# TOPSIS

Technique for Order Preference by Similarity to Ideal Solution (TOPSIS) originated in the 1980s as a multi-criteria decision making method. TOPSIS chooses the alternative of shortest Euclidean distance from the ideal solution, and greatest distance from the negative-ideal solution

In command prompt you need to run the code

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

# data.csv

|Model|Correlation|R2|RMSE|Accuracy|
|---|---|---|---|---|
|M1|0.79|0.62|1.25|60.89|
|M2|0.66|0.44|2.89|63.07|
|M3|0.56|0.31|1.57|62.87|
|M4|0.82|0.67|2.68|70.19|
|M5|0.75|0.56|1.3|80.39|

# output.csv

|Model|Correlation|R2|RMSE|Accuracy|TOPSIS Score|Rank|
|---|---|---|---|---|---|---|
|M1|0.79|0.62|1.25|60.89|0.7722097345612788|2.0|
|M2|0.66|0.44|2.89|63.07|0.22559875426413367|5.0|
|M3|0.56|0.31|1.57|62.87|0.43889731728018605|4.0|
|M4|0.82|0.67|2.68|70.19|0.5238778712729114|3.0|
|M5|0.75|0.56|1.3|80.39|0.8113887082429979|1.0|




