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ICDE
2001
IEEE
111views Database» more  ICDE 2001»
15 years 11 months ago
Overcoming Limitations of Sampling for Aggregation Queries
We study the problem of approximately answering aggregation queries using sampling. We observe that uniform sampling performs poorly when the distribution of the aggregated attrib...
Surajit Chaudhuri, Gautam Das, Mayur Datar, Rajeev...
IPMI
1999
Springer
15 years 10 months ago
Spectral Factor Analysis for Multi-isotope Imaging in Nuclear Medicine
In nuclear medicine, simultaneous dual-isotope imaging is used to determine the distribution of two radiotracers from a single acquisition and for emission/transmission (E/T) imagi...
Irène Buvat, S. Hapdey, Habib Benali, Andre...
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ICML
2006
IEEE
15 years 10 months ago
Relational temporal difference learning
We introduce relational temporal difference learning as an effective approach to solving multi-agent Markov decision problems with large state spaces. Our algorithm uses temporal ...
Nima Asgharbeygi, David J. Stracuzzi, Pat Langley
ICASSP
2009
IEEE
15 years 4 months ago
Particle filtering for Quantized Innovations
In this paper, we re-examine the recently proposed distributed state estimators based on quantized innovations. It is widely believed that the error covariance of the Quantized In...
Ravi Teja Sukhavasi, Babak Hassibi
CVPR
2007
IEEE
15 years 4 months ago
A Minutiae-based Fingerprint Individuality Model
Fingerprint individuality study deals with the crucial problem of the discriminative power of fingerprints for recognizing people. In this paper, we present a novel fingerprint in...
Jiansheng Chen, Yiu Sang Moon