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ICDE
2003
IEEE
193views Database» more  ICDE 2003»
14 years 10 months ago
An Adaptive and Efficient Dimensionality Reduction Algorithm for High-Dimensional Indexing
The notorious "dimensionality curse" is a well-known phenomenon for any multi-dimensional indexes attempting to scale up to high dimensions. One well known approach to o...
Hui Jin, Beng Chin Ooi, Heng Tao Shen, Cui Yu, Aoy...
EUROCRYPT
2012
Springer
11 years 11 months ago
Improving the Complexity of Index Calculus Algorithms in Elliptic Curves over Binary Fields
Abstract. The goal of this paper is to further study the index calculus method that was first introduced by Semaev for solving the ECDLP and later developed by Gaudry and Diem. In...
Jean-Charles Faugère, Ludovic Perret, Chris...
WWW
2004
ACM
14 years 9 months ago
Index structures and algorithms for querying distributed RDF repositories
A technical infrastructure for storing, querying and managing RDF data is a key element in the current semantic web development. Systems like Jena, Sesame or the ICS-FORTH RDF Sui...
Heiner Stuckenschmidt, Richard Vdovjak, Geert-Jan ...
DEXAW
2000
IEEE
145views Database» more  DEXAW 2000»
14 years 1 months ago
A Sound Algorithm for Region-Based Image Retrieval Using an Index
Region-based image retrieval systems aim to improve the effectiveness of content-based search by decomposing each image into a set of “homogeneous” regions. Thus, similarity b...
Ilaria Bartolini, Paolo Ciaccia, Marco Patella
ERSA
2010
217views Hardware» more  ERSA 2010»
13 years 6 months ago
FPGA for Computing the Pixel Purity Index Algorithm on Hyperspectral Images
The pixel purity index algorithm is employed in remote sensing for analyzing hyperspectral images. A single pixel usually covers several different materials, and its observed spect...
Carlos González, Daniel Mozos, Javier Resan...