Daily "Evergreen" Narrative Sentiment
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资源简介：
This dataset contains sentiment scores for "evergreen" narratives from 2004 to mid-2025. The score takes discrete values: -2 (very negative), -1 (negative), 0 (neutral), 1 (positive) and 2 (very positive); it was computed on a daily basis using an LLM (OpenAI's gpt-4o-mini) on US filtered news headlines.
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Zenodo创建时间：
2026-01-05
