IMAGE ENHANCEMENT BY TOTAL VARIATION QUASI-SOLUTION METHOD1 A.S. Krylov, V.N. Tsibanov, A.M. Denisov MSU, Faculty of computational mathematics and cybernetics, Leninskie Gory, Moscow, Russia, 119991 kryl@cs.msu.su, tsibanov@angel.cs.msu.su, den@cs.msu.su New method of image restoration, based on quasi-solution method for compact set of functions with bounded total variation is introduced. ... Tikhonov regularization method [1, 2] is usually used for the stabilization of this problem. ...
Fast Super-Resolution from video data using optical flow estimation Andrey Krylov Faculty of Computational Mathematics and Cybernetics, Moscow Lomonosov State University, Moscow, Russia kryl@cs.msu.ru Abstract Regularization-based and a fast non-iterative methods using optical flow estimation are suggested for video data super-resolution with correction of nonuniform illumination. ... In this case, k-th frame is considered as a shifted first image. ... Deblur the resulting image. ...
Pipe Line Filtering Dmitry V. Yurin Moscow State University, Faculty of Computational Mathematics and Cybernetics, Lab. of Mathematical Methods of Image Processing. yurin_d@inbox.ru Abstract A unified template C++ library is proposed for image filtering by local environment. ... It makes easy to combine filters and transfer output of filters to input of others. ... Otherwise, each filter one time should process input and output lines with the same relative numbers in the images. ...
An Approach to Finding and Refinement Planes in 3D Points Cloud, Obtained Under 3D Recovery from Image Set Ekaterina V. Semeikina*, Dmitry V. Yurin * ** Moscow State University, Faculty of Computational Mathematics and Cybernetics, Lab. of Mathematical Methods of Image Processing. ... Inputs of the algorithm are a set of images (Figure 1), feature points founded on them, established correspondences between points, recovered 3D coordinates of these points (Figure 4) and their errors estimates. ...
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Ссылки http://imaging.cs.msu.su/pub/2008.cyprus.yurin_semeikina.plane.en.pdf -- 372.3 Кб -- 09.07.2008 Похожие документы
High-Quality Spatial Interpolation of Interlaced Video Alexey Lukin Laboratory of Mathematical Methods of Image Processing Department of Computational Mathematics and Cybernetics Moscow State University, Moscow, Russia lukin@graphics.cs.msu.ru Abstract Deinterlacing is the process of converting of interlaced-scan video sequences into progressive scan format. ... The proposed spatial interpolation algorithm is used as a part of a motion-compensated video deinterlacing method. ...
... lnp m, m ( ) cos(n 2m) sin(n 2m) lnp m, m . ... 2 CASIA-IrisV3 [3]. CASIA-IrisV3, CASIA Iris Image Database (version 1.0), UBIRIS.v1 database. ... 1] [1] Andrey S. Krylov and Elena A. Pavelyeva. Iris Data Parametrization by Hermite Projection Method", GraphiCon'2007 Conference proceedings, Moscow, pages 147-149, 2007. 2] Andrey V Kutovoi, Andrey S. Krylov. A New Method for Texture-Based Image Analysis", GraphiCon'2006 Conference proceedings, Novosibirsk, pages 235-238, 2006. ...
Face image super-resolution from video data with non-uniform illumination Andrey S. Krylov, Andrey V. Nasonov, Dmitry V. Sorokin Faculty of Computational Mathematics and Cybernetics Moscow Lomonosov State University, Moscow, Russia kryl@cs.msu.su, nasonov@cs.msu.ru, sorokin_dm@bk.ru Abstract Tikhonov regularization approach and block motion model ar e used to solve super-resolution problem for face video data. ... OUR APPROACH We consider the task of face image super-resolution from video data. ...
... Mu, Mv] T , 06-01-00789-, 07-07-00031 06-01-39006-_. ... Biometric Systems: Technology, Design and Performance Evaluation. Springer Verlag, 2004. 2] Lin Wang, Mo Dai. ... IEEE Proc. First Int. Conf. DFMA 2005, pp. 206-209. ...
