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192
Voted
SIAMJO
2011
14 years 6 months ago
2011
Suppose we are given a matrix that is formed by adding an unknown sparse matrix to an unknown low-rank matrix. Our goal is to decompose the given matrix into its sparse and low-ran...
154
Voted
SIGIR
2011
ACM
14 years 6 months ago
2011
ACM
Inverted indexes are the most fundamental and widely used data structures in information retrieval. For each unique word occurring in a document collection, the inverted index sto...
135
Voted
CCS
2011
ACM
14 years 3 months ago
2011
ACM
Search engine optimization (SEO) techniques are often abused to promote websites among search results. This is a practice known as blackhat SEO. In this paper we tackle a newly em...
183
Voted
PPOPP
2012
ACM
13 years 11 months ago
2012
ACM
This paper introduces a programming interface called PARRAY (or Parallelizing ARRAYs) that supports system-level succinct programming for heterogeneous parallel systems like GPU c...
142
Voted
CCS
2007
ACM
15 years 10 months ago
2007
ACM
Spam filters often use the reputation of an IP address (or IP address range) to classify email senders. This approach worked well when most spam originated from senders with fix...