Q(p) = Regression - Headache Author: Igor Alcantara When someone says “regression,” your brain might first jump to childhood flashbacks of questionable fashion choices or to the time you fell back into eating instant noodles for dinner three nights in a row. Or maybe regression is the haircut I used in the 1990's when I was the singer and lead guitar player in a rock band (see below). But in the world of data science, regression is about moving forward using past data to pred

Author: Igor Alcantara I want you to picture the opening of 2001: A Space Odyssey, Thus Spoke Zarathustra . Stanley Kubrick gives us one of the most iconic scenes in cinema history. One of our ancestors, possibly a Homo Habilis, stands at the dawn of cognition. Surrounded by the bones of the past, they lift one from a carcass and, with the abstract thought that only advanced primates possess, imagine its potential. Our great-great-g(n)reat-grandparent sees beyond what’s in fr

Real photo of Igor Alcantara in a regular ML project Author: Igor Alcantara There is a common trend in the world of data that is a bit dangerous. A person watches a couple of YouTube videos, learns how to use some no-code tools, Auto ML type or RAG, and claims "I am a data scientist" or learn a few prompts and say they are an "AI Expert". What bothers me is not the title itself. As I explore in a previous article , titles only matter if you do not see beyond the words. What c