# 2022/06 - Invariant 3D Object Recognition Part 1

**URL:** <https://forum.thousandbrains.org/t/2022-06-invariant-3d-object-recognition-part-1/469>\
**Category:** Video Discussions\
**Tags:** archive-video\
**Created:** [February 28, 2025, 9:47pm UTC](https://forum.thousandbrains.org/t/2022-06-invariant-3d-object-recognition-part-1/469 "2025-02-28T21:47:18Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![brainwaves](https://yyz2.discourse-cdn.com/flex034/user_avatar/forum.thousandbrains.org/brainwaves/32/3_2.png) [@brainwaves](https://forum.thousandbrains.org/u/brainwaves)\
**Post date:** [February 28, 2025, 9:47pm UTC](https://forum.thousandbrains.org/t/2022-06-invariant-3d-object-recognition-part-1/469/1 "2025-02-28T21:47:18Z")

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@nleadholm presents ideas about 3D object recognition in relation to grid cells and temporal memory, with a specific focus on rotational invariance.

[![](https://canada1.discourse-cdn.com/flex034/uploads/thousandbrains/original/1X/7325e4f0ef974ec63f47abd6c1c0e92787931104.jpeg "2022/06 - Invariant 3D Object Recognition Part 1") ](https://www.youtube.com/watch?v=zh-5uSAe6Fc)