Wai-Ki Ching

Xi Chen, Tatsuya Akutsu, Takeyuki Tamura, Wai-Ki Ching: Finding optimal control policy in probabilistic Boolean Networks with hard constraints by using integer programming and dynamic programming. IJDMB 7(3): 321-343 (2013)

Fuqiang Lu, Min Huang, Wai-Ki Ching, Tak Kuen Siu: Credit portfolio management using two-level particle swarm optimization. Inf. Sci. 237: 162-175 (2013)

Hao Jiang, Wai-Ki Ching: Correlation Kernels for Support Vector Machines Classification with Applications in Cancer Data. Comp. Math. Methods in Medicine 2012 (2012)

Hao Jiang, Wai-Ki Ching, Delin Chu: Discriminant analysis in pairwise kernel learning for SVM classification. IJBRA 8(3/4): 305-321 (2012)

Na Song, Tak Kuen Siu, Farzad Alavi Fard, Wai-Ki Ching, Eric S. Fung: Risk measures and behaviors for bonds under stochastic interest rate models. Mathematical and Computer Modelling 56(9-10): 204-217 (2012)

Wai-Ki Ching, Delin Chu, Li-Zhi Liao, Xiaoyan Wang: Regularized orthogonal linear discriminant analysis. Pattern Recognition 45(7): 2719-2732 (2012)

Hao Jiang, Wai-Ki Ching: The role of Eigen-matrix translation in classification of biological datasets. BIBM 2012: 1-4

Na Song, Wai-Ki Ching, Dong-Mei Zhu, Tak Kuen Siu: Asset Allocation under Regime-Switching Models. BIFE 2012: 144-148

Na Song, Wai-Ki Ching, Tak Kuen Siu, Ka Fai Cedric Yiu: Optimal Submission Problem in a Limit Order Book with VaR Constraints. CSO 2012: 266-270

You-Wei Wen, Wai-Ki Ching, Michael Ng: Approximate inverse-free preconditioners for Toeplitz matrices. Applied Mathematics and Computation 217(16): 6856-6867 (2011)

Min Huang, Fuqiang Lu, Wai-Ki Ching, Tak Kuen Siu: A distributed decision making model for risk management of virtual enterprise. Expert Syst. Appl. 38(10): 13208-13215 (2011)

Takeyuki Tamura, Yang Cong, Tatsuya Akutsu, Wai-Ki Ching: An Efficient Method of Computing Impact Degrees for Multiple Reactions in Metabolic Networks with Cycles. IEICE Transactions 94-D(12): 2393-2399 (2011)

Dong-Mei Zhu, Wai-Ki Ching: Multivariate Markov chain models for production planning. IJIEI 1(2): 156-173 (2011)

Jia-Wen Gu, Wai-Ki Ching, Tak Kuen Siu: A Markovian infectious model for dependent default risk. IJIEI 1(2): 174-195 (2011)

Weiwei Xu, Wai-Ki Ching, Shuqin Zhang, Wen Li, Xiao-Shan Chen: A matrix perturbation method for computing the steady-state probability distributions of probabilistic Boolean networks with gene perturbations. J. Computational Applied Mathematics 235(8): 2242-2251 (2011)

Shuqin Zhang, Wai-Ki Ching, Nam-Kiu Tsing, Ho-Yin Leung, Dianjing Guo: A new multiple regression approach for the construction of genetic regulatory networks. Artificial Intelligence in Medicine 48(2-3): 153-160 (2010)

Ka Fai Cedric Yiu, Jingzhen Liu, Tak Kuen Siu, Wai-Ki Ching: Optimal portfolios with regime switching and value-at-risk constraint. Automatica 46(6): 979-989 (2010)

Limin Li, Wai-Ki Ching, Takako Yamaguchi, Kiyoko F. Aoki-Kinoshita: A weighted q-gram method for glycan structure classification. BMC Bioinformatics 11(S-1): 33 (2010)

Limin Li, Xiaobo Zhou, Wai-Ki Ching, Ping Wang: Predicting enzyme targets for cancer drugs by profiling human Metabolic reactions in NCI-60 cell lines. BMC Bioinformatics 11: 501 (2010)

Wai-Ki Ching, Ho-Yin Leung, Zhenyu Wu, Hao Jiang: Modeling default risk via a hidden Markov model of multiple sequences. Frontiers of Computer Science in China 4(2): 187-195 (2010)

Wai-Ki Ching, Limin Li, Nam-Kiu Tsing, Ching-Wan Tai, Tuen-Wai Ng, Alice S. Wong, Kwai-Wa Cheng: A weighted Local Least Squares Imputation method for missing value estimation in microarray gene expression data. IJDMB 4(3): 331-347 (2010)

Wai-Ki Ching, Ho-Yin Leung, Hao Jiang, Liang Sun, Tak Kuen Siu: A Markovian network model for default risk management. IJIEI 1(1): 104-124 (2010)

