OptionalApprovedUser approval gate — execution does not begin until this is true.
Candidate features proposed by the Data Scout, each with rationale.
Candidate feed-in sources proposed by the Data Scout, each with rationale.
Business objective, refined from the user's initial goal.
OptionalLeaderboardExecution-phase leaderboard — one entry per Experiment Session Iteration.
Leakage risks identified by the Data Scout and the chosen action per field.
Proposed resource budget for the experiment session.
Ranked experiments proposed by the Experiment Designer (feature combos × algorithms × hyperparameters).
Precise definition of what is being predicted.
OptionalAsOfStrategy?: { Column?: string; Mode: "none" | "column" | "offset"; OffsetDays?: number }Optional point-in-time assembly strategy.
Training-unit entity (e.g. "Members").
Classification or regression.
The deterministic success metric driving the search.
Label expression/column.
Validation strategy for the search.
The strongly-typed modeling plan the Model Development Agent collaborates with the user to build, then executes. Refined incrementally via
AgentPayloadChangeRequest(updateElements/replaceElements) and validated before execution. Defined verbatim per plan §9.2.