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» Efficient Multidimensional Sampling
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KDD
2006
ACM
129views Data Mining» more  KDD 2006»
15 years 10 months ago
Suppressing model overfitting in mining concept-drifting data streams
Mining data streams of changing class distributions is important for real-time business decision support. The stream classifier must evolve to reflect the current class distributi...
Haixun Wang, Jian Yin, Jian Pei, Philip S. Yu, Jef...
VLSID
2003
IEEE
183views VLSI» more  VLSID 2003»
15 years 10 months ago
Design of a 2D DCT/IDCT application specific VLIW processor supporting scaled and sub-sampled blocks
We present an innovative design of an accurate, 2D DCT IDCT processor, which handles scaled and sub-sampled input blocks efficiently. In the IDCT mode, the latency of the processo...
Rohini Krishnan, Om Prakash Gangwal, Jos T. J. van...
POPL
2006
ACM
15 years 10 months ago
A hierarchical model of data locality
In POPL 2002, Petrank and Rawitz showed a universal result-finding optimal data placement is not only NP-hard but also impossible to approximate within a constant factor if P = NP...
Chengliang Zhang, Chen Ding, Mitsunori Ogihara, Yu...
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SIGMOD
2009
ACM
120views Database» more  SIGMOD 2009»
15 years 10 months ago
Kernel-based skyline cardinality estimation
The skyline of a d-dimensional dataset consists of all points not dominated by others. The incorporation of the skyline operator into practical database systems necessitates an ef...
Zhenjie Zhang, Yin Yang, Ruichu Cai, Dimitris Papa...
ICCAD
2004
IEEE
147views Hardware» more  ICCAD 2004»
15 years 6 months ago
Interval-valued reduced order statistical interconnect modeling
9, IO]. However, unlike the case with static timing, it is not so easy We show how recent advances in the handling of correlated interval representations of range uncertainty can b...
James D. Ma, Rob A. Rutenbar