Adaptive autofocusing: A closed-loop perspective

Journal of the Optical Society of America A: Optics and Image Science, and Vision

Volumn 22, Issue 4, 2005, Pages 625-635

  Zhang, Ying ^a   Wen, Changyun ^b   Soh, Yeng Chai ^b   Fong, Aik Meng ^a  

^a SINGAPORE INSTITUTE OF MANUFACTURING TECHNOLOGY   (Singapore)

^b NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

Author keywords

[No Author keywords available]

Indexed keywords

ADAPTIVE CONTROL SYSTEMS; CLOSED LOOP CONTROL SYSTEMS; FOCUSING; MATHEMATICAL MODELS; OPTICAL TRANSFER FUNCTION; SELF TUNING CONTROL SYSTEMS;

ADAPTIVE AUTOFOCUSING; FOCUS TUNING; PARABOLIC TRANSFER FUNCTION;

IMAGE PROCESSING;

ALGORITHM; ARTICLE; ARTIFICIAL INTELLIGENCE; COMPUTER AIDED DESIGN; COMPUTER ASSISTED DIAGNOSIS; COMPUTER SIMULATION; EQUIPMENT; EQUIPMENT DESIGN; EVALUATION; FEEDBACK SYSTEM; IMAGE ENHANCEMENT; METHODOLOGY; PHOTOGRAPHY; REPRODUCIBILITY; SENSITIVITY AND SPECIFICITY; THEORETICAL MODEL; VALIDATION STUDY;

ALGORITHMS; ARTIFICIAL INTELLIGENCE; COMPUTER SIMULATION; COMPUTER-AIDED DESIGN; EQUIPMENT DESIGN; EQUIPMENT FAILURE ANALYSIS; FEEDBACK; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; MODELS, THEORETICAL; PHOTOGRAPHY; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY;

EID: 17644397329     PISSN: 10847529     EISSN: None     Source Type: Journal    
DOI: 10.1364/JOSAA.22.000625     Document Type: Article

References (12)

1. A. Pentland, "New sense for depth of field," IEEE Trans. Pattern Anal. Mach. Intell. PAMI-9, 523-531 (1987).
2. L.-M. Koh and H.-O. Lim, "Computer vision techniques for IC wire-bond height inspection," in Automatic Inspection and Novel Instrumentation, A. T. S. Ho, S. Rao, and L. M. Cheng, eds., Proc. SPIE 3185, 11-21 (1997).
3. R. A. Jarvis, "Focus optimization criteria for computer image processing," Microscope 24, 163-180 (1976).
4. E. Krotkov and E. Paul, Active Computer Vision by Cooperative Focus and Stereo (Springer-Verlag, New York, 1989).
5. M. Chargi, A. Nyeck, and A. Tosser, "Focusing criterion," Electron. Lett. 27, 1233-1235 (1991).
6. M. Subbarao and T. Choi, "Focusing techniques," Opt. Eng. 32, 2824-2836 (1993).
7. M. Subbarao and J. Tyan, "Selecting the optimal focus measure for auto-focusing and depth-from-focus," IEEE Trans. Pattern Anal. Mach. Intell. 20, 864-870 (1998).
8. S. Nayar and Y. Nakagawa, "Shape from focus," IEEE Trans. Pattern Anal. Mach. Intell. 16, 824-831 (1994).
9. Y. Xiong and S. A. Shafer, "Moment filters for high precision computational of focus and stereo," in Proceedings of the IEEE / RSJ International Conference on Intelligent Robots and Systems (IEEE Press, Piscataway, N.J., 1995), Vol. 3, pp. 108-113.
10. S. J. J. Widjaja, "Use of wavelet analysis for improving autofocusing capability," Opt. Commun. 151(1-3), 12-14 (1998).
11. Y. Zhang, Y. Zhang, and C. Wen, "A new focus measure method using moments," Int. J. Image Vision Comput. 18, 959-965 (2000).
12. G. C. Goodwin and K. S. Sin, Adaptive Filtering: Prediction and Control (Prentice Hall, Englewood Cliffs, N.J., 1984).