All that is under the Sun
The Art of Choosing One From Many: Categorical Cross-Entropy and the AI’s Grand Decision Imagine you’re a librarian training a new assistant. This isn’t just any library; it has 50,000 different sections. You hand the assistant a book and ask, “Where does this go?” The assistant, being new, doesn’t just point to one section. Instead, …
Imagine you’re trying to teach a machine the difference between a cat and a dog. You show it a picture of a cat, and it says, with 90% confidence, “That’s a cat.” Great! Now you show it a dog, and it says, with 60% confidence, “That’s a cat.” Not so great. The second guess is …
Imagine you’re teaching an archery student. They loose an arrow, and it thuds into the target, a little off-center. You wouldn’t just say, “You missed.” To be a good teacher, you need to know how much they missed by. Was it a near-perfect shot, just a hair’s breadth from the bullseye? Or did it land …
“Reality is that which, when you stop believing in it, doesn’t go away.” Philip K. Dick In the world of Large Language Models, the line between generated reality and objective reality can often feel perilously thin. We, the builders and researchers, stand at a fascinating and frustrating frontier. Our creations can draft elegant poetry, write …
“Every man can, if he so desires, become the sculptor of his own brain.” – Santiago Ramón y Cajal Imagine you wake up one morning to find your coffee machine has grown extra buttons overnight, ready to prepare new exotic brews you didn’t even know existed. Far-fetched? For your kitchen appliances, certainly—but what if your …
“Remembrance of things past is not necessarily the remembrance of things as they were.” Marcel Proust Memory. It shapes our identities, informs our decisions, and—if you believe the ancient Greeks—steers our destinies. Yet for all its importance, memory can be a fickle thing. We humans can remember a childhood phone number for decades, yet blank …