更多干货，欢迎加入国内首个具身智能全栈学习社区： 具身智能之心知识星球（戳我） ，这里包含所有你想要的! 沉默后爆发？ 编辑丨 机器之心 点击下方 卡片 ，关注" 具身智能之心 "公众号 >> 点击进入→ 具身 智能之心 技术交流群 深夜，Meta 有了重大更新，接连上线 SAM 3D、SAM 3（Segment Anything Model，SAM）。 其中，SAM 3D 是 SAM 系列的最新成员，它将人们对图像的 3D 理解带入通俗易懂的世界，其包含两个模型： 这两个模型都具备强大且稳定的 SOTA（业界领先）性能，能够将静态的 2D 图像转化为细致的 3D 重建结果。 SAM 3D Objects：支持物体与场景重建 SAM 3D Body：专注于人体形状与姿态估计 SAM 3 可通过文本、示例和视觉提示，对图像和视频中的物体进行检测、分割与跟踪。 作为本次发布的一部分，Meta 同步开放了 SAM 3D、SAM 3 的模型权重与推理代码。 此外，Meta 还推出了一个全新平台 Segment Anything Playground，通过该平台，用户能轻松体验 SAM 3D、SAM 3 的能力。 接下 ...

Core Insights - Meta has launched significant updates with the introduction of SAM 3D and SAM 3, enhancing the understanding of images in 3D [1][2] Group 1: SAM 3D Overview - SAM 3D is the latest addition to the SAM series, featuring two models that convert static 2D images into detailed 3D reconstructions [2][5] - SAM 3D Objects focuses on object and scene reconstruction, while SAM 3D Body specializes in human shape and pose estimation [5][28] - Meta has made the model weights and inference code for SAM 3D and SAM 3 publicly available [7] Group 2: SAM 3D Objects - SAM 3D Objects introduces a novel technical approach for robust and realistic 3D reconstruction and object pose estimation from a single natural image [11] - The model can generate detailed 3D shapes, textures, and scene layouts from everyday photos, overcoming challenges like small objects and occlusions [12][13] - Meta has annotated nearly 1 million images, generating approximately 3.14 million 3D meshes, leveraging a scalable data engine for efficient data collection [17][22] Group 3: SAM 3D Body - SAM 3D Body addresses the challenge of accurate human 3D pose and shape reconstruction from a single image, even in complex scenarios [28] - The model supports interactive input, allowing users to guide and control predictions for improved accuracy [29] - A high-quality training dataset of around 8 million images was created to enhance the model's performance across various 3D benchmarks [31] Group 4: SAM 3 Capabilities - SAM 3 introduces promptable concept segmentation, enabling the model to identify and segment instances of specific concepts based on text or example images [35] - The architecture of SAM 3 builds on previous AI advancements, utilizing Meta Perception Encoder for enhanced image recognition and object detection [37] - SAM 3 has achieved a twofold improvement in concept segmentation performance compared to existing models, with rapid inference times even for images with numerous detection targets [39]