/**
 * Deterministic task feature extraction.
 *
 * Produces a bounded OrchestrationFeatureVector from the task text and optional
 * repository context. The baseline extractor never consults a model: it is a
 * pure deterministic function of its inputs so that decisions are replayable.
 * Missing values are explicit (undefined), never silently defaulted to zero
 * when that would imply confidence.
 *
 * Model-assisted features are optional and separately labeled; they can never
 * override the deterministic risk features (mutationRisk, requiresMutation,
 * requiresRelease, security sensitivity).
 */
import type { OrchestrationFeatureVector } from "./types.js";
export interface TaskContext {
    /** The user task text. */
    task: string;
    /** Repository language IDs detected by the caller (e.g. ["typescript"]). */
    languageIds?: string[];
    /** Number of affected projects/files if known (0 = unknown). */
    estimatedAffectedFiles?: number;
    /** Operator-declared budget class override, if any. */
    operatorBudgetClass?: string;
    /** Operator-declared urgency. */
    operatorUrgency?: string;
}
/** Feature extraction mode: deterministic baseline only, or with optional model-assisted labels. */
export interface FeatureExtractionOptions {
    /** Bounded set of allowed language IDs (prevents unbounded features). */
    allowedLanguageIds?: string[];
    /** Model-assisted category labels. Separately labeled; never overrides deterministic risk features. */
    modelAssisted?: {
        taskCategory?: string;
        ambiguity?: number;
        evidenceRequirement?: number;
    };
}
export declare const FEATURE_SCHEMA_VERSION = 1;
export declare const MAX_FEATURES = 48;
/**
 * Deterministic feature extraction baseline.
 * Returns a bounded, versioned feature vector with an explicit feature hash.
 */
export declare function extractFeatures(task: string | TaskContext, options?: FeatureExtractionOptions): OrchestrationFeatureVector;
/** Stable hash of a feature vector (excluding the hash field). */
export declare function featureHash(vector: Omit<OrchestrationFeatureVector, "featureHash">): string;
/** Deterministic task fingerprint used to correlate decisions across runs. */
export declare function taskFingerprint(task: string): string;
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