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» Robust Lower Bounds for Communication and Stream Computation
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PODS
2004
ACM
137views Database» more  PODS 2004»
15 years 9 months ago
On the Memory Requirements of XPath Evaluation over XML Streams
The important challenge of evaluating XPath queries over XML streams has sparked much interest in the past few years. A number of algorithms have been proposed, supporting wider f...
Ziv Bar-Yossef, Marcus Fontoura, Vanja Josifovski
ICDCS
1995
IEEE
15 years 1 months ago
Analysis of Resource Lower Bounds in Real-Time Applications
Tasks in a real-time application usually have several stringent timing, resource, and communication requirements. Designing a distributed computing system which can meet all these...
Raed Alqadi, Parameswaran Ramanathan
PKC
2010
Springer
126views Cryptology» more  PKC 2010»
15 years 1 months ago
Multi-query Computationally-Private Information Retrieval with Constant Communication Rate
A fundamental privacy problem in the client-server setting is the retrieval of a record from a database maintained by a server so that the computationally bounded server remains ob...
Jens Groth, Aggelos Kiayias, Helger Lipmaa
IPPS
1997
IEEE
15 years 1 months ago
Lower Bounds on Systolic Gossip
Gossiping is an information dissemination process in which each processor has a distinct item of information and has to collect all the items possessed by the other processors. In...
Michele Flammini, Stephane Perennes
CORR
2008
Springer
88views Education» more  CORR 2008»
14 years 9 months ago
Lower bounds for distributed markov chain problems
We study the worst-case communication complexity of distributed algorithms computing a path problem based on stationary distributions of random walks in a network G with the caveat...
Rahul Sami, Andy Twigg