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ASSETS
2007
ACM
14 years 15 days ago
Accessible spaces: navigating through a marked environment with a camera phone
We demonstrate a system designed to assist a visually impaired individual while moving in an unfamiliar environment. Small and economical color markers are placed in key locations...
Kee-Yip Chan, Roberto Manduchi, James Coughlan
WWW
2010
ACM
14 years 13 days ago
Hierarchical cluster visualization in web mapping systems
This paper presents a technique for visualizing large spatial data sets in Web Mapping Systems (WMS). The technique creates a hierarchical clustering tree, which is subsequently u...
Jean-Yves Delort
ADC
2004
Springer
88views Database» more  ADC 2004»
14 years 7 days ago
An Efficient Method for Indexing Now-relative Bitemporal data
Most modern database applications contain a significant amount of time dependent data and a substantial proportion of this data is now-relative, i.e. current now. While much resea...
Bela Stantic, Sankalp Khanna, John Thornton
IDEAL
2000
Springer
14 years 2 days ago
Observational Learning with Modular Networks
Observational learning algorithm is an ensemble algorithm where each network is initially trained with a bootstrapped data set and virtual data are generated from the ensemble for ...
Hyunjung Shin, Hyoungjoo Lee, Sungzoon Cho
APSCC
2008
IEEE
13 years 10 months ago
Measuring the Effectiveness and the Fairness of Relation Hiding Systems
In this paper, we develop a framework for measuring the level of protection offered by relation hiding systems. The framework provides a uniform way to define a variety of privacy ...
Andreas Pashalidis