Abstract
There are usually repetitive sub-segments in broadcast videos, which may be associated with high-level concepts or events, e.g., news footage, repeated scores in basketball. Unsupervised mining techniques provide generic solutions to discovering such temporal patterns in various video genres, which are currently the subject of great interests to researchers working on multimedia content analysis. In this paper, we propose a novel approach to automatically detecting repetitive patterns in a video stream. In this approach, a video stream is first transformed to a symbol sequence via the spectral clustering algorithm. After computing the transition probabilities of any two symbols in temporal evolution, we produce a set of probabilistic templates to characterize the patterns of potential interest. Finally, we verify each probabilistic template by measuring the similarities between the video sub-segments and the template. Evaluations on various sports videos show promising results. Copyright © 2005 ACM.
| Original language | English |
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| Title of host publication | Proceedings of the 13th ACM International Conference on Multimedia, MM 2005 |
| Pages | 407-410 |
| DOIs | |
| Publication status | Published - 2005 |
| Event | 13th ACM International Conference on Multimedia, MM 2005 - Singapore, Singapore Duration: 6 Nov 2005 → 11 Nov 2005 |
Publication series
| Name | Proceedings of the 13th ACM International Conference on Multimedia, MM 2005 |
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Conference
| Conference | 13th ACM International Conference on Multimedia, MM 2005 |
|---|---|
| Place | Singapore |
| City | Singapore |
| Period | 6/11/05 → 11/11/05 |
Bibliographical note
Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].Funding
This research has been supported in part by research grants from National Natural Science Foundation of China No. 60273008, City University of Hong Kong No.7001679, and Hong Kong RGC CityU 1062/02E.
Research Keywords
- Probabilistic template
- Repetitive pattern discovery
- Video mining
RGC Funding Information
- RGC-funded
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