Sciweavers

AAAI
2007
13 years 7 months ago
Complexity Boundaries for Horn Description Logics
Horn description logics (Horn-DLs) have recently started to attract attention due to the fact that their (worst-case) data complexities are in general lower than their overall (i....
Markus Krötzsch, Sebastian Rudolph, Pascal Hi...
AAAI
2007
13 years 7 months ago
On the Partial Observability of Temporal Uncertainty
We explore a means to both model and reason about partial observability within the scope of constraintbased temporal reasoning. Prior studies of uncertainty in Temporal CSPs have ...
Michael D. Moffitt
AAAI
2007
13 years 7 months ago
Unsupervised Shilling Detection for Collaborative Filtering
Collaborative Filtering systems are essentially social systems which base their recommendation on the judgment of a large number of people. However, like other social systems, the...
Bhaskar Mehta
AAAI
2007
13 years 7 months ago
Transposition Tables for Constraint Satisfaction
In this paper, a state-based approach for the Constraint Satisfaction Problem (CSP) is proposed. The key novelty is an original use of state memorization during search to prevent ...
Christophe Lecoutre, Lakhdar Sais, Sébastie...
AAAI
2007
13 years 7 months ago
COD: Online Temporal Clustering for Outbreak Detection
We present Cluster Onset Detection (COD), a novel algorithm to aid in detection of epidemic outbreaks. COD employs unsupervised learning techniques in an online setting to partiti...
Tomás Singliar, Denver Dash
AAAI
2007
13 years 7 months ago
Heuristic Evaluation Functions for General Game Playing
A general game playing program plays games that it has not previously encountered. A game manager program sends the game playing programs a description of a game’s rules and obj...
James Clune
AAAI
2007
13 years 7 months ago
Continuous State POMDPs for Object Manipulation Tasks
My research focus is on using continuous state partially observable Markov decision processes (POMDPs) to perform object manipulation tasks using a robotic arm. During object mani...
Emma Brunskill
AAAI
2007
13 years 7 months ago
Autonomous Development of a Grounded Object Ontology by a Learning Robot
We describe how a physical robot can learn about objects from its own autonomous experience in the continuous world. The robot identifies statistical regularities that allow it t...
Joseph Modayil, Benjamin Kuipers
AAAI
2007
13 years 7 months ago
A Logic of Emotions for Intelligent Agents
This paper formalizes a well-known psychological model of emotions in an agent specification language. This is done by introducing a logical language and its semantics that are u...
Bas R. Steunebrink, Mehdi Dastani, John-Jules Ch. ...