One-Hot Encoding
Domain: Math & Logic for AI
🎯 Motivation
Represents a category as a vector with a single 1 and the rest 0s. Lets models handle categorical data.
📋 Concrete Example
Three colors red, green, blue become [1,0,0], [0,1,0], [0,0,1]. No implied ordering.
🔗 Analogy
Like a multiple choice answer sheet - you fill exactly one bubble, leaving the rest blank.