SAM 2¶
SAM 2 [20] extends SAM to video segmentation by introducing a memory mechanism that propagates object masks across frames. For image segmentation, SAM 2 retains the prompting interface of SAM v1 while offering improved mask quality and a streaming architecture.
See also
Segment Anything Model (SAM v1) — the original, image-only SAM prompting interface
TrackPy — a classical alternative for tracking particles across frames, without a memory mechanism
Image Segmentation — every other segmentation and tracking approach