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SIGECOM
2005
ACM
92views ECommerce» more  SIGECOM 2005»
15 years 11 months ago
True costs of cheap labor are hard to measure: edge deletion and VCG payments in graphs
We address the problem of lowering the buyer’s expected payments in shortest path auctions, where the buyer’s goal is to purchase a path in a graph in which edges are owned by...
Edith Elkind
TCC
2009
Springer
130views Cryptology» more  TCC 2009»
16 years 6 months ago
How Efficient Can Memory Checking Be?
We consider the problem of memory checking, where a user wants to maintain a large database on a remote server but has only limited local storage. The user wants to use the small ...
Cynthia Dwork, Moni Naor, Guy N. Rothblum, Vinod V...
PODS
2005
ACM
109views Database» more  PODS 2005»
16 years 6 months ago
XPath satisfiability in the presence of DTDs
We study the satisfiability problem associated with XPath in the presence of DTDs. This is the problem of determining, given a query p in an XPath fragment and a DTD D, whether or...
Michael Benedikt, Wenfei Fan, Floris Geerts
ICASSP
2008
IEEE
16 years 19 days ago
The extended invariance principle applied to joint time-delay, frequency, and DOA estimation
This paper deals with the joint estimation of temporal (timedelay, Doppler frequency) and spatial (direction-of-arrival, DOA) parameters of several replicas of a known signal in a...
Felix Antreich, Josef A. Nossek, Gonzalo Seco, A. ...
CRYPTO
2007
Springer
162views Cryptology» more  CRYPTO 2007»
16 years 11 days ago
Universally-Composable Two-Party Computation in Two Rounds
Round complexity is a central measure of efficiency, and characterizing the round complexity of various cryptographic tasks is of both theoretical and practical importance. We show...
Omer Horvitz, Jonathan Katz