Delete BacterialMorphologyClassification_model.pth.ipynb
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BacterialMorphologyClassification_model.pth.ipynb
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{
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"nbformat": 4,
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"nbformat_minor": 0,
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"metadata": {
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"colab": {
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"provenance": [],
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"gpuType": "T4"
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},
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"kernelspec": {
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"name": "python3",
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"display_name": "Python 3"
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},
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"language_info": {
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"name": "python"
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},
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"accelerator": "GPU"
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},
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"cells": [
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"id": "AV-1n4EQ4zoM"
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},
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"outputs": [],
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"source": [
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"import tensorflow as tf\n",
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"from tensorflow.keras.preprocessing.image import ImageDataGenerator\n",
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"import pandas as pd\n",
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"import os"
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]
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},
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{
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"cell_type": "code",
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"source": [
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"#Create an instance of ImageDataGenerator\n",
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"train_datagen = ImageDataGenerator(rescale=1./255)\n",
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"val_datagen = ImageDataGenerator(rescale=1./255)\n",
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"class_labels = {'cocci': 0, 'bacilli': 1, 'spirilla': 2}\n",
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"\n",
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"# Load training data from the 'train' folder\n",
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"# Each subfolder (bacilli, cocci, spirilla) represents a class\n",
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"train_data = train_datagen.flow_from_directory(\n",
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" '/content/drive/MyDrive/Bacterial Classification/train', # Path to the train folder\n",
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" target_size=(224, 224), # Resize all images to 224x224\n",
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" batch_size=32, # Number of images per batch\n",
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" class_mode='categorical', # Multi-class classification\n",
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" classes=class_labels # Explicit class mapping\n",
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"\n",
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")\n",
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"\n",
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"# Load validation data from the 'validation' folder\n",
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"# Each subfolder (bacilli, cocci, spirilla) represents a class\n",
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"val_data = val_datagen.flow_from_directory(\n",
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" '/content/drive/MyDrive/Bacterial Classification/validation',# Path to the validation folder\n",
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" target_size=(224, 224),\n",
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" batch_size=32,\n",
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" class_mode='categorical',\n",
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" classes=class_labels\n",
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"\n",
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")\n",
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"\n",
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"# Check class mappings\n",
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"print(\"Training Class Indices:\", train_data.class_indices)\n",
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"print(\"Validation Class Indices:\", val_data.class_indices)\n"
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],
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"metadata": {
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"id": "JoFVIVmJTVPX"
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},
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"execution_count": null,
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"outputs": []
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},
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{
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"cell_type": "code",
