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SIGECOM
2005
ACM
117views ECommerce» more  SIGECOM 2005»
16 years 1 months ago
First-price path auctions
We study first-price auction mechanisms for auctioning flow between given nodes in a graph. A first-price auction is any auction in which links on winning paths are paid their ...
Nicole Immorlica, David R. Karger, Evdokia Nikolov...
WPES
2005
ACM
16 years 1 months ago
The privacy cost of the second-chance offer
This paper examines a generalization of a two-stage game common on eBay: an ascending-price auction followed by price discrimination (the second chance offer). High bids in the a...
Sumit Joshi, Yu-An Sun, Poorvi L. Vora
CIKM
2005
Springer
16 years 1 months ago
Maximal termsets as a query structuring mechanism
Search engines process queries conjunctively to restrict the size of the answer set. Further, it is not rare to observe a mismatch between the vocabulary used in the text of Web p...
Bruno Pôssas, Nivio Ziviani, Berthier A. Rib...
EUROCRYPT
2005
Springer
16 years 1 months ago
Approximate Quantum Error-Correcting Codes and Secret Sharing Schemes
It is a standard result in the theory of quantum error-correcting codes that no code of length n can fix more than n/4 arbitrary errors, regardless of the dimension of the coding ...
Claude Crépeau, Daniel Gottesman, Adam Smit...
MMSEC
2004
ACM
137views Multimedia» more  MMSEC 2004»
16 years 1 months ago
Perturbed quantization steganography with wet paper codes
In this paper, we introduce a new approach to passive-warden steganography in which the sender embeds the secret message into a certain subset of the cover object without having t...
Jessica J. Fridrich, Miroslav Goljan, David Soukal
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