My publications
are listed in reverse chronological order below.
They are
categorized into research topics in this page.
Highlights of my
publications are downloadable from my Research
page. Majority of my publications can be downloaded from the SMU
Institutional Knowledge portal; papers published before 2007 can be
directly downloaded from this page (below).
If you need any
of the other papers, please don’t hesitate to email me at hclau@smu.edu.sg.
2019
Duc Thien Nguyen, William Yeoh, Hoong
Chuin Lau and Rowie Zivan. Distributed Gibbs: A Linear-Space Sampling-Based
DCOP Algorithm. To appear in Journal of
Artificial Intelligence Research, 2019.
Lucas Agussurja, Shih-Fen Cheng and Hoong Chuin Lau. State Aggregation
Approach for Stochastic Multi-Period Last-Mile Ride-Sharing Problem. To appear
in Transportation Science, 2019. https://doi.org/10.1287/trsc.2018.0840
Qu Wei, Zhaoxia Guo, Hoong Chuin Lau,
Zhenggang He. An artificial bee colony-based hybrid approach for waste
collection problem with midway disposal pattern. Applied Soft Computing, Vol 76, 629-637, 2019.
Misir Mustafa and Hoong Chuin Lau.
Towards Personalized Data-driven Bundle Design with QoS Constraint. In Moscato,
Pablo, de Vries, Natalie J. (Eds.), Business
and Consumer Analytics: New Ideas. Springer, 2019. To appear.
Arambam Singh, Duc Thien Nguyen, Akshat Kumar
and Hoong Chuin Lau. Multiagent Decision Making For Maritime Traffic
Management. In Proc. AAAI
Conference on Artificial Intelligence (AAAI), Hawaii, USA, January 2019.
Tanvi Verma, Pradeep Varakantham. Maximum Entropy based Independent
Learning in Anonymous Multi-Agent Settings. In Proc. International
Conference on Automated Planning and Scheduling (ICAPS), Berkeley, CA, USA, July 2019.
Baoxiang Li, Shashi Jha, Hoong Chuin Lau.
Route Planning for a Fleet of Electric Vehicles with Waiting Times at Charging
Stations. In Proc. 19th European Conference on Evolutionary
Computation in Combinatorial Optimization (EvoCOP), Leipzig, Germany, April
2019.
Aldy Gunawan, Hoong Chuin Lau, Kien Ming
Ng, Gordy Adiprasetyo, Vincent F. Yu. The Capacitated Team Orienteering Problem.
In Proc. Int’l Conf. Industrial
Engineering and Operations Management (IEOM), Bangkok, Thailand, March
2019.
2018
Aldy Gunawan, Hoong Chuin Lau and Kun Lu. ADOPT: Combining
Parameter Tuning and Adaptive Operator Ordering for Solving a Class of Orienteering
Problems. Computers and Industrial
Engineering, 121, 82-96, 2018. https://doi.org/10.1016/j.cie.2018.05.016
Duc Thien Nguyen, Akshat Kumar and Hoong
Chuin Lau. Credit Assignment For Collective Multiagent RL With
Global Rewards. In Proc. Neural Information Processing Systems
(NIPS), Montreal, Canada, December 2018.
Ketki Kulkarni, Hoong Chuin Lau, Hai
Wang, Sathyavarathan Sivabalasingam and Trong Khiem Tran. Design and Implementation of Decision Support for Traffic Management at
Multipurpose Port Gates. In
Proc. Winter Simulation Conference
(WSC), Gothenburg, Sweden, December 2018.
Pallavi Manohar, Pradeep Varakantham and Hoong Chuin Lau. Bounded Rank
Optimization for Effective and Efficient Emergency Response. In Proc. International
Conference on Automated Planning and Scheduling (ICAPS), Delft, Netherlands, June 2018.
Teck-Hou Teng, Hoong Chuin Lau and Aldy
Gunawan. Initializing Evolutionary Search using Self-Organizing Neural Network.
In Proc 12th Learning and Intelligent
OptimizatioN Conference (LION), Kalamata, Greece, June 2018.
Thivya Kandappu, Archan Misra, Shih-Fen
Cheng, Randy Tandriansyah, and Hoong Chuin Lau. Obfuscation At-Source: Privacy in
Context-Aware Mobile Crowd-Sourcing. In Proceedings of the ACM on Interactive,
Mobile, Wearable and Ubiquitous Technologies (IMWUT), 2(1), March 2018.
Lucas Agussurja, Akshat Kumar and Hoong Chuin
Lau. Resource-Constrained Scheduling for Maritime Traffic Management. In Proc. Thirty-Second AAAI Conference on Artificial
Intelligence (AAAI), New Orleans, USA, February 2018.
2017
Aldy Gunawan, Hoong Chuin Lau and Pieter
Vansteenwegen. Well-Tuned Algorithms for the Team Orienteering Problem with
Time Windows. Journal of Operational
Research Society, 68(8), 861-876, 2017.
Truc Viet Le, Richard Oentaryo, Siyuan
Liu and Hoong Chuin Lau. Local Gaussian Processes for Efficient Fine-Grained
Traffic Speed Prediction. IEEE
Transactions on Big Data, 3(2), 2017.
Pradeep Varakantham, Akshat Kumar, Hoong
Chuin Lau and William Yeoh. Risk-Sensitive Stochastic Orienteering Problems for
Trip Optimization in Urban Environments. ACM
Transactions on Intelligent Systems and Technology, 9(3), November 2017.
Shih-fen Cheng, Cen Chen, Thivya
Kandappu, Hoong Chuin Lau, Archan Misra, Nikita Jaiman, Randy Tandriansyah,
Desmond Koh. Scalable Urban Mobile Crowdsourcing:
Handling Uncertainty in Worker Movement. ACM Transactions on Intelligent Systems and Technology, 9(3),
November 2017.
Duc Thien
Nguyen, Akshat Kumar and Hoong Chuin Lau. Collective Multiagent Sequential
Decision Making Under Uncertainty. In Proc. AAAI
Conference on Artificial Intelligence (AAAI), San Francisco, USA, February
2017.
Cen Chen, Zachary Rubinstein, Stephen
Smith and Hoong Chuin Lau. Achieving Near-optimal Solutions for Large-scale
Home Health Care Scheduling Problem. In Proc. AAAI-17 Workshop on AI and OR for Social Good, San
Francisco, USA, February 2017.
Teck Hou Teng, Hoong Chuin Lau and
Akshat Kumar. Prescribing Routes to Improve Safety and Efficiency of Vessel
Traffic. In Proc. 5th International
Port-Maritime Technology Conference, Singapore, April 2017.
Teck Hou Teng, Hoong Chuin Lau and
Akshat Kumar. Coordinating vessel traffic to improve safety and efficiency. In
Proc. 16th International Conference on
Autonomous Agents and Multiagent Systems (AAMAS), Sao Paolo, Brazil, May
2017.
Teck Hou Teng, Hoong Chuin Lau and
Akshat Kumar. A Multi-Agent System for Coordinating Vessel Traffic. Demo
Abstract in International Conference on
Autonomous Agents and Multiagent Systems (AAMAS), Sao Paolo, Brazil, May
2017.
Cen Chen, Zachary Rubinstein, Stephen
Smith and Hoong Chuin Lau. Tackling Large-scale Home Health Care Delivery
Problem with Uncertainty. In Proc. International
Conference on Automated Planning and Scheduling (ICAPS), Pittsburgh, USA,
June 2017.
Tanvi Verma, Pradeep Varakantham, Sarit
Kraus and Hoong Chuin Lau. Augmenting Decisions of Taxi Drivers through
Reinforcement Learning for Improving Revenues. In Proc. International Conference on Automated Planning and Scheduling
(ICAPS), Pittsburgh, USA, June 2017.
Hoong Chuin Lau, Mustafa Misir, Xiang Li
and Lingxiao Jiang. ADVISER+: Toward a Usable Web-based Algorithm Portfolio
Deviser. In Proc. Metaheuristics
International Conference (MIC), Barcelona, Spain, July 2017.
Baoxiang Li and Hoong Chuin Lau.
