Hmm tfjs does use the gpu, and there are plenty of small models for posenet to run fast on mobile. Maybe this is an old version. (Or maybe the bottleneck is in

Hmm tfjs does use the gpu, and there are plenty of small models for posenet to run fast on mobile. Maybe this is an old version. (Or maybe the bottleneck is in the face or svg stuff) But to answer your question, yeah it could be faster (everything could be faster given enough time! :)