Selecting the optimal focus measure for autofocusing and depth-from-focus

IEEE Transactions on Pattern Analysis and Machine Intelligence

Volumn 20, Issue 8, 1998, Pages 864-870

  Subbarao, Murali ^a   Tyan, Jenn Kwei ^a  

^a Stony Brook University   (United States)

Author keywords

Autofocusing; Depth fromfocus; Focus analysis. 1998 ieee; Focus measure; Focusing

Indexed keywords

CAMERA LENSES; COMPUTER SIMULATION; ERROR ANALYSIS; IMAGE ANALYSIS; SENSITIVITY ANALYSIS; STATISTICAL METHODS;

AUTOFOCUSING UNCERTAINTY MEASURE (AUM);

FOCUSING;

EID: 0032138785     PISSN: 01628828     EISSN: None     Source Type: Journal    
DOI: 10.1109/34.709612     Document Type: Article

References (6)

1. E. Krotkov, "Focusing," Int'I J. Computer Vision, vol. 1, pp. 223-237, 1987.
2. S.K. Nayar, "Shape From Focus System" Proc. IEEE CS Conf. on Computer Vision and Pattern Recognition, pp. 302-308, Champaign, 111., June 1992.
3. M. Subbarao, T. Choi, and A. Nikzad, "Focusing Techniques," J. Optical Eng., vol. 32, no. 11, pp. 2,824-2,836, Nov. 1993.
4. M. Subbarao, and J.K. Tyan, "The Optimal Focus Measure for Passive Autofocusing and Depth-from-Focus," Proc. SPIE Conf. Viedometrics IV, vol. 2,598, pp. 89-99, Philadelphia, Oct. 1995.
5. M. Subbarao, and J.K. Tyan, "Root-Mean Square Error in Passive Autofocusing and 3D Shape Recovery," Proc. SPIE Conf., vol. 2,909, Three-Dimensional Imaging and Laser-Based Systems for Metrology and Inspection II, pp. 162-177, Boston, Nov. 1996.
6. J.K. Tyan, "Analysis and Application of Autofocusing and Three-Dimensional Shape Recovery Techniques Based on Image Focus and Defocus," PhD thesis, Dept. of Electrical Eng., SUNY at Stony Brook, 1997.