833 search results - page 137 / 167 » Wallet Databases with Observers |
KDD
2009
ACM
14 years 10 months ago
2009
ACM
In data publishing, anonymization techniques such as generalization and bucketization have been designed to provide privacy protection. In the meanwhile, they reduce the utility o...
KDD
2009
ACM
14 years 10 months ago
2009
ACM
Online forums represent one type of social media that is particularly rich for studying human behavior in information seeking and diffusing. The way users join communities is a re...
PODS
2009
ACM
14 years 10 months ago
2009
ACM
The problem of finding heavy hitters and approximating the frequencies of items is at the heart of many problems in data stream analysis. It has been observed that several propose...
KDD
2008
ACM
14 years 10 months ago
2008
ACM
Traditionally, research in identifying structured entities in documents has proceeded independently of document categorization research. In this paper, we observe that these two t...
KDD
2008
ACM
14 years 10 months ago
2008
ACM
We present a detailed study of network evolution by analyzing four large online social networks with full temporal information about node and edge arrivals. For the first time at ...