Combinatorial Auction for Transportation Matching Service: Formulation and
Adaptive Large Neighborhood Search Heuristic. In Lecture Notes in Computer
Science #10572: Proc. International
Conference on Computational Logistics (ICCL) Southampton, UK, October 2017.
Akihito Sudo, Tech-Hou Teng, Hoong Chuin
Lau, Yoshihide Sekimoto. Predicting Indoor Crowd Density using
Column-Structured Deep Neural Network. In Proc. 1st Int’l Workshop on Prediction of Human Mobility at ACM SIGSPATIAL
Int’l Conf. on Advances in Geographic Information Systems, USA, November
2017.
Duc Thien Nguyen, Akshat Kumar and Hoong
Chuin Lau. Policy Gradient With Value Function Approximation for Collective
Multiagent Planning. In Proc. Neural
Information Processing Systems (NIPS), Long Beach, USA, December 2017.
Ketki Kulkarni, Trong Khiem Tran, Hai Wang
and Hoong Chuin Lau. Efficient Lane Management at Port Gate Using
Simulation-Optimization. In Proc. Winter
Simulation Conference (WSC), Las Vegas, Nevada, USA, December 2017.
Jonathan Chase, Jiali Du, Na Fu, Truc
Viet Le and Hoong Chuin Lau. Law Enforcement Resource Optimization with
Response Time Guarantees. In Proc. IEEE
Symp Series on Computational Intelligence (SSCI), Honolulu, USA, December
2017.
Wenjie Wang, Hoong Chuin Lau and Shih-Fen
Cheng. Exact and Heuristic Approaches for the Multi-Agent Orienteering Problem
with Capacity Constraints. In Proc. IEEE
Symp Series on Computational Intelligence (SSCI), Honolulu, USA, December
2017.
Aldy
Gunawan, Hoong Chuin Lau, Kun Lu. Home Health Care Delivery Problem. In Proc. Multidisciplinary International Scheduling
Conference (MISTA), Kuala Lumpur, Malaysia, December 2017.
Aldy
Gunawan, Vincent Yu, Perwira Redi, Parida Jewpanya and Hoong Chuin Lau. A Selective-Discrete Particle Swarm Optimization
Algorithm for Solving a Class of Orienteering Problems. In Proc. Multidisciplinary International Scheduling
Conference (MISTA), Kuala Lumpur, Malaysia, December 2017.
2016
A. Gunawan, H. C. Lau and P.
Vansteenwegen. Orienteering Problem: A Survey of Recent Variants, Solution
Approaches and Applications. European
Journal of Operational Research, 225:2, 315-332, 2016.
D. Handoko, H. C. Lau and S. F. Cheng. Achieving Economic and Environmental
Sustainability in Urban Consolidation Center with Bi-criteria Auction. IEEE
Trans. Automation Science and Engineering, 13:4, 2016.
Hala Mostafa, Akshat Kumar, Hoong Chuin
Lau. Simultaneous Optimization and Sampling Of Agent Trajectories Over A
Network. In AAMAS-2016 Workshops Most Visionary Papers. Lecture Notes in
Artificial Intelligence, Springer-Verlag, 2016. To appear.
L. Agussurja, H. C. Lau and S. F. Cheng.
Achieving Stable and Fair Profit Allocation with Minimum Subsidy in
Collaborative Logistics. In Proc. 30th
AAAI Conference on Artificial Intelligence (AAAI), Phoenix, Arizona, USA,
February, 2016.
P.
Varakantham, N. Fu and H. C. Lau. A Proactive Sampling Approach to Project
Scheduling under Uncertainty. In Proc. 30th
AAAI Conference on Artificial Intelligence (AAAI), Phoenix, Arizona, USA,
February, 2016.
T. Kandappu, A. Misra, S.F. Cheng, H. C. Lau, C. Chen, N. Jaiman, R. Tandriansyah,
K. Dasgupta, and D. Chander. Campus-scale mobile crowd-tasking: Deployment and
behavioral insights. In Proc. 19th ACM
Conference on Computer-Supported Cooperative Work and Social Computing
(CSCW), San Francisco, CA, USA, February 2016. (Honorable Mention)
D. T. Nguyen, A. Kumar and H. C. Lau.
Approximate Inference Using DC Programming For Collective Graphical Models. In
Proc. 19th International Conf.
on AI and Statistics (AISTATS), Cadiz, Spain, May 2016.
T. Le, S. Liu, H. C. Lau. Reinforcement
Learning Framework for Modeling Spatial Sequential Decisions under Uncertainty
(Extended abstract). In Proc. 15th International Conference on
Autonomous Agents and Multiagent Systems (AAMAS), Singapore, May 2016.
H. C. Lau, A. Gunawan, P. Varakantham, W.
Wang. PRESS: PeRsonalized Event Scheduling recommender System (Demo paper).
In Proc. 15th
International Conference on Autonomous Agents and Multiagent Systems
(AAMAS), Singapore, May 2016.
N. Fu, P. Varakantham,
H. C. Lau. Robust Partial Order Schedules for RCPSP/max with Durational
Uncertainty. In Proc. International
Conf. on Automated Planning and Scheduling (ICAPS), London, UK, June 2016.
Teck-Hou Teng, Stephanus Daniel Handoko
and Hoong Chuin Lau. Self-Organizing Neural Network for Adaptive Operator
Selection in Evolutionary Search. In Proc 10th Learning and Intelligent OptimizatioN Conference (LION), Naples,
Italy, June 2016.
Aldy Gunawan, Hoong Chuin Lau and Misir
Mustafa. Designing and comparing multiple portfolios of parameter
configurations for online algorithm selection. In Proc 10th Learning and Intelligent OptimizatioN
Conference (LION), Naples, Italy, June 2016.
Truc Viet Le, Siyuan Liu, Hoong Chuin
Lau. A Reinforcement Learning Framework for Trajectory Prediction under
Uncertainty and Budget Constraint. In Proc. European
Conference on Artificial Intelligence (ECAI), The Hague, August, 2016.
A. Gunawan, H. C. Lau, P. Varakantham,
W. Wang. An Intelligent System for Personalized Conference Event Recommendation
and Scheduling. In Proc. Prestigious
Applications of Intelligent Systems, colocated with European Conference on Artificial Intelligence (ECAI PAIS), The
Hague, August, 2016.
A. Gunawan, H. C. Lau, K. Lu. A Fast
Algorithm for Personalized Travel Planning Recommendation. In Proc. International Conf. on Practice and Theory of Automated Timetabling (PATAT), Italy,
August 2016.
A. Gunawan, H. C. Lau, K. Lu. Enhancing
Local Search with Adaptive Operator Ordering and Its Application to the Time
Dependent Orienteering Problem. In Proc.
International Conf. on Practice and Theory of Automated Timetabling (PATAT), Italy,
August 2016.
T. Kandappu, A. Misra, S.F. Cheng, H. C. Lau, C. Chen, N. Jaiman, R.
Tandriansyah, K. Dasgupta, TASKer:
Behavioral Insights via Campus-based Experimental Mobile Crowd-sourcing. In
Proc. 2016 ACM International Joint
Conference on Pervasive and Ubiquitous Computing (UbiComp), Heidelberg,
Germany, September 2016.
Teck-Hou Teng, Shih-Fen Cheng,
Trong-Nghia Truong, Hoong Chuin Lau. Managing Egress of Crowd during
Infrastructure Disruption. In Proc. Winter
Simulation Conference (WSC), Washington D. C., December 2016.
2015
N. Fu, H. C. Lau and P. Varakantham. Robust Execution
Strategies for Project Scheduling under Unreliable Resources and Stochastic
Durations. Journal of Scheduling,
18:6, 607-622, 2015.
R. Oentaryo, D. Handoko and H. C.
Lau. Algorithm Selection via Ranking. In
Proc. Twenty-Ninth AAAI Conference on
Artificial Intelligence (AAAI), Austin, Texas, USA, January, 2015.
S. Saisubramanian, P. Varakantham and H. C. Lau. Risk based Optimization
for Improving Emergency Medical Systems. In
Proc. Twenty-Ninth AAAI Conference on
Artificial Intelligence (AAAI), Austin, Texas, USA, January, 2015.
A.
