/**
 * Extract meaningful path segments from a directory path.
 * Returns tags like ['path:src', 'path:api', 'path:my-project'].
 * Filters out noise (node_modules, .git, Users, home dirs, drive letters).
 */
export declare function extractPathTags(dirPath: string): string[];
/**
 * Compute path overlap score between two sets of path tags.
 * Returns 0..1 where 1 = perfect match.
 * Normalizes by the MORE SPECIFIC side (the larger of the two tag sets),
 * so a memory carrying only a bare/generic path tag can no longer score a
 * full 1.0 against a deeply-nested cwd just because its own tiny tag set
 * is fully contained in the query's — genericity is no longer rewarded.
 */
export declare function pathOverlapScore(memoryPathTags: string[], currentPathTags: string[]): number;
/** Weight applied to path overlap score when computing the recall boost multiplier. */
export declare const PATH_BOOST_WEIGHT = 0.3;
/**
 * Multiplier applied to a composite recall score for path locality.
 * Filters the memory's tags to path:* itself so call sites cannot drift.
 * Returns 1.0..1.3.
 */
export declare function pathBoostMultiplier(memoryTags: string[], currentPathTags: string[]): number;
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