2179 search results - page 196 / 436 » Indexing Shared Content in Information Retrieval Systems |
192
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CHI
2011
ACM
14 years 10 months ago
2011
ACM
Categorization of online videos is often treated as a tag suggestion task; tags can be generated by individuals or by machine classification. In this paper, we suggest categoriza...
196
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MM
2005
ACM
16 years 3 days ago
2005
ACM
We investigate methods of segmenting, visualizing, and indexing presentation videos by both audio and visual data. The audio track is segmented by speaker, and augmented with key ...
184
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IPM
2007
15 years 6 months ago
2007
Information retrieval systems consist of many complicated components. Research and development of such systems is often hampered by the difficulty in evaluating how each particula...
239
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MMSEC
2006
ACM
16 years 15 days ago
2006
ACM
We present an efficient JPEG2000-based image authentication scheme, which is robust to JPEG compression and other allowed signal processing operations. Positive wavelet-based wate...
161
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JCDL
2009
ACM
16 years 1 months ago
2009
ACM
Journals, letters, and other writings are of great value to historians and those who research their own family history; however, it can be difficult to find writings by specific...