Sciweavers

212 search results - page 33 / 43
» A generalized family of parameter estimation techniques
Sort
View
DIM
2008
ACM
14 years 11 months ago
Quantifying the security of preference-based authentication
We describe a technique aimed at addressing longstanding problems for password reset: security and cost. In our approach, users are authenticated using their preferences. Experime...
Markus Jakobsson, Liu Yang, Susanne Wetzel
CONEXT
2009
ACM
14 years 10 months ago
Online optimization of 802.11 mesh networks
802.11 wireless mesh networks are ubiquitous, but suffer from severe performance degradations due to poor synergy between the 802.11 CSMA MAC protocol and higher layers. Several s...
Theodoros Salonidis, Georgios Sotiropoulos, Roch G...
SIGIR
2008
ACM
14 years 9 months ago
A new probabilistic retrieval model based on the dirichlet compound multinomial distribution
The classical probabilistic models attempt to capture the Ad hoc information retrieval problem within a rigorous probabilistic framework. It has long been recognized that the prim...
Zuobing Xu, Ram Akella
76
Voted
JCB
2006
107views more  JCB 2006»
14 years 9 months ago
Maximum Likelihood Molecular Clock Comb: Analytic Solutions
Maximum likelihood (ML) is increasingly used as an optimality criterion for selecting evolutionary trees, but finding the global optimum is a hard computational task. Because no g...
Benny Chor, Amit Khetan, Sagi Snir
TIP
2011
123views more  TIP 2011»
14 years 4 months ago
Spatial Sparsity-Induced Prediction (SIP) for Images and Video: A Simple Way to Reject Structured Interference
We propose a prediction technique that is geared toward forming successful estimates of a signal based on a correlated anchor signal that is contaminated with complex interference...
Gang Hua, Onur G. Guleryuz