Gunawan, H. C. Lau and M. Misir. Designing a portfolio of parameter
configurations for online algorithm selection. In AAAI 2015 Workshop on
Algorithm Configuration (WAC), Austin, Texas, USA, January 2015.
C. Chen, S. F. Cheng, H. C. Lau
and A. Misra. Towards City-scale Mobile Crowdsourcing: Task Recommendations
under Trajectory Uncertainties. In Proc. International
Joint Conference on Artificial Intelligence (IJCAI), Buenos Aires,
Argentina, July 2015.
M. Misir, D. Handoko and H. C. Lau.
OSCAR: Online Selection of Algorithm Portfolios with Case Study on Memetic
Algorithms. In Proc 9th Learning and
Intelligent OptimizatioN Conference (LION) (LNCS volume 8994), Lille,
France, January 2015. (Best Paper Award Runner Up)
M. Misir, D. Handoko and H. C. Lau.
ADVISER: A Web-based Algorithm Portfolio Deviser. In Proc 9th Learning and Intelligent OptimizatioN
Conference (LION) (LNCS volume 8994), Lille, France, January 2015.
P. Varakantham, H. Mostafa, N. Fu and H.
C. Lau. DIRECT: A Scalable Approach for Route Guidance in Selfish Orienteering
Problems. In Proc. 14th International Conference on
Autonomous Agents and Multiagent Systems (AAMAS), Istanbul, Turkey, May
2015.
T. V. Le, S. Y. Liu, H. C. Lau and R. Krishnan.
Predicting Bundles of Spatial Locations from Learning Revealed Preference Data.
In Proc. 14th
International Conference on Autonomous Agents and Multiagent Systems
(AAMAS), Istanbul, Turkey, May 2015.
C. Chen, S. F. Cheng, H. C. Lau and A.
Misra. Coordinating Mobile Crowdworkers with Stochastic Routine Routes
(extended abstract). In Proc. 14th International Conference on
Autonomous Agents and Multiagent Systems (AAMAS), Istanbul, Turkey, May
2015.
D. Handoko et al. Solving Multi-Vehicle Profitable Tour Problem via
Knowledge Adoption in Evolutionary Bi-level Programming. In Proc. IEEE International Congress on Evolutionary
Computation (CEC), Sendai, Japan, May 2015.
A.
Gunawan, H. C. Lau, K. Lu. An Iterated Local Search Algorithm for Solving the
Orienteering Problem with Time Windows. In Proc. 15th European Conference on Evolutionary Computation in Combinatorial
Optimisation (EvoCOP) (LNCS volume 9026), Copenhagen, Denmark, April
2015.
A.
Gunawan, H. C. Lau, K. Lu. SA-ILS: Hybrid Algorithm for the Team Orienteering
Problem with Time Windows. In Proc. Multidisciplinary
International Scheduling Conference (MISTA), Prague, Czech Republic, Aug
2015.
R.de
Souza, H. C. Lau, M. Goh, W. S. Ng, P.S.
Tan and Lindawati. Retail Precinct Management: A Case of Commercial
Decentralization in Singapore. In Proc. 9th
International Conference on City Logistics, Tenerife, Spain, June 2015. Transportation Research Procedia, Volume
12, 765-776, 2016. DOI 10.1016/j.trpro.2016.02.030.
Stephanus
Daniel Handoko and Hoong Chuin Lau. Enabling Carrier Collaboration via Order
Sharing Double Auction: A Singapore Urban Logistics Perspective. In Proc. 9th International Conference on City
Logistics, Tenerife, Spain, June 2015. Transportation
Research Procedia, Volume 12, 777-786, 2016.DOI
10.1016/j.trpro.2016.02.031.
D.
Handoko and H. C. Lau. Efficient Order Sharing with Privacy Preservation via
Double Auction with Split Delivery. In Proc. IEEE Conf. Automation Science and Engineering (CASE), Gothenburg,
Sweden, Aug 2015.
D. T.
Nguyen, H. C. Lau, A. Kumar. Decomposition Techniques for Urban Consolidation
Problems. In Proc. IEEE Conf. Automation
Science and Engineering (CASE), Gothenburg, Sweden, Aug 2015.
C. Wang,
H. C. Lau and Y. F. Lim. An Auction with a Rolling Horizon and Virtual Pricing
of Shipping Capacity for Urban Consolidation Centers. In Proc. 6th International Conference on Computational
Logistics (ICCL) (LNCS volume 9335), Delft, The Netherlands, September
2015.
J. Du, S.
F. Cheng and H. C. Lau. Designing Bus Bridging Services for Regular Egress. In
Proc. 6th International
Conference on Computational Logistics (ICCL) (LNCS volume 9335), Delft, The
Netherlands, September 2015.
J. J.
Lin, S. F. Cheng and H. C. Lau. Building Crowd Simulations Using Sample-based
Mobiltiy Survey. In Proc. Winter
Simulation Conference (WSC), Huntingon Beach, CA, December 2015.
Q. Li and
H. C. Lau. A Layered Hidden Markov Model for Predicting Human Trajectories in a
Multi-floor Building. In Proc. IEEE/WIC/ACM International Conference on Intelligent
Agent Technology (IAT), Singapore, December
2015.
2014
H. C. Lau, Z. Yuan, and A. Gunawan. Patrol
Scheduling in an Urban Rail Network. Annals
of Operations Research, 239:1, 2016, 317-342.
(DOI 10.1007/s10479-014-1648-9)
S. Hong, D.
Zhang, H. C. Lau, and X. Zeng. A hybrid heuristic algorithm for
the 2D variable-sized bin packing problem.
European Journal of Operational
Research, 238:1, 2014, 95-103.
C. Chen, S. F. Cheng, and H. C. Lau.
Multi-Agent Orienteering Problem. Web
Intelligence and Agent Systems Journal, 12:4, 2014, 347-358.
Z.
Yuan, D. Handoko, D. T. Nguyen and H. C. Lau. An Empirical Study of Off-line
Configuration and On-line Adaptation in Operator Selection. In Proc 8th Learning and Intelligent OptimizatioN
Conference (LION) (LNCS Volume 8426), Gainesville, Florida, USA January
2014.
D. T. Nguyen, W. Yeoh, H. C. Lau, S. Zilberstein and C. Zhang.
Decentralized Multi-Agent Reinforcement Learning in Average-Reward Dynamic
DCOPs (Extended Abstract). In Proc. 13th
International Conference on Autonomous Agents and Multiagent Systems
(AAMAS), Paris, France, May 2014.
T. V. Le, S. Liu, H. C. Lau, and R. Krishnan. A Quantitative Analysis of Decision
Process in Social Groups Using Human Trajectories (Extended Abstract). In Proc.
13th International Conference
on Autonomous Agents and Multiagent Systems (AAMAS), Paris, France, May
2014.
S. F. Cheng, Duc Thien Nguyen, and H. C. Lau. Mechanisms for Arranging Ride Sharing
and Cost Splitting for Last-Mile Travel Demands (Extended Abstract). In Proc. 13th International Conference on Autonomous
Agents and Multiagent Systems (AAMAS), Paris, France, May
2014.
D.
Handoko, H. C. Lau and M. Misir. Building Algorithm Portfolios for Memetic
Algorithms (Extended Abstract). In Proc. Genetic
and Evolutionary Computation Conference (GECCO), Vancouver, Canada, July
2014.
D.
Handoko, D. T. Nguyen, Z. Yuan, and H. C. Lau. Reinforcement Learning for
Adaptive Operator Selection in Memetic Search Applied to Quadratic Assignment
Problem (Extended Abstract). In Proc. Genetic
and Evolutionary Computation Conference (GECCO), Vancouver, Canada, July
2014.
D. T. Nguyen, W. Yeoh, H. C. Lau, S. Zilberstein, and C. Zhang. Decentralized Multi-Agent Reinforcement
Learning in Average-Reward Dynamic DCOPs. In Proc. Twenty-Eighth AAAI Conference on Artificial Intelligence (AAAI-14),
Quebec City, Canada, July, 2014.
D.
Handoko, D. T. Nguyen and H. C. Lau. An Auction Mechanism for the Last-Mile
Deliveries Via Urban Consolidation Centre. In Proc. IEEE
Conf. on Automation Science and Engineering (CASE), Taipei, Taiwan, Aug
2014.
