arXiv:2608.27031cs.CL2026-08

让文档与结构化框架的对齐可解释,结果能追溯到原文证据。

ITL: Interpretable Document Alignment with Structured Reference Frameworks

  • 基于术语、词组和共现构建概念特征画像,量化文本单位与概念的亲和度。
  • 在17个可持续发展目标上,每个目标与对应概念亲和度最高,其余概念亲和度显著偏低。
  • 结果可逐项追溯到原文术语支持,适合需透明评估的政策分析场景。

衡量文档与结构化参考框架的对齐程度,需识别文本中分散的概念证据,并通过可量化、可解释、可追溯的指标报告。现有检索与分类方法多返回成对相似度或类别标签,而较少提供可直接追溯至术语证据的概念级得分。本文提出通用且跨语言的智能目标定位器(ITL),估计目标文档的文本单元与结构化参考文档(SRD)中定义概念之间的亲和度。ITL从SRD中提取基于独立术语、二元词组、三元词组及共现关系的概念特异性术语特征,为每个术语分配融合概念归属、词型特异性和概念间区分能力的权重。输出为文本单元-概念亲和度矩阵,可在不同粒度下聚合。以17个可持续发展目标(SDGs)为案例,用同一组描述符构建的SRD评估各官方目标陈述,结果显示每条陈述与对应概念的亲和度最高,与其他概念的平均亲和度远低于基准参考值,表明ITL能有效区分框架内各概念的特征。该方法为结构化框架的文档对齐提供了通用量化基础,且每个结果均可追溯至支撑性术语证据。

原文摘要 · Abstract (English)

Measuring alignment between documents and structured reference frameworks requires identifying conceptual evidence distributed throughout the text and reporting it through measures that are quantitative, interpretable, and traceable. Many commonly used retrieval and classification approaches return either pairwise similarity scores or one or more class labels, whereas fewer methods provide concept-level scores that are directly traceable to the terminological evidence supporting them. We present \emph{Intelligent Target Locator} (ITL), a domain-agnostic and language-portable methodology that estimates the affinity between the textual units of a target document and the concepts defined in a \emph{Structured Reference Document} ($SRD$). From the $SRD$, ITL induces concept-specific terminological profiles built from independent terms, bigrams, trigrams, and co-occurrences. Each term is assigned an importance weight that combines concept membership, term-type specificity and inter-concept discriminability. The output is a textual-unit--concept affinity matrix that can be aggregated at different levels of granularity. We conduct an internal consistency assessment using the 17 Sustainable Development Goals (SDGs), evaluating each official goal statement against the $SRD$ induced from the same set of descriptors. Every statement reached its highest affinity with the corresponding concept, and the mean affinity across the remaining concepts stayed marginal relative to the mean reference affinity. This separation indicates that ITL distinguishes the conceptual profiles of the framework. ITL thus offers a general basis for quantifying document alignment with structured frameworks while keeping each result traceable to the terminological evidence that supports it.

文档对齐可解释性概念匹配

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