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020 _a9783031022531
024 7 _a10.1007/978-3-031-02253-1
_2doi
040 _aES-MaUEC
_bspa
_cES-MaUEC
_dES-MaUEC
050 4 _aTA1637.5
_b2015 EB
100 1 _aZhang, Qiang
_eautor
_4aut
_4http://id.loc.gov/vocabulary/relators/aut
_9686358
_c(Computer scientist)
245 1 0 _aDictionary Learning in Visual Computing
_cby Qiang Zhang, Baoxin Li
250 _a1st edition 2015
264 1 _aCham
_bSpringer International Publishing
_c2015
300 _a1 recurso en línea (XVII, 133 páginas)
336 _atexto
_btxt
_2rdacontent
337 _aelectrónico
_bc
_2rdamedia
338 _arecurso electrónico
_bcr
_2rdacarrier
347 _aarchivo de texto
_bPDF
490 0 _aSynthesis Lectures on Image Video and Multimedia Processing
_x1559-8144
505 0 _aAcknowledgments -- Figure Credits -- Introduction -- Fundamental Computing Tasks in Sparse Representation -- Dictionary Learning Algorithms -- Applications of Dictionary Learning in Visual Computing -- An Instructive Case Study with Face Recognition -- Bibliography -- Authors' Biographies.
520 _aThe last few years have witnessed fast development on dictionary learning approaches for a set of visual computing tasks, largely due to their utilization in developing new techniques based on sparse representation. Compared with conventional techniques employing manually defined dictionaries, such as Fourier Transform and Wavelet Transform, dictionary learning aims at obtaining a dictionary adaptively from the data so as to support optimal sparse representation of the data. In contrast to conventional clustering algorithms like K-means, where a data point is associated with only one cluster center, in a dictionary-based representation, a data point can be associated with a small set of dictionary atoms. Thus, dictionary learning provides a more flexible representation of data and may have the potential to capture more relevant features from the original feature space of the data. One of the early algorithms for dictionary learning is K-SVD. In recent years, many variations/extensions of K-SVD and other new algorithms have been proposed, with some aiming at adding discriminative capability to the dictionary, and some attempting to model the relationship of multiple dictionaries. One prominent application of dictionary learning is in the general field of visual computing, where long-standing challenges have seen promising new solutions based on sparse representation with learned dictionaries. With a timely review of recent advances of dictionary learning in visual computing, covering the most recent literature with an emphasis on papers after 2008, this book provides a systematic presentation of the general methodologies, specific algorithms, and examples of applications for those who wish to have a quick start on this subject.
988 _aSynthesis Collection of Technology_2015
650 7 _2embne
_9166090
_aAprendizaje automático
650 7 _2embne
_9667934
_aProceso de imágenes
_xModelos matemáticos
650 7 _2embne
_9159793
_aVisión por ordenador
700 1 _aLi, Baoxin
_eautor
_4aut
_4http://id.loc.gov/vocabulary/relators/aut
_9686359
776 0 8 _iPrinted edition:
_z9783031011252
776 0 8 _iPrinted edition:
_z9783031033810
856 4 0 _uhttps://go.openathens.net/redirector/universidadeuropea.es?url=https://doi.org/10.1007/978-3-031-02253-1
_zAcceso a este recurso digital (usuarios Universidad Europea de Madrid)
942 _2lcc
_cLE
998 _b01/2023
_dz
_esc
_zSI