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153
Voted
WSDM
2012
ACM
13 years 11 months ago
2012
ACM
We study the problem of correlating micro-blogging activity with stock-market events, defined as changes in the price and traded volume of stocks. Specifically, we collect messa...
201
Voted
TMC
2012
13 years 6 months ago
2012
— While many protocols for sensor network security provide confidentiality for the content of messages, contextual information usually remains exposed. Such information can be c...
142
Voted
P2P
2005
IEEE
15 years 9 months ago
2005
IEEE
Structured peer-to-peer overlay networks are now an established paradigm for implementing a wide range of distributed services. While the problem of maintaining these networks in ...
126
Voted
CEAS
2005
Springer
15 years 9 months ago
2005
Springer
Greylisting temporarily rejects mail from unknown sources on the theory that real mailers will retry while spamware won’t. I outline a taxonomy of greylisters and report some st...
135
Voted
ICIP
2005
IEEE
16 years 5 months ago
2005
IEEE
An authentication watermarking technique (AWT) inserts hidden data into an image in order to detect any accidental or malicious alteration to the image. AWT usually computes, usin...