An Architecture of Semantic Knowledge System for Biosafety.

Xianggen Wang Tiejian Luo Chi Zhang Wei Liu

Published in: FSKD (2) (2009)

Keyphrases

semantic knowledge
semantic information
domain knowledge
knowledge sources
natural language text
spreading activation
semantic properties
semantic constraints
domain ontology
contextual information
unsupervised learning
background knowledge
text mining
information extraction
low level
metadata
data sets