Shuqin Zhang, Wai-Ki Ching, Xi Chen, Nam-Kiu Tsing: Generating probabilistic Boolean networks from a prescribed stationary distribution. Inf. Sci. 180(13): 2560-2570 (2010)

Weiwei Xu, Wen Li, Wai-Ki Ching, Yan-Mei Chen: Backward errors for eigenproblem of two kinds of structured matrices. J. Computational Applied Mathematics 235(1): 59-73 (2010)

Xi Chen, Tatsuya Akutsu, Takeyuki Tamura, Wai-Ki Ching: Finding optimal control policy in Probabilistic Boolean Networks with hard constraints by using integer programming and dynamic programming. BIBM 2010: 240-246

Ximin Huang, Sin-Man Choi, Wai-Ki Ching: Quantity discount contract for supply chain coordination with false failure returns. ICNC 2010: 4450-4454

Allen H. Tai, Wai-Ki Ching, Ling-Yau Chan: Detection of machine failure: Hidden Markov Model approach. Computers & Industrial Engineering 57(2): 608-619 (2009)

Tak Kuen Siu, Wai-Ki Ching, Eric S. Fung, Michael Ng, X. Li: A high-order Markov-switching model for risk measurement. Computers & Mathematics with Applications 58(1): 1-10 (2009)

Wai-Ki Ching, Ho-Yin Leung, Hao Jiang, Liang Sun: A Markovian Model for Default Risk in a Network of Sectors. BIFE 2009: 373-377

Yang Cong, Takeyuki Tamura, Tatsuya Akutsu, Wai-Ki Ching: Efficient computation of impact degrees for multiple reactions in metabolic networks with cycles. DTMBIO 2009: 67-70

Wai-Ki Ching, Sin-Man Choi, Min Huang: Optimal Service Capacities in a Competitive Multiple-Server Queueing Environment. Complex (1) 2009: 66-77

Wai-Ki Ching, Yang Cong, Nam-Kiu Tsing: A Max-Min Principle for Phyllotactic Patterns. Complex (2) 2009: 1329-1336

Wai-Ki Ching, Yang Cong: A New Optimization Model for the Construction of Markov Chains. CSO (1) 2009: 551-555

Fuqiang Lu, Min Huang, Wai-Ki Ching, Xingwei Wang, Xianli Sun: Multi-swarm particle swarm optimization based risk management model for virtual enterprise. GEC Summit 2009: 387-392

Morihiro Hayashida, Takeyuki Tamura, Tatsuya Akutsu, Shuqin Zhang, Wai-Ki Ching: Algorithms and Complexity Analyses for Control of Singleton Attractors in Boolean Networks. EURASIP J. Bioinformatics and Systems Biology 2008 (2008)

Mila Nikolova, Michael K. Ng, Shuqin Zhang, Wai-Ki Ching: Efficient Reconstruction of Piecewise Constant Images Using Nonsmooth Nonconvex Minimization. SIAM J. Imaging Sciences 1(1): 2-25 (2008)

You-Wei Wen, Michael K. Ng, Wai-Ki Ching: Iterative Algorithms Based on Decoupling of Deblurring and Denoising for Image Restoration. SIAM J. Scientific Computing 30(5): 2655-2674 (2008)

Shuqin Zhang, Wai-Ki Ching, Nam-Kiu Tsing, Ho-Yin Leung, Diane D. Guo: A Multiple Regression Approach for Building Genetic Networks. BMEI (1) 2008: 18-23

Wai-Ki Ching, Shuqin Zhang, Michael K. Ng, Tatsuya Akutsu: An approximation method for solving the steady-state probability distribution of probabilistic Boolean networks. Bioinformatics 23(12): 1511-1518 (2007)

Shuqin Zhang, Morihiro Hayashida, Tatsuya Akutsu, Wai-Ki Ching, Michael Kwok-Po Ng: Algorithms for Finding Small Attractors in Boolean Networks. EURASIP J. Bioinformatics and Systems Biology 2007 (2007)

Shuqin Zhang, Wai-Ki Ching, Michael K. Ng, Tatsuya Akutsu: Simulation study in Probabilistic Boolean Network models for genetic regulatory networks. IJDMB 1(3): 217-240 (2007)

Wai-Ki Ching, Tak Kuen Siu, Limin Li: Pricing Exotic Options under a High-Order Markovian Regime Switching Model. JAMDS 2007 (2007)

Wai-Ki Ching, Yang Cong, Tuen-Wai Ng, Allen H. Tai: A fast algorithm for the spread of HIV in a system of prisons. Mathematical and Computer Modelling 46(9-10): 1247-1255 (2007)

Michael K. Ng, Elaine Y. Chan, Meko M. C. So, Wai-Ki Ching: A semi-supervised regression model for mixed numerical and categorical variables. Pattern Recognition 40(6): 1745-1752 (2007)

Wai-Ki Ching, Michael K. Ng, You-Wei Wen: Block Diagonal and Schur Complement Preconditioners for Block-Toeplitz Systems with Small Size Blocks. SIAM J. Matrix Analysis Applications 29(4): 1101-1119 (2007)

