Juan Luis Ruiz-Tagle

Data Scientist

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Can We Transform Words into Geographies?

July 14, 2022

In this blogpost, I explore a new way to embed text in maps as geography objects. Check it out in Towards Data Science.

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2021 Black Friday Analysis. Why Retailers Should Pay Attention

December 13, 2021

I performed an analysis about human mobility data during Black Friday in four US cities in collaboration with Safegraph. I identified hotspot areas within each city, interesting POI categories and compared mobility during black friday week in 2019, 2020 and 2021. Results are showcased in this article, published on CARTO’s blog.

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Geographically weighted regression for spatial analysis in BigQuery

December 2, 2021

In this blogpost we talk about our recent implementation of GWR in SQL to run this algorithm at scale. It’s published on CARTO’s blog.

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Generating fake data with pandas, very quickly

July 30, 2021

Ever had to create a small pandas DataFrame by hand to test some new piece of code you were working on? In this article I propose a short function which helps you to do that easily in a one-liner. Check it out in Towards Data Science.

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What to expect when throwing dice and adding them up

July 20, 2021

In this post, I explore the probability distribution of the sum of n dice rolls and explain how to approach the Central Limit Theorem from the field of Combinatorics. Check it out in Cantor’s Paradise, a Medium publication

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Scraping Google Search (without getting caught)

November 7, 2020

Google Search is considered the Holy Grial of scraping. It yields extremely high quality results but it is also very good at detecting bots and can block your IP for a while.

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