Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at OPM.gov.
Generate Lexicon
The Lexicon is released at the beginning of every year. This page provides detail information of generating Lexicon tables. This process requires iteratively fix Lexicon between LexBuilders and rerun validation program. It is normally takes 2-3 weeks for Steps 1 to 11; and another 2-3 weeks for tagging derivations (steps 12 to 13), 2 weeks for taggind synonyms (step 14) and 2 weeks for tagging antonyms (step 15).