Method, system and device for extracting disease and pathological indexes thereof in unstructured medical text

The invention discloses a method, system and device for extracting diseases and pathological indexes thereof in an unstructured medical text, and relate to the technical field of text information extraction. The system mainly comprise a text acquisition module, an entity extraction module, an entity...

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Hauptverfasser: ZHOU PENGCHENG, FENG HONGHAI, WEI YAJU, LI JUN, HOU RUIHUI, LU XUZHAO
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a method, system and device for extracting diseases and pathological indexes thereof in an unstructured medical text, and relate to the technical field of text information extraction. The system mainly comprise a text acquisition module, an entity extraction module, an entity impurity removal module and a storage module. The text acquisition module is used for acquiring and cleaning the original Chinese medical text. The entity extraction module is used for extracting disease entities, part entities, abnormal state entities and relational words in the medical text, and the module extracts the remaining one or two entities in a mode of matching the cleaned medical text based on some initial value entities. The entity impurity removal module is used for removing impurities of various entities and relational words. The storage module is used for respectively storing the various pathological information subjected to impurity removal into corresponding files. The sentence pattern rule and e