# Understanding correct terminology

**URL:** <https://discourse.numenta.org/t/understanding-correct-terminology/5814>\
**Category:** HTM.Java\
**Tags:** question\
**Created:** [April 12, 2019, 12:38pm UTC](https://discourse.numenta.org/t/understanding-correct-terminology/5814 "2019-04-12T12:38:08Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![rhyolight](https://yyz2.discourse-cdn.com/flex030/user_avatar/discourse.numenta.org/rhyolight/32/3922_2.png) [@rhyolight](https://discourse.numenta.org/u/rhyolight)\
**Post date:** [April 12, 2019, 9:24pm UTC](https://discourse.numenta.org/t/understanding-correct-terminology/5814/4 "2019-04-12T21:24:07Z")

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> [@klokare](#):
>
> Is the reason Column is missing that it doesn’t make sense in the software modelling (or requires unnecessary complexity)?

You can use Layers to build your own cortical column structures. You can build multi-cortical column networks with this API. We have some examples in our research repos. See [2D Object Recognition Project - #14 by rhyolight](https://discourse.numenta.org/t/2d-object-recognition-project/5465/14).

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