topsis-102197016 1.1.2

topsis package for MCDM problems

topsis-102197016

for: Project-1 (UCS654) submitted by: Mukul Sharda Roll no: 102197016 Group: 3CS-4

topsis-102197016 is a Python library which implements the TOPSIS algorithm used for Multiple Criteria Decision Making(MCDM). Know more about Topsis

Installation

Use the package manager pip to install topsis-102197016.

pip install topsis-102197016

Usage

Enter filename followed by .csv or .xlsx extentsion, then enter the weights vector with vector values separated by commas, followed by the impacts vector with comma separated signs (+,-), make sure to pass the file where you want to store your results.

topsis sample.csv "1,1,1,1" "+,-,+,+" output.csv

Example

sample.csv

A csv file showing data for different mobile handsets having varying features.

Model	Storage space(in gb)	Camera(in MP)	Price(in $)	Looks(out of 5)
M1	16	12	250	5
M2	16	8	200	3
M3	32	16	300	4
M4	32	8	275	4
M5	16	16	225	2

weights vector = [ 0.25 , 0.25 , 0.25 , 0.25 ]

impacts vector = [ + , + , - , + ]

input:

topsis sample.csv "0.25,0.25,0.25,0.25" "+,+,-,+" output.csv

Other notes

• Make sure the csv does not contain categorical values.
• Make sure your dataset has atleast 3 rows and 3 columns.
• The length of weights vector and impact vector must equal the number of columns in dataset.
• While writing weights vector or impact vectors, please make sure not to put extra spaces.