Sho Nakagome – Medium

Sho Nakagome
in
sho.jp

Fourier Transform 101 — Part 5: Fast Fourier Transform (FFT)

Disclaimer! It’s not Final Fantasy Tactics! I mean I like the game, but this one is cool too.

6 min readMar 17, 2019

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Fourier Transform 101 — Part 5: Fast Fourier Transform (FFT)

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Sho Nakagome
in
sho.jp

Principal Component Analysis 101 — Part 1

talk for both eigen decomposition and SVD

6 min readFeb 22, 2019

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Principal Component Analysis 101 — Part 1

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Sho Nakagome
in
sho.jp

Linear Algebra 101 — Part 9: Singular Value Decomposition (SVD)

Today, we are going to study another famous decomposition called “Singular Value Decomposition (SVD)”.

5 min readFeb 10, 2019

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Linear Algebra 101 — Part 9: Singular Value Decomposition (SVD)

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Sho Nakagome
in
sho.jp

Linear Algebra 101 — Part 8: Positive Definite Matrix

Today, we are continuing to study the Positive Definite Matrix a little bit more in-depth. More specifically, we will learn how to…

6 min readDec 22, 2018

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Linear Algebra 101 — Part 8: Positive Definite Matrix

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Sho Nakagome
in
sho.jp

Linear Algebra 101 — Part 7: Eigendecomposition when symmetric

Today, we are studying more advanced topics in Linear Algebra that are more relevant and useful in machine learning.

5 min readOct 31, 2018

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Linear Algebra 101 — Part 7: Eigendecomposition when symmetric

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Sho Nakagome
in
sho.jp

Fourier Transform 101 — Part 4: Discrete Fourier Transform

Previously, we finally stepped into Fourier Transform itself. You can take a look at the previous series from below.

6 min readOct 18, 2018

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Fourier Transform 101 — Part 4: Discrete Fourier Transform

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Sho Nakagome
in
sho.jp

Linear Algebra — Part 6: eigenvalues and eigenvectors

Welcome to this series of stories towards understanding Linear Algebra. You could take a look at previous stories from here:

5 min readOct 14, 2018

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Linear Algebra — Part 6: eigenvalues and eigenvectors

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Sho Nakagome
in
sho.jp

Fourier Transform 101 — Part 3: Fourier Transform

Previously, we covered the basic ideas behind Fourier Series starting from the “Real Fourier Series”.

6 min readOct 10, 2018

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Fourier Transform 101 — Part 3: Fourier Transform

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Sho Nakagome
in
sho.jp

Linear Algebra 101 — Part 5: Determinants

In this story, we are going to cover possibly one of the most important concepts in Linear Algebra, “Determinants”!

5 min readOct 5, 2018

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Linear Algebra 101 — Part 5: Determinants

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Sho Nakagome
in
sho.jp

Fourier Transform 101 — Part 2: Complex Fourier Series

Last time, I covered Real Fourier Series based on lectures from Dr. Wim van Drongelen.

5 min readOct 2, 2018

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Fourier Transform 101 — Part 2: Complex Fourier Series

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Sho Nakagome

Sho Nakagome

A Neuroengineer and Ph.D. candidate researching Brain Computer Interface (BCI). I want to build a cyberbrain system in the future. Nice meeting you!

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