A.
Gunawan, K. M. Ng, K. L. Poh and H. C. Lau. Hybrid Metaheuristics for Solving
the Quadratic Assignment Problem and the Generalized Quadratic Assignment
Problem. In Proc. IEEE Conf. on Automation Science and
Engineering (CASE), Taipei, Taiwan, Aug 2014.
A. Gunawan, Z. Yuan and H. C.
Lau. A Mathematical Model and Metaheuristics for Time Dependent Orienteering
Problem. In Proc. International Conf. on
Practice and Theory of Automated Timetabling (PATAT), York, United Kingdom,
August 2014.
M. Misir and H. C. Lau.
Diversity-Oriented Bi-Objective Hyper-heuristics for Patrol Scheduling. In Proc. International Conf. on Practice and
Theory of Automated Timetabling (PATAT), York, United Kingdom, August 2014.
C. Wang, D. Handoko and H.
C. Lau. An Auction Mechanism with Rolling Horizon for Urban Consolidation Centre.
In Proc. IEEE International Conference on
Service Operations, Logistics and Informatics (SOLI), Qingdao, China, October 2014.
A. Gunawan and H. C. Lau. Second
Order-Response Surface Model for the Automated Parameter Tuning Problem. In
Proc. IEEE International
Conference on Industrial Engineering and Engineering Management (IEEM), Malaysia, December 2014.
2013
Lindawati,
H. C. Lau and D. Lo. Clustering of Search Trajectory and its Application to
Parameter Tuning. Journal of the Operational Research Society, 64,
1742–1752, 2013.
A. Gunawan and H. C. Lau. Master
Physician Scheduling Problem. Journal of
the Operational Research Society, 64 (3), 410-425, 2013.
A. Gunawan, H.
C. Lau and E. Wong. Real-World Parameter Tuning using Factorial Design with
Parameter Decomposition. In Gaspero et al.
(eds) Advances in Metaheuristics (MIC 2011 post-conference volume). Springer
Operations Research / Computer Science Interfaces Book Series, 37-59, 2013.
Lindawati, Z. Yuan, H. C. Lau and F.
Zhu. Automated Parameter Tuning Framework for Heterogeneous and Large
Instances: Case study in Quadratic Assignment Problem. In Proc 7th Learning and
Intelligent OptimizatioN Conference (LION) (LNCS volume 7997), Catania, Italy,
January 2013.
D. T. Nguyen, W. Yeoh, and H. C. Lau.
Distributed Gibbs: A Memory-Bounded Sampling-based DCOP Algorithm. In Proc. 12th International Conference on Autonomous
Agents and Multiagent Systems (AAMAS), St Paul, Minnesota, USA, May
2013.
S.-F. Cheng, L.
Lin, J. Du, H. C. Lau, and P. Varakantham. An agent-based approach to dynamic
experience management in theme parks. In Proc. 14th International Workshop on Multi-Agent-Based Simulation (MABS)
organized in conjunction with AAMAS (International Conference on Autonomous
Agents and Multiagent Systems). St Paul, Minnesota, USA, May 2013.
D. Konidala, R. Deng, Y. Li,
H. C. Lau, S. Fienberg: Anonymous Authentication of Visitors for Mobile Crowd
Sensing at Amusement Parks. In Proc. 9th
Information Security Practice and Experience Conference (ISPEC) (LNCS volume 7863), Lanzhou, China, May 2013.
P. Varakantham, H.C. Lau, and Z. Yuan.
Scalable Randomized Patrolling for Securing Rapid Transit Networks. In Proc. Twenty Fifth Annual Conference on Innovative
Applications of Artificial Intelligence (IAAI) organized in conjunction
with AAAI-2013, Bellevue, Washington, USA, July 2013.
Z. Yuan, M. Birattari, T. Stuetzle and
H. C. Lau. An Analysis of Post-Selection in Automatic Tuning. In Proc. Genetic and Evolutionary Computation
Conference (GECCO), Amsterdam, Netherlands, July 2013.
H. C. Lau, L. Agussurja, S. F. Cheng, P.
J. Tan. A Multi-Objective Memetic Algorithm for Vehicle Resource Allocation in
Sustainable Transportation Planning. In Proc. International Joint Conference on Artificial Intelligence (IJCAI),
Beijing, China, August 2013.
A. Aravamudhan, A. Misra and H. C. Lau.
“Network-Theoretic” Queuing Delay Estimation in Theme Park Attractions. In
Proc. IEEE Conf. on Automation Science
and Engineering (CASE), Madison, Wisconsin, USA, Aug 2013.
K. W. Tan, W. H. Tan and H.
C. Lau. Improving patient length-of-stay in emergency department through
dynamic resource allocation policies. In Proc. IEEE Conf. on Automation Science and
Engineering (CASE), Madison, Wisconsin, USA, Aug 2013.
H. Nguyen, P. Varankantham, H. C. Lau and S. F. Cheng.
Heuristics for Generalized Knapsack with Application to Theme Park Revenue
Management. In Proc. 10th
Metaheuristics International Conf. (MIC), Singapore, Aug 2013.
Chen Cen, S. F. Cheng, and H. C. Lau. Multi-Agent
Orienteering Problem. In Proc. 10th
Metaheuristics International Conf. (MIC), Singapore, Aug 2013.
Lindawati, H. C. Lau and F.
Zhu. FloTra: Flower-shape Trajectory Mining for Instance-specific Parameter
Tuning. In Proc. 10th
Metaheuristics International Conf. (MIC), Singapore, Aug 2013.
R. de Souza, M. Goh, H.C. Lau, W. S. Ng & P. S.
Tan. Collaborative Urban Logistics – synchronizing the last mile a Singapore
research perspective. In Proc. International Conference on City Logistics,
Bali, Indonesia, 2013.
H. C. Lau and T. A. Hoang. Risk Minimization of
Disjunctive Temporal Problem with Uncertainty. In Proc. Fifth International Conference on Knowledge and Systems Engineering
(KSE) (Springer Series on Advances in Intelligent and Soft Computing), Hanoi,
October 2013.
P. Varakantham, N. Fu, W. Yeoh, S. F. Cheng and H.
C. Lau. Budgeted Personalized Incentive Approaches for Smoothing Out Congestion
in Resource Networks. In Proc. Third
International Conf. on Algorithmic Decision Theory (ADT) (LNAI volume
8176), Brussels, Belgium, November, 2013.
S. F. Cheng, L. Lin, J. Du, H. C. Lau, and P.
Varakantham. An Agent-Based Simulation Approach to Experience Management in
Theme Parks. In Proc. Winter Simulation Conference (WSC),
Washington D.C., December 2013.
K. W. Tan, H. C. Lau and F.
Lee. Improving patient length-of-stay in emergency department through dynamic
queue management. In Proc. Winter Simulation Conference (WSC), Washington D.C., December 2013.
2012
N. Fu, H. C. Lau, P. Varakantham, and F. Xiao. Robust Local Search for Solving
RCPSP/max with Durational Uncertainty. Journal of Artificial Intelligence Research, 43, 43-86. 2012.
S. F. Cheng, J. Tajan, H. C. Lau. Robust distributed scheduling via time period aggregation, Web
Intelligence and Agent Systems, 10(3): 305-318, 2012.
D. T. Nguyen, W. Yeoh, and H. C. Lau. Stochastic Dominance in Stochastic
DCOPs for Risk Sensitive Applications. In Proc. 11th International Conference on Autonomous Agents and Multiagent
Systems (AAMAS), Valencia, Spain, June 2012.
G. Gordon, P. Varakantham, W. Yeoh, A. Srinivasan, H. C. Lau, and S. F.
Cheng. Lagrangian Relaxation for Large-Scale Multi-agent Planning. In Proc. 11th International Conference on Autonomous
Agents and Multi-Agent Systems, Valencia, Spain, June 2012.
H. C.
Lau, Z. Li, X. Du and H. Jiang. Logistics Orchestration Modeling and Evaluation
for Humanitarian Relief. In Proc. IEEE International Conference on Service
Operations and Logistics, and Informatics (SOLI), Suzhou, China, July 2012.
