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| import pandas as pd | |
| import numpy as np | |
| import cv2 | |
| import joblib | |
| from sklearnex.ensemble import RandomForestRegressor | |
| from sklearnex import patch_sklearn | |
| from sklearn.model_selection import train_test_split | |
| from sklearn.metrics import mean_squared_error | |
| from sklearn.preprocessing import StandardScaler | |
| patch_sklearn() | |
| df = pd.read_csv('dataset.csv') | |
| def extract_green_density(image_path): | |
| img = cv2.imread(image_path) | |
| hsv = cv2.cvtColor(img, cv2.COLOR_BGR2HSV) | |
| green_channel = hsv[:, :, 0] | |
| green_channel = green_channel[(green_channel >= 40) & (green_channel <= 80)] | |
| green_density = np.mean(green_channel) if green_channel.size > 0 else 0 | |
| return green_density | |
| def calculate_deforestation_percentage(green_density): | |
| max_green_density = 100 | |
| return max(0, 100 - (green_density / max_green_density * 100)) | |
| df['green_density'] = df['filename'].apply(lambda x: extract_green_density(x.replace('train\\', 'train/'))) | |
| df['deforestation_percentage'] = df['green_density'].apply(calculate_deforestation_percentage) | |
| X = df[['green_density']] | |
| y = df['deforestation_percentage'] | |
| X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42) | |
| scaler = StandardScaler() | |
| X_train_scaled = scaler.fit_transform(X_train) | |
| X_test_scaled = scaler.transform(X_test) | |
| regressor = RandomForestRegressor(n_estimators=100, random_state=42) | |
| regressor.fit(X_train_scaled, y_train) | |
| y_pred = regressor.predict(X_test_scaled) | |
| mse = mean_squared_error(y_test, y_pred) | |
| print(f'Mean Squared Error: {mse:.3f}') | |
| joblib.dump(regressor, 'deforestation_percentage_model_intel_1.joblib') | |