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020 _a9783319449418
040 _aES-MaUEC
050 4 _aQC367
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082 0 4 _a006.6
100 1 _aGibson, Joel
_0Local
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245 1 0 _aOptical Flow and Trajectory Estimation Methods
_cby Joel Gibson, Oge Marques
260 _aCham
_bSpringer International Publishing
_c2016
300 _a1 recurso en línea (X, 49 páginas)
_b6 ilustraciones
336 _aTexto
_btxt
_2rdacontent
337 _aelectrónico
_bc
_2rdamedia
338 _arecurso electrónico
_bcr
_2rdacarrier
490 0 _aSpringerBriefs in Computer Science
_x2191-5768
505 0 _aOptical Flow Fundamentals -- Optical Flow and Trajectory Methods in Context -- Sparse Regularization of TV-L Optical Flow -- Robust Low Rank Trajectories.
520 3 _aThis brief focuses on two main problems in the domain of optical flow and trajectory estimation: (i) The problem of finding convex optimization methods to apply sparsity to optical flow; and (ii) The problem of how to extend sparsity to improve trajectories in a computationally tractable way. Beginning with a review of optical flow fundamentals, it discusses the commonly used flow estimation strategies and the advantages or shortcomings of each. The brief also introduces the concepts associated with sparsity including dictionaries and low rank matrices. Next, it provides context for optical flow and trajectory methods including algorithms, data sets, and performance measurement. The second half of the brief covers sparse regularization of total variation optical flow and robust low rank trajectories. The authors describe a new approach that uses partially-overlapping patches to accelerate the calculation and is implemented in a coarse-to-fine strategy. Experimental results show that combining total variation and a sparse constraint from a learned dictionary is more effective than employing total variation alone. The brief is targeted at researchers and practitioners in the fields of engineering and computer science. It caters particularly to new researchers looking for cutting edge topics in optical flow as well as veterans of optical flow wishing to learn of the latest advances in multi-frame methods.
710 2 _aSpringerLink (Online service)
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988 _aEBOOK, asignarmaterias , EBSPRINGER
650 0 7 _aGráficos de ordenador
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650 7 _aÓptica
_0(OCoLC)1046776
_2embne
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_9139211
700 1 _aMarques, Oge.
_999997
_0Local
856 4 0 _uhttps://go.openathens.net/redirector/universidadeuropea.es?url=https://link.springer.com/book/10.1007/978-3-319-44941-8
_zAcceso a este recurso digital (usuarios Universidad Europea de Madrid)
901 _ai9783319449418
907 _a.b12956223
_b10-10-17
_c21-11-16
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