LexExp: a system for automatically expanding concept lexicons for noisy biomedical texts

Author:

Sarker Abeed1ORCID

Affiliation:

1. Department of Biomedical Informatics, School of Medicine, Emory University, Atlanta, GA 30322, USA

Abstract

Abstract Summary LexExp is an open-source, data-centric lexicon expansion system that generates spelling variants of lexical expressions in a lexicon using a phrase embedding model, lexical similarity-based natural language processing methods and a set of tunable threshold decay functions. The system is customizable, can be optimized for recall or precision and can generate variants for multi-word expressions. Availability and implementation Code available at: https://bitbucket.org/asarker/lexexp; data and resources available at: https://sarkerlab.org/lexexp. Supplementary information Supplementary data are available at Bioinformatics online.

Funder

National Institute on Drug Abuse

National Institutes of Health

NIH

Publisher

Oxford University Press (OUP)

Subject

Computational Mathematics,Computational Theory and Mathematics,Computer Science Applications,Molecular Biology,Biochemistry,Statistics and Probability

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