somtf_fraud_detection.py

import numpy as np
import matplotlib.pyplot as plt
import pandas as pd
from sklearn.preprocessing import MinMaxScaler

data = pd.read_csv('Credit_Card_Applications.csv')

X = data.iloc[:, :-1].values
y = data.iloc[:, -1].values

sc = MinMaxScaler(feature_range = (0, 1))
X = sc.fit_transform(X)

from somtf import SOM
som = SOM(x = 10, y = 10, input_dim=15, learning_rate=0.5, num_iter = 100, radius = 1.0)
som.train(X);