Jiahuita
commited on
Commit
β’
5fda167
1
Parent(s):
f4e5a43
Fix deployment issues
Browse files- combined_data.csv +0 -3
- lstm.ipynb +0 -223
- main.ipynb +0 -0
- vectorizer.pkl +0 -3
combined_data.csv
DELETED
@@ -1,3 +0,0 @@
|
|
1 |
-
version https://git-lfs.github.com/spec/v1
|
2 |
-
oid sha256:a036654289f27cd973f6d8b2ac28932202021afb97b38f8b61c67c80aa88f300
|
3 |
-
size 28167352
|
|
|
|
|
|
|
|
lstm.ipynb
DELETED
@@ -1,223 +0,0 @@
|
|
1 |
-
{
|
2 |
-
"cells": [
|
3 |
-
{
|
4 |
-
"cell_type": "code",
|
5 |
-
"execution_count": 1,
|
6 |
-
"metadata": {},
|
7 |
-
"outputs": [
|
8 |
-
{
|
9 |
-
"name": "stdout",
|
10 |
-
"output_type": "stream",
|
11 |
-
"text": [
|
12 |
-
"Epoch 1/10\n",
|
13 |
-
"\u001b[1m7964/7964\u001b[0m \u001b[32mββββββββββββββββββββ\u001b[0m\u001b[37m\u001b[0m \u001b[1m383s\u001b[0m 48ms/step - accuracy: 0.7637 - loss: 0.4815 - val_accuracy: 0.8195 - val_loss: 0.3929 - learning_rate: 0.0010\n",
|
14 |
-
"Epoch 2/10\n",
|
15 |
-
"\u001b[1m7964/7964\u001b[0m \u001b[32mββββββββββββββββββββ\u001b[0m\u001b[37m\u001b[0m \u001b[1m360s\u001b[0m 45ms/step - accuracy: 0.8561 - loss: 0.3267 - val_accuracy: 0.8256 - val_loss: 0.3854 - learning_rate: 0.0010\n",
|
16 |
-
"Epoch 3/10\n",
|
17 |
-
"\u001b[1m7964/7964\u001b[0m \u001b[32mββββββββββββββββββββ\u001b[0m\u001b[37m\u001b[0m \u001b[1m373s\u001b[0m 47ms/step - accuracy: 0.8937 - loss: 0.2503 - val_accuracy: 0.8250 - val_loss: 0.4444 - learning_rate: 0.0010\n",
|
18 |
-
"Epoch 4/10\n",
|
19 |
-
"\u001b[1m7964/7964\u001b[0m \u001b[32mββββββββββββββββββββ\u001b[0m\u001b[37m\u001b[0m \u001b[1m377s\u001b[0m 47ms/step - accuracy: 0.9269 - loss: 0.1794 - val_accuracy: 0.8173 - val_loss: 0.4580 - learning_rate: 0.0010\n",
|
20 |
-
"Epoch 5/10\n",
|
21 |
-
"\u001b[1m7964/7964\u001b[0m \u001b[32mββββββββββββββββββββ\u001b[0m\u001b[37m\u001b[0m \u001b[1m385s\u001b[0m 48ms/step - accuracy: 0.9496 - loss: 0.1284 - val_accuracy: 0.8147 - val_loss: 0.5704 - learning_rate: 0.0010\n",
|
22 |
-
"\u001b[1m2213/2213\u001b[0m \u001b[32mββββββββββββββββββββ\u001b[0m\u001b[37m\u001b[0m \u001b[1m20s\u001b[0m 9ms/step - accuracy: 0.8228 - loss: 0.3848\n",
|
23 |
-
"Test Accuracy: 0.8214734792709351\n",
|
24 |
-
"\u001b[1m2213/2213\u001b[0m \u001b[32mββββββββββββββββββββ\u001b[0m\u001b[37m\u001b[0m \u001b[1m24s\u001b[0m 11ms/step\n",
|
25 |
-
"\n",
|
26 |
-
"Classification Report:\n",
|
27 |
-
" precision recall f1-score support\n",
|
28 |
-
"\n",
|
29 |
-
" 0 0.84 0.90 0.87 46733\n",
|
30 |
-
" 1 0.77 0.68 0.72 24052\n",
|
31 |
-
"\n",
|
32 |
-
" accuracy 0.82 70785\n",
|
33 |
-
