Explain dimensionality reduction by singular value decomposition!

This video is about singular value decomposition (SVD)!

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Code: https://k-datamining.github.io/dm-boo...
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SNS
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Blog: https://ks-memo.hatenadiary.com/
Slide material: https://speakerdeck.com/k_study
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Table of Contents
0:00 Title
0:51 Singular Value Decomposition
1:23 Diagonal components of matrix Σ (singular values)
2:23 Mechanism of dimensionality reduction
3:07 Overview of the experiment: Approximating images with low-rank matrices
3:53 Trying to get the code to work
5:30 Image of matrix V
6:13 Summary
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Special Thanks (voice)
VOICEVOX:Tsumugi Kasukabe
https://tsukushinyoki10.wixsite.com/k...
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References
https://docs.scipy.org/doc/scipy/tuto...
https://ja.wikipedia.org/wiki/%E7%89%...
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BGM
Afternoon Cafe written by Shiro Takahashi
https://dova-s.jp/bgm/play5954.html
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