/**
 * Bias detection algorithms for the Sentinel Agent system
 */
import { EvaluationResult, EvaluationContext } from "../types/evaluation";
/**
 * Types of bias that can be detected
 */
export declare enum BiasType {
    SYSTEMATIC = "systematic",
    TEMPORAL = "temporal",
    POSITIONAL = "positional",
    CONFIRMATION = "confirmation",
    ANCHORING = "anchoring",
    GROUPTHINK = "groupthink"
}
/**
 * Configuration for bias detection
 */
export interface BiasDetectionConfig {
    /** Minimum number of evaluations required for bias detection */
    minEvaluations: number;
    /** Threshold for detecting systematic bias (0-1) */
    systematicBiasThreshold: number;
    /** Threshold for detecting temporal bias (0-1) */
    temporalBiasThreshold: number;
    /** Threshold for detecting positional bias (0-1) */
    positionalBiasThreshold: number;
    /** Enable detection of confirmation bias */
    detectConfirmationBias: boolean;
    /** Enable detection of anchoring bias */
    detectAnchoringBias: boolean;
    /** Window size for temporal analysis */
    temporalWindow: number;
}
/**
 * Report of detected bias
 */
export interface BiasReport {
    /** Type of bias detected */
    biasType: BiasType;
    /** Severity score (0-1, higher is more severe) */
    severity: number;
    /** Human-readable description */
    description: string;
    /** IDs of agents affected by this bias */
    affectedAgents: string[];
    /** Recommendations for mitigation */
    recommendations: string[];
    /** Statistical evidence supporting the bias detection */
    evidence: Record<string, number>;
    /** Confidence in the bias detection (0-1) */
    confidence: number;
}
/**
 * Pattern of bias detected in evaluations
 */
export interface BiasPattern {
    pattern: string;
    strength: number;
    frequency: number;
    agents: string[];
}
/**
 * Bias detector implementing various bias detection algorithms
 */
export declare class BiasDetector {
    private config;
    private evaluationHistory;
    constructor(config: BiasDetectionConfig);
    /**
     * Detect systematic bias in a set of evaluations
     */
    detectSystematicBias(evaluations: EvaluationResult[]): BiasReport | null;
    /**
     * Detect temporal bias (bias that changes over time)
     */
    detectTemporalBias(history: EvaluationResult[]): BiasReport | null;
    /**
     * Detect positional bias (bias based on game state characteristics)
     */
    detectPositionalBias(evaluations: EvaluationResult[], contexts: EvaluationContext[]): BiasReport | null;
    /**
     * Detect confirmation bias (tendency to evaluate in line with initial impressions)
     */
    detectConfirmationBias(evaluations: EvaluationResult[]): BiasReport | null;
    /**
     * Add evaluation to history for temporal analysis
     */
    addToHistory(evaluation: EvaluationResult): void;
    /**
     * Get the evaluation history
     */
    getHistory(): EvaluationResult[];
    /**
     * Clear the evaluation history
     */
    clearHistory(): void;
    private groupEvaluationsByAgent;
    private calculateSystematicBiasScore;
    private createTimeWindows;
    private identifyTemporallyBiasedAgents;
    private identifyPositionallyBiasedAgents;
    private getAllAgentIds;
    private calculateAutoCorrelation;
    private calculateCorrelation;
}
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