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ICCV
2011
IEEE
14 years 6 months ago
Contextual Weighting for Vocabulary Tree based Image Retrieval
In this paper we address the problem of image retrieval from millions of database images. We improve the vocabulary tree based approach by introducing contextual weighting of loca...
Xiaoyu Wang, Ming Yang, Timothee Cour, Shenghuo Zh...
CVPR
2008
IEEE
16 years 9 months ago
Manifold learning using robust Graph Laplacian for interactive image search
Interactive image search or relevance feedback is the process which helps a user refining his query and finding difficult target categories. This consists in partially labeling a ...
Hichem Sahbi, Patrick Etyngier, Jean-Yves Audibert...
ICIP
2003
IEEE
16 years 8 months ago
Brain tumor boundary detection in MR image with generalized fuzzy operator
Boundary detection in MR image with brain tumor is an important image processiug technique applied in Radiology for 3D reconstruction. The nonhomogeneities density tissue of the br...
C. C. Leung, W. F. Chen, Paul C. K. Kwok, Francis ...
ISBI
2007
IEEE
16 years 1 months ago
Filtering and Restoration of Structures in 3d Ultrasound Images
We present a new method aimed at restoring structures in 3D US images. In our approach, 3D US data acquired with tilt devices is resampled into cylindrical coordinates with the pu...
Oscar Acosta, Hans Frimmel, Aaron Fenster, S&eacut...
CLEF
2008
Springer
15 years 8 months ago
Overview of the ImageCLEFphoto 2008 Photographic Retrieval Task
ImageCLEFphoto 2008 is an ad-hoc photo retrieval task and part of the ImageCLEF evaluation campaign. This task provides both the resources and the framework necessary to perform c...
Thomas Arni, Paul Clough, Mark Sanderson, Michael ...