The OPA Solver 1.4 is a web-based and spreadsheet-based application that can solve Multiple-Criteria Decision Analysis problems. Moreover, OPA Solver (Web-based) has no limitation regarding the number of experts, criteria, and alternatives . It is suitable for any size of problem based on your situation. OPA Solver 1.4 can calculate the confidence level values for the input data of the OPA model. Also, it can measure uncertainty in group decision-making using Interval OPA.
OPA Solver Version 1.00 (MATLAB-based)
For the first time, the OPA Solver Version 1.00 is designed using MATLAB platform. In order to use the OPA Solver (MATLAB version), you just need to enter three matrices as input data. We will teach you how to do this on a numerical example. Please study the user manual file carefully.
OPA Solver Version 1.00 (Excel-based)
For the first time, the OPA Solver Version 1.00 is designed using Visial Basic and Microsoft Excel platform. This software is very easy to use and the results can be obtained after a few clicks. However, due to Microsoft Excel limitation regarding the number of constraints, this software cannot be used for large-scale problems. It can be useful for small size problems .
OPA Solver Version 1.00 (LINGO-based)
For the first time, the OPA Solver Version 1.00 is designed using LINGO platform. This file will help you to solve your problem after some minor changes. We provided several examples to teach you how to use it.