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CIVR
2007
Springer
149views Image Analysis» more  CIVR 2007»
13 years 10 months ago
Video copy detection: a comparative study
This paper presents a comparative study of methods for video copy detection. Different state-of-the-art techniques, using various kinds of descriptors and voting functions, are d...
Julien Law-To, Li Chen, Alexis Joly, Ivan Laptev, ...
CIVR
2007
Springer
128views Image Analysis» more  CIVR 2007»
13 years 10 months ago
An empirical study of inter-concept similarities in multimedia ontologies
Generic concept detection has been a widely studied topic in recent research on multimedia analysis and retrieval, but the issue of how to exploit the structure of a multimedia on...
Markus Koskela, Alan F. Smeaton
CIVR
2007
Springer
115views Image Analysis» more  CIVR 2007»
13 years 10 months ago
A reranking approach for context-based concept fusion in video indexing and retrieval
We propose to incorporate hundreds of pre-trained concept detectors to provide contextual information for improving the performance of multimodal video search. The approach takes ...
Lyndon S. Kennedy, Shih-Fu Chang
CIVR
2007
Springer
13 years 10 months ago
Semantics reinforcement and fusion learning for multimedia streams
Fusion of multimedia streams for enhanced performance is a critical problem for retrieval. However, fusion performance tends to easily overfit the hillclimb set used to learn fus...
Dhiraj Joshi, Milind R. Naphade, Apostol Natsev
CIVR
2007
Springer
199views Image Analysis» more  CIVR 2007»
13 years 10 months ago
New local descriptors based on dissociated dipoles
This paper describes new local photometric descriptors based on dissociated dipoles for transformed images or rigid objects retrieval. Dissociated dipoles are non local different...
Alexis Joly
CIVR
2007
Springer
112views Image Analysis» more  CIVR 2007»
13 years 10 months ago
Canonical image selection from the web
The vast majority of the features used in today’s commercially deployed image search systems employ techniques that are largely indistinguishable from text-document search – t...
Yushi Jing, Shumeet Baluja, Henry A. Rowley
CIVR
2007
Springer
195views Image Analysis» more  CIVR 2007»
13 years 10 months ago
Towards optimal bag-of-features for object categorization and semantic video retrieval
Bag-of-features (BoF) deriving from local keypoints has recently appeared promising for object and scene classification. Whether BoF can naturally survive the challenges such as ...
Yu-Gang Jiang, Chong-Wah Ngo, Jun Yang 0003
CIVR
2007
Springer
103views Image Analysis» more  CIVR 2007»
13 years 10 months ago
The value of stories for speech-based video search
Anecdotal evidence suggests that story-level information is important for the speech component of video retrieval. In this paper we perform a systematic examination of the combina...
Bouke Huurnink, Maarten de Rijke
CIVR
2007
Springer
144views Image Analysis» more  CIVR 2007»
13 years 10 months ago
Image retrieval on large-scale image databases
Online image repositories such as Flickr contain hundreds of millions of images and are growing quickly. Along with that the needs for supporting indexing, searching and browsing ...
Eva Hörster, Rainer Lienhart, Malcolm Slaney
CIVR
2007
Springer
164views Image Analysis» more  CIVR 2007»
13 years 10 months ago
Inducing a perceptual relevance shape classifier
In this paper, we develop a system to classify the outputs of image segmentation algorithms as perceptually relevant or perceptually irrelevant with respect to human perception. T...
Victoria J. Hodge, John P. Eakins, James Austin