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CSDA
2010
208views more  CSDA 2010»
13 years 9 months ago
Bayesian density estimation and model selection using nonparametric hierarchical mixtures
We consider mixtures of parametric densities on the positive reals with a normalized generalized gamma process (Brix, 1999) as mixing measure. This class of mixtures encompasses t...
Raffaele Argiento, Alessandra Guglielmi, Antonio P...
CMOT
2006
147views more  CMOT 2006»
13 years 9 months ago
Identifying sets of key players in a social network
A procedure is described for finding sets of key players in a social network. A key assumption is that the optimal selection of key players depends on what they are needed for. Acc...
Stephen P. Borgatti
CORR
2007
Springer
88views Education» more  CORR 2007»
13 years 9 months ago
Design and Fabrication of a Micro Electrostatic Vibration-to-Electricity Energy Converter
This paper presents a micro electrostatic vibration-toelectricity energy converter. For the 3.3 V supply voltage and 1cm2 chip area constraints, optimal design parameters were fou...
Yi Chiu, Chiung-Ting Kuo, Yu-Shan Chu
SIGIR
2008
ACM
13 years 9 months ago
Using parsimonious language models on web data
In this paper we explore the use of parsimonious language models for web retrieval. These models are smaller thus more efficient than the standard language models and are therefor...
Rianne Kaptein, Rongmei Li, Djoerd Hiemstra, Jaap ...
IWC
2000
82views more  IWC 2000»
13 years 9 months ago
What is beautiful is usable
An experiment was conducted to test the relationships between users' perceptions of a computerized system's beauty and usability. The experiment used a computerized appl...
Noam Tractinsky, A. S. Katz, D. Ikar