" macro avg 0.81 0.79 0.79 70785\n",
|
34 |
-
"weighted avg 0.82 0.82 0.82 70785\n",
|
35 |
-
"\n",
|
36 |
-
"\n",
|
37 |
-
"Confusion Matrix:\n",
|
38 |
-
"[[41892 4841]\n",
|
39 |
-
" [ 7796 16256]]\n"
|
40 |
-
]
|
41 |
-
}
|
42 |
-
],
|
43 |
-
"source": [
|
44 |
-
"import numpy as np\n",
|
45 |
-
"import pandas as pd\n",
|
46 |
-
"from tensorflow.keras.preprocessing.text import Tokenizer\n",
|
47 |
-
"from tensorflow.keras.preprocessing.sequence import pad_sequences\n",
|
48 |
-
"from tensorflow.keras.models import Sequential\n",
|
49 |
-
"from tensorflow.keras.layers import Embedding, LSTM, Dense, Dropout\n",
|
50 |
-
"from tensorflow.keras.utils import to_categorical\n",
|
51 |
-
"from sklearn.model_selection import train_test_split\n",
|
52 |
-
"from sklearn.preprocessing import LabelEncoder\n",
|
53 |
-
"from sklearn.metrics import classification_report, confusion_matrix\n",
|
54 |
-
"from tensorflow.keras.callbacks import ReduceLROnPlateau, TensorBoard, EarlyStopping\n",
|
55 |
-
"\n",
|
56 |
-
"# load data\n",
|
57 |
-
"df = pd.read_csv('combined_data.csv')\n",
|
58 |
-
"\n",
|
59 |
-
"# Tokenize the text\n",
|
60 |
-
"tokenizer = Tokenizer()\n",
|
61 |
-
"tokenizer.fit_on_texts(df['title'])\n",
|
62 |
-
"X = tokenizer.texts_to_sequences(df['title'])\n",
|
63 |
-
"X = pad_sequences(X)\n",
|
64 |
-
"\n",
|
65 |
-
"# Encode the target variable\n",
|
66 |
-
"encoder = LabelEncoder()\n",
|
67 |
-
"y = encoder.fit_transform(df['source'])\n",
|
68 |
-
"y = to_categorical(y)\n",
|
69 |
-
"\n",
|
70 |
-
"# Split the data\n",
|
71 |
-
"X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42)\n",
|
72 |
-
"\n",
|
73 |
-
"# Build the LSTM model\n",
|
74 |
-
"model = Sequential()\n",
|
75 |
-
"model.add(Embedding(len(tokenizer.word_index) + 1, 128))\n",
|
76 |
-
"model.add(LSTM(128, return_sequences=True))\n",
|
77 |
-
"model.add(Dropout(0.5))\n",
|
78 |
-
"model.add(LSTM(64))\n",
|
79 |
-
"model.add(Dropout(0.5))\n",
|
80 |
-
"model.add(Dense(len(encoder.classes_), activation='softmax'))\n",
|
81 |
-
"model.compile(optimizer='adam', loss='categorical_crossentropy', metrics=['accuracy'])\n",
|
82 |
-
"\n",
|
83 |
-
"# Learning rate scheduler\n",
|
84 |
-
"lr_scheduler = ReduceLROnPlateau(monitor='val_loss', factor=0.5, patience=3, min_lr=1e-5)\n",
|
85 |
-
"\n",
|
86 |
-
"# TensorBoard callback for logging\n",
|
87 |
-
"tensorboard_callback = TensorBoard(log_dir='./logs', histogram_freq=1)\n",
|
88 |
-
"\n",
|
89 |
-
"# Early stopping to prevent overfitting\n",
|
90 |
-
"early_stopping = EarlyStopping(monitor='val_loss', patience=3, restore_best_weights=True)\n",
