Publications of Joseph Wun-Tat Chan

New or to appear

Online Tree Node Assignment with Resource Augmentation
Joseph Wun-Tat Chan, Francis Y. L. Chin, Hing-Fung Ting, Yong Zhang
The 15th Annual International Computing and Combinatorics Conference (COCOON 2009), Niagara Falls, New York, USA, 13-15 July 2009

Absolute and Asymptotic Bounds for Online Frequency Allocation in Cellular Networks
Joseph Wun-Tat Chan, Francis Y. L. Chin, Deshi Ye and Yong Zhang

Algorithmica, Online First

Linear-time Haplotype Inference on Pedigree without Recombinations and Mating Loops
Man-Yee Chan, Wun-Tat Chan,
Francis Y. L. Chin, Stanley P. Y. Fung, and Ming-Yang Kao
SIAM Journal on Computing, 38(6):2179-2197, March 2009

On Dynamic Bin Packing: An Improved Lower Bound and Resource Augmentation Analysis
Joseph Wun-Tat Chan,
Prudence W. H. Wong, and Fencol C. C. Yung
Algorithmica, 53(2):172-206, February 2009

Books

Joseph Chan, Jacqueline W. Daykin and M. Sohel Rahman (ed.)
London Algorithmics 2008: Theory and Practice (A Volume Decdicated to Maxime Crochemore on his 60th Birthday)
Texts in Algorithmics, Volume 11, June 2009

Joseph Wun-Tat Chan and Maxime Crochemore (ed.)
Mathematics in Computer Science, 1(4) (Special Issue on Combinatorial Algorithms), June 2008

Journal Publications

Dynamic Bin Packing of Unit Fractions Items
Wun-Tat Chan,
Tak-Wah Lam, and Prudence W. H. Wong
Theoretical Computer Science, 409(3):521-529, December 2008

Improved on-line broadcast scheduling with deadlines
Stanley P. Y. Fung, F. Zheng, Wun-Tat Chan, Francis Y. L. Chin, Chung Keung Poon, and Prudence W. H. Wong
Journal of Scheduling, 11(4):299-308, August 2008

On-line Scheduling of Parallel Jobs on Two Machines
Deshi Ye, Wun-Tat Chan, Francis Y. L. Chin, Guochuan Zhang, and Yong Zhang
Journal of Discrete Algorithms (Selected papers from AWOCA 2005), 6(1):3-10, March 2008

On-line Bin Packing of Fragile Objects with Application in Cellular Networks
Wun-Tat Chan, Francis Y. L. Chin, Deshi Ye, Guochuan Zhang, and Yong Zhang
Journal of Combinatorial Optimization, 14(4):427-435, November 2007

Efficient Algorithms for Finding a Longest Common Increasing Subsequence
Wun-Tat Chan, Yong Zhang, Stanley P. Y. Fung, Deshi Ye, and Hong Zhu
Journal of Combinatorial Optimization (Special Issue on Bioinformatics), 13(3):277-288, April 2007

Greedy Online Frequency Allocation in Cellular Networks
Joseph Wun-Tat Chan, Francis Y. L. Chin, Deshi Ye, Yong Zhang, Hong Zhu
Information Processing Letter, 102(2-3):55-61, April 2007


New Resource Augmentation Analysis of the Total Stretch of SRPT and SJF in Multiprocessor Scheduling
Wun-Tat Chan, Tak-Wah Lam, King-Shing Liu, and Prudence W. H. Wong
Theoretical Computer Science, 359(1-3):430-439, August 2006

A Dynamic Programming Approach of Finding an Optimal Broadcast Schedule in Minimizing Total Flow Time
Wun-Tat Chan, Francis Y. L. Chin, Yong Zhang, Hong Zhu, Hon Shen, and Prudence W. H. Wong
Journal of Combinatorial Optimization (Speical Issue for COCOON 2005), 11(2):177-187, March 2006

On-line Stream Merging with Max Span and Min Coverage
Wun-Tat Chan, Tak-Wah Lam, Hing-Fung Ting, and Prudence W.H. Wong
Theory of Computing Systems (Speical Issue for CIAC 2003), 38(4):461-479, July 2005

On-line Stream Merging in a General Setting
Wun-Tat Chan, Tak-Wah Lam, Hing-Fung Ting, and Prudence W. H. Wong
Theoretical Computer Science (Speical Issue for COCOON 2001), 296(1):27-46, March 2003

Escaping a grid by edge-disjoint paths
Wun-Tat Chan, Francis Y. L. Chin, and Hing-Fung Ting
Algorithmica, 36(4):343-359, May 2003

Efficient Algorithms for finding the maximum number of disjoint paths in grids
Wun-Tat Chan,
and Francis Y. L. Chin
Journal of Algorithms, 34(2):337-369, February 2000