L. Agussurja and H. C. Lau. Toward Large-Scale Agent Guidance in an Urban
Taxi Service. In Proc. Conference on
Uncertainty in Artificial Intelligence (UAI), Catalina Island, USA, August
2012.
H. C. Lau, W. Yeoh, P. Varakantham, D. T. Nguyen, and H. Chen. Dynamic
Stochastic Orienteering Problems for Risk-Aware Applications. In Proc. Conference on Uncertainty in Artificial
Intelligence (UAI), Catalina Island, USA, August 2012.
H. C. Lau and A. Gunawan. The Patrol Scheduling Problem. In Proc. International Conf. on Practice and
Theory of Automated Timetabling (PATAT), Son, Norway, August 2012.
K. W. Tan, C. Wang and H. C. Lau.
Improving patient flow in emergency department through dynamic priority queue.
In Proc. IEEE International
Conference on Automation Science and Engineering (CASE), Seoul, Korea, August 2012.
L. F.
Liow, S. F. Cheng and H. C. Lau. Niche-Seeking in Influence Maximization with
Adversary. In Proc. International Conference on Electronic Commerce (ICEC),
Singapore, August 2012.
J. H.
Park, J. K. Lee, and H. C. Lau. Bidders Behaviors in the Repeated B2B
Procurement Auctions. In Proc. International Conference on Electronic
Commerce (ICEC), Singapore, August 2012.
Lindawati, H. C.
Lau and F. Zhu. Instance-specific Parameter Tuning via
Constraint-based Clustering. In Proc. ECAI 2012 Workshop on Combining
Constraint Solving with Mining and Learning (Cocomile), p. 29-34, August
2012.
S. F.
Cheng, D. T. Nguyen and H. C. Lau. A mechanism for organizing last-mile service
using non-dedicated fleet. In Proc. IEEE/WIC/ACM International Conference on
Intelligent Agent Technology (IAT), Macau, December 2012.
G. Gordon, P. Varakantham, W. Yeoh, A.
Srinivasa, H.C. Lau, S. F. Cheng. Lagrangian Relaxation for Large-Scale
Multi-Agent Planning. In Proc. IEEE/WIC/ACM
International Conference on Intelligent Agent Technology (IAT), Macau,
December 2012.
2011
H. C. Lau, Z. Zhao, S. Ge, T. H. Lee. Allocating resources in multi-agent flowshops with
adaptive auctions. IEEE Trans. Automation
Science and Engineering, 8(4), 732-743, 2011.
K. W. Tan, N. Fu and H. C. Lau. Improving service through Just-in-Time
concept in a dynamic operational environment. In Proc. Hawaii International Conf. on System Sciences (HICSS), Decision
Technology, Mobile Technologies and Service Science track), Hawaii, USA,
January 2011.
Lindawati, H. C.
Lau and D. Lo. Instance-based Parameter Tuning via Search Trajectory Similarity
Clustering. In Proc. Learning and
Intelligent OptimizatioN Conference (LION5), LNCS volume 6683, 131-145,
Rome, Italy, January 2011.
A. Gunawan, H. C. Lau and Lindawati. Fine-Tuning Algorithm Parameters using
the Design of Experiments. In Proc. Learning
and Intelligent OptimizatioN Conference (LION5), LNCS volume 6683, 278-292,
Rome, Italy, January 2011.
A. Gunawan, H.
C. Lau and E. Wong. Real-World Parameter Tuning using Factorial Design with
Parameter Decomposition. In Proc. 9th Metaheuristics International
Conference (MIC), Udine,
Italy, July 2011.
S. Kimbrough and
H. C. Lau. Finding Robust-under-Risk Solutions for Flowshop Scheduling. In
Proc. 9th Metaheuristics International Conference (MIC), Udine, Italy, July 2011.
S. Wang, D. Lo,
L. Jiang, Lucia, and H. C. Lau. Search-Based Fault Localization. In Proc. 26th
IEEE/ACM International Conference on Automated Software Engineering (ASE), Lawrence, USA, November 2011.
L Agussurja and
H. C. Lau. A POMDP Model for Guiding Taxi Cruising in a Congested Urban City.
In Proc. 10th Mexican International Conference on Artificial Intelligence
(MICAI), LNAI volume 7094,
415-428, Puebla, Mexico, November 2011.
H. Chen and H.
C. Lau. A math-heuristic approach for integrated resource scheduling in a
maritime logistics facility. In Proc. IEEE International Conference on
Industrial Engineering and Engineering Management (IEEM), Singapore, December 2011. (Best paper award Honorable Mention)
2010
H. C. Lau,
J. Pan, and H. Song. Periodic Resource Reallocation in Two-Echelon Repairable
Item Inventory Systems, IEEE Trans. Automation Science and Engineering,
7:3, 474–485, 2010.
N. Fu, P.
Varakantham, H. C. Lau. Towards Finding Robust Execution Strategies for
RCPSP/max with Durational Uncertainty. In
Proc. International Conf. on Automated Planning and Scheduling (ICAPS), Toronto, Canada, May 2010.
S.
Kimbrough, A. Kuo, H. C. Lau Effective Heuristic Methods for Finding
Non-Optimal Solutions of Interest in Constrained Optimization Models. In Proc. Genetic and Evolutionary Computation
Conference (GECCO), Portland, Oregon, USA, July 2010.
S. Kimbrough, A. Kuo, H. C. Lau: On decision support for deliberating
with constraints in constrained optimization models. In Proc. GECCO Workshop on Evolutionary computation
techniques for constraint handling, GECCO Companion:1833-1840.
A. Gunawan
and H. C. Lau. The Bi-Objective Master Physician Scheduling Problem. In Proc. Practice and Theory of Automated Timetabling
(PATAT), Belfast, North Ireland, August 2010.
R. Thangarajoo and H. C. Lau. Distributed Route Planning and Scheduling via Hybrid Conflict
Resolution. In Proc. IEEE/WIC/ACM
International Conference on Intelligent Agent Technology (IAT), Toronto,
Canada, August, 2010.
H. X. Chen and H. C. Lau. Decentralized Resource Allocation and Scheduling via
Walrasian Auctions with Negotiable Agents. In Proc. IEEE/WIC/ACM International Conference on Intelligent Agent Technology
(IAT), Toronto, Canada, August 2010.
Also presented at European Conf. on Operational Research (EURO), Lisbon, Portugal
2009
Z. Zhao, S. Ge and H. C. Lau. Integrated Resource Allocation and Scheduling
in Bidirectional Flow Shop with Multi-Machine and COS Constraints. IEEE Trans. Systems, Man, Cybernetics (Part
C), 39:2, 190-200, 2009.
A. Liang, X. Wu, H.
C. Lau, Optimizing Service Systems based on Application-Level QoS. IEEE Trans. Service Computing, 2:2,
108-121, 2009.
L. Agussurja and
H. C. Lau. The Price of Stability in Selfish Scheduling Games. Web Intelligence and Agent Systems: An
International Journal, 9:4, 2009.
H. C. Lau and F. Xiao. Enhancing
the Speed and Accuracy of Automated Parameter Tuning in Heuristic Design. In
Proc. 8th Metaheuristics International Conference (MIC), Hamburg,
Germany, July 2009.
S.
Kimbrough, A. Kuo, H. C. Lau, Lindawati and D. H. Wood, On Using Genetic Algorithms to Support Post-Solution Deliberation in the
Generalized Assignment Problem. In Proc. 8th
Metaheuristics International Conference (MIC), Hamburg, Germany, July 2009.
I. R. Wior,
Z. Zhao, M. Luo, J. Zhang, S. S. Ge, H. C. Lau. Conceptual Framework of a
Dynamic Resource Allocation Test Bed-Its Practical Realization with ProModel. In Proc. IEEE
Multi-conference on Systems and Control, Saint
Petersburg, Russia, July 2009.
J. Zhang, H. C. Lau and J. Shen.
Setting Discrete Bid Levels in Adaptive Auctions. In Proc. International Conf. on Electronic Commerce (ICEC), Taipei, Taiwan,
August 2009.
A. Gunawan and
H. C. Lau. Master Physician Scheduling Problem. In Proc. 4th Multidisciplinary
International Conference on Scheduling: Theory and Applications (MISTA),
Dublin, Ireland, August 2009.
