# Project : Full-layer V1 using HTM insights

**URL:** https://discourse.numenta.org/t/project-full-layer-v1-using-htm-insights/3771
**Category:** Engineering
**Created:** [April 12, 2018, 4:29pm UTC](https://discourse.numenta.org/t/project-full-layer-v1-using-htm-insights/3771 "2018-04-12T16:29:02Z")
**Posts on this page:** 1
**Showing post:** 15

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### Author: ![Bitking](https://yyz2.discourse-cdn.com/flex030/user_avatar/discourse.numenta.org/bitking/32/3099_2.png) [@Bitking](https://discourse.numenta.org/u/Bitking)
#### Post date: [April 15, 2018, 6:16am UTC](https://discourse.numenta.org/t/project-full-layer-v1-using-htm-insights/3771/15 "2018-04-15T06:16:51Z")

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> [@Gary\_Gaulin](#):
>
> Evidence I saw linked to from another (not sure where) topic in this forum indicated that for an animal like ourselves when terrain goes up as at the bottom of a cliff a 2D map is tilted to its angle.

I think you saw it here:

> [@Do head direction cells represent 2D or 3D direction?](https://discourse.numenta.org/t/do-head-direction-cells-represent-2d-or-3d-direction/3696/2):
>
> 2D. Grid cells on steeply sloping terrain - evidence for planar rather than volumetric encoding Neural encoding of large-scale three-dimensional space—properties and constraints Neuroscience: How Is Three-Dimensional Space Encoded in the Brain?

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