14 search results - page 2 / 3 » Privacy-Preserving Top-N Recommendation on Horizontally Part... |
ICDM
2006
IEEE
13 years 11 months ago
2006
IEEE
In this paper, we investigate privacy-preserving data imputation on distributed databases. We present a privacypreserving protocol for filling in missing values using a lazy deci...
IWSEC
2007
Springer
13 years 11 months ago
2007
Springer
With the evolution of e-commerce, privacy is becoming a major concern. Many e-companies employ collaborative filtering (CF) techniques to increase their sales by providing truthfu...
CIDM
2007
IEEE
13 years 11 months ago
2007
IEEE
— In this paper, we consider burst detection within the context of privacy. In our scenario, multiple parties want to detect a burst in aggregated time series data, but none of t...
ICDE
2009
IEEE
14 years 7 months ago
2009
IEEE
Abstract-- In this paper, we propose secure protocols to perform Singular Value Decomposition (SVD) for two parties over horizontally and vertically partitioned data. We propose va...
AUSDM
2007
Springer
13 years 9 months ago
2007
Springer
Recently, privacy issues have become important in data analysis, especially when data is horizontally partitioned over several parties. In data mining, the data is typically repre...