|
91 |
-
"\n",
|
92 |
-
"# Train the model with callbacks\n",
|
93 |
-
"model.fit(X_train, y_train, epochs=10, batch_size=32, validation_split=0.1, \n",
|
94 |
-
" callbacks=[lr_scheduler, tensorboard_callback, early_stopping])\n",
|
95 |
-
"\n",
|
96 |
-
"# Evaluate the model\n",
|
97 |
-
"loss, accuracy = model.evaluate(X_test, y_test)\n",
|
98 |
-
"print(f\"Test Accuracy: {accuracy}\")\n",
|
99 |
-
"\n",
|
100 |
-
"# Predictions and evaluation\n",
|
101 |
-
"y_pred = model.predict(X_test)\n",
|
102 |
-
"y_pred_classes = y_pred.argmax(axis=1)\n",
|
103 |
-
"y_test_classes = y_test.argmax(axis=1)\n",
|
104 |
-
"\n",
|
105 |
-
"print(\"\\nClassification Report:\")\n",
|
106 |
-
"print(classification_report(y_test_classes, y_pred_classes))\n",
|
107 |
-
"\n",
|
108 |
-
"print(\"\\nConfusion Matrix:\")\n",
|
109 |
-
"print(confusion_matrix(y_test_classes, y_pred_classes))\n"
|
110 |
-
]
|
111 |
-
},
|
112 |
-
{
|
113 |
-
"cell_type": "code",
|
114 |
-
"execution_count": 6,
|
115 |
-
"metadata": {},
|
116 |
-
"outputs": [
|
117 |
-
{
|
118 |
-
"name": "stderr",
|
119 |
-
"output_type": "stream",
|
120 |
-
"text": [
|
121 |
-
"WARNING:absl:You are saving your model as an HDF5 file via `model.save()` or `keras.saving.save_model(model)`. This file format is considered legacy. We recommend using instead the native Keras format, e.g. `model.save('my_model.keras')` or `keras.saving.save_model(model, 'my_model.keras')`. \n"
|
122 |
-
]
|
123 |
-
}
|
124 |
-
],
|
125 |
-
"source": [
|
126 |
-
"# save model\n",
|
127 |
-
"model.save('news_classifier.h5')\n",
|
128 |
-
"\n",
|
129 |
-
"# save tokenizer\n",
|
130 |
-
"import pickle\n",
|
131 |
-
"with open('tokenizer.pickle', 'wb') as handle:\n",
|
132 |
-
" pickle.dump(tokenizer, handle, protocol=pickle.HIGHEST_PROTOCOL)\n",
|
133 |
-
" \n",
|
134 |
-
"# save encoder\n",
|
135 |
-
"with open('encoder.pickle', 'wb') as handle:\n",
|
136 |
-
" pickle.dump(encoder, handle, protocol=pickle.HIGHEST_PROTOCOL)\n"
|
137 |
-
]
|
138 |
-
},
|
139 |
-
{
|
140 |
-
"cell_type": "code",
|
141 |
-
"execution_count": 14,
|
142 |
-
"metadata": {},
|
143 |
-
"outputs": [],
|
144 |
-
"source": [
|
145 |
-
"# deploy the model\n",
|
146 |
-
"# user give the title and the model will predict the source\n",
|
147 |
-
"# Load the model and tokenizer\n",
|
148 |
-
"from tensorflow.keras.models import load_model\n",
|
149 |
-
"import pickle\n",
|
150 |
-
"\n",
|
151 |
-
"# Load the tokenizer\n",
|
152 |
-
"with open('tokenizer.pickle', 'rb') as handle:\n",
|
153 |
-
" tokenizer = pickle.load(handle)\n",
|
154 |