Conference / Workshop Publications

Dynamic Offline Conflict-free Coloring for Unit Discs
Joseph Wun-Tat Chan, Francis Y. L. Chin, Xiangyu Hong, and Hing Fung Ting
In the 6th Workshop of Approximation and Online Algorithms (WAOA 2008),  Universität Karlsruhe, Germany, 18-19 Sep 2008
Lecture Notes in Computer Science (LNCS) Vol.5426, 241-252

Erratic Dancing
Joseph Wun-Tat Chan, Costas S. Iliopoulos, Sprios Michalakopoulos and M. Sohel Rahman
In the 5th International Symposium on Computer Music Modeling and Retrieval (CMMR 2008), Copenhagen, Denmark, 19-23 May 2008

Online Frequency Allocation in Cellular Networks
Joseph Wun-Tat Chan, Francis Y. L. Chin, Deshi Ye, and Yong Zhang
The 19th Annual ACM Symposium on Parallelism in Algorithms and Architectures (SPAA 2007), San Diego, CA, USA, 9-11 June 2007
Proceedings of the 19th Annual ACM Symposium on Parallelism in Algorithms and Architectures, p.241-249

Online Deadline Scheduling with Bounded Energy Efficiency
Joseph Wun-Tat Chan, Tak-Wah Lam, Kin-Sum Mak and Prudence W. H. Wong

The 4th Annual Conference on Theory and Applications of Models of Computation (TAMC07), Shanghai, China, 22-25 May 2007
Lecture Notes in Computer Science (LNCS) Vol.4484, 416-427

Energy Efficient Online Deadline Scheduling
Ho-Leung Chan, Wun-Tat Chan, Tak-Wah Lam, Lap-Kei Lee, Kin-Sum Mak and Prudence W. H. Wong

The 18th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA 2007), New Orleans, Louisiana, USA, 7-9 Jan 2007
Proceedings of the 18th Annual ACM-SIAM Symposium on Discrete Algorithms, p.795-804

Frequency Allocation Problem for Linear Cellular Networks
Wun-Tat Chan, Francis Y. L. Chin, Deshi Ye, Yong Zhang, and Hong Zhu

The 17th Annual International Symposium on Algorithms and Computation (ISAAC 2006), Kolkata, India, 18-20 Dec 2006
Lecture Notes in Computer Science (LNCS) Vol.4288, 61-70

Linear-time Haplotype Inference on Pedigree without Recombinations
Man-Yee Chan, Wun-Tat Chan,
Francis Y. L. Chin, Stanley P. Y. Fung, and Ming-Yang Kao
The 6th Workshop on Algorithms in Bioinformatics (WABI 2006), Zurich, Switzerland, Sep 2006
Lecture Notes in Computer Science (LNCS) Vol.4175, 56-67

On Dynamic Bin Packing: An Improved Lower Bound and Resource Augmentation Analysis
Wun-Tat Chan,
Prudence W. H. Wong, and Fencol C. C. Yung
The 12th Annual International Computing and Combinatorics Conference (COCOON 2006), Taipei, Taiwan, Aug 2006
Lecture Notes in Computer Science (LNCS) Vol.4112, 309-319

Improved on-line broadcast scheduling with deadlines
Stanley P. Y. Fung, F. Zheng, Wun-Tat Chan, Francis Y. L. Chin, Chung Keung Poon, and Prudence W. H. Wong

The 12th Annual International Computing and Combinatorics Conference (COCOON 2006), Taipei, Taiwan, Aug 2006
Lecture Notes in Computer Science (LNCS) Vol.4112, 320-329

Efficient Algorithms for Finding a Longest Common Increasing Subsequence
Wun-Tat Chan,
Yong Zhang, Stanley P. Y. Fung, Deshi Ye, and Hong Zhu
The 16th Annual International Symposium on Algorithms and Computation (ISAAC 2005), Sanya, Hainan, China, 19-21 Dec 2005
Lecture Notes in Computer Science (LNCS) Vol.3827, 665-674

On-line Bin Packing of Fragile Objects with Application in Cellular Networks
Wun-Tat Chan, Francis Y. L. Chin, Deshi Ye, Guochuan Zhang, and Yong Zhang
The 1st Workshop on Internet and Network Economics (WINE 2005), Hong Kong, 15-17 Dec 2005
Lecture Notes in Computer Science (LNCS) Vol.3828, 564-573

On-line Scheduling of Parallel Jobs on Two Machines
Deshi Ye, Wun-Tat Chan, Francis Y. L. Chin, Guochuan Zhang,
and Yong Zhang
Proc. the 16th Australasian Workshop on Combinatorial Algorithms (AWOCA 2005), p.369-380, Ballarat, Victoria, Australia, 18-21, Sep 2005

Off-line Algorithms for Minimizing the Total Flow Time in Broadcast Scheduling
Wun-Tat Chan, Francis Y.L. Chin, Yong Zhang, Hong Zhu, Hon Shen, and Prudence W. H. Wong
The 11th Annual International Computing and Combinatorics Conference (COCOON 2005), Kunming, Yunnan, China, Aug 2005
Lecture Notes in Computer Science (LNCS) Vol.3595, 318-328

