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检索条件"主题词=image processing algorithms"
650 条 记 录,以下是321-330 订阅
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Printed cylindrical lens pair for application to the seam concealment in tiled displays
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OPTICS EXPRESS 2018年 第2期26卷 824-834页
作者: Lee, Seunghwan Lee, Seungjae Yoon, Hyungsoo Lee, Chang-Kun Yoo, Chanhyung Park, Jongjang Byun, Junghwan Kim, Geonhee Lee, Byeongmoon Lee, Byoungho Hong, Yongtaek Seoul Natl Univ Dept Elect & Comp Engn Gwanakro 1 Seoul 08826 South Korea Seoul Natl Univ Inter Univ Semicond Res Ctr ISRC Gwanakro 1 Seoul 08826 South Korea
Seamless tiling of displays is one of the key enabling technologies for the next-generation large-area electronics applications. In this paper, we propose a facile method to demonstrate a seamless display using cylind... 详细信息
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Efficient coding and detection of ultra-long IDs for visible light positioning systems
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OPTICS EXPRESS 2018年 第10期26卷 13397-13407页
作者: Zhang, Hualong Yang, Chuanchuan Peking Univ State Key Lab Adv Opt Commun Syst & Networks Beijing 100871 Peoples R China
Visible light positioning (VLP) is a promising technique to complement Global Navigation Satellite System (GNSS) such as Global positioning system (GPS) and BeiDou Navigation Satellite System (BDS) which features the ... 详细信息
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Lens magnification affects the estimates of refractive error obtained using eccentric infrared photorefraction
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JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS image SCIENCE AND VISION 2018年 第6期35卷 908-915页
作者: Bharadwaj, Shrikant R. Bandela, Praveen K. Nilagiri, Vinay Kumar LV Prasad Eye Inst Brien Holden Inst Optometry & Vis Sci Rd 2Banjara Hills Hyderabad 500034 Andhra Prades India LV Prasad Eye Inst Hyderabad Eye Res Fdn Prof Brien Holden Eye Res Ctr Rd 2Banjara Hills Hyderabad 500034 Andhra Prades India
Positive- and negative-powered ophthalmic lenses are used in eccentric infrared photorefraction to calibrate the device, correct the subject's baseline refractive error before an experimental manipulation, or stim... 详细信息
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On the development of an effective image acquisition system or diamond quality grading
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APPLIED OPTICS 2018年 第33期57卷 9887-9897页
作者: Wang, Wenjing Cai, Lilong Hong Kong Univ Sci & Technol Dept Mech Engn Kowloon Hong Kong Peoples R China
In this paper, an effective diamond image acquisition system is proposed for capturing images of the diamond sample under inspection separately with transmitted and reflected light. The proposed system consists of two... 详细信息
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250 kHz, 1.5 μm resolution SD-OCT for in-vivo cellular imaging of the human cornea
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BIOMEDICAL OPTICS EXPRESS 2018年 第12期9卷 6569-6583页
作者: Tan, Bingyao Hosseinaee, Zohreh Han, Le Kralj, Olivera Sorbara, Luigina Bizheva, Kostadinka Univ Waterloo Dept Phys & Astron Waterloo ON N2L 3G1 Canada Singapore Natl Eye Ctr Singapore Eve Res Inst Singapore Singapore Univ Waterloo Dept Syst Design Engn Waterloo ON N2L 3G1 Canada Univ Waterloo Sch Optometry & Vis Sci Waterloo ON N2L 3G1 Canada
We present the first spectral domain optical coherence tomography (SD-OCT) system that combines an isotropic imaging resolution of similar to 1.5 mu m in biological tissue with a 250 kHz image acquisition rate, for in... 详细信息
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Real-time identification of the singleness of a trapped bead in optical tweezers
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APPLIED OPTICS 2018年 第5期57卷 1241-1246页
作者: Hu, Chunguang Su, Chenguang Yun, Zelin Wang, Sirong He, Chengzhi Gao, Xiaoqing Li, Shuai Li, Hongbin Hu, Xiaodong Hu, Xiaotang Tianjin Univ State Key Lab Precis Measuring Technol & Instrume Tianjin 300072 Peoples R China Univ British Columbia Dept Chem Vancouver BC V6T 1Z1 Canada
Beads trapped in optical tweezers are aligned along the optical propagation direction, which makes it difficult to determine the number of beads with bright-field microscopy. This problem also dramatically influences ... 详细信息
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Automatic quantification of choroidal neovascularization lesion area on OCT angiography based on density cell-like P systems with active membranes
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BIOMEDICAL OPTICS EXPRESS 2018年 第7期9卷 3208-3219页
作者: Xue, Jie Camino, Acner Bailey, Steven T. Liu, Xiyu Li, Dengwang Jia, Yali Oregon Hlth & Sci Univ Casey Eye Inst Portland OR 97239 USA Shandong Normal Univ Sch Management Sci & Engn Jinan 250014 Shandong Peoples R China Shandong Normal Univ Sch Phys & Elect Shandong Prov Key Lab Med Phys & Image Proc Techn Jinan 250014 Shandong Peoples R China
Detecting and quantifying the size of choroidal neovascularization (CNV) is important for the diagnosis and assessment of neovascular age-related macular degeneration. Depth-resolved imaging of the retinal and choroid... 详细信息
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RGB-to-RGBG conversion algorithm with adaptive weighting factors based on edge detection and minimal square error
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JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS image SCIENCE AND VISION 2018年 第6期35卷 969-976页
作者: Huang, Chengqiang Yang, Youchang Wu, Bo Yu, Weize Zunyi Normal Univ Sch Phys & Elect Sci Lab Applicat Specif Integrated Circuit Zunyi 563006 Peoples R China Old Dominion Univ Dept Elect & Comp Engn Norfolk VA 23529 USA
The sub-pixel arrangement of the RGBG panel and the image with RGB format are different and the algorithm that converts RGB to RGBG is urgently needed to display an image with RGB arrangement on the RGBG panel. Howeve... 详细信息
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Focus detection by shearing interference of vortex beams for non-imaging systems
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APPLIED OPTICS 2018年 第5期57卷 1037-1042页
作者: Li, Xiongfeng Zhan, Shichao Liang, Yiyong Zhejiang Univ State Key Lab Modern Opt Instrumentat Hangzhou 310027 Zhejiang Peoples R China
In focus detection of non-imaging systems, the common image-based methods are not available. Also, interference techniques are seldom used because only the degree with hardly any direction of defocus can be derived fr... 详细信息
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Low-cost, readily available 3D microscopy imaging system with variable focus spinner
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OPTICS EXPRESS 2018年 第23期26卷 30576-30587页
作者: Wang, Lihui Cui, Jianjiang Tabata, Satoshi Ishikawa, Masatoshi Univ Tokyo Grad Sch Informat Sci & Technol Dept Creat Informat Bunkyo Ku 7-3-1 Hongo Tokyo 1138656 Japan Northeastern Univ Coll Informat Sci & Engn Inst Intelligent Syst 11 Lane 3Wenhua Rd Shenyang 110819 Liaoning Peoples R China Univ Tokyo Grad Sch Informat Sci & Technol Dept Informat Phys & Comp Bunkyo Ku 7-3-1 Hongo Tokyo 1138656 Japan
A large open aperture in an optical system can capture high-resolution images but yields a shallow depth of field. To overcome this issue, we investigated a low-cost, readily available method for retrofitting microsco... 详细信息
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