🚀 BẮT ĐẦU HUẤN LUYỆN MÔ HÌNH CNN (GPU & CACHE)
Initializing FeatureExtractor (mode=extended)...
📦 Đang load cache: training_data_507bd2ba4ec0d3fe107839cbf73a7a7d.joblib...
✅ Loaded 632 samples từ cache!
   ⚡ Đã bỏ qua download위성 data (tiết kiệm thời gian)
[CACHE HIT] Using cached dataset with 632 samples
Training CNN model...
Building CNN model on cuda...
Training CNN model with PyTorch...
CNN Epoch 10/15, Loss: 1.2171
Evaluating model...
Generating classification report...
Saving model...
[MODEL MANAGER] Saving model to: model_train/model_cnn_auto.joblib
[MODEL MANAGER] Saving metadata to: model_train/model_cnn_auto_info.json
[MODEL MANAGER] Model saved successfully!
Training complete!
✅ Hoàn thành! Accuracy: 0.5748