/**
 * Display formatting for values that flow into explanation descriptions and
 * evidence-chart titles. Kernel-owned: explainers must never leak raw float
 * precision (e.g. "11.399379999999999") to the UI.
 */
/**
 * Human-scale numeric formatting without thousands separators (values may be
 * re-parsed with Number()): integers above 1000, 1 decimal in the tens,
 * up to 3 significant decimals below.
 */
export declare function formatMeasureValue(v: number): string;
/** "11.399379999999999–17.099069999999998" → "11.4–17.1" */
export declare function formatBinRange(lo: number, hi: number): string;
/**
 * Display label for a category value coming back from a grouped query.
 * Bin transforms emit `[lo, hi]` tuples; everything else renders as-is.
 */
export declare function categoryLabel(value: unknown): string;