Review Lenovo Thinkpad T470
Posted by Pieter Marres in Articles
It has been a month since I bought a new laptop, a Lenovo Thinkpad T470. Time has come for a small hands-on review.
Forex price movements: just a random walk?
Posted by Pieter Marres in Articles
Earlier this year we worked with a couple of data scientists on the prediction of financial markets. Our project, nicknamed Back2Future, aimed at getting a better understanding of the price movements at foreign exchange markets (Forex).
How to explain ensemble models to your grandma
Posted by Pieter Marres in Articles
An ensemble model can significantly improve the reliability of your decisions. No wonder this powerful concept drives common machine learning models like random forest and gradient boost. But how can you explain your grandma why ensemble models are so useful?
14 Python packages I wish I had known about
Posted by Pieter Marres in Articles
At the time of writing, the Python Package Index hosts more than 120,000 packages. A stunning number that raises the following question: which Python packages should I use to get the job done?
How to survive the psql command line
Posted by Pieter Marres in Articles
This post features a basic tutorial to manage a PostgreSQL databases using the powerful psql command line interface (“PostgreSQL interactive terminal”). .