Sciweavers

AAAI
1998
13 years 11 months ago
A Script-Based Approach to Modifying Knowledge-Based Systems
Modifyingknowledge-based systems is a complexactivity. One of its di culties is that several related portions of the system might have to be changed in order to maintain the coher...
Marcelo Tallis
AAAI
2000
13 years 11 months ago
An Expert System for Recognition of Facial Actions and their Intensity
The Facial Action Coding System (FACS) is an objective method for quantifying facial movement in terms of 44 component actions, i.e. Action Units (AUs). This system is widely used...
Maja Pantic, Léon J. M. Rothkrantz
AAAI
2000
13 years 11 months ago
Agent Capabilities: Extending BDI Theory
Intentional agent systems are increasingly being used in a wide range of complex applications. Capabilities has recently been introduced into one of these systems as a software en...
Lin Padgham, Patrick Lambrix
AAAI
1998
13 years 11 months ago
A Fuzzy Description Logic
In this paper we present a fuzzy version of SHOIN(D), the corresponding Description Logic of the ontology description language OWL DL. We show that the representation and reasonin...
Umberto Straccia
AAAI
2000
13 years 11 months ago
Memory-Based Forecasting for Weather Image Patterns
A novel method and a framework called Memory-Based Forecasting are proposed to forecast complex and timevarying natural patterns with the goal of supporting experts' decision...
Kazuhiro Otsuka, Tsutomu Horikoshi, Satoshi Suzuki...
AAAI
1998
13 years 11 months ago
Abductive Planning with Sensing
In abductive planning, plans are constructed as reasons for an agent to act: plans are demonstrations in logical theory of action that a goal will result assuming that given actio...
Matthew Stone
AAAI
1998
13 years 11 months ago
Multimodal Reasoning for Automatic Model Construction
This paper describes a program called Pret that automates system identification, the process of finding a dynamical model of a black-box system. Pret performs both structural iden...
Reinhard Stolle, Elizabeth Bradley
AAAI
2000
13 years 11 months ago
Sampling Methods for Action Selection in Influence Diagrams
Sampling has become an important strategy for inference in belief networks. It can also be applied to the problem of selecting actions in influence diagrams. In this paper, we pre...
Luis E. Ortiz, Leslie Pack Kaelbling
AAAI
1998
13 years 11 months ago
Backtracking Algorithms for Disjunctions of Temporal Constraints
Weextendthe frameworkof simple temporalproblems studied originally by Dechter,MeiriandPearl to consider constraints of the formxl - yl < rl V... v xn yn <_rn, wherexl ... xn...
Kostas Stergiou, Manolis Koubarakis
AAAI
2000
13 years 11 months ago
STA: Spatio-Temporal Aggregation with Applications to Analysis of Diffusion-Reaction Phenomena
Spatio-temporal data sets arise when time-varying physical fields are discretized for simulation or analysis. Examples of time-varying fields are isothermal regions in the sea or ...
Iván Ordóñez, Feng Zhao