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.
2018
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.
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.
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, Vol. 2, No. 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 2017), 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 2017), 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 2017), 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 2017), 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 2017), 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 2017), 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-16), 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-16), 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-16), 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-16), 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-16), 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-16), 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-16), 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-16), 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-16), 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-16), 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 2016), 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-15), 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-15), 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-15), 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-15), 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
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