Implementation of Multiple Criteria Decision Making (MCDM) using TOPSIS in Python.
Project description
Implementation of TOPSIS by Lakshya Gupta
This package calculates topsis/performance score for given .csv file, thus helping in Multiple Critera Decision Making (MCDM).
Important Details
Input File
- The input file must be a .csv or .txt file only.
- The input file must have atleast three columns.
- The first column of the input file is the object/variable name. (e.g. X1, X2, X3, X4...)
- All columns except the first (name) column contain numeric values only.
Output File
- The output file contains two new columns i.e. Topsis Score and Rank along with the original columns.
Parameters for the topsis function are as follows
-
The input file name. It must end with .csv or .txt. The complete file path must be given to read the file residing in a different directory.
-
The weights string that contains the weights for each column separated by commas. Example: "0.25,0.25,0.25,0.25"
-
The impacts string that contains the impacts for each column separated by commas. Example: "+,+,-,+"
-
The output file name. It must end with .csv or .txt. The complete file path must be given to save the file in a different directory.
The topsis function must be called with all 4 parameters otherwise exceptions will be raised.
Sample Use Case
import TOPSIS_Lakshya_101803492 as t
t.topsis("inputFileName.csv", "0.25,0.25,0.25,0.25", "+,+,-,+", "outputFileName.csv")
Change Log
0.0.65 (12/11/2020)
- First Release
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