/**
 * ConsistencyChecker — FR-Z09 知识条目一致性检测
 *
 * AC1: README/Quick Start 示例代码纳入 CI 校验（由 doc-gate 覆盖）
 * AC2: API 签名变更时文档同步更新（由 doc-gate 覆盖）
 *
 * 本模块补充：知识条目之间的语义一致性检测
 * - 同类型条目内容矛盾检测（polarity 冲突）
 * - 过期引用检测（引用已归档/已废弃条目）
 * - 语义漂移检测（同主题条目内容差异过大）
 */
import type { KnowledgeEntry } from '../types/index.js';
import type { ConsistencyCheckOptions, ConsistencyReport } from './consistency-types.js';
export declare class ConsistencyChecker {
    private readonly defaultThreshold;
    /**
     * Run a full consistency check across all provided entries.
     * Returns a report with issues found and pass/fail status.
     */
    check(entries: KnowledgeEntry[], options?: ConsistencyCheckOptions): ConsistencyReport;
    /**
     * Jaccard text similarity (same approach as ConflictDetector for consistency)
     */
    private textSimilarity;
    private tokenize;
    /**
     * Detect polarity: allow/deny/neutral
     */
    private detectPolarity;
}
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