Update notebooks

examples/extract_preprocess_frames.py

@@ -13,9 +13,9 @@ os.environ["OPENCV_FFMPEG_READ_ATTEMPTS"] = "50000"
 video_path = "path/to/video.mp4"
 output_dir = "outputs/preprocessed"
 
-frame_interval = 30          # Extract every nth frame
+frame_interval = 60          # Extract every nth frame
 zoom_level = 5.0             # 5x zoom -> crop 1/5 of original frame, then resize to 640x640
-crops_per_frame = 100        # Number of random crops per extracted frame
+crops_per_frame = 10         # Number of random crops per extracted frame
 manual_crop = False          # If True, use one fixed crop position instead of random crops
 crop_x_center = 0.5          # Manual crop center X (relative: 0.0 to 1.0)
 crop_y_center = 0.5          # Manual crop center Y (relative: 0.0 to 1.0)