Video Data Modeling Using Sequential Correspondence Hierarchical Dirichlet Processes

Jianfei XUE, Koji EGUCHI

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Summary :

Video data mining based on topic models as an emerging technique recently has become a very popular research topic. In this paper, we present a novel topic model named sequential correspondence hierarchical Dirichlet processes (Seq-cHDP) to learn the hidden structure within video data. The Seq-cHDP model can be deemed as an extended hierarchical Dirichlet processes (HDP) model containing two important features: one is the time-dependency mechanism that connects neighboring video frames on the basis of a time dependent Markovian assumption, and the other is the correspondence mechanism that provides a solution for dealing with the multimodal data such as the mixture of visual words and speech words extracted from video files. A cascaded Gibbs sampling method is applied for implementing the inference task of Seq-cHDP. We present a comprehensive evaluation for Seq-cHDP through experimentation and finally demonstrate that Seq-cHDP outperforms other baseline models.

Publication
IEICE TRANSACTIONS on Information Vol.E100-D No.1 pp.33-41
Publication Date
2017/01/01
Publicized
2016/10/07
Online ISSN
1745-1361
DOI
10.1587/transinf.2016MUP0007
Type of Manuscript
Special Section PAPER (Special Section on Enriched Multimedia —New Technology Trends in Creation, Utilization and Protection of Multimedia Information—)
Category

Authors

Jianfei XUE
  Kobe University
Koji EGUCHI
  Kobe University

Keyword

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