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ISIPTA
2005
IEEE
165views Mathematics» more  ISIPTA 2005»
15 years 9 months ago
Electric Company Portfolio Optimization Under Interval Stochastic Dominance Constraints
This paper addresses the problem of market risk management for a company in the electricity industry. When dealing with corporate volumetric exposure, there is a need for a method...
Daniel Berleant, Mathieu Dancre, Jean-Philippe Arg...
ISIPTA
2005
IEEE
168views Mathematics» more  ISIPTA 2005»
15 years 9 months ago
Approximate Inference in Credal Networks by Variational Mean Field Methods
Graph-theoretical representations for sets of probability measures (credal networks) generally display high complexity, and approximate inference seems to be a natural solution fo...
Jaime Shinsuke Ide, Fabio Gagliardi Cozman
ISIPTA
2005
IEEE
130views Mathematics» more  ISIPTA 2005»
15 years 9 months ago
Computing Lower and Upper Expectations under Epistemic Independence
This papers investigates the computation of lower/upper expectations that must cohere with a collection of probabilistic assessments and a collection of judgements of epistemic in...
Cassio Polpo de Campos, Fabio Gagliardi Cozman
ISIPTA
2005
IEEE
115views Mathematics» more  ISIPTA 2005»
15 years 9 months ago
A Protocol for the Elicitation of Imprecise Probabilities
A protocol for the elicitation of imprecise probabilities based on linear programming is applied to the case of two continuous variables. Two medical experts were elicited. The re...
Alane Alves Silva, Fernando Campello de Souza
AIED
2005
Springer
15 years 9 months ago
Enhancing ITS instruction with integrated assessments of learner mood, motivation and gender
ITS instruction may be enhanced by models of student motivation and mood, in addition to cognitive skills and domain knowledge. In an initial study, self-assessments by high school...
Carole R. Beal, Erin Shaw, Yuan-Chun Chiu, Hyokyeo...