AI Frontier Lectures

Nov 28, 2025 · Artificial Intelligence

How Meta’s SAM 3D Turns a Single Photo into Detailed 3D Models

Meta’s newly released SAM 3 and SAM 3D models enable single‑image 3D reconstruction and promptable segmentation, outperforming prior methods on benchmarks, introducing a shared perception encoder, a Presence Head to reduce hallucinations, and a two‑stage generation pipeline that produces high‑fidelity geometry and texture.