237 search results - page 27 / 48 » Evaluation campaigns and TRECVid |
CVPR
2008
IEEE
15 years 6 months ago
2008
IEEE
Spatial pyramid matching (SPM) is a simple yet effective approach to compute similarity between images. Similarity kernels at different regions and scales are usually fused by som...
ICMCS
2008
IEEE
15 years 6 months ago
2008
IEEE
To exploit co-occurrence patterns among features and target semantics while keeping the simplicity of the keywordbased visual search, a novel reranking methods is proposed. The ap...
ICMCS
2008
IEEE
15 years 6 months ago
2008
IEEE
Dissimilarity measurement plays a crucial role in contentbased image retrieval. In this paper, sixteen core dissimilarity measures are introduced and evaluated. We carry out a sys...
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ICMCS
2006
IEEE
15 years 5 months ago
2006
IEEE
For large scale automatic semantic video characterization, it is necessary to learn and model a large number of semantic concepts. These semantic concepts do not exist in isolatio...
ICMCS
2006
IEEE
15 years 5 months ago
2006
IEEE
In this paper we present a clustering-based method for representing semantic concepts on multimodal low-level feature spaces and study the evaluation of the goodness of such model...