Weighting informativeness of bag-of-visual-words by kernel optimization for video concept detection

VLS-MCMR'10 - Proceedings of the 2010 ACM International Workshop on Very-Large-Scale Multimedia Corpus, Mining and Retrieval, Co-located with ACM Multimedia 2010

Volumn , Issue , 2010, Pages 55-58

  Wang, Feng ^a   Merialdo, Bernard ^b  

^a EAST CHINA NORMAL UNIVERSITY   (China)

^b EURECOM   (France)

Author keywords

Bag of visual words; Concept detection; Kernel optimization

Indexed keywords

BAG-OF-VISUAL-WORDS; CONCEPT DETECTION; DISCRIMINATIVE ABILITY; HIGH-LEVEL FEATURES; INFORMATIVENESS; KERNEL OPTIMIZATIONS; LOCAL INFORMATION; TF-IDF WEIGHTING; TRECVID; VIDEO CONCEPT DETECTION; VISUAL INFORMATION; VISUAL VOCABULARIES; VISUAL WORD;

OPTIMIZATION;

FEATURE EXTRACTION;

EID: 78650853993     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1145/1878137.187815     Document Type: Conference Paper

References (8)

1. S. F. Chang and et al, "Columbia University/VIREO-CityU/IRIR TRECVID2008 High-Level Feature Extraction and Interactive Video Search", NIST TRECVID Workshop, 2008.
2. N. Cristianini, J. Kandola, A. Elisseeff, and J. S-Taylor, "On Kernel Target Alignment", Advances in Neural Information Processing Systems, vol. 14, pp. 367-373, 2002.
3. C. Igel, T. Glasmachers, B. mersch, N. Pfeifer, and P. Meinicke, "Gradient-based Optimization of Kernel-Target Alignment for Sequence Kernels Applied to Bacterial Gene Start Detection", IEEE/ACM Trans. on Computational Biology and Bioinformatics, vol. 4, no. 2, pp. 216-226, 207.
4. Y. G. Jiang, C. W. Ngo, and J. Yang, "Towards Optimal Bag-of-Features for Object Categorization and Semantic Video Retrieval", Conf. on Image and Video Retrieval, 2007.
5. Y. G. Jiang and C. W. Ngo, "Bag-of-Visual-Words Expansion Using Visual Relatedness for Video Indexing", ACM SIGIR, 2008.
6. D. Lowe, "Distinctive Image Features from Scale-Invariant Keypoints", Int. Journal of Computer Vision, vol. 60, 2004.
7. K. Mikoljczyk and C. Schmid, "Scale and affine invariant interest point detectors, " Int. Journal of Computer Vision, vol. 60, pp. 63-86, 2004.
8. TRECVID workshop. http://www-nlpir.nist.gov/projects/trecvid/.