Research and application of Hownet expansion model in traditional China medicine

An approach to expand Hownet in restricted domain of traditional China medicine (TCM) is proposed. On the basis of expansion module of TCM domain Hownet and tag method of TCM domain concept, database TCM domain Hownet is constructed and calculation of the domain concept similarity is given. The experiment result indicates that Hownet expansion model obtains good results in computing similarity of TCM domain concept.