# Extracting subset of directions

**URL:** https://community.mrtrix.org/t/extracting-subset-of-directions/498
**Category:** Uncategorized
**Created:** [October 9, 2016, 10:23pm UTC](https://community.mrtrix.org/t/extracting-subset-of-directions/498 "2016-10-09T22:23:41Z")
**Posts on this page:** 1
**Showing post:** 8

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### Author: ![ThijsDhollander](https://community.mrtrix.org/user_avatar/community.mrtrix.org/thijsdhollander/32/1617_2.png) [@ThijsDhollander](https://community.mrtrix.org/u/ThijsDhollander)
#### Post date: [January 29, 2018, 12:49am UTC](https://community.mrtrix.org/t/extracting-subset-of-directions/498/8 "2018-01-29T00:49:27Z")

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For future reference: there is also some ongoing discussion on this topic right here: [Problems with gen\_scheme generated multishell gradient table](https://community.mrtrix.org/t/problems-with-gen-scheme-generated-multishell-gradient-table/1423) . Some aspects about which choices are to be preferred for multi-shell acquisitions are indeed debatable.

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_[View the full topic](https://community.mrtrix.org/t/extracting-subset-of-directions/498)._