/**
 * Keyword-based search over semantic notes: LIKE-term search, ranked
 * multi-term search, and keyword-overlap conflict detection.
 */
import type { Database } from "./schema.js";
import { type SemanticNote } from "./semantic-notes.js";
export declare function searchSemanticNotes(db: Database, query: string, options?: {
    types?: string[];
    maxResults?: number;
    skipAccessTracking?: boolean;
    startTime?: string;
    endTime?: string;
    threadId?: number;
}): SemanticNote[];
export declare function searchSemanticNotesRanked(db: Database, query: string, options?: {
    types?: string[];
    maxResults?: number;
    skipAccessTracking?: boolean;
    minMatchRatio?: number;
    threadId?: number;
    startTime?: string;
    endTime?: string;
}): SemanticNote[];
/**
 * Find semantic notes that potentially conflict with a given note
 * by sharing >= 2 keywords of the same type.
 */
export declare function findPotentialConflicts(db: Database, noteId: string): SemanticNote[];
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