[Retracted] Analysis of Network Information Retrieval Method Based on Metadata Ontology

Table 1

Model feature extraction test data set.

Corpus	Computer	Agriculture	Physical education	Aerospace	History	Economic	Medicine	Number of texts
Chinese Wikipedia data	130	130	150	190	200	100	100	1000
Sogou Natural Language Data	200	200	200	200	200	200	200	1400
Harbin Institute of Technology Corpus Data	250	150	220	250	250	180	300	1600