While Model Trains

Read data blog posts.
Carefully handpicked.
Presented 3 at a time.

Why do we minimize the mean squared error?

Alex Molas

A refresher on the theory behind Mean Squared Error.

Read it!

Why using SQL before using Pandas?

Oleg Żero

An explanation with examples illustrating the motivation to use SQL for fetching data from a database instead of directly loading the data into Pandas.

Read it!

Automated text extraction at Bolt

Francesco Pochetti

A comprehensive explanation of the system implemented at Bolt to extract text from ID documents.

Read it!