Construction of Topic Schema Based on Corpus
Shuping Li · Information Sciences · 2009
Schema is an effective way of constructing knowledge structure,so the key point of con-structing knowledge structure is how to get the topic schema.This paper aims to get key words of a topic based on the current corpus and constructs the schema of a topic in the combination of logical level and physical level in accordance with the key words and key-key words.This bi-level pattern topic schema can clearly embody the knowledge structure of a topic and have instruction to the main idea.