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BALT
2006
15 years 10 months ago
A Multiple Correspondence Analysis to Organize Data Cubes
Abstract. On Line Analytical Processing (OLAP) is a technology basically created to provide users with tools in order to explore and navigate into data cubes. Unfortunately, in hug...
Riadh Ben Messaoud, Omar Boussaid, Sabine Loudcher...
GIS
2007
ACM
16 years 7 months ago
Spatial and temporal analysis of pedestrian egress behavior and efficiency
This research reports on exploring analytical methodologies for spatio-temporal data of pedestrian egress dynamics in a crowded environment. The research objective is to spatially...
Atsushi Nara, Paul M. Torrens
COMPSAC
2003
IEEE
15 years 11 months ago
A Cut-Based Algorithm for Reliability Analysis of Terminal-Pair Network Using OBDD
In this paper, we propose an algorithm to construct the Ordered Binary Decision Diagram (OBDD) representing the cut function of a terminal-pair network. The algorithm recognizes i...
Yung-Ruei Chang, Hung-Yau Lin, Ing-Yi Chen, Sy-Yen...
AIPR
2002
IEEE
15 years 11 months ago
ICA Mixture Model based Unsupervised Classification of Hyperspectral Imagery
Conventional remote sensing classification techniques that model the data in each class with a multivariate Gaussian distribution are inefficient, as this assumption is generally ...
Chintan A. Shah, Manoj K. Arora, Stefan A. Robila,...
DAGM
2006
Springer
15 years 9 months ago
Robust MEG Source Localization of Event Related Potentials: Identifying Relevant Sources by Non-Gaussianity
Independent Component Analysis (ICA) is a frequently used preprocessing step in source localization of MEG and EEG data. By decomposing the measured data into maximally independent...
Peter Breun, Moritz Grosse-Wentrup, Wolfgang Utsch...