/**
 * Interpolation and smoothing utilities for color palette generation
 */
import type { TransformationPattern } from "../learning/pattern.js";
/**
 * Smooth the transformation pattern to ensure:
 * - Lightness is perfectly linear
 * - Chroma follows a smooth curve
 * - Hue is consistent (median value)
 */
export declare const smoothPattern: (pattern: TransformationPattern) => TransformationPattern;
/**
 * Linear interpolation between two values
 */
export declare const lerp: (a: number, b: number, t: number) => number;
/**
 * Clamp a value between min and max
 */
export declare const clamp: (value: number, min: number, max: number) => number;
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