AI at Meta

AI at Meta

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Technical talks and updates from Meta AI and FAIR research teams

SAM 3: Building a Unified Model Architecture for Detection and Tracking
VideoDec 8, 2025

SAM 3: Building a Unified Model Architecture for Detection and Tracking

The video introduces SAM 3, Meta’s latest unified model that combines object detection and tracking within a single architecture. Built on the foundation of the SAM 2 segmentation model, SAM 3 employs two dedicated transformer modules—one for detecting object instances in individual frames...

By AI at Meta
Personalized Rehab with AI
VideoNov 26, 2025

Personalized Rehab with AI

Researchers at Carnegie Mellon are integrating advanced AI models such as Meta’s SAM 3D body with biomechanical motion-capture data to create personalized rehabilitation programs. By combining highly accurate lab-based motion capture with billions of everyday images of natural movement, the...

By AI at Meta
How AI Is Helping Animal Conservation | AI at Meta
VideoNov 24, 2025

How AI Is Helping Animal Conservation | AI at Meta

Meta and Conservation X Labs are deploying advanced AI — including SAM 3 and CM3 — to automate identification and behavioral monitoring of wildlife in camera-trap videos, enabling precise individual-level tracking rather than simple bounding boxes. The partners will release...

By AI at Meta
SAM 3D: Behind the Two-Model Design | AI at Meta
VideoNov 20, 2025

SAM 3D: Behind the Two-Model Design | AI at Meta

Meta's SAM 3D uses a two-model approach—one specialized for 3D human body reconstruction and a second generic model for 3D object reconstruction—to bring recognition and prior knowledge into areas where geometry-based methods fall short. The team borrowed preference optimization techniques...

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SAM 3: Under the Hood of the Data Engine | AI at Meta
VideoNov 20, 2025

SAM 3: Under the Hood of the Data Engine | AI at Meta

Meta’s SAM 3 introduces text prompting to its segmentation model, allowing users to input short phrases and have the model automatically find and segment objects. To scale annotated training data, Meta used fine-tuned LLaMA-based AI annotators that learned from human...

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Introducing Meta Segment Anything Model 3 (SAM 3): Unified Detection, Segmentation & Tracking
VideoNov 19, 2025

Introducing Meta Segment Anything Model 3 (SAM 3): Unified Detection, Segmentation & Tracking

Meta unveiled Segment Anything Model 3 (SAM 3), a unified model that combines detection, segmentation and tracking for images and video. Building on click prompting from previous versions, SAM 3 introduces text prompting and visual prompting to detect and segment...

By AI at Meta