Marc-Olivier Arsenault
Marc-Olivier Arsenault

Marc-Olivier Arsenault

Data Scientist at Shopify— Personal blog available at http://coffeeanddata.ca

Medium member since April 2019
15 Following
551 Followers

Featured

Marc-Olivier Arsenault
Nov 22, 2017 · 6 min read

KOLMOGOROV–SMIRNOV TEST

A needed tool in your data science toolbox

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6 responses

Latest

Marc-Olivier Arsenault
Oct 28, 2019 · 6 min read

Using Data Science to save money on my next trip to Mexico

How am I using basic data work to ensure I…

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1 response
Marc-Olivier Arsenault
Apr 29, 2019 · 4 min read

Spark & AI Summit 2019

My review of the latest Spark and AI Summit hosted in San Francisco on April 24th and 25th 2019.

9

Marc-Olivier Arsenault
Apr 17, 2019 · 4 min read

Spark JOIN using REGEX

A more technical post about how I end up efficiently JOINING 2 datasets with REGEX using a custom UDF in SPARK

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Marc-Olivier Arsenault
Sep 27, 2018 · 4 min read

The data science pyramid

Maslow was right

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1 response
Marc-Olivier Arsenault
Apr 27, 2018 · 5 min read

This is what I really do as a Data Scientist

Data Science is getting very popular and many people are trying to jump into the…

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10 responses