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EDBT
2010
ACM
185views Database» more  EDBT 2010»
14 years 5 months ago
Optimizing joins in a map-reduce environment
Implementations of map-reduce are being used to perform many operations on very large data. We examine strategies for joining several relations in the map-reduce environment. Our ...
Foto N. Afrati, Jeffrey D. Ullman
ISBRA
2010
Springer
13 years 9 months ago
A Consensus Tree Approach for Reconstructing Human Evolutionary History and Detecting Population Substructure
The random accumulation of variations in the human genome over time implicitly encodes a history of how human populations have arisen, dispersed, and intermixed since we emerged as...
Ming-Chi Tsai, Guy E. Blelloch, R. Ravi, Russell S...
ICDE
2010
IEEE
177views Database» more  ICDE 2010»
14 years 5 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
VDA
2010
186views Visualization» more  VDA 2010»
14 years 1 months ago
Tile-based parallel coordinates and its application in financial visualization
Parallel coordinates technique has been widely used in information visualization applications and it has achieved great success in visualizing multivariate data and perceiving the...
Jamal Alsakran, Ye Zhao, Xinlei Zhao
ACII
2005
Springer
14 years 4 months ago
Sketch Based Facial Expression Recognition Using Graphics Hardware
In this paper, a novel system is proposed to recognize facial expression based on face sketch, which is produced by programmable graphics hardware-GPU(Graphics Processing Unit). Fi...
Jiajun Bu, Mingli Song, Qi Wu, Chun Chen, Cheng Ji...