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ESWS
2009
Springer
14 years 3 months ago
Effects of Using a Research Context Ontology for Query Expansion
This thesis investigates the question whether and how ontologies such as the ones currently evolving in the Semantic Web can serve as knowledge structures for the generation of que...
Carola Carstens
WETICE
2000
IEEE
14 years 1 months ago
DEMOIR: A Hybrid Architecture for Expertise Modeling and Recommender Systems
Although employees’ expertise has long been regarded as an important asset in organizations at least on a par with capital, goods and documented information, it is only recently...
Dawit Yimam, Alfred Kobsa
ICWSM
2010
13 years 10 months ago
ePluribus: Ethnicity on Social Networks
We propose an approach to determine the ethnic breakdown of a population based solely on people's names and data provided by the U.S. Census Bureau. We demonstrate that our a...
Jonathan Chang, Itamar Rosenn, Lars Backstrom, Cam...
INTERACT
2007
13 years 10 months ago
Designing a Trade-Off Between Usability and Security: A Metrics Based-Model
The design of usable yet secure systems raises crucial questions when it comes to balancing properly security and usability. Finding the right tradeoff between these two quality at...
Christina Braz, Ahmed Seffah, David M'Raïhi
FLAIRS
2001
13 years 10 months ago
Probabilistic Planning for Behavior-Based Robots
Partially Observable Markov Decision Process models (POMDPs) have been applied to low-level robot control. We show how to use POMDPs differently, namely for sensorplanning in the ...
Amin Atrash, Sven Koenig