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"source": [
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"from tensorflow.keras.applications import MobileNetV2\n",
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"from tensorflow.keras.layers import GlobalAveragePooling2D\n",
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"from tensorflow.keras.optimizers import Adam\n",
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"from tensorflow.keras.callbacks import EarlyStopping\n",
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"\n",
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"base_model = MobileNetV2(weights='imagenet', include_top=False, input_shape=(224, 224, 3))\n",
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"base_model.trainable = False # Freeze the base model\n",
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"\n",
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"model = tf.keras.Sequential([\n",
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" base_model,\n",
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" GlobalAveragePooling2D(),\n",
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" tf.keras.layers.Dense(128, activation='relu'),\n",
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" tf.keras.layers.Dropout(0.5),\n",
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" tf.keras.layers.Dense(3, activation='softmax')\n",
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"])\n",
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"\n",
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"model.compile(\n",
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" optimizer=Adam(learning_rate=0.0001), # Lower learning rate\n",
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" loss='categorical_crossentropy',\n",
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" metrics=['accuracy']\n",
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")\n",
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"early_stopping = EarlyStopping(\n",
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" monitor='val_loss',\n",
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" patience=3,\n",
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" restore_best_weights=True\n",
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")\n",
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"# Train the model\n",
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"history = model.fit(\n",
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" train_data,\n",
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" validation_data=val_data,\n",
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" epochs=50, # Allow more epochs but stop early if needed\n",
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" callbacks=[early_stopping]\n",
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")\n",
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"\n",
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"\n",
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"# Evaluate the model on the validation dataset\n",
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"val_loss, val_accuracy = model.evaluate(val_data)\n",
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"print(f\"Validation Loss: {val_loss}\")\n",
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"print(f\"Validation Accuracy: {val_accuracy}\")"
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],
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"metadata": {
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"colab": {
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"base_uri": "https://localhost:8080/"
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},
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"id": "2PYZtsrhVGjZ",
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"outputId": "9d6cef82-2302-48f3-dab6-c7406711c331"
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},
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"execution_count": null,
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"outputs": [
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{
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"output_type": "stream",
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"name": "stdout",
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"text": [
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"Epoch 1/50\n"
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]
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},
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{
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"output_type": "stream",
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"name": "stderr",
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"text": [
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"/usr/local/lib/python3.10/dist-packages/keras/src/trainers/data_adapters/py_dataset_adapter.py:122: UserWarning: Your `PyDataset` class should call `super().__init__(**kwargs)` in its constructor. `**kwargs` can include `workers`, `use_multiprocessing`, `max_queue_size`. Do not pass these arguments to `fit()`, as they will be ignored.\n",
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" self._warn_if_super_not_called()\n"
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]
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},
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{
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"output_type": "stream",
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"name": "stdout",
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"text": [
