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CIKM
2006
Springer
13 years 11 months ago
Distributed spatio-temporal similarity search
In this paper we introduce the distributed spatio-temporal similarity search problem: given a query trajectory Q, we want to find the trajectories that follow a motion similar to ...
Demetrios Zeinalipour-Yazti, Song Lin, Dimitrios G...
PODC
1998
ACM
13 years 11 months ago
Optimal Efficiency of Optimistic Contract Signing
A contract is a non-repudiable agreement on a given contract text, i.e., a contract can be used to prove agreement between its signatories to any verifier. A contract signing sche...
Birgit Pfitzmann, Matthias Schunter, Michael Waidn...
ICDCS
1995
IEEE
13 years 11 months ago
A Competitive Analysis for Retransmission Timeout
Protocols that provide reliable communicationon top of a network that can lose packets rely on periodically retransmitting packets. The choice of retransmission timeout critically...
Shlomi Dolev, Michael Kate, Jennifer L. Welch
FORTE
2007
13 years 9 months ago
The DHCP Failover Protocol: A Formal Perspective
Abstract. We present a formal specification and analysis of a faulttolerant DHCP algorithm, used to automatically configure certain host parameters in an IP network. Our algorith...
Rui Fan, Ralph E. Droms, Nancy D. Griffeth, Nancy ...
SODA
2008
ACM
128views Algorithms» more  SODA 2008»
13 years 9 months ago
Analysis of greedy approximations with nonsubmodular potential functions
In this paper, we present two techniques to analyze greedy approximation with nonsubmodular functions restricted submodularity and shifted submodularity. As an application of the ...
Ding-Zhu Du, Ronald L. Graham, Panos M. Pardalos, ...