Sciweavers

9414 search results - page 289 / 1883
» Adaptive Query Processing
Sort
View
CIKM
2005
Springer
15 years 9 months ago
Towards estimating the number of distinct value combinations for a set of attributes
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...
Xiaohui Yu, Calisto Zuzarte, Kenneth C. Sevcik
TREC
1998
15 years 5 months ago
TREC-7 Evaluation of Conceptual Interlingua Document Retrieval (CINDOR) in English and French
: TextWise LLC. participated in the TREC-7 Cross-Language Retrieval track using the CINDOR system, which utilizes a "conceptual interlingua" representation of documents a...
Anne Diekema, Farhad Oroumchian, Paraic Sheridan, ...
BMCBI
2005
130views more  BMCBI 2005»
15 years 3 months ago
Squid - a simple bioinformatics grid
Background: BLAST is a widely used genetic research tool for analysis of similarity between nucleotide and protein sequences. This paper presents a software application entitled &...
Paulo C. Carvalho, Rafael V. Glória, Antoni...
ICASSP
2010
IEEE
15 years 4 months ago
Source-domain adaptive filtering for MIMO systems with application to acoustic echo cancellation
Combining the channels of a multiple input/multiple output (MIMO) system into suitably chosen modes by a domain transformation offers great improvements of adaptive filtering alg...
Karim Helwani, Herbert Buchner, Sascha Spors
ICASSP
2011
IEEE
14 years 7 months ago
Worst-case based robust adaptive beamforming for general-rank signal models using positive semi-definite covariance constraint
In this paper, we develop a new approach to the robust beamforming for general-rank signal models. Our method is based on the worst-case performance optimization using a semi-de n...
Haihua Chen, Alex B. Gershman