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CCS
2011
ACM
12 years 9 months ago
2011
ACM
Online service providers are engaged in constant conflict with miscreants who try to siphon a portion of legitimate traffic to make illicit profits. We study the abuse of “tr...
CCS
2011
ACM
12 years 9 months ago
2011
ACM
Paper forgery is among the leading causes of corruption in many developing regions [2]. In this paper, we introduce PaperSpeckle, a robust system that leverages the natural random...
CCS
2011
ACM
12 years 9 months ago
2011
ACM
We present the design, implementation and evaluation of an algorithm that checks audit logs for compliance with privacy and security policies. The algorithm, which we name reduce,...
CIKM
2011
Springer
12 years 9 months ago
2011
Springer
A continuous top-k query retrieves the k most preferred objects in a data stream according to a given preference function. These queries are important for a broad spectrum of appl...
CIKM
2011
Springer
12 years 9 months ago
2011
Springer
A framework is presented for discovering partial duplicates in large collections of scanned books with optical character recognition (OCR) errors. Each book in the collection is r...