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John Yap

A statistician with several years of experience working on clinical trials and observational studies. John attended NYCDSA to learn about this very exciting data science field. He hopes to use his experience and data science knowledge to help improve the quality of life.

Articles Contributed by John Yap

Capstone

A Closer Look at Tree Boosting Methods

by John Yap and Felipe da Silva Santos

Jul 1, 2018

Introduction In the book The Elements of Statistical Learning (ESL) the authors stated that, “Boosting is one of the most...

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Machine Learning

An Interpretable Prediction Model for House Prices

by John Yap, Phoebe Zhou, Henry Chau and Michael Caballero

Jun 11, 2018

Background Whether it’s a newlywed couple looking to start a family or an investor looking to diversify their...

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Data Visualization

How Chain Restaurants Can Use Online Customer Reviews to Improve Their Businesses

by John Yap

May 21, 2018

Preface This post is about using web scraped online reviews data to (1) create a record log that restaurants...

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Data Visualization

Visualizing Diabetes Clinical Studies Data

by John Yap

May 7, 2018

Introduction Diseases are part of human life. We have been dealing with them throughout history: from the outbreak...

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NYC Data Science Academy

NYC Data Science Academy teaches data science, trains companies and their employees to better profit from data, excels at big data project consulting, and connects trained Data Scientists to our industry.

NYC Data Science Academy is licensed by New York State Education Department.