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m136s\u001b[0m 7s/step - accuracy: 0.3350 - loss: 1.6972 - val_accuracy: 0.3417 - val_loss: 1.3020\n",
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"Epoch 2/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 182ms/step - accuracy: 0.3816 - loss: 1.3227 - val_accuracy: 0.4750 - val_loss: 1.1209\n",
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"Epoch 3/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m6s\u001b[0m 223ms/step - accuracy: 0.5357 - loss: 0.9564 - val_accuracy: 0.5583 - val_loss: 1.0034\n",
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"Epoch 4/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 175ms/step - accuracy: 0.5961 - loss: 0.8981 - val_accuracy: 0.5667 - val_loss: 0.9151\n",
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"Epoch 5/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 226ms/step - accuracy: 0.5730 - loss: 0.9111 - val_accuracy: 0.5833 - val_loss: 0.8556\n",
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"Epoch 6/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 184ms/step - accuracy: 0.7188 - loss: 0.6853 - val_accuracy: 0.6333 - val_loss: 0.8078\n",
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"Epoch 7/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 218ms/step - accuracy: 0.7019 - loss: 0.6919 - val_accuracy: 0.6750 - val_loss: 0.7685\n",
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"Epoch 8/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 236ms/step - accuracy: 0.7730 - loss: 0.5996 - val_accuracy: 0.6833 - val_loss: 0.7381\n",
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"Epoch 9/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 203ms/step - accuracy: 0.7472 - loss: 0.5987 - val_accuracy: 0.6500 - val_loss: 0.7141\n",
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"Epoch 10/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 196ms/step - accuracy: 0.7470 - loss: 0.6248 - val_accuracy: 0.6833 - val_loss: 0.6917\n",
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"Epoch 11/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 223ms/step - accuracy: 0.7687 - loss: 0.5358 - val_accuracy: 0.6833 - val_loss: 0.6693\n",
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"Epoch 12/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 176ms/step - accuracy: 0.8054 - loss: 0.4860 - val_accuracy: 0.6917 - val_loss: 0.6535\n",
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"Epoch 13/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 196ms/step - accuracy: 0.8217 - loss: 0.4857 - val_accuracy: 0.6833 - val_loss: 0.6379\n",
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"Epoch 14/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 245ms/step - accuracy: 0.8586 - loss: 0.4347 - val_accuracy: 0.7000 - val_loss: 0.6292\n",
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"Epoch 15/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 204ms/step - accuracy: 0.8516 - loss: 0.3888 - val_accuracy: 0.7083 - val_loss: 0.6151\n",
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"Epoch 16/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 191ms/step - accuracy: 0.8199 - loss: 0.4157 - val_accuracy: 0.7333 - val_loss: 0.6084\n",
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"Epoch 17/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m6s\u001b[0m 228ms/step - accuracy: 0.8377 - loss: 0.4106 - val_accuracy: 0.7250 - val_loss: 0.5958\n",
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"Epoch 18/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 221ms/step - accuracy: 0.9195 - loss: 0.3326 - val_accuracy: 0.7250 - val_loss: 0.5859\n",
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"Epoch 19/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 234ms/step - accuracy: 0.8840 - loss: 0.3327 - val_accuracy: 0.7083 - val_loss: 0.5821\n",
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"Epoch 20/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 207ms/step - accuracy: 0.8947 - loss: 0.3532 - val_accuracy: 0.7333 - val_loss: 0.5776\n",
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"Epoch 21/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 201ms/step - accuracy: 0.9053 - loss: 0.2998 - val_accuracy: 0.7417 - val_loss: 0.5665\n",
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"Epoch 22/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 209ms/step - accuracy: 0.9031 - loss: 0.3000 - val_accuracy: 0.7417 - val_loss: 0.5620\n",
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"Epoch 23/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 185ms/step - accuracy: 0.8956 - loss: 0.2904 - val_accuracy: 0.7333 - val_loss: 0.5560\n",
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"Epoch 24/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 186ms/step - accuracy: 0.9194 - loss: 0.2869 - val_accuracy: 0.7417 - val_loss: 0.5498\n",
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"Epoch 25/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 250ms/step - accuracy: 0.9128 - loss: 0.2674 - val_accuracy: 0.7333 - val_loss: 0.5458\n",
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"Epoch 26/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 201ms/step - accuracy: 0.9213 - loss: 0.2319 - val_accuracy: 0.7333 - val_loss: 0.5432\n",
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"Epoch 27/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 189ms/step - accuracy: 0.9412 - loss: 0.2338 - val_accuracy: 0.7500 - val_loss: 0.5397\n",
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"Epoch 28/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m6s\u001b[0m 259ms/step - accuracy: 0.9427 - loss: 0.2247 - val_accuracy: 0.7500 - val_loss: 0.5345\n",
