A dungeon role playing game intended to induce emotions such as boredom, surprise, joy, anger and disappointment is introduced. From the preliminary study, facial expressions indicating boredom and anger were observed. Individual differences were found on appraisal and facial expression of surprise, joy and disappointment.

A critical aspect of an agent system is the ability to deal with unexpected situations to determine an appropriate course of action in a changing environment. In this paper, we investigate the incorporation of the mental attitudes of regret and disappointment (which have been studied by economists using utility theory) into the agent’s reasoning system in order to improve its ability to deal wi...

Relations among effortful control/low negative emotionality, immediate reactions in a situation that usually calls for the masking of disappointment (i.e., the use of display rules), and social competence/adjustment were investigated for 78 preschool children (mean age=4.87 years). Parents, teachers, and peers rated children on negative emotionality and/or effortful control as well as on social...

We propose a model of history-dependent risk attitude (HDRA), allowing the attitude of a decision-maker (DM) towards risk at each stage of a T -stage lottery to evolve as a function of his history of disappointments and elations in prior stages. We establish an equivalence between the existence of an HDRA representation and two documented cognitive biases. First, the DM’s risk attitudes are rei...