О едином подходе к фильтрации изображений 1 О едином подходе к программной реализации фильтрации изображений по локальной окрестности Москва, ВМиК МГУ им. М.В.Ломоносова yurin_d@inbox.ru Юрин Д. В. Любая практически полезная система обработки изображений включает в себя наряду с другими компонентами разнообразные алгоритмы фильтрации изображений. ... Часто фильтры используются последовательно, образуя "сложный" фильтр (СФ). ... Источником данных является фильтр с N = 0, а приемником - с M = 0. ...
Методы и алгоритмы совмещения изображений и их применение 1 Методы и алгоритмы совмещения изображений и их применение в задачах восстановления трехмерных сцен и панорам, анализе медицинских изображений Юрин Д. В., Крылов А. С., Волегов Д. Б., Насонов А. В., Свешникова Н. В. Москва, ВМиК МГУ им. М.В.Ломоносова yurin_d@inbox.ru Задача совмещения ... 3] Волегов Д.Б., Юрин Д.В. Грубое совмещение изображений по найденным на них прямым линиям // Труды конференции Графикон 2006, Новосибирск. ...
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Ссылки http://imaging.cs.msu.su/pub/2007.mmro.Yurin_Krylov_Nasonov.SI.ru.pdf -- 144.4 Кб -- 14.06.2007 Похожие документы
Preliminary image registration for creation of virtual models of real objects Dmitriy B. Volegov Moscow Institute of Physics and Technology Moscow, Russia Email: dvolegov@dgap.mipt.ru Dmitriy V. Yurin Moscow State University Moscow, Russia Email: yurin@list.ru Abstract--New image processing algorithms are presented facilitating creation of virtual models of real objects: finding straight lines and rough image registration. Lines are found via Fast Hough Transform using Hartley Transform. ...
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Ссылки http://imaging.cs.msu.su/pub/2007.CyberWorlds.Yurin_Volegov.Draft.en.pdf -- 715.5 Кб -- 24.05.2007 Похожие документы
... rank M = 3 , , , , [3]. ... W': )) W ' = UV T = (U )( V T ) = MS , rank (W ' ) (5) U, V - , = diag(1,...,n), n = min(2F, P), 1,...,n - W. , , , x . ... A Paraperspective Factorization Method for Shape and Motion Recovery: //Technical Report CMU-CS-93-219 / School of Computer Science, Carnegie Mellon University. ... 12- '2002 . ... Computer Science Department, Technical Report, 1993, http://www.cs.ucf.edu/~vision/papers/analysisOfShapeFromShadingTechniques.pdf Eric Krotkov Fabio Cozman. ...
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Ссылки http://imaging.cs.msu.su/pub/2005.icpt.Yurin_Sveshnikova.ar.ru.pdf -- 725.4 Кб -- 17.05.2005 Похожие документы
Streaming Waveform Data Processing by Hermite Expansion for TextIndependent Speaker Indexing from Continuous Speech Andrey S. Krylov, Danil N. Kortchagine, Alexey S. Lukin Faculty of Computational Mathematics and Cybernetics, Moscow State University Moscow, Russia Abstract In this paper we shall consider the new projection scheme of streaming waveform data processing for text-independent speaker indexing from continuous speech. ... Second algorithm is based on a use of time filter. ...
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Ссылки http://imaging.cs.msu.su/pub/2002.graphicon.Krylov_Korchagin_Lukin.Hermite.en.pdf -- 904.9 Кб -- 01.09.2002 Похожие документы
ISBN-5-7417-0184-1. ... 2002 - - . ... c = min (S a1 , a2 ,a3 , a E [4]. , pt c 2 pt () c = N - 2 3- b1 , b2 , b3 , b4 , , ( ( , . ... Pc , Pc > c p Pp cp - 180є - . P= 0, Pc > c p Pp - max , . P= 5 0, > Pc , < , , max max : . Pp, (6) , Pp (5) - P= 1 2D + 1 D= max M= max ISBN-5-7417-0184-1. . ... L M cD PT ca c c d d p max min max T 0 0< c 0< c 0 < c 8 PT 0 < ca 0 < d d d min max min L >d D p max 8 32 M min 1 1 1 1 1 <180 T d max 0.25 16 0.3 0.75 0.16 64 8 120 8 0.4 8 , , , ., 2002 . ...
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Ссылки http://imaging.cs.msu.su/pub/2002.mipt_ipm.Yurin_Nepomnyashy.CornerDetector.ru.pdf -- 245.5 Кб -- 31.05.2002 Похожие документы