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» A Knowledge-Based Approach to Visual Information
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JODL
2000
123views more  JODL 2000»
15 years 3 months ago
On Z39.50 wrapping and description logics
Z39.50 is a client/server protocol widely used in digital libraries and museums for searching and retrieving information spread over a number of heterogeneous sources. To overcome ...
Yannis Velegrakis, Vassilis Christophides, Panos C...
IV
2006
IEEE
210views Visualization» more  IV 2006»
15 years 10 months ago
FFT and Convolution Performance in Image Filtering on GPU
Many contemporary visualization tools comprise some image filtering approach. Since image filtering approaches are very computationally demanding, the acceleration using graphic...
Ondirej Fialka, Martin Cadík
VIS
2008
IEEE
192views Visualization» more  VIS 2008»
16 years 5 months ago
Smooth Surface Extraction from Unstructured Point-based Volume Data Using PDEs
Abstract--Smooth surface extraction using partial differential equations (PDEs) is a well-known and widely used technique for visualizing volume data. Existing approaches operate o...
Paul Rosenthal, Lars Linsen
SIGIR
2005
ACM
15 years 9 months ago
Surrogate scoring for improved metasearch precision
We describe a method for improving the precision of metasearch results based upon scoring the visual features of documents' surrogate representations. These surrogate scores ...
Steven M. Beitzel, Eric C. Jensen, Ophir Frieder, ...
MMDB
2003
ACM
94views Multimedia» more  MMDB 2003»
15 years 9 months ago
Improving image retrieval effectiveness via multiple queries
Conventional approaches to image retrieval are based on the assumption that relevant images are physically near the query image in some feature space. This is the basis of the clu...
Xiangyu Jin, James C. French