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» Generalized Percolation Processes Using Pretopology Theory
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CIKM
2003
Springer
14 years 1 months ago
An approach for implicitly detecting information needs
Searchers can have problems devising queries that accurately express their, often dynamic, information needs. In this paper we describe an adaptive approach that uses unobtrusive ...
Ryen White, Joemon M. Jose, Ian Ruthven
JSAC
2007
73views more  JSAC 2007»
13 years 8 months ago
Optimal Wavelength Sharing Policies in OBS Networks Subject to QoS Constraints
— We consider the general problem of optimizing the performance of OBS networks with multiple traffic classes subject to strict (absolute) QoS constraints in terms of the end-to...
Li Yang, George N. Rouskas
SIGIR
2011
ACM
12 years 11 months ago
Bag-of-visual-words vs global image descriptors on two-stage multimodal retrieval
The Bag-Of-Visual-Words (BOVW) paradigm is fast becoming a popular image representation for Content-Based Image Retrieval (CBIR), mainly because of its better retrieval effectiven...
Savvas A. Chatzichristofis, Konstantinos Zagoris, ...
SIGMOD
2011
ACM
221views Database» more  SIGMOD 2011»
12 years 11 months ago
Scalable query rewriting: a graph-based approach
In this paper we consider the problem of answering queries using views, which is important for data integration, query optimization, and data warehouses. We consider its simplest ...
George Konstantinidis, José Luis Ambite
MOBICOM
2012
ACM
11 years 10 months ago
Faster GPS via the sparse fourier transform
GPS is one of the most widely used wireless systems. A GPS receiver has to lock on the satellite signals to calculate its position. The process of locking on the satellites is qui...
Haitham Hassanieh, Fadel Adib, Dina Katabi, Piotr ...