Sciweavers

435 search results - page 22 / 87
» Hierarchical presentation of expansion terms
Sort
View
RELMICS
1998
Springer
14 years 2 months ago
Coping with semilattices of relations in logics with relative accessibility relations
We present a class of polymodal logics for which the set of terms indexing the modal connectives can be hierarchized in two levels: the set of Boolean terms and the set of terms b...
Stéphane Demri
CORR
2011
Springer
215views Education» more  CORR 2011»
13 years 1 months ago
Lasserre Hierarchy, Higher Eigenvalues, and Approximation Schemes for Quadratic Integer Programming with PSD Objectives
We present an approximation scheme for optimizing certain Quadratic Integer Programming problems with positive semidefinite objective functions and global linear constraints. Thi...
Venkatesan Guruswami, Ali Kemal Sinop
WWW
2003
ACM
14 years 10 months ago
Improving pseudo-relevance feedback in web information retrieval using web page segmentation
In contrast to traditional document retrieval, a web page as a whole is not a good information unit to search because it often contains multiple topics and a lot of irrelevant inf...
Shipeng Yu, Deng Cai, Ji-Rong Wen, Wei-Ying Ma
CVPR
2008
IEEE
14 years 11 months ago
Graph-shifts: Natural image labeling by dynamic hierarchical computing
In this paper, we present a new approach for image labeling based on the recently introduced graph-shifts algorithm. Graph-shifts is an energy minimization algorithm that does lab...
Jason J. Corso, Alan L. Yuille, Zhuowen Tu
MIDDLEWARE
2004
Springer
14 years 3 months ago
Application partitioning and hierarchical management in grid environments
Several works on grid computing have been proposed in the last years. However, most of them, including available software, can not deal properly with some issues related to contro...
Patrícia Kayser Vargas, Inês de Castr...