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151
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ISBI
2008
IEEE
16 years 7 months ago
2008
IEEE
A new method for estimating multivariate autoregressive (MVAR) models of cortical connectivity from surface EEG or MEG measurements is presented. Conventional approaches to this p...
255
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VLDB
2009
ACM
16 years 6 months ago
2009
ACM
We consider the problem of using sampling to estimate the result of an aggregation operation over a subset-based SQL query, where a subquery is correlated to an outer query by a NO...
148
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ICCAD
2008
IEEE
16 years 3 months ago
2008
IEEE
In this paper we propose an on-chip bus PMU which makes accurate estimates of system power consumption from a first-order linear power model by utilizing system-level activity in...
176
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CVPR
2010
IEEE
16 years 2 months ago
2010
IEEE
We propose a new scheme to estimate image bias field through introducing two sparsity constraints. One is that the bias-free image has concise representation with image gradients o...
150
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ICDE
2010
IEEE
16 years 1 months ago
2010
IEEE
—Data compression techniques such as null suppression and dictionary compression are commonly used in today’s database systems. In order to effectively leverage compression, it...