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FOCS
2000
IEEE
15 years 8 months ago
Stable Distributions, Pseudorandom Generators, Embeddings and Data Stream Computation
In this article, we show several results obtained by combining the use of stable distributions with pseudorandom generators for bounded space. In particular: —We show that, for a...
Piotr Indyk
STOC
2010
ACM
269views Algorithms» more  STOC 2010»
15 years 8 months ago
Approximations for the Isoperimetric and Spectral Profile of Graphs and Related Parameters
The spectral profile of a graph is a natural generalization of the classical notion of its Rayleigh quotient. Roughly speaking, given a graph G, for each 0 < < 1, the spect...
Prasad Raghavendra, David Steurer and Prasad Tetal...
SIGIR
2010
ACM
15 years 4 months ago
Score distribution models: assumptions, intuition, and robustness to score manipulation
Inferring the score distribution of relevant and non-relevant documents is an essential task for many IR applications (e.g. information filtering, recall-oriented IR, meta-search,...
Evangelos Kanoulas, Keshi Dai, Virgiliu Pavlu, Jav...
EOR
2008
311views more  EOR 2008»
15 years 4 months ago
Optimal pricing, EOL (end of life) warranty, and spare parts manufacturing strategy amid product transition
We study firm's strategy to determine its product price and warranty period, and plan the spare parts manufacturing so as to maximize its profit and at the same time to fulfi...
Bowon Kim, Sangsun Park
BWCCA
2010
14 years 11 months ago
Lifetime Security Improvement in Wireless Sensor Network Using Queue-Based Techniques
A wireless sensor network (WSN) is envisioned as a cluster of tiny power-constrained devices with functions of sensing and communications. Sensors closer to a sink node have a larg...
Fuu-Cheng Jiang, Hsiang-Wei Wu, Der-Chen Huang, Ch...