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Keyword

defocus detection

Description: The process of determining whether, and by how much, an optical system or image is out of focus using optical or computational methods.
OpenAlex ID: keywords/defocus-detection
Evaluation of focus measures in multi-focus image fusion
2006 · Wei Huang, Zhongliang Jing · Pattern Recognition Letters · 566
A new wavelet-based measure of image focus
2002 · Jaroslav Kautsky, Jan Flusser, et al. · Pattern Recognition Letters · 142
Telecentric optics for focus analysis
1997 · M. Watanabe, S.K. Nayar · IEEE Transactions on Pattern Analysis and Machine Intelligence · 95
Multifocus image fusion by combining with mixed-order structure tensors and multiscale neighborhood
2016 · Huafeng Li, Xiaosong Li, et al. · Information Sciences · 71
All-optical microscope autofocus based on an electrically tunable lens and a totally internally reflected IR laser
2018 · M. Bathe-Peters, P. Annibale, et al. · Optics Express · 67
Myopia: why the retina stops inhibiting eye growth
2022 · Barbara Swiatczak, Frank Schaeffel · Scientific Reports · 66
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A Novel Auto-Focus Method for Image Processing Using Laser Triangulation
2019 · Xiaobo Zhang, Fumin Fan, et al. · IEEE Access · 54
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Minimal operator set for passive depth from defocus
1996 · M. Watanabe, S.K. Nayar · IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings - IEEE Computer Society Conference on Computer Vision and Pattern Recognition/Proceedings · 51
Infant eyes: optics and accommodation
1982 · Howard C. Howland · Current Eye Research · 44
Pediatric Vision Screener 1: instrument design and operation
2004 · David G. Hunter, Deborah S. Nassif, et al. · Journal of Biomedical Optics · 43
A theoretical analysis of the visual accommodation system in humans
1966 · Hewitt D. Crane · NASA Technical Reports Server (NASA) · 42
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Autofocus system for microscope
2002 · Qingxiang Li, Lifen Bai, et al. · Optical Engineering · 39
Can the retina alone detect the sign of defocus?
2013 · Frank Schaeffel, Christine Wildsoet · Ophthalmic and Physiological Optics · 36
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How chromatic cues can guide human eye growth to achieve good focus
2021 · Timothy J. Gawne, Rafael Grytz, et al. · Journal of Vision · 31
Focus Measurement in Color Space for Shape From Focus Systems
2021 · Husna Mutahira, Bilal Ahmad, et al. · IEEE Access · 30
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New focus assessment method for iris recognition systems
2008 · Jain Jang, Kang Ryoung Park, et al. · Pattern Recognition Letters · 25
Large-range and high-precision autofocus method based on an annular DOE for a laser direct writing system
2022 · Jialin Du, Fanxing Li, et al. · Optics Express · 23
Longitudinal chromatic aberration of the human infant eye
2008 · Jingyun Wang, T. Rowan Candy, et al. · Journal of the Optical Society of America A · 23
Myopia and models and mechanisms of refractive error control
2002 · M LAWRENCE, D AZAR · Ophthalmology Clinics of North America · 23
New pediatric vision screener, part II: electronics, software, signal processing and validation
2016 · Boris I. Gramatikov, Kristina Irsch, et al. · BioMedical Engineering OnLine · 18
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Focal Surface Detection of High Numerical Aperture Objective Lens Based on Differential Astigmatic Method
2021 · Jia-Lin Du, Wei Yan, et al. · IEEE photonics journal · 17
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Image focus measure based on polynomial coefficients and spectral radius
2015 · Vilas H. Gaidhane, Yogesh V. Hote, et al. · Signal Image and Video Processing · 17
The sensitivity of the chick eye to refractive defocus
1997 · Katrina L. Schmid, Christine F. Wildsoet · Ophthalmic and Physiological Optics · 14
Multi-Depth-of-Field 3-D Profilometry for a Microscopic System With Telecentric Lens
2021 · Xianshun Wang, Dongchen Zhu, et al. · IEEE Transactions on Instrumentation and Measurement · 13
Attacking Defocus Detection With Blur-Aware Transformation for Defocus Deblurring
2023 · Wenda Zhao, Guang Hu, et al. · IEEE Transactions on Multimedia · 12
Works count: 164
Citation count: 1,791
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