# About the Machine Learning by Tutorials category

**URL:** <https://forums.kodeco.com/t/about-the-machine-learning-by-tutorials-category/49219>\
**Category:** Machine Learning by Tutorials\
**Created:** [September 13, 2018, 3:11pm UTC](https://forums.kodeco.com/t/about-the-machine-learning-by-tutorials-category/49219 "2018-09-13T15:11:57Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![chrisrazeware](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/chrisrazeware/32/107900_2.png) [@chrisrazeware](https://forums.kodeco.com/u/chrisrazeware)\
**Post date:** [September 13, 2018, 3:11pm UTC](https://forums.kodeco.com/t/about-the-machine-learning-by-tutorials-category/49219/1 "2018-09-13T15:11:57Z")

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For all discussion and errata about our book, Machine Learning by Tutorials, available here:

- [https://store.raywenderlich.com/products/machine-learning-by-tutorials](https://store.raywenderlich.com/products/machine-learning-by-tutorials)

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**Author:** ![cinefactus](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/cinefactus/32/81494_2.png) [@cinefactus](https://forums.kodeco.com/u/cinefactus)\
**Post date:** [November 4, 2018, 4:51am UTC](https://forums.kodeco.com/t/about-the-machine-learning-by-tutorials-category/49219/2 "2018-11-04T04:51:52Z")

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The snacks folder in lesson 4 doesn’t contain any images. There is a link to a file on dropbox but it doesn’t work.

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**Author:** ![hollance](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/hollance/32/109009_2.png) [@hollance](https://forums.kodeco.com/u/hollance)\
**Post date:** [November 4, 2018, 10:20am UTC](https://forums.kodeco.com/t/about-the-machine-learning-by-tutorials-category/49219/3 "2018-11-04T10:20:17Z")

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> [@cinefactus](#):
>
> There is a link to a file on dropbox but it doesn’t work.

Sorry about that, it’s an old link. You can find the correct download link at the beginning of chapter 3.

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**Author:** ![caroline](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/caroline/32/111867_2.png) [@caroline](https://forums.kodeco.com/u/caroline)\
**Post date:** [December 19, 2018, 10:24am UTC](https://forums.kodeco.com/t/about-the-machine-learning-by-tutorials-category/49219/4 "2018-12-19T10:24:18Z")

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Top of p 127

“it returns th elength” should be “it returns the length”

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**Author:** ![vsharma](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/vsharma/32/108443_2.png) [@vsharma](https://forums.kodeco.com/u/vsharma)\
**Post date:** [December 19, 2018, 4:49pm UTC](https://forums.kodeco.com/t/about-the-machine-learning-by-tutorials-category/49219/5 "2018-12-19T16:49:31Z")

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Thanks Caroline! Fixed! Will be in the next release!

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**Author:** ![thedarkknight9125](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/thedarkknight9125/32/105896_2.png) [@thedarkknight9125](https://forums.kodeco.com/u/thedarkknight9125)\
**Post date:** [October 21, 2022, 10:16am UTC](https://forums.kodeco.com/t/about-the-machine-learning-by-tutorials-category/49219/6 "2022-10-21T10:16:39Z")

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This is the new link regarding the Biometric Mirror project:

> **[Biometric Mirror: Human-Computer Interaction, The University of Melbourne](https://cis.unimelb.edu.au/hci/projects/biometric-mirror)**
>
> Biometric Mirror aims to detect a range of data from people’s faces, including demographic, cultural and psychological attributes.

😁