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ACSC
2004
IEEE
15 years 9 months ago
Web Mining in Search Engines
Given the rate of growth of the Web, scalability of search engines is a key issue, as the amount of hardware and network resources needed is large, and expensive. In addition, sea...
Ricardo A. Baeza-Yates
SP
2009
IEEE
123views Security Privacy» more  SP 2009»
16 years 4 days ago
DSybil: Optimal Sybil-Resistance for Recommendation Systems
Recommendation systems can be attacked in various ways, and the ultimate attack form is reached with a sybil attack, where the attacker creates a potentially unlimited number of s...
Haifeng Yu, Chenwei Shi, Michael Kaminsky, Phillip...
INFOCOM
2003
IEEE
15 years 10 months ago
Optimal Quality Adaptation for MPEG-4 Fine-Grained Scalable Video
— Dynamic behavior of the Internet’s transmission resources makes it difficult to provide perceptually good quality of streaming video. MPEG-4 Fine-Grained Scalable coding is ...
Taehyun Kim, Mostafa H. Ammar
TIT
2008
95views more  TIT 2008»
15 years 5 months ago
Distributed Estimation Via Random Access
The problem of distributed Bayesian estimation is considered in the context of a wireless sensor network. The Bayesian estimation performance is analyzed in terms of the expected F...
Animashree Anandkumar, Lang Tong, Ananthram Swami
TSP
2008
144views more  TSP 2008»
15 years 5 months ago
A New Robust Variable Step-Size NLMS Algorithm
A new framework for designing robust adaptive filters is introduced. It is based on the optimization of a certain cost function subject to a time-dependent constraint on the norm o...
Leonardo Rey Vega, Hernan Rey, Jacob Benesty, Sara...