Abstract:

This paper extracts ophthalmological related concept terms from China Medical Subject Headings and online medical encyclopedic items. The extracted terms are used to conduct the segmentation of the text set that are collected and combined from the contents of the best posts in the Dingxiangyuan ophthalmic online community. Based on the co-occurrence relationship between these items, the faceted navigation is realized.

Key words: Online community, Domain concept extraction, Domain concept co-occurrence, Faceted navigation, Medical subject heading, Ophthalmology subject heading