Pacific Design/ artificial intelligence

section 01 · status: live · 5 entries · updated 2026-08-27

Machine Learning Foundations

Everything else on this site compiles down to this section: networks, training, the kinds of learning, and the discipline of evaluation. No mathematics beyond arithmetic — but no hand-waving either.

live · gradient descent feeling its way down a loss curve

  1. What a neural network isweighted sums, bent, stacked deep
  2. How models learnwrongness, measured, then walked downhill
  3. The kinds of learningwho provides the answers — and at what price
  4. Overfitting & generalizationmemorizing the test is not passing it
  5. Evaluating modelsthe score is a proxy; act like it