-
"\n",
|
155 |
-
"# Load the encoder\n",
|
156 |
-
"with open('encoder.pickle', 'rb') as handle:\n",
|
157 |
-
" encoder = pickle.load(handle)\n",
|
158 |
-
"\n",
|
159 |
-
"\n",
|
160 |
-
"def predict_source(title):\n",
|
161 |
-
" # Load the model\n",
|
162 |
-
" model = load_model('news_classifier.h5')\n",
|
163 |
-
" # Tokenize the input\n",
|
164 |
-
" X = tokenizer.texts_to_sequences([title])\n",
|
165 |
-
" X = pad_sequences(X)\n",
|
166 |
-
" # Predict the source\n",
|
167 |
-
" y_pred = model.predict(X)\n",
|
168 |
-
" source = encoder.inverse_transform(y_pred.argmax(axis=1))\n",
|
169 |
-
" return source[0]"
|
170 |
-
]
|
171 |
-
},
|
172 |
-
{
|
173 |
-
"cell_type": "code",
|
174 |
-
"execution_count": 26,
|
175 |
-
"metadata": {},
|
176 |
-
"outputs": [
|
177 |
-
{
|
178 |
-
"name": "stderr",
|
179 |
-
"output_type": "stream",
|
180 |
-
"text": [
|
181 |
-
"WARNING:absl:Compiled the loaded model, but the compiled metrics have yet to be built. `model.compile_metrics` will be empty until you train or evaluate the model.\n"
|
182 |
-
]
|
183 |
-
},
|
184 |
-
{
|
185 |
-
"name": "stdout",
|
186 |
-
"output_type": "stream",
|
187 |
-
"text": [
|
188 |
-
"\u001b[1m1/1\u001b[0m \u001b[32mββββββββββββββββββββ\u001b[0m\u001b[37m\u001b[0m \u001b[1m0s\u001b[0m 109ms/step\n",
|
189 |
-
"Predicted Source: foxnews\n"
|
190 |
-
]
|
191 |
-
}
|
192 |
-
],
|
193 |
-
"source": [
|
194 |
-
"# Test the function\n",
|
195 |
-
"# user input\n",
|
196 |
-
"title = input(\"Enter the title: \")\n",
|
197 |
-
"source = predict_source(title)\n",
|
198 |
-
"print(f\"Predicted Source: {source}\")"
|
199 |
-
]
|
200 |
-
}
|
201 |
-
],
|
202 |
-
"metadata": {
|
203 |
-
"kernelspec": {
|
204 |
-
"display_name": "base",
|
205 |
-
"language": "python",
|
206 |
-
"name": "python3"
|
207 |
-
},
|
208 |
-
"language_info": {
|
209 |
-
"codemirror_mode": {
|
210 |
-
"name": "ipython",
|
211 |
-
"version": 3
|
212 |
-
},
|
213 |
-
"file_extension": ".py",
|
214 |
-
"mimetype": "text/x-python",
|
215 |
-
"name": "python",
|
216 |
-
"nbconvert_exporter": "python",
|
217 |
-
"pygments_lexer": "ipython3",
|
218 |
-
"version": "3.12.4"
|
219 |
-
}
|
220 |
-
},
|
221 |
-
"nbformat": 4,
|
222 |
-
"nbformat_minor": 2
|
223 |
-
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
main.ipynb
DELETED
The diff for this file is too large to render.
See raw diff
|
|
vectorizer.pkl
DELETED
@@ -1,3 +0,0 @@
|
|
1 |
-
version https://git-lfs.github.com/spec/v1
|
2 |
-
oid sha256:0c379aaf596d44439b4330c4f89e3813e734dea7867b4b5fd9065c547161e552
|
3 |
-
size 900222
|
|
|
|
|
|
|
|