concept:transform-state
Transform State
Transform State in the context of production machine-learning systems.
Lessons
Formal explanations, examples, simulations, and checkpoints.
Data & feature foundations
Batch, stream, and training-serving parity
Parity starts with one temporal meaning, then proves every execution path implements it.
Data & feature foundationsLabels, snapshots, and backfills
A label snapshot records what was knowable by a date, not the database’s latest opinion.
Courses & assignments
Dependency-authoritative learning units.
Casebook
Reported facts and course reconstructions.