A fast auto-focusing technique for the long focal lens TDI CCD camera in remote sensing applications

Scientific Charge-Coupled Devices

James R. Janesick, Tom Elliott, S. A. Collins et al. · Optical Engineering · 1987 · 850 citations

Electrical Engineering, Image Sensor, Engineering +14

Autofocusing in computer microscopy: Selecting the optimal focus algorithm

Yu Sun, Stefan Duthaler, Bradley J. Nelson · Microscopy Research and Technique · 2004 · 446 citations

Engineering, Microscopy, Biomedical Engineering +17

Depth from defocus: A spatial domain approach

Murali Subbarao, Gopal Surya · International Journal of Computer Vision · 1994 · 411 citations

Geometric Modeling, Machine Vision, Engineering +7

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

Murali Subbarao, JennKwei Tyan · IEEE Transactions on Pattern Analysis and Machine Intelligence · 1998 · 319 citations

Machine Vision, Engineering, Measurement +14

New autofocusing technique using the frequency selective weighted median filter for video cameras

Kang-Sun Choi, Jun-Suk Lee · IEEE Transactions on Consumer Electronics · 1999 · 143 citations

Machine Vision, Image Analysis, Autofocusing Method +10