(5): 773-777 (2000)

Timo Kaukoranta, Pasi Fränti, Olli Nevalainen: A fast exact GLA based on code vector activity detection. IEEE Transactions on Image Processing 9(8): 1337-1342 (2000)

Juha Kivijärvi, Pasi Fränti, Olli Nevalainen: Efficient clustering with a self-adaptive genetic algorithm. GECCO 2000: 377

Pasi Fränti, Alexey Mednonogov, Heikki Kälviäinen: Hough Transform for Rotation Invariant Matching of Line-Drawing Images. ICPR 2000: 4389-4392

Eugene I. Ageenko, Pasi Fränti: Compression of large binary images in digital spatial libraries. Storage and Retrieval for Media Databases 2000: 301-309

Pasi Fränti, Eugene I. Ageenko, Alexander Kolesnikov: Vectorising and Feature-Based Filtering for Line-Drawing Image Compression. Pattern Anal. Appl. 2(4): 285-291 (1999)

Eugene I. Ageenko, Pasi Fränti: Forward-adaptive Method for Context-based Compression of Large Binary Images. Softw., Pract. Exper. 29(11): 943-952 (1999)

Timo Kaukoranta, Pasi Fränti, Olli Nevalainen: Reduced Comparison Search for the Exact GLA. Data Compression Conference 1999: 33-41

Pasi Fränti, Eugene I. Ageenko: On the Use of Context Tree for Binary Image Compression. ICIP (3) 1999: 752-756

Eugene I. Ageenko, Pasi Fränti: Forward Adaptive Modeling for Context-Based Compression of Large Binary Images in Applications Requiring Spatial Access. ICIP (3) 1999: 757-761

Pasi Fränti, Timo Hatakka: Context Model Automata for Text Compression. Comput. J. 41(7): 474-485 (1998)

Pasi Fränti, Juha Kivijärvi, Olli Nevalainen: Tabu search algorithm for codebook generation in vector quantization. Pattern Recognition 31(8): 1139-1148 (1998)

Pasi Fränti, Timo Kaukoranta: Fast Implementation of the Optimal PNN Method. ICIP (3) 1998: 104-108

Timo Kaukoranta, Pasi Fränti, Olli Nevalainen: A New Iterative Algorithm for VQ Codebook Generation. ICIP (2) 1998: 589-593

Pasi Fränti, Juha Kivijärvi, Timo Kaukoranta, Olli Nevalainen: Genetic Algorithms for Large-Scale Clustering Problems. Comput. J. 40(9): 547-554 (1997)

Pasi Fränti, Olli Nevalainen: Block truncation coding with entropy coding. IEEE Transactions on Communications 43(234): 1677-1685 (1995)

Pasi Fränti, Olli Nevalainen, Timo Kaukoranta: Compression of Digital Images by Block Truncation Coding: A Survey. Comput. J. 37(4): 308-332 (1994)

Jarkko Kari, Pasi Fränti: Arithmetic Coding of Weighted Finite Automata. ITA 28(3-4): 343-360 (1994)

Pasi Fränti, Olli Nevalainen: A Two-Stage Modelling Method for Compressing Binary Images by Arithmetic Coding. Comput. J. 36(7): 615-622 (1993)