Research Interests
In general, the mathematical modeling of discrete optimization problems,
application and theory of operations research techniques, and
the design, development, and analysis of efficient
approximate and exact algorithms to solve such problems.
Research Areas
- Heuristic and metaheuristic (GRASP, tabu search, scatter search, iterated greedy, VNS)
techniques for fast and high-quality solutions to hard optimization
problems
- Exact optimization schemes (B&B, B&C, B&P) for mixed-integer
programming
- Combinatorial optimization
- Scheduling
- Territory design
- Routing and transportation
- Location science
Application Areas
- Health-care applications
- Ambulance relocation/deployment
- Districting/territory design applications in product distribution/recycling applications
- Efficient use of natural resources and environment
- Forestry management
- Optimization of natural gas transmission systems
- Machine scheduling problems in manufacturing systems
Roger Z. Ríos
Revised: June 2014