2008
H. C.
Lau, L. Agussurja and R, Thangarajoo, Real-Time Supply Chain Control via Multi-Agent
Adjustable Autonomy. Computers & Operations Research (Special Issue
on Real-time Supply Chain Management), 35,
3452– 3464, 2008.
G.
Feng and H. C. Lau. Efficient Algorithms for Machine Scheduling Problems with
Earliness and Tardiness Penalties. Annals of Operations Research
(Special Issue on Scheduling), 159, 83-95, 2008.
H. C. Lau and H. Song, Optimization
of Two-Echelon Repairable Inventory System with Limited Repair Facility under
Non-Stationary Demands. International Journal of Inventory Research.
1:1, 67-92, 2008.
H. C. Lau and F. Xiao. The Oil Drilling Model and Iterative
Deepening Genetic Annealing Algorithm for the TSP, In A. Fink and F, Rothlauf
(eds), Advances in Computational Intelligence in Transportation and Logistics,
Studies in Computational Intelligence. Springer, 169-184, 2008.
Z. Y. Zhao, Kim, Luo, Lau, Ge and
Zhang. A Heuristic Method for Job-Shop Scheduling with an Infinite Wait Buffer.
In Proc. IEEE Conf. Cybernetics and
Intelligent Systems, (CIS), Chengdu, China, June, 2008.
R.
Thangarajoo, L. Agussurja, H. C. Lau. A Hybrid Approach to Convoy Movement Planning
in an Urban City. In Proc. Innovative
Applications of Artificial Intelligence (IAAI), Chicago, USA, July
2008.
H. C. Lau, Z. Zhao, S. Ge and T. H. Lee. Utility
Pricing Auction for Multi-period Resource Allocation in Multi-Machine Flow Shop
Problems. In Proc. International Conf. on
Electronic Commerce (ICEC), Innsbruck, Austria, August 2008.
J. H. Park, J. K. Lee and H. C. Lau. Relationship-Preserving E-Procurement
Auction. In Proc. International Conf. on
Electronic Commerce (ICEC), Innsbruck, Austria, August, 2008.
N. Fu, F. Xiao and H. C. Lau, Generating Robust Schedules
Subject to Resource and Duration Uncertainties. In Proc. International Conf. on
Automated Planning and Scheduling (ICAPS), Sydney, Australia, September, 2008.
Q. Liang, H. C.
Lau and X. Wu, Robust Application-Level QoS Management in Service-Oriented
Systems. In Proc. IEEE International
Conf. on Electronic Business Engineering (ICEBE), Xian, China, October,
2008.
S. F. Cheng, J. Tajan and H. C. Lau.
Distributing complementary resources across multiple periods with stochastic
demand: Hedging via time frame adjustment. In Proc. IEEE/WIC/ACM
International Conference on Intelligent Agent Technology (IAT), Sydney,
Australia, December 2008.
2007
H. C.
Lau, W. C. Wan, S. Halim and K. Y. Toh. A Software Framework for Rapid
Hybridization of Meta-Heuristics. International
Trans. Operations Research (Special Issue for the 17th IFORS
Triennial Conf.). 14:2, 123-141,
2007.
H. C. Lau and F.
Xiao. Towards an Intelligent Meta-Heuristics Development Framework. Proc. 7th
Metaheuristics International Conference (MIC), Montreal, Canada, June 2007.
T. Y. Leong and H.
C. Lau. Generating Job Schedules for Vessel Operations in a Container
Terminal. Proc. 3rd Multidisciplinary
International Conference on Scheduling: Theory and Applications (MISTA),
Paris, France, August 2007.
H. C.
Lau, T. Ou and F. Xiao. Robust Local Search and Its Application to Generating
Robust Schedules. Proc. International Conf. on Automated Planning and
Scheduling (ICAPS), Rhode
Island, USA, September, 2007.
S.
Halim, R. Yap and H. C. Lau. An Integrated White+Black Box Approach for
Designing and Tuning Stochastic Local Search. Proc. 13th
International Conf. on Principles & Practice of Constraint Programming (CP), Rhode Island, USA, September,
2007.
Z. Zhao, T. Y.
Leong, S. Ge, and H. C. Lau. Bidirectional Flow Shop Scheduling with
Multi-Machine Capacity and Critical Operation Sequencing. Proc. 22nd
IEEE International Symp. on Intelligent Control (ISIC), Singapore, October
2007.
H. C. Lau, S. F.
Cheng, T. Y. Leong, J. H. Park and Z Zhao. Multi-Period Combinatorial Auction
Mechanism for Distributed Resource Allocation and Scheduling. Proc. IEEE/WIC/ACM International Conference on
Intelligent Agent Technology (IAT), San Jose, USA, 2007.
L. Agussurja and
H. C. Lau. The Price of Stability in Selfish Scheduling Games. Proc. IEEE/WIC/ACM International Conference on
Intelligent Agent Technology (IAT), San Jose, USA, 2007.
H. C.
Lau. Multi-Period Combinatorial Auctions for Distributed Resource
Allocation. Presented at 22nd European Conference on Operational
Research (EURO), Prague, Czech Republic, July 2007.
2006
H. C. Lau, H.
Song, C. T. See and S. Y. Cheng. Evaluation of Time-Varying Availability in
Multi-Echelon Spare Parts Systems with Passivation, European J. Operational
Research. 170:1, 2006, 91-105. (PDF)
H. C. Lau, T. H
Ngo and B. N. Nguyen. Finding a Length-Constrained Maximum-Sum or
Maximum-Density Subtree and Its Application to Logistics, Discrete
Optimization, 3:4, 2006. (PDF)
S. Halim, R. Yap
and H. C. Lau. Visualization for Analysing Trajectory-Based Meta-Heuristic
Search Algorithm. Proc. European Conference on AI (ECAI) 2006. Verona,
Italy. August 2006. (PDF)
H. C.
Lau and B. Viet, Solving Generalized Open Constraint Optimization Problem using
Two-Level Multi-Agent Framework – Improved Results. European Conference on
AI 2006 Workshop on Distributed CSP (DisCSP), Verona, Italy. August
2006.
H. C.
Lau, J. Li, and R. Yap. Robust Controllability in Temporal Constraint Networks
under Uncertainty. Proc. 18th IEEE Conf. on Tools with Artificial
Intelligence (ICTAI) Washington D.C., November 2006. (PDF). Also presented in European
Conference on AI 2006 Workshop on Modeling and Solving Problems with
Constraints. Verona, Italy, August 2006.
S. Halim, R. Yap
and H. C. Lau. Explaining Local Search Behavior Using Viz: The Local Search
Visual Analysis Suite. Proc. 19th
Annual ACM Symposium on User Interface Software and Technology
(UIST) 2006. Montreux, Switzerland. October 2006. (PDF)
H. C. Lau and H.
Song, Periodic Resource Reallocation in Multi-Echelon Inventory Systems, Proc. IEEE
Conference on Automation Science and Engineering (CASE), Shanghai, China,
October 2006. (PDF)
H. C.
Lau, K. M. Ng and R, Thangarajoo, A Hybrid MIP/Heuristic Model for Experience
Based Driver Assignment. Proc.
18th IEEE Conf. on Tools with Artificial Intelligence (ICTAI) Washington
D.C., November 2006. (PDF)
H. C.
Lau and W. C. Wan. iMDF: Intelligent Meta-heuristics Development Framework.
Presented at 19th Intl Symp. on
Mathematical Programming, July 2006, Rio de Janeiro, Brazil.
H. C.
Lau, G. L. Soh and W. C. Wan, Dynamic Multi-Linked Negotiations in Multi-Echelon Production Scheduling Networks.
Proc. IEEE/WIC/ACM Int'l Conf. on Intelligent Agent Technology (IAT),
December 2006. (PDF) Also
presented at IFIP Workshop on Virtual Environments for Advanced Modeling.
Hamburg, Germany, June 2006.
