import type { WorkflowSizingLabel } from './index.js';
export type CalibrationDriftEntry = {
    storyId: string;
    sizingLabel: WorkflowSizingLabel;
    estimatedDays: number;
    actualDays: number;
    driftPct: number;
    weight: number;
    completedAt: string;
};
export type SizingCategoryStats = {
    sizingLabel: WorkflowSizingLabel;
    count: number;
    avgDriftPct: number;
    weightedAvgDriftPct: number;
    medianDriftPct: number;
    minDriftPct: number;
    maxDriftPct: number;
    entries: CalibrationDriftEntry[];
};
export type CalibrationLesson = {
    sizingLabel: WorkflowSizingLabel;
    direction: 'over' | 'under' | 'accurate';
    magnitude: number;
    suggestion: string;
    confidence: 'low' | 'medium' | 'high';
    sampleSize: number;
};
export type CalibrationResult = {
    categories: SizingCategoryStats[];
    lessons: CalibrationLesson[];
    totalDataPoints: number;
    halfLifeDays: number;
    generatedAt: string;
};