You-Wei Wen, Michael K. Ng, Wai-Ki Ching: CIDER: Corrected Inverse-Denoising Filter for Image Restoration. EMMCVPR 2007: 112-126

Zhong-Zhi Bai, Wai-Ki Ching, Michael K. Ng: Preface. Applied Mathematics and Computation 172(2): 679-681 (2006)

Raymond H. Chan, Ka-Chun Ma, Wai-Ki Ching: Boundary value methods for solving transient solutions of Markovian queueing networks. Applied Mathematics and Computation 172(2): 690-700 (2006)

Michael K. Ng, Eric S. Fung, Yiu-Fai Lee, Wai-Ki Ching: A Recursive Method for Solving Haplotype Frequencies with Application to Genetics. J. Bioinformatics and Computational Biology 4(6): 1269-1286 (2006)

Michael K. Ng, Shuqin Zhang, Wai-Ki Ching, Tatsuya Akutsu: A Control Model for Markovian Genetic Regulatory Networks. : 36-48 (2006)

Tatsuya Akutsu, Morihiro Hayashida, Wai-Ki Ching, Michael K. Ng: On the Complexity of Finding Control Strategies for Boolean Networks. APBC 2006: 99-108

You-Wei Wen, Wai-Ki Ching, Michael K. Ng: Fast solvers for queueing systems with negative customers. VALUETOOLS 2006: 13

Wai-Ki Ching, Michael K. Ng, Eric S. Fung, Tatsuya Akutsu: On construction of stochastic genetic networks based on gene expression sequences. Int. J. Neural Syst. 15(4): 297-310 (2005)

Fu-Rong Lin, Michael K. Ng, Wai-Ki Ching: Factorized Banded Inverse Preconditioners for Matrices with Toeplitz Structure. SIAM J. Scientific Computing 26(6): 1852-1870 (2005)

Shuqin Zhang, Michael K. Ng, Wai-Ki Ching, Tatsuya Akutsu: A linear control model for gene intervention in a genetic regulatory network. GrC 2005: 354-358

Wai-Ki Ching, Allen H. Tai: A Quantity-Time-Based Dispatching Policy for a VMI System. ICCSA (4) 2005: 342-349

Haoying Fu, Michael K. Ng, Mila Nikolova, Jesse L. Barlow, Wai-Ki Ching: Fast Algorithms for l1 Norm/Mixed l1 and l2 Norms for Image Restoration. ICCSA (4) 2005: 843-851

Allen H. Tai, Wai-Ki Ching: A Two-echelon Model for Inventory and Returns. OR 2005: 131-136

Linzhang Lu, Wai-Ki Ching, Michael K. Ng: Exact algorithms for singular tridiagonal systems with applications to Markov chains. Applied Mathematics and Computation 159(1): 275-289 (2004)

You-Wei Wen, Michael K. Ng, Wai-Ki Ching, Hong Liu: A note on the stability of Toeplitz matrix inversion formulas. Appl. Math. Lett. 17(8): 903-907 (2004)

You-Wei Wen, Michael K. Ng, Wai-Ki Ching: High-resolution image reconstruction from rotated and translated low-resolution images with multisensors. Int. J. Imaging Systems and Technology 14(2): 75-83 (2004)

Elaine Y. Chan, Wai-Ki Ching, Michael K. Ng, Joshua Zhexue Huang: An optimization algorithm for clustering using weighted dissimilarity measures. Pattern Recognition 37(5): 943-952 (2004)

Fu-Rong Lin, Wai-Ki Ching, Michael K. Ng: Fast inversion of triangular Toeplitz matrices. Theor. Comput. Sci. 315(2-3): 511-523 (2004)

Wai-Ki Ching, Eric S. Fung, Michael K. Ng: Building Genetic Networks for Gene Expression Patterns. IDEAL 2004: 17-24

Wai-Ki Ching, Michael K. Ng, Kenton N. Sze, Andy C. Yau: Superresolution image reconstruction from blurred observations by multisensors. Int. J. Imaging Systems and Technology 13(3): 153-160 (2003)

Wai-Ki Ching, Michael K. Ng, Wai-On Yuen: A Direct Method for Block-Toeplitz Systems with Applications to Re-manufacturing Systems. ICCSA (1) 2003: 912-920

Wai-Ki Ching, Eric S. Fung, Michael K. Ng: Higher-Order Hidden Markov Models with Applications to DNA Sequences. IDEAL 2003: 535-539

Joshua Zhexue Huang, Michael K. Ng, Wai-Ki Ching, Joe Ng, David Wai-Lok Cheung: A Cube Model and Cluster Analysis for Web Access Sessions. WEBKDD 2001: 48-67

Wai-Ki Ching: An inventory model for manufacturing systems with delivery time guarantees. Computers & OR 25(5): 367-377 (1998)

Wai-Ki Ching: Preconditioned Conjugate Gradient Methods for Manufacturing Systems. PPSC 1997