2005
H. C. Lau, W. C.
Wan and X. Jia, A Generic Object-Oriented Tabu Search
Framework, In Ibaraki, Toshihide, Nonobe, Koji, and Yagiura,
Mutsunori (eds.), Metaheuristics : Progress as Real Problem Solvers (MIC
2003 post-conference volume), 203-226,
Kluwer Academic Publishers, Boston, USA. (PDF)
H. C. Lau and H.
Wang, A Multi-Agent Approach for Solving Optimization Problems involving
Expensive Resources, Proc. 20th ACM Symposium on Applied Computing
(SAC), 79-83, New Mexico, USA, March 2005. (PDF)
H. C. Lau and W.
C. Wan. A Development Framework for Rapid Meta-heuristics Hybridization.
Presented at 17th Triennial Conference of the IFORS, July 2005, Hawaii,
USA.
G. Feng and H.
C. Lau. Efficient Algorithms for Machine Scheduling Problems with Earliness and
Tardiness Penalties. Proc. 2nd Multidisciplinary International Conference on
Scheduling: Theory and Applications (MISTA), 196-212,
New York City, USA, July 2005.
H. C. Lau and H.
Song, Evaluation of Time-Varying Availability in Multi-Echelon Inventory System
with Combat Damage, Proc. IEEE Conference on Automation Science and
Engineering (CASE), 226-231, Edmonton, Canada, August 2005. (PDF)
H. C. Lau, W. C.
Wan, and S. Halim, Tuning Tabu Search Strategies via Visual Diagnosis. Proc. 6th
Metaheuristics International Conference (MIC), 630-636, Vienna, August
2005.
H. C. Lau, L.
Zhang and C. Liu, Solving Generalized Open Constraint Optimization Problem
using Two-Level Multi-Agent Framework, Proc. IEEE/WIC/ACM Int'l Conf. on
Intelligent Agent Technology (IAT), 558-564, France, September 2005. (PDF)
H. C. Lau, L.
Agussurja and R, Thangarajoo, Partial Adjustable Autonomy in Multi Agent
Environment and Its Application to Military Logistics, Proc. IEEE/WIC/ACM Int'l
Conf. on Intelligent Agent Technology (IAT), 152-156, France, September
2005. (PDF)
H. C. Lau, T. Ou and M. Sim, Robust Temporal
Constraint Networks. Proc. 17th IEEE
Conf. on Tools with Artificial Intelligence (ICTAI) (Special Track on AI in
Logistics and Supply Chain Management), 82-88, Hong Kong, November 2005. (PDF)
2004
Y. Song and H. C. Lau, A Periodic-Review Inventory
Model with Application to the Continuous-Review Obsolescence Problem, European
J. Operational Research, 159:1, 2004, 110-120. (PDF)
H. C. Lau, K. M. Ng, and X. Wu. Transport Logistics
Planning with Service-Level Constraints, Proc. 19th National Conf. on
Artificial Intelligence (AAAI), San Jose, USA, July 2004. 519-524. (PDF)
H. C. Lau, K. M. Ng, and X. Wu. Transport Scheduling
with Service-Level Constraints - Complexity and Algorithms, Proc. 2nd
Int'l Symp. on Scheduling (ISS), 11-16, Hyogo, Japan, May 2004.
H. C. Lau and M. K. Lim. Multi-Period
Multi-Dimensional Knapsack Problem and Its Application to Available-to-Promise,
Proc. 2nd Int'l Symp. on Scheduling (ISS), 94-99, Hyogo, Japan, May
2004. (PDF)
H. C. Lau, M. K. Lim, W. C. Wan, and S. Halim. A
Development Framework for Rapid Meta-heuristics Hybridization, Proc. 28th IEEE Computer Society
Signature Conf. on Software Technology and Applications
(COMPSAC), 362-367, Hong Kong, September 2004.
(PDF)
H. C. Lau and L. Zhang, A Two-level Framework for
Coalition Formation via Optimization and Agent Negotiation, Proc. IEEE/WIC/ACM
Int'l Conf. on Intelligent Agent Technology (IAT), 441-445, Beijing, China,
September 2004. (PDF)
H. C. Lau and H. Song, Two-Echelon Repairable
Item Inventory System with Limited Repair Capacity under Nonstationary Demands,
Proc. 35th Meeting of the Decision Sciences Institute (DSI), 1901-1908,
Boston, USA, November 2004. (PDF)
H. C. Lau, K. Y. Neo, and W. C. Wan, Corrective
Maintenance Optimization in an Air Force, Proc. 35th Meeting of the Decision
Sciences Institute (DSI), 1911-1917, Boston, USA, November
2004. (PDF)
H. C. Lau and C. Zhang, Job Scheduling with Unfixed
Availability Constraints, Proc. 35th Meeting of the Decision Sciences
Institute (DSI), 4401-4406, Boston, USA, November 2004. (PDF)
2003
H. C. Lau, M.
Sim and K. M. Teo, "Vehicle Routing Problem with Time Windows and a
Limited Number of Vehicles", European
J. Operational Research, 148:3, 2003, 559-569. (PDF)
H. C. Lau, W. S.
Lim, "Multi-Agent Coalition via Autonomous Price Negotiation in a
Real-Time Web Environment", Proc. IEEE/WIC
Int'l Conf. on Intelligent Agent Technology (IAT), Halifax, 2003.
580-583. (PDF)
H. C. Lau and L.
Zhang, "Task Allocation via Multi-Agent Coalition Formation: Taxonomy,
Algorithms and Complexity". Proc. 15th IEEE Conf. on Tools with Artificial
Intelligence (ICTAI), Sacramento, USA, 2003. 346-350 (PDF)
H. C. Lau, W. C.
Wan and X. Jia. “A Generic Object-Oriented Tab Search Framework”, Proc. 5th
Metaheuristics International Conference (MIC), Kyoto, Japan, 2003. Also
presented at EURO/INFORMS Joint International Meeting, Istanbul, Turkey. (PDF)
H. C.
Lau, M. K. Lim, W. C. Wan, H. Wang and X. Wu, "Solving Multi-Objective
Multi-Constrained Optimization Problems using Hybrid Ants System and Tabu
Search", Proc. 5th Metaheuristics International Conference (MIC), Kyoto,
Japan, 2003. (PDF)
E.
Barnes, J. Dai, S. Deng, D. Down, M. Goh, H. C. Lau and M. Sharafali, On the
Strategy of Supply Hubs for Cost Reduction and Responsiveness, ICFAI Journal of
Operations Management (Invited). May 2003. (PDF)
2002
H. C. Lau, Z. Liang,
Pickup and Delivery Problem with Time Windows, Algorithms and Test Case
Generation. Int. J. Artificial
Intelligence Tools, 11:3, 2002, 455-472. (PDF)
H. C. Lau, Y. G.
Goh. An Intelligent Brokering System to Support Multi-Agent Web-Based 4th Party
Logistics. Proc. 14th IEEE Conf. on Tools
with Artificial Intelligence (ICTAI), Washington D.C., 2002. 154-161. (PDF)
H. C. Lau, H.
Ono, and Q. Z. Liu. Integrating Local Search and Network Flow to Solve the
Inventory Routing Problem. Proc. 18th
National Conf. on Artificial Intelligence (AAAI), 9-14, Edmonton, Canada,
2002. (PDF)
H. C. Lau and Y.
Song, Combining Two Heuristics to Solve a Supply Chain Optimization Problem.
Proc. 15th European Conference on
Artificial Intelligence (ECAI), 581-585, IOS Press, Amsterdam, 2002.
H. C. Lau, H.
Song. Integrated Spares and Resource Allocation for Corrective Maintenance
Under Non-Stationary Demands. Proc. 6th
Asia-Pacific Military Operations Research Society Symp. (AMORS), 2002.
H. C. Lau, A New
Approach for Weighted Constraint Satisfaction. Constraints Journal, 7:2, 2002, 150-165. (PDF)
2001
H. C.
Lau, Z. Liang, Pickup and Delivery Problem with Time Windows, Algorithms and
Test Case Generation. Proc. 13th IEEE
Conf. on Tools with Artificial Intelligence (ICTAI), 333-340, 2001. Invited
submission to Int. J. Artificial Intelligence Tools. (PDF)
H. C. Lau, G. Lo, A Multi-Agent
Framework for Supporting Intelligent Fourth-Party Logistics. Proc. Int'l Conf.
on Integrated Logistics, 2001, Singapore. (PDF)
H.
