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Single face image super-resolution via multi-dictionary bayesian non-parametric learning

  • Jingjing Wu
  • , Hua Zhang
  • , Yanbing Xue*
  • , Mian Zhou
  • , Guangping Xu
  • , Zan Gao
  • *Corresponding author for this work
  • Tianjin University of Technology
  • Key Laboratory of Computer Vision and System

Research output: Chapter in Book or Report/Conference proceedingConference Proceedingpeer-review

Abstract

The face image super-resolution is a domain specific problem. Human face has complex, and fixed domain specific priors, which should be detail explored in super-resolution algorithm. This paper proposes an effective single image face super-resolution method by pre-clustering training data and Bayesian non-parametric learning. After pre-clustering, face patches from different clusters represent different areas in face, and also offer specific priors on these areas. Bayesian non-parametric learning captures consistent and accurate mapping between coupled spaces. Experimental results show that our method produces competitive results to other state-of-the-art methods, with much less computational time.

Original languageEnglish
Title of host publicationNeural Information Processing - 22nd International Conference, ICONIP 2015, Proceedings
EditorsWeng Kin Lai, Qingshan Liu, Tingwen Huang, Sabri Arik
PublisherSpringer Verlag
Pages540-548
Number of pages9
ISBN (Print)9783319265315
DOIs
Publication statusPublished - 2015
Externally publishedYes
Event22nd International Conference on Neural Information Processing, ICONIP 2015 - Istanbul, Turkey
Duration: 9 Nov 201512 Nov 2015

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9489
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference22nd International Conference on Neural Information Processing, ICONIP 2015
Country/TerritoryTurkey
CityIstanbul
Period9/11/1512/11/15

Keywords

  • Beta process
  • Multi-dictionary
  • Pre-clustering
  • Super-resolution

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