Automatic target recognition (ATR) performance improvement using integrated grayscale optical correlator and neural network

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 7340, Issue , 2009, Pages

  Chao, Tien Hsin ^a   Lu, Thomas ^a  

^a CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

GOC implementation using digital light processor technology; Grayscale Optical Correlator (GOC); Neural network post processor; Real time ATR

Indexed keywords

ALGORITHM DEVELOPMENT; DETECTION RATES; DIGITAL LIGHT PROCESSOR; FALSE POSITIVE DETECTION; GOC IMPLEMENTATION USING DIGITAL LIGHT PROCESSOR TECHNOLOGY; GRAY-SCALE OPTICAL CORRELATOR; GRAYSCALE OPTICAL CORRELATOR (GOC); HARDWARE SYSTEM; HIGH-SPEED; MASS PRODUCTION; PERFORMANCE ANALYSIS; PERFORMANCE IMPROVEMENTS; POST-PROCESSOR; PROCESSING ALGORITHMS; REAL-TIME ATR; SPATIAL LIGHT MODULATORS; SYSTEM DESCRIPTION;

AUTOMATIC TARGET RECOGNITION; LIGHT MODULATION; LIGHT MODULATORS; NEURAL NETWORKS; OPTICAL DATA PROCESSING;

COMPUTER ARCHITECTURE;

EID: 66749184294     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.820948     Document Type: Conference Paper

References (12)

1. Tien-Hsin Chao, Hanying Zhou, and George Reyes, "Compact 512x512 Grayscale Optical Correlator", SPIE v.4734, p.9-12, 2002.
2. B. V. K. Vijaya Kumar, D. Carlson, and A. Mahalanobis, "Optimal trade-off synthetic discriminant function filters for arbitrary devices," Opt. Lett. 19, pp.1556-1558, 1994.
3. Hanying Zhou and Tien-Hsin Chao, "MACH Filter Synthesizing for Detecting Targets in Cluttered Environment for Gray-scale Optical Correlator," SPIE 3715, pp. 394-398, 1999.
4. Zhou, H., Hughlett, C., Hanan, J., Chao, T.H., "On the Development of Filter Management Module for Grayscale Optical Coerrelator," SPIE 5437, p. 87-94, 2004.
5. T. Lu, C. L. Hughlett, H. Zhou, T-H. Chao, J. C. Hanan, "Neural network post-processing of grayscale optical correlator," Proc. SPIE 5908, Optical Information Processing III, 2005.
6. David Ye, Thomas Lu, and Tien-Hsin Chao, "Neural Network Target Identification System For False Alarm Reduction" , Proc. SPIE 7340-17.
7. Thomas Lu, Oliver Johnson, Weston Edens, and Tien-Hsin Chao "Optimization of OT-MACH Filter Generation for Target Recognition", Proc. SPIE 7340-06.
8. The DLP® Discovery™ 4000 product brochure, dlpdiscovery.com.
9. Lee WH. "Sampled Fourier transform holograms generated by computer", Appl. Opt. 1970; 9: 639-43.
10. Burckhardt CB., "A simplification of Lee's method of generating holograms by computer", Appl Opt 1970 ; 9 : 1949.
11. I. Juvells, A. Carnicer, S. Vallmitjana, J..Campos, "Implementation of real filters in a joint transform correlator using a positive-only display", J. Optics (Paris), 1994, vol. 25, n° 1, pp. 33-40.
12. Don Doherty and Greg Hewlett, " Pulse width modulation control in DLP™ projectors", TI Technical Journals.