add confusion_matrix

frontend/pages/prediction_classification.py

@@ -1,11 +1,11 @@
 import streamlit as st
 from sklearn.linear_model import LogisticRegression
 from sklearn.model_selection import train_test_split
-from sklearn.metrics import accuracy_score
+from sklearn.metrics import accuracy_score,confusion_matrix
 from sklearn.preprocessing import LabelEncoder
 import pandas as pd
 import matplotlib.pyplot as plt
-
+import seaborn as sns
 
 st.header("Prediction: Classification")
 
@@ -63,24 +63,20 @@ if "data" in st.session_state:
         
         st.write("Prediction:", prediction[0])
 
+        if len(data_name) == 1:
+            fig = plt.figure()
 
+            y_pred = [model.predict(pd.DataFrame([pred_value[0]], columns=data_name)) for pred_value in X.values.tolist()]
+            print([x[0] for x in X.values.tolist()])
+            cm = confusion_matrix(y, y_pred)
 
+            sns.heatmap(cm, annot=True, fmt="d")
 
-        fig = plt.figure()
-        dataframe_sorted = pd.concat([X, y], axis=1).sort_values(by=data_name)
-
-        X = dataframe_sorted[data_name[0]]
-        y = dataframe_sorted[target_name]
-
-        prediction_array_y = [
-            model.predict(pd.DataFrame([[dataframe_sorted[data_name[0]].iloc[i]]], columns=data_name))[0]
-            for i in range(dataframe_sorted.shape[0])
-        ]
+            plt.xlabel('Predicted')
+            plt.ylabel('True')
 
-        plt.scatter(dataframe_sorted[data_name[0]], dataframe_sorted[target_name], color='b')
-        plt.scatter(dataframe_sorted[data_name[0]], prediction_array_y, color='r')
+            st.pyplot(fig)
 
-        st.pyplot(fig)
 
 
 else:

frontend/pages/prediction_regression.py

@@ -2,7 +2,6 @@ import streamlit as st
 from sklearn.linear_model import LinearRegression
 import pandas as pd
 import matplotlib.pyplot as plt
-import numpy as np
 
 st.header("Prediction: Regression")
 
@@ -31,6 +30,7 @@ if "data" in st.session_state:
         fig = plt.figure()
         dataframe_sorted = pd.concat([X, y], axis=1).sort_values(by=data_name)
 
+
         if len(data_name) == 1:
             X = dataframe_sorted[data_name[0]]
             y = dataframe_sorted[target_name]