Abstract：Cultural Event Extraction for Chinese Public Libraries Event extraction is an important research topic for information extractionThe event extraction technique extracts events of interest from the unstructured information and presents them to the user in a structured mannerDigital Library Promotion Projec Retrieval and IndexingThrough event extraction technologycultural activities can be automatically discovered and retrieved from a large amount of unstructured news textEvent extraction is a subfield of natural language processingNLPIn this paperinteresting events are extracted from unstructured information and presented to users in a structured mannerThis requires understanding and analyzing natural languagemaking it a part of NLP