Sciweavers

2513 search results - page 153 / 503
» Improving Generalization by Data Categorization
Sort
View
INFOCOM
2011
IEEE
14 years 10 months ago
Optimal sampling algorithms for frequency estimation in distributed data
—Consider a distributed system with n nodes where each node holds a multiset of items. In this paper, we design sampling algorithms that allow us to estimate the global frequency...
Zengfeng Huang, Ke Yi, Yunhao Liu, Guihai Chen
ARC
2008
Springer
99views Hardware» more  ARC 2008»
15 years 8 months ago
Accelerating Speculative Execution in High-Level Synthesis with Cancel Tokens
We present an improved method for scheduling speculative data paths which relies on cancel tokens to undo computations in misspeculated paths. Performancewise, this method is consi...
Hagen Gädke, Andreas Koch
ICDM
2005
IEEE
146views Data Mining» more  ICDM 2005»
16 years 2 days ago
On the Stationarity of Multivariate Time Series for Correlation-Based Data Analysis
Multivariate time series (MTS) data sets are common in various multimedia, medical and financial application domains. These applications perform several data-analysis operations ...
Kiyoung Yang, Cyrus Shahabi
KDD
2008
ACM
213views Data Mining» more  KDD 2008»
16 years 6 months ago
Heterogeneous data fusion for alzheimer's disease study
Effective diagnosis of Alzheimer's disease (AD) is of primary importance in biomedical research. Recent studies have demonstrated that neuroimaging parameters are sensitive a...
Jieping Ye, Kewei Chen, Teresa Wu, Jing Li, Zheng ...
WWW
2008
ACM
16 years 7 months ago
Service-oriented data denormalization for scalable web applications
Many techniques have been proposed to scale web applications. However, the data interdependencies between the database queries and transactions issued by the applications limit th...
Zhou Wei, Dejun Jiang, Guillaume Pierre, Chi-Hung ...