Sciweavers

84 search results - page 13 / 17
» Optimal Approach for Temporal Patterns Discovery
Sort
View
ICMCS
2007
IEEE
183views Multimedia» more  ICMCS 2007»
14 years 2 months ago
Facial Expression Recognition using Encoded Dynamic Features
In this paper, we propose a new approach of facial expression recognition. In order to capture the temporal characteristic of facial expressions, we design dynamic haar-like featu...
Peng Yang, Qingshan Liu, Dimitris N. Metaxas
ASUNAM
2010
IEEE
13 years 6 months ago
A Multiobjective and Evolutionary Clustering Method for Dynamic Networks
—The discovery of evolving communities in dynamic networks is an important research topic that poses challenging tasks. Previous evolutionary based clustering methods try to maxi...
Francesco Folino, Clara Pizzuti
ICDE
2010
IEEE
177views Database» more  ICDE 2010»
14 years 2 months ago
Optimal load shedding with aggregates and mining queries
— To cope with bursty arrivals of high-volume data, a DSMS has to shed load while minimizing the degradation of Quality of Service (QoS). In this paper, we show that this problem...
Barzan Mozafari, Carlo Zaniolo
BMCBI
2006
170views more  BMCBI 2006»
13 years 8 months ago
Biclustering of gene expression data by non-smooth non-negative matrix factorization
Background: The extended use of microarray technologies has enabled the generation and accumulation of gene expression datasets that contain expression levels of thousands of gene...
Pedro Carmona-Saez, Roberto D. Pascual-Marqui, Fra...
SDM
2009
SIAM
175views Data Mining» more  SDM 2009»
14 years 5 months ago
Low-Entropy Set Selection.
Most pattern discovery algorithms easily generate very large numbers of patterns, making the results impossible to understand and hard to use. Recently, the problem of instead sel...
Hannes Heikinheimo, Jilles Vreeken, Arno Siebes, H...