How AI has massively changed my day-to-day workflow

The post A Day in the Life of a Data Scientist in 2026 appeared first on Towards Data Science.

A preprocessing pipeline let my car price model peek at the test set before the exam, and the twelve points of R squared it cheated its way to

The post My Model Was Cheating on Its Own Test appeared first on Towards Data Science.

A practical guide to choose the proper tool for your agentic workflows and systems

The post LangChain vs LangGraph: 4 Key Differences and When to Use Each appeared first on Towards Data Science.

From one gradient to every gradient

The post Backpropagation Explained for Beginners (Part 3): How Backpropagation Really Works appeared first on Towards Data Science.