import type { NormalizedTranscript } from "../transcript/types.js";
import type { SparseIndex } from "../types/scoring.js";
/**
 * Build a deterministic sparse index from a normalized transcript.
 * Groups entries into interactions, classifies each, and produces compressed lines.
 *
 * Purely deterministic — no LLM calls, no side effects.
 */
export interface BuildSparseIndexOptions {
    /** Wall-clock timestamps of the agent process (ISO strings). When provided, used to compute startupMs/shutdownMs gaps. */
    agentStartTime?: string;
    agentEndTime?: string;
}
export declare function buildSparseIndex(normalized: NormalizedTranscript, options?: BuildSparseIndexOptions): SparseIndex;
/**
 * Populate the `content` field on each interaction with formatted entry content
 * for display in reports. Mutates interactions in-place.
 */
export declare function populateInteractionContent(sparseIndex: SparseIndex, normalized: NormalizedTranscript): void;
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