C. Lau, Y. F. Lim, and Q. Z. Liu, Diversification of Search Neighborhood via
Constraint-Based Local Search and Its Applications to VRPTW. Proc. 3rd
International Workshop on Integration of AI and OR Techniques (CP-AI-OR), 2001,
Kent, United Kingdom. Also presented at INFORMS Meeting, Salt Lake City, 2000.
(PDF)
2000 and before
H. C.
Lau, A. Lim, and Q. Z. Liu. Solving a Supply Chain Optimization Problem
Collaboratively. Proc. 17th National
Conf. on Artificial Intelligence (AAAI), 780-785, Texas, USA, 2000. (PDF)
J. T.
Chia, H. C. Lau, and A. Lim, Ant Colony Optimization for the Ship Berthing
Problem. Proc. 5th Asian Computing
Science Conference (ASIAN), LNCS volume 1742, 359-370, 1999. (PDF)
Q. Z.
Liu and H. C. Lau, Collaborative Model and Algorithms for Supporting Real-time
Distribution Logistics System. Proc. CP99 Workshop on Large Scale Combinatorial
Optimisation and Constraints, Alexandria, Virginia, USA. Electronic Notes in Discrete Mathematics, Volume 4, 1999.
H. M.
Foo, H. W. Leong, Y. Lao, and H. C. Lau. A Multi-Criteria, Multi-Modal
Passenger Route Advisory System. Proc. 1999
IES-CTR Int'l Symp., Singapore (invited publication in IES Journal), 1999.
(PDF)
M.
Halldorsson and H. C. Lau, Low-degree Graph Partitioning via Local Search with
Applications to Constraint Satisfaction, Max Cut, and 3-Coloring, J. Graph Algorithms and Applications,
1:3, 1997, 1-13. (Postscript)
H. C.
Lau and S. C. Lua, Efficient Multi-skill Crew Rostering via Constrained Sets.
Proc. 3rd ILOG Int'l User Meeting,
Paris, July 1997.
H. C.
Lau and Dennis Seah, An Efficient Technique for Routing of Vehicle Reactively.
Proc. 8th ITSA Annual Meeting and
Exposition, Detroit, Michigan, May, 1998.
Q. Z.
Liu, H.C. Lau, Dennis Seah, Sidney Chong, An Efficient Near-exact Algorithm for
Large-Scale Vehicle Routing with Time Windows,
Proc. 5th World Congress on
Intelligent Transportation Systems, Korea, October 1998.
X. Wu
and H. C. Lau, Traffic Prediction in Intelligent Vehicle Highway Systems, Proc.
Int'l Conf System Science and System
Engineering, 424-429, Beijing, August, 1998.
H. C.
Lau, Approximation of Constraint Satisfaction via Local Search, Proc. 4th Workshop on Algorithms and Data
Structures (WADS), Springer Verlag LNCS (955), 461-472, 1995.
H. C.
Lau, Manpower Scheduling with Shift Change Constraints, Transactions of the Information Processing Society of Japan (IPSJ),
36:5, 1995, 1271-1279.
H. C.
Lau, On the Complexity of Manpower Shift Scheduling, Computers and Operations Research, 23:1, 1996, 93-102. (PDF)
H. C.
Lau, Combinatorial Approaches for Hard Problems in Manpower Scheduling, J. Operations Research Society of Japan,
39:1, 1996, 88-98. (PDF)
H. C.
Lau, Probabilistic Analysis of Local Search and NP-Completeness Results for
Constraint Satisfaction. Proc. 2nd Intl
Conf. Computing and Combinatorics (COCOON), Springer Verlag LNCS (1090),
371-380, 1996. (PDF)
H. C.
Lau, Probabilistic Analysis of Local Search for Random Instances of Constraint
Satisfaction. Proc. 12th European Conf.
Artificial Intelligence (ECAI), 195-199, 1996.
H. C.
Lau and O. Watanabe, Randomized Approximations of the Constraint Satisfaction
Problem. Proc. 5th Scandinavian Workshop
on Algorithm Theory (SWAT), Springer Verlag LNCS (1097), 78-87, 1996.
H. C.
Lau and O. Watanabe, Randomized Approximations of the Constraint Satisfaction
Problem. Nordic J. Computing, 3,
1996, 405-424. (Postscript)
H. C.
Lau, A New Approach for Weighted Constraint Satisfaction: Theoretical and
Computational Results. Proc. 2nd Int'l
Conf. Principle and Practice of Constraint Programming (CP), Springer
Verlag LNCS (1118), 323-337, 1996. Invited submission to Constraints Journal.
C. M.
Khoong and H. C. Lau and L. W. Chew, Automated Manpower Rostering: Techniques
and Experience, Int'l Transactions on
Operational Research, 1:3, 1994, 353-361. (PDF)
H. C.
Lau, Changing Shift Assignment in Manpower Scheduling, Proc. ORSJ Spring Symp., May 1994, Nagoya,
Japan, 169-170.
H. C.
Lau, Manpower Scheduling with Shift Change Constraints, Proc. 5th Int'l. Symp. Algorithms and Computation (ISAAC),
Springer Verlag LNCS (834), 616-624, 1994.
P.
Powell and H. C. Lau, Branch Distance Optimization of Structured Programs, Computers and Mathematics with Applications,
19:12, 1990, 1184-1201.
C. M.
Khoong and H. C. Lau, ROMAN: An Integrated Approach to Manpower Planning and
Scheduling, In O. Balci and R. Sharda and S. Zenios (eds), CS & OR: New
Development in Their Interfaces, Pergammon Press, 1992, 383-396.
H. C.
Lau, Preference-based Scheduling via Constraint Satisfaction, In K. H. Phua et
al. (eds), Optimization Techniques and Applications, Proc. Int'l. Conf. on Optimiz. Techniques and Applications (ICOTA), World
Scientific, 1992, 546-554.
H. C.
Lau and S. C. Wong, Unit-capacity Vehicle Scheduling via Constraint Satisfaction,
Proc. Singapore Int'l. Conf. on
Intelligent Systems (SPICIS'92), 1992, 243-248.
Non-Refereed Papers/Technical Reports
• H. C. Lau, Simple yet Effective Algorithms
for Constraint Satisfaction and Related Problems (doctoral thesis). Dept.
Computer Science, Tokyo Inst. of Technology, No. 96TR-0015, 1996.
• H. C. Lau and O. Watanabe, Randomized
Approximation of Constraint Satisfaction and Stable Cut, Dept. Computer
Science, Tokyo Inst. of Technology, No. 95TR-0019, 1995.
• H. C. Lau, Manpower Shift Scheduling with
Monotonic Constraints, IEICE Technical Report, No COMP94-2, 1994, 11-20.
• H. C. Lau, Local Search for CSP and Its
Applications to Rescheduling and Graph Coloring, Dept. Computer Science, Tokyo
Inst. of Technology, No. 94TR-0014,
1994.
• H. C. Lau, Probabilistic Analysis of Local
Search for Constraint Satisfaction and Its Applications to Rescheduling, Dept.
Computer Science, Tokyo Inst. of Technology, No. 94TR-0036, 1994
• H. C. Lau, Manpower Shift Scheduling,
Algorithms and Complexity (Part II) Dept. Computer Science, Tokyo Inst. of
Technology, No. 94TR-0002, 1994.
• H. C. Lau, Manpower Shift Scheduling,
Algorithms and Complexity (Part I), Dept. Computer Science, Tokyo Inst. of
Technology, No. 93TR-0044, 1993.
• H. C. Lau, A Branch and Bound Algorithm for
Interactive Shift Assignment, Information Technology Institute, Singapore, No
ITI-KS-92-08, 1992. (Presented at ORSA CSTS Conference, Williamsburg, Virginia,
Jan 1992).
• H. C. Lau and P. Powell, Jump Optimization of
Structured Programs, Dept. Computer Science, University of Minnesota, No.
TR-88-56, 1988.
• H. C. Lau and P. Powell, Branch Distance
Optimization of Structured Programs, Dept. Computer Science, University of
Minnesota, No. TR-88-58, 1988.