Yasuto Tamura, Author at Data Science Blog (English only)

About Yasuto Tamura

Data Science Intern at DATANOMIQ.
Majoring in computer science. Currently studying mathematical sides of deep learning, such as densely connected layers, CNN, RNN, autoencoders, and making study materials on them. Also started aiming at Bayesian deep learning algorithms.

Entries by Yasuto Tamura

Positional encoding, residual connections, padding masks: covering the rest of Transformer components

February 22, 2021/in Artificial Intelligence, Data Science, Data Science Hack, Deep Learning, Machine Learning, Main Category, Python, TensorFlow/by Yasuto Tamura

This is the fourth article of my article series named “Instructions on Transformer for people outside NLP field, but with examples of NLP.” 1 Wrapping points up so far This […]

Seq2seq models and simple attention mechanism: backbones of NLP tasks

February 17, 2021/in Uncategorized/by Yasuto Tamura

This is the second article of my article series “Instructions on Transformer for people outside NLP field, but with examples of NLP.” 1 Machine translation and seq2seq models I think […]

On the difficulty of language: prerequisites for NLP with deep learning

January 27, 2021/in Artificial Intelligence, Big Data, Data Mining, Data Science, Data Science Hack, Deep Learning, Machine Learning, Main Category, Natural Language Processing, Python, TensorFlow, Text Mining/by Yasuto Tamura

1 Preface This section is virtually just my essay on language. You can skip this if you want to get down on more technical topic. As I do not study […]

Instructions on Transformer for people outside NLP field, but with examples of NLP

December 30, 2020/in Artificial Intelligence, Data Mining, Data Science, Deep Learning, Machine Learning, Main Category, Mathematics, Natural Language Processing, Predictive Analytics/by Yasuto Tamura

I found it quite difficult to explain mathematical details of long short-term memory (LSTM) in my previous article series. But when I was studying LSTM, a new promising algorithm was […]

Rethinking linear algebra: visualizing linear transformations and eigen vectors

October 27, 2020/in Data Mining, Data Science, Machine Learning, Main Category, Mathematics/by Yasuto Tamura

In terms of calculation processes of Principal Component Analysis (PCA) or Linear Discriminant Analysis (LDA), which are the dimension reduction techniques I am going to explain in the following articles, […]

Spiky cubes, Pac-Man walking, empty M&M’s chocolate: curse of dimensionality

October 8, 2020/in Artificial Intelligence, Data Mining, Data Science, Machine Learning, Main Category/by Yasuto Tamura

This is the first article of the article series Illustrative introductions on dimension reduction. “Curse of dimensionality” means the difficulties of machine learning which arise when the dimension of data […]

Illustrative introductions on dimension reduction

October 2, 2020/in Artificial Intelligence, Data Mining, Data Science, Machine Learning, Main Category, Mathematics/by Yasuto Tamura

“What is your image on dimensions?” ….That might be a cheesy question to ask to reader of Data Science Blog, but most people, with no scientific background, would answer “One […]

LSTM back propagation: following the flows of variables

September 7, 2020/in Artificial Intelligence, Data Science, Deep Learning, Main Category/by Yasuto Tamura

First of all, the summary of this article is: please just download my Power Point slides which I made and be patient, following the equations. I am not supposed to […]

Understanding LSTM forward propagation in two ways

August 21, 2020/in Artificial Intelligence, Data Mining, Data Science, Data Science Hack, Deep Learning, Machine Learning, Main Category, Predictive Analytics/by Yasuto Tamura

*This article is only for the sake of understanding the equations in the second page of the paper named “LSTM: A Search Space Odyssey”. If you have no trouble understanding […]

A brief history of neural nets: everything you should know before learning LSTM

July 16, 2020/in Artificial Intelligence, Data Mining, Data Science, Data Science Hack, Deep Learning, Machine Learning, Main Category, Predictive Analytics, TensorFlow/by Yasuto Tamura

This is not a college course or something on deep learning with strict deadlines for assignments, so let’s take a detour from practical stuff and take a brief look at […]