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ICDE
2012
IEEE
298views Database» more  ICDE 2012»
11 years 7 months ago
Mapping XML to a Wide Sparse Table
— XML is commonly supported by SQL database systems. However, existing mappings of XML to tables can only deliver satisfactory query performance for limited use cases. In this pa...
Liang Jeff Chen, Philip A. Bernstein, Peter Carlin...
ICDE
2012
IEEE
233views Database» more  ICDE 2012»
11 years 7 months ago
Accuracy-Aware Uncertain Stream Databases
Abstract— Previous work has introduced probability distributions as first-class components in uncertain stream database systems. A lacking element is the fact of how accurate the...
Tingjian Ge, Fujun Liu
ICDE
2012
IEEE
343views Database» more  ICDE 2012»
11 years 7 months ago
Bi-level Locality Sensitive Hashing for k-Nearest Neighbor Computation
We present a new Bi-level LSH algorithm to perform approximate k-nearest neighbor search in high dimensional spaces. Our formulation is based on a two-level scheme. In the first ...
Jia Pan, Dinesh Manocha
ICDE
2012
IEEE
249views Database» more  ICDE 2012»
11 years 7 months ago
Answering Why-not Questions on Top-k Queries
Abstract—After decades of effort working on database performance, the quality and the usability of database systems have received more attention in recent years. In particular, t...
Zhian He, Eric Lo
ICDE
2012
IEEE
267views Database» more  ICDE 2012»
11 years 7 months ago
Scalable and Numerically Stable Descriptive Statistics in SystemML
—With the exponential growth in the amount of data that is being generated in recent years, there is a pressing need for applying machine learning algorithms to large data sets. ...
Yuanyuan Tian, Shirish Tatikonda, Berthold Reinwal...