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"Epoch 29/50\n",
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"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 195ms/step - accuracy: 0.9304 - loss: 0.2206 - val_accuracy: 0.7500 - val_loss: 0.5316\n",
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"Epoch 30/50\n",
|
202 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 201ms/step - accuracy: 0.9419 - loss: 0.2098 - val_accuracy: 0.7500 - val_loss: 0.5289\n",
|
203 |
-
"Epoch 31/50\n",
|
204 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 248ms/step - accuracy: 0.9420 - loss: 0.1824 - val_accuracy: 0.7500 - val_loss: 0.5273\n",
|
205 |
-
"Epoch 32/50\n",
|
206 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 198ms/step - accuracy: 0.9590 - loss: 0.1871 - val_accuracy: 0.7500 - val_loss: 0.5244\n",
|
207 |
-
"Epoch 33/50\n",
|
208 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 223ms/step - accuracy: 0.9613 - loss: 0.1816 - val_accuracy: 0.7417 - val_loss: 0.5233\n",
|
209 |
-
"Epoch 34/50\n",
|
210 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m6s\u001b[0m 258ms/step - accuracy: 0.9629 - loss: 0.1428 - val_accuracy: 0.7417 - val_loss: 0.5217\n",
|
211 |
-
"Epoch 35/50\n",
|
212 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 167ms/step - accuracy: 0.9606 - loss: 0.1835 - val_accuracy: 0.7583 - val_loss: 0.5231\n",
|
213 |
-
"Epoch 36/50\n",
|
214 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 234ms/step - accuracy: 0.9366 - loss: 0.1920 - val_accuracy: 0.7500 - val_loss: 0.5246\n",
|
215 |
-
"Epoch 37/50\n",
|
216 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m6s\u001b[0m 238ms/step - accuracy: 0.9464 - loss: 0.1747 - val_accuracy: 0.7583 - val_loss: 0.5184\n",
|
217 |
-
"Epoch 38/50\n",
|
218 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 187ms/step - accuracy: 0.9601 - loss: 0.1621 - val_accuracy: 0.7583 - val_loss: 0.5132\n",
|
219 |
-
"Epoch 39/50\n",
|
220 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 184ms/step - accuracy: 0.9691 - loss: 0.1530 - val_accuracy: 0.7583 - val_loss: 0.5097\n",
|
221 |
-
"Epoch 40/50\n",
|
222 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 207ms/step - accuracy: 0.9655 - loss: 0.1480 - val_accuracy: 0.7667 - val_loss: 0.5113\n",
|
223 |
-
"Epoch 41/50\n",
|
224 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m4s\u001b[0m 184ms/step - accuracy: 0.9671 - loss: 0.1483 - val_accuracy: 0.7583 - val_loss: 0.5122\n",
|
225 |
-
"Epoch 42/50\n",
|
226 |
-
"\u001b[1m12/12\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m5s\u001b[0m 207ms/step - accuracy: 0.9775 - loss: 0.1268 - val_accuracy: 0.7583 - val_loss: 0.5124\n",
|
227 |
-
"\u001b[1m4/4\u001b[0m \u001b[32m━━━━━━━━━━━━━━━━━━━━\u001b[0m\u001b[37m\u001b[0m \u001b[1m1s\u001b[0m 284ms/step - accuracy: 0.7763 - loss: 0.4887\n",
|
228 |
-
"Validation Loss: 0.509696900844574\n",
|
229 |
-
"Validation Accuracy: 0.7583333253860474\n"
|
230 |
-
]
|
231 |
-
}
|
232 |
-
]
|
233 |
-
},
|
234 |
-
{
|
235 |
-
"cell_type": "code",
|
236 |
-
"source": [
|
237 |
-
"import os\n",
|
238 |
-
"import numpy as np\n",
|
239 |
-
"import pandas as pd\n",
|
240 |
-
"import tensorflow as tf\n",
|
241 |
-
"from tensorflow.keras.utils import load_img, img_to_array\n",
|
242 |
-
"\n",
|
243 |
-
"# Load the file containing test image names\n",
|
244 |
-
"test_images = pd.read_csv('/content/drive/MyDrive/Bacterial Classification/test_filenames.txt', header=None)\n",
|
245 |
-
"test_images.columns = ['Image Name']\n",
|
246 |
-
"\n",
|
247 |
-
"# Path to the test folder containing the images\n",
|
248 |
-
"test_dir = '/content/drive/MyDrive/Bacterial Classification/test'\n",
|
249 |
-
"\n",
|
250 |
-
"# Placeholder for predictions\n",
|
251 |
-
"predictions = []\n",
|
252 |
-
"\n",
|
253 |
-
"# Process each image and predict\n",
|
254 |
-
"for img_name in test_images['Image Name']:\n",
|
255 |
-
" # Construct the full path to the image\n",
|
256 |
-
" img_path = os.path.join(test_dir, img_name)\n",
|
257 |
-
"\n",
|
258 |
-
" # Load and preprocess the image\n",
|
259 |
-
" img = load_img(img_path, target_size=(224, 224)) # Resize image to match the model's input size\n",
|
260 |
-
" img_array = img_to_array(img) / 255.0 # Normalize pixel values\n",
|
261 |
-
" img_array = np.expand_dims(img_array, axis=0) # Add batch dimension\n",
|
262 |
-
"\n",
|
263 |
-
" # Make a prediction using the trained model\n",
|
264 |
-
" prediction = model.predict(img_array, verbose=0) # Suppress verbose output\n",
|
265 |
-
" predictions.append(prediction.argmax()) # Append the predicted class index (0, 1, 2)\n",
|
266 |
-
"\n",
|
267 |
-
"# Add predictions to the DataFrame\n",
|
268 |
-
"test_images['Predicted Class'] = predictions"
|
269 |
-
],
|
270 |
-
"metadata": {
|
271 |
-
"id": "Wy-i6rizMrt9"
|
272 |
-
},
|
273 |
-
"execution_count": null,
|
274 |
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|
275 |
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},
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276 |
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{
|
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"cell_type": "code",
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"source": [
|
279 |
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|
280 |
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],
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281 |
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|
282 |
-
"colab": {
|
283 |
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"base_uri": "https://localhost:8080/"
|
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