{"type": "article", "title": "When Lexical Change Misleads: Rethinking Dynamic Topic Model Evaluation with Traditional and LLM-Based Metrics", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/when-lexical-change-misleads-rethinking-dynamic-topic-model-evaluation-with-and", "original_source": "https://arxiv.org/abs/2608.13835", "published": "2026-08-17T04:00:00+00:00", "accessed": "2026-08-17", "id": "when-lexical-change-misleads-rethinking-dynamic-topic-model-evaluation-with-and"}