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FC
2010
Springer
196views Cryptology» more  FC 2010»
14 years 2 months ago
Modulo Reduction for Paillier Encryptions and Application to Secure Statistical Analysis
Abstract. For the homomorphic Paillier cryptosystem we construct a protocol for secure modulo reduction, that on input of an encryption x with x of bit length x and a public ‘mod...
Jorge Guajardo, Bart Mennink, Berry Schoenmakers
ECCV
2010
Springer
14 years 2 months ago
Manifold Valued Statistics, Exact Principal Geodesic Analysis and the Effect of Linear Approximations
Manifolds are widely used to model non-linearity arising in a range of computer vision applications. This paper treats statistics on manifolds and the loss of accuracy occurring wh...
SDM
2012
SIAM
245views Data Mining» more  SDM 2012»
12 years 24 days ago
Deterministic CUR for Improved Large-Scale Data Analysis: An Empirical Study
Low-rank approximations which are computed from selected rows and columns of a given data matrix have attracted considerable attention lately. They have been proposed as an altern...
Christian Thurau, Kristian Kersting, Christian Bau...
SIGMOD
2008
ACM
189views Database» more  SIGMOD 2008»
14 years 10 months ago
Dynamic anonymization: accurate statistical analysis with privacy preservation
A statistical database (StatDB) retrieves only aggregate results, as opposed to individual tuples. This paper investigates the construction of a privacy preserving StatDB that can...
Xiaokui Xiao, Yufei Tao
PKDD
1999
Springer
272views Data Mining» more  PKDD 1999»
14 years 2 months ago
Handling Missing Data in Trees: Surrogate Splits or Statistical Imputation
Abstract. In many applications of data mining a - sometimes considerable - part of the data values is missing. This may occur because the data values were simply never entered into...
A. J. Feelders