Meta AI has released Segment Anything 2 (SAM 2), an advancement in image and video segmentation. The new model demonstrates improved accuracy and speed over its predecessor, SAM 1, and notably achieves effective video segmentation with significantly fewer interactions than previous methods. SAM 2 was developed using a demo-first approach, where the annotation tool was integrated into the demo, creating a virtuous cycle that accelerated data collection and improved model quality. AI
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RANK_REASON Release of a new open-source model with accompanying paper and dataset from a major AI lab.