New Resource Augmentation Analysis of the Total Stretch of SRPT and SJF in Multiprocessor Scheduling
Wun-Tat Chan, Tak-Wah Lam, King-Sing Liu, and Prudence W. H. Wong
The 30th International Symposium on Mathematical Foundations of Computer Science (MFCS2005), Gdansk, Poland, Aug 2005
Lecture Notes in Computer Science (LNCS) Vol.3618, 236-247

Dynamic Bin Packing of Unit Fractions Items
Wun-Tat Chan,
Tak-Wah Lam, and Prudence W. H. Wong
The 32nd International Colloquium on Automata, Languages and Programming (ICALP 2005), Lisboa, Portugal, Jul 2005
Lecture Notes in Computer Science (LNCS) Vol.3580, 614-626

On-line Windows Scheduling of Temporary Items
Wun-Tat Chan,
and Prudence W. H. Wong
The 15th Annual International Symposium on Algorithms and Computation (ISAAC 2004), Hong Kong, Dec 2004
Lecture Notes in Computer Science (LNCS) Vol.3341, 259-270

New Results on On-demand Broadcasting with Deadline via Job Scheduling with Cancellation
Wun-Tat Chan, Tak-Wah Lam, Hing-Fung Ting, and Prudence W. H. Wong
The 10th Annual International Computing and Combinatorics Conference (COCOON 2004), Jeju Island, Korea, Aug 2004
Lecture Notes in Computer Science (LNCS) Vol.3106, 210-218

On-line Stream Merging with Max Span and Min Coverage
Wun-Tat Chan,
Tak-Wah Lam, Hing-Fung Ting, and Prudence W. H. Wong
The 5th Italian Conference on Algorithms and Complexity (CIAC 2003), Rome, Italy, May 2003
Lecture Notes in Computer Science (LNCS) Vol.2653, 78-82

Competitive Analysis of On-line Stream Merging Algorithms
Wun-Tat Chan,
Tak-Wah Lam, Hing-Fung Ting, and Prudence W. H. Wong
The 27th International Symposium on Mathematical Foundations of Computer Science (MFCS 2002), Warszawa - Otwock, Poland, Aug 2002.
Lecture Notes in Computer Science (LNCS) Vol.2420, 188-200

A Unified Analysis of Hot Video Schedulers
Wun-Tat Chan, Tak-Wah Lam, Hing-Fung Ting, and Prudence W. H. Wong
Proc. the 34th ACM Symposium Theory of Computing (STOC 2002), p.179-188, Qubec, Canada, May 2002

Improved On-line Stream Merging: from a Restricted to a General Setting
Wun-Tat Chan, Tak-Wah Lam, Hing-Fung Ting, and Prudence W. H. Wong
The 7th Annual International Computing and Combinatorics Conference (COCOON 2001), Guilin, China, Aug 2001
Lecture Notes in Computer Science (LNCS) Vol.2108, 432-442

A 5-competitive on-line scheduler for merging video streams
Wun-Tat Chan, Tak-Wah Lam, Hing-Fung Ting, and Prudence W. H. Wong
Proc. the 15th Parallel and Distributed Processing Symposium IPDPS (Workshop on Scheduling and Telecommunications), p.2165-2172, San Francisco, USA, Apr 2001

Escaping a grid by edge-disjoint paths
Wun-Tat Chan, Francis Y. L. Chin, and Hing-Fung Ting
Proc. the 11th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA 2000), p.726-734, San Francisco, USA, Jan 2000

A Faster Algorithm for Finding Disjoint Paths in Grids
Wun-Tat Chan, Francis Y. L.
Chin, and Hing-Fung Ting
The 10th Annual International Symposium on Algorithms and Computation (ISAAC 1999), Madras, India, Dec 1999
Lecture Notes in Computer Science (LNCS) Vol.1741, 393-402

Efficient Algorithms for Finding Disjoint Paths in Grids
Wun-Tat Chan,
and Francis Y. L. Chin
Proc. the 8th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA 1997), p.454-463, New Orleans, USA, Jan 1997

Algorithms for finding optimal disjoint paths around a rectangle
Wun-Tat Chan, and Francis Y. L. Chin
Proc. of 8th Annual International Symposium on Algorithms and Computation (ISAAC 1997), p.314-323, Singapore, Dec 1997
Lecture Notes in Computer Science (LNCS) Vol.1350, 314-323
 

Linear-Time Algorithms for Unspecified Routing in Grids
Wun-Tat Chan,
and Francis Y. L. Chin
Proc. of Int. Computer Symposium (ICS 1996), p.79-85, Taiwan, Dec 1996

PhD Thesis

Efficient Algorithms for Disjoint Paths Problems in Grids
Wun-Tat Chan

The University of Hong Kong