Machine Learning

AI has quietly become part of everyday life. We ask it to summarize emails, explain homework, generate images, and even help us write. Along the way, a whole new vocabulary came with it, words like LLM, token, context window, fine-tuning, and hallucination. If those words have ever made you feel like everyone else received a glossary except you, settle in. Most of them are simply labels for ideas that are much simpler than they sound, and today we are going to unpack them together, one cup of tea at a time. ...

Linear function and linear regression sound alike but they do completely different jobs. One follows a rule. The other discovers one. And once you see the difference, a lot of data science starts to make sense. A Tale of Two Lines You and your friend both work part-time at a bubble tea shop. You get paid $15 per hour. Simple. After 3 hours you know you’ve earned $45. After 6 hours, $90. There’s a perfect formula. No surprises, no guessing. ...