This article presents a new method for optimal matching in observational studies based on mixed integer programming. Unlike widely used matching methods based on network algorithms, which attempt to ...

The feasibility pump is a well-established primal heuristic for mixed integer programming (MIP) that alternates between solving a linear programming (LP) relaxation of the original problem and ...

This study develops a least-cost investment plan for the coal-based thermal electricity in the Eastern region of India. It expands the generation and transmission capacities as on 31st March 1981 in ...