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SIGECOM
2005
ACM
117views ECommerce» more  SIGECOM 2005»
16 years 11 days 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 11 days 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 11 days 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 10 days 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 7 days 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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