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检索条件"主题词=Image processing algorithms"
650 条 记 录,以下是351-360 订阅
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A Comparative Analysis of Implementation Performances for image processing Applications Used to Control Robotic Arms
A Comparative Analysis of Implementation Performances for Im...
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IEEE International Conference on Environment and Electrical Engineering
作者: Radu-Stefan Ricman Roland Szabo Aurel Gontean Applied Electronics Department Politehnica University Timisoara Timisoara Romania
This paper presents an analysis of code implementation performance for image processing algorithms. The test is made for image processing algorithms for robotic arms, but it is suitable for any type of image processin... 详细信息
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Comparison and evaluation of geometric calibration methods for infrared cameras to perform metric measurements on a plane
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APPLIED OPTICS 2018年 第18期57卷 D1-D10页
作者: Usamentiaga, R. Ibarra-Castanedo, C. Maldague, X. Univ Oviedo Dept Comp Sci & Engn Gijon 33204 Spain Laval Univ Comp Vis & Syst Lab Quebec City PQ G1 V 0A6 Canada
Geometric information from infrared images can complement the information about the measured infrared radiation. However, this requires geometric camera calibration. In this work, three calibration methods for infrare... 详细信息
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Perceptually uniform color space for image signals including high dynamic range and wide gamut
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OPTICS EXPRESS 2017年 第13期25卷 15131-15151页
作者: Safdar, Muhammad Cui, Guihua Kim, Youn Jin Luo, Ming Ronnier Zhejiang Univ State Key Lab Modern Opt Instrumentat Hangzhou 310027 Zhejiang Peoples R China COMSATS Inst Informat Technol Dept Comp Sci Sahiwal 57000 Pakistan Wenzhou Univ Sch Phys & Elect Informat Engn Wenzhou 325035 Peoples R China Huawei Technol Co Ltd Shanghai 201206 Peoples R China Univ Leeds Sch Design Leeds LS2 9JT W Yorkshire England
A perceptually uniform color space has been long desired for a wide range of imaging applications. Such a color space should be able to represent a color pixel in three unique and independent attributes (lightness, ch... 详细信息
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Robust motion-free and error-correcting method of estimating the focal length of a lens
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APPLIED OPTICS 2017年 第2期56卷 342-353页
作者: Reza, Syed Azer Anjum, Arslan Lahore Univ Management Sci Dept Elect Engn DHA Phase 2Sect U Lahore 54792 Pakistan Masdar Inst Sci & Technol Dept Elect Engn & Comp Sci Abu Dhabi U Arab Emirates
This paper presents a motion-free technique to characterize the focal length of any spherical convex or concave lens. The measurement test-bench uses a Gaussian laser beam, an electronically controlled variable focus ... 详细信息
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Precise calibration of pupil images in pyramid wavefront sensor
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APPLIED OPTICS 2017年 第12期56卷 3281-3286页
作者: Liu, Yong Mu, Quanquan Cao, Zhaoliang Hu, Lifa Yang, Chengliang Xuan, Li Chinese Acad Sci Changchun Inst Opt Fine Mech & Phys State Key Lab Appl Opt Changchun 130033 Peoples R China Univ Chinese Acad Sci Beijing 100039 Peoples R China
The pyramid wavefront sensor (PWFS) is a novel wavefront sensor with several inspiring advantages compared with Shack-Hartmann wavefront sensors. The PWFS uses four pupil images to calculate the local tilt of the inco... 详细信息
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Accurate 3D autostereoscopic display using optimized parameters through quantitative calibration
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JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS image SCIENCE AND VISION 2017年 第5期34卷 804-812页
作者: Fan, Zhencheng Chen, Guowen Xia, Yan Huang, Tianqi Liao, Hongen Tsinghua Univ Sch Med Dept Biomed Engn Beijing 100084 Peoples R China
Quality of three-dimensional (3D) autostereoscopic displays is mainly influenced by the mismatch between the optical apparatus setups and image generation algorithms. In this paper, we take the optical apparatus setup... 详细信息
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3D second harmonic generation imaging tomography by multi-view excitation
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OPTICA 2017年 第10期4卷 1171-1179页
作者: Campbell, Kirby R. Wen, Bruce Shelton, Emily M. Swader, Robert Cox, Benjamin L. Eliceiri, Kevin Campagnola, Paul J. Univ Wisconsin Dept Biomed Engn Lab Opt & Computat Instrumentat 1550 Engn Dr Madison WI 53706 USA Morgridge Inst Res 330 N Orchard St Madison WI 53715 USA
Biological tissues have complex 3D collagen fiber architecture that cannot be fully visualized by conventional second harmonic generation (SHG) microscopy due to electric dipole considerations. We have developed a mul... 详细信息
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Optomechanical design of a portable compact bidirectional texture function measurement instrument
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APPLIED OPTICS 2017年 第4期56卷 1183-1193页
作者: Hosek, Jan Havran, Vlastimil Nemcova, Sarka Bittner, Jiri Cap, Jiri Czech Tech Univ Fac Mech Engn Dept Instrumentat & Control Engn Tech 4 CR-16635 Prague Czech Republic Czech Tech Univ Fac Elect Engn Dept Comp Graph & Interact Karlovo Nam 13 CR-16635 Prague Czech Republic
Recent developments in optoelectronics and material processing techniques make it possible to design and produce a portable and compact measurement instrument for bidirectional texture function (BTF). Parallelized opt... 详细信息
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Lensless complex amplitude image retrieval through a visually opaque scattering medium
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APPLIED OPTICS 2017年 第16期56卷 4591-4597页
作者: Das, Bhargab Bisht, Nandan S. Vinu, R. V. Singh, Rakesh Kumar Cent Sci Instruments Org CSIR Adv Mat & Sensors Div Sect 30-C Chandigarh 160030 India Kumaun Univ Dept Phys SSJ Campus Almora 263601 Uttarakhand India Indian Inst Space Sci & Technol Dept Phys Appl & Adapt Opt Lab Trivandrum 695547 Kerala India
We propose and experimentally demonstrate lensless complex amplitude image retrieval through a visually opaque scattering medium from spatially fluctuating fields using intensity measurement and a phase-retrieval algo... 详细信息
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Single-spot two-dimensional displacement measurement based on self-mixing interferometry
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OPTICA 2017年 第7期4卷 729-735页
作者: Zhu, Kaiyi Guo, Bo Lu, Yueyue Zhang, Shulian Tan, Yidong Tsinghua Univ State Key Lab Precis Measurement Technol & Instru Dept Precis Instrument Beijing 100084 Peoples R China
The simultaneous and independent measurements of in-plane and out-of-plane displacements are significant issues to be solved in research. Here a novel system to realize single-spot two-dimensional (2D) displacement me... 详细信息
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