Mike Gold

Track Objects in Blender with SAM 3D AI

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Blender

Posted on X by KeenTools New tutorial: GeoTracker for Blender x SAM 3D

Track objects using a 3D model generated from a single image with Meta’s SAM 3D AI model. Ideal when no pre-made model is available.

https:// youtube.com/watch?v=k4xifa 0GTCg …

https://www.youtube.com/watch?v=k4xifa0GTCg

GeoTracker for Blender x SAM 3D Research Notes

Overview

The tutorial "GeoTracker for Blender x SAM 3D" demonstrates how to track objects using a 3D model generated from a single image leveraging Meta's SAM 3D AI technology. This integration is particularly useful when pre-made models are unavailable, offering a seamless workflow between Blender and SAM 3D.

Technical Analysis

SAM 3D, developed by Meta, is an advanced AI model designed to auto-select and generate 3D object models from still images (Result #2). The tutorial highlights the integration of GeoTracker within Blender, enabling real-time tracking of objects without prior modeling. According to Result #5, this approach enhances efficiency in animation and virtual production by automating 3D model creation.

The process involves importing SAM 3D models into Blender's GeoTracker, which aligns the generated 3D data with camera tracking to ensure accurate object placement. This method is particularly advantageous for dynamic scenes where manual modeling would be time-consuming (Result #1).

Implementation Details

  • Tools and Frameworks: Blender, GeoTracker add-on, Meta's SAM 3D AI model.
  • Workflow:
    • Use SAM 3D to generate a 3D object model from an image.
    • Import the model into Blender with GeoTracker for tracking (Result #1).
    • The tutorial by Keen Tools on X provides step-by-step guidance on setup and integration.
  • SAM 3D vs. Mask R-CNN: While SAM focuses on 3D object generation, technologies like Mask R-CNN are used for 2D instance segmentation. The Reddit discussion (Result #4) highlights SAM's superiority in 3D modeling from images.
  • Applications: The LinkedIn post ([Result #5]) emphasizes SAM 3D's role in AR/VR and real-time tracking, aligning with Meta's broader AI initiatives.

Key Takeaways

This structured approach provides a comprehensive understanding of the tutorial's content, leveraging the provided search results effectively.

Further Research

Here is the 'Further Reading' section based on the provided search results:

  • SAM 3D Models for Object Tracking – GeoTracker for Blender Tutorial: YouTube link
  • SAM 3D - AI at Meta: Meta AI page
  • New tutorial: GeoTracker for Blender x SAM 3D Track objects using a 3D ...: X (Twitter) link
  • Meta just dropped SAM 3D, you can auto select any object in still image ...: Reddit link
  • GeoTracker x SAM 3D | KeenTools - LinkedIn: LinkedIn post
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