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Electronics Engineer
Phone Number: (
Expertise and Research Interests: 

Mr. L. Rodney Long leads a development group in creating applications for image-based biomedical information collection and dissemination. He is currently working in collaboration with the National Cancer Institute to develop a suite of tools for uterine cervix cancer databases.  His research interests are in telecommunications, systems biology, image processing, and scientific/biomedical databases.  He has an M.A. in applied mathematics from the University of Maryland.

Professional Organizations: 

He is a member of  the Mathematical Association of America (MAA) , the Institute of Electrical and Electronics Engineers (IEEE) and the IEEE Computer Society.

Honors and Awards: 

Mr. Long has received numerous staff honors. In addition, he has received the NLM Regents Award for Scholarship and Technical Achievement (2002), the NIH Award of Merit (2007), the Federal Computer Week Fed 100 Award (2009), and the American Society for Colposcopy and Cervical Pathology (ASCCP) Award of Merit (2010).

Publications/Tools by Leonard Long: 
Xu X, Lee DJ, Antani S, Long LR. Curve Matching for Spine X-ray Image Retrieval Using Dynamic Programming Proc. 8th World Multiconference on Systemics, Cybernetics and Informatics. 2004 Jul.;12:172-6.
Bopf M, Coleman T, Long LR, Antani S, Thoma GR, Jeronimo J, Schiffman M. An Architecture for Streamlining the Implementation of Biomedical Text/Image Databases on the Web Proc. 17th IEEE Symposium on Computer-Based Medical Systems. 2004 June.;: 563-69.
Jeronimo J, Schiffman M, Long LR, Neve L, Antani S. A Tool for Collection of Region Based Data from Uterine Cervix Images for Correlation of Visual and Clinical Variables Related to Cervical Neoplasia Proc. 17th IEEE Symposium on Computer-Based Medical Systems: IEEE Computer Society. 2004 June.;:558-62.
Stanley RJ, Seetharaman S, Long LR, Antani S, Thoma GR, Downey E. Image Analysis Techniques for the Automated Evaluation of Subaxial Subluxation in Cervical Spine X-Ray Images Proc. 17th IEEE Symposium on Computer-Based Medical Systems: IEEE Computer Society. 2004 June.;: 204-9.
Xu X, Lee DJ, Antani S, Long LR. Partial Shape Matching of Spine X-Ray Shapes Using Dynamic Programming Proc. 17th IEEE Symposium on Computer-Based Medical Systems: IEEE Computer Society. 2004 June.;: 97-102.
Yang S, Guo J, King PS, Sriraja Y, Long LR. Multispectral Digital Cervigram Analyser in the Wavelet Domain for Early Detection of Cervical Cancer Proc. SPIE Medical Imaging. 2004 Feb; 5370.
Zamora G, Sari-Sarraf H, Long LR. Hierarchical Segmentation of Vertebrae from X-ray Images Proc. of SPIE Medical Imaging: Image Processing. 2003 Feb; 5032.
Long LR, Thoma GR. Indexing of Image Content in Spine X-Rays Proc. of SPIE Storage and Retrieval for Image and Video Databases VIII. 2000 Jan;3972:55-63.
Antani S, Long LR, Lee DJ, Thoma GR. Evaluation of Shape Indexing Methods for Content-Based Retrieval of X-Ray Images Proceedings of IS&T/SPIE Electronic Imaging Science and Technology, Storage and Retrieval for Media Databases. 2003 Jan; 5021: 405-16.
Long LR, Thoma GR. Computer-Assisted Retrieval of Biomedical Image Features from Spine X-Rays: Progress and Prospects Proceeding of the 14th IEEE Symposium on Computer-Based Medical Systems (CBMS). 2001 Jul;:46-50.