Search found 3 matches

by trengarajan
7 years ago
Forum: Tools
Topic: Reading zipped archive with csv2gdx
Replies: 1
Views: 3399

Reading zipped archive with csv2gdx

I have a collection of csv files which have data in the first 11 columns (A -K). All files are identically formatted. I am interested in reading a 1-D parameter whose key (or index or identifier) sits in column 1 and value sits in column 11. GAMS documentation for csv2gdx reads "Reading of a co...
by trengarajan
7 years ago
Forum: Solvers
Topic: Multiobjective optimization
Replies: 1
Views: 4402

Multiobjective optimization

GAMS documentation shows how to create a blended objective function whose weights can be used as objective coefficients in the usual sense for blended approach and priority determining weights for hierarchical approach. So, is it correct to say that if hierarchical is chosen (using the Multobj 1 sol...
by trengarajan
7 years ago
Forum: Tools
Topic: Saving solution with partial solve, and restarting solve
Replies: 2
Views: 4602

Saving solution with partial solve, and restarting solve

I am solving a large LP using Gurobi via GAMS. Solve itself takes very long, so I am interested in saving current solution part-way through the solve (say after 10 minutes), feed this solution into a new gams file and after some processing of this solution, continue solving. How is this accomplished...