National Center for Biotechnology Information

This software/database is a “United States Government Work” under the terms of the United States Copyright Act. It was written as part of the author’s official duties as a United States Government employee and thus cannot be copyrighted. This software/database is freely available to the public for use. The National Library of Medicine and the U.S. Government have not placed any restriction on its use or reproduction.

Although all reasonable efforts have been taken to ensure the accuracy and reliability of the software and data, the NLM and the U.S. Government do not and cannot warrant the performance or results that may be obtained by using this software or data. The NLM and the U.S. Government disclaim all warranties, express or implied, including warranties of performance, merchantability or fitness for any particular purpose.

Please cite the author in any work or product based on these materials:

Peng Y, Wang X, Lu L, Bagheri M, Summers RM, Lu Z. NegBio: a high-performance tool for negation and uncertainty detection in radiology reports. AMIA 2018 Informatics Summit. 2018.

Wang X, Peng Y, Lu L, Bagheri M, Lu Z, Summers R. ChestX-ray8: Hospital-scale Chest X-ray database and benchmarks on weakly-supervised classification and localization of common thorax diseases. IEEE Conference on Computer Vision and Pattern Recognition (CVPR). 2017, 2097-2106.