Okay this is insane... WebGPU-accelerated semantic video tracking, powered by DINOv3 and Transformers.js! ๐คฏ Demo (+ source code): webml-community/DINOv3-video-tracking
This will revolutionize AI-powered video editors... which can now run 100% locally in your browser, no server inference required (costs $0)! ๐
How does it work? ๐ค 1๏ธโฃ Generate and cache image features for each frame 2๏ธโฃ Create a list of embeddings for selected patch(es) 3๏ธโฃ Compute cosine similarity between each patch and the selected patch(es) 4๏ธโฃ Highlight those whose score is above some threshold
... et voilร ! ๐ฅณ
You can also make selections across frames to improve temporal consistency! This is super useful if the object changes its appearance slightly throughout the video.