895 research outputs found

    Towards A Theory-Of-Mind-Inspired Generic Decision-Making Framework

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    Simulation is widely used to make model-based predictions, but few approaches have attempted this technique in dynamic physical environments of medium to high complexity or in general contexts. After an introduction to the cognitive science concepts from which this work is inspired and the current development in the use of simulation as a decision-making technique, we propose a generic framework based on theory of mind, which allows an agent to reason and perform actions using multiple simulations of automatically created or externally inputted models of the perceived environment. A description of a partial implementation is given, which aims to solve a popular game within the IJCAI2013 AIBirds contest. Results of our approach are presented, in comparison with the competition benchmark. Finally, future developments regarding the framework are discussed.Comment: 7 pages, 5 figures, IJCAI 2013 Symposium on AI in Angry Bird

    Ulcers in restrained rats: Study of protective substances

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    The genesis of ulcers in restrained rats is discussed through an investigation of the relationship between the protective effects of nervous system effectual substances examined vis-a-vis ulcers in restrained rats and their elective or secondary pharmacologic effects. The substances used were capable of either peripheral parasympatholytic, sympatholytic, ganglioplegic, spasmolytic effects or central, hypnotic, tranquilizing, neuroleptic, analgesic effects. The regular and considerable protection observed with parasympatholytics (atropine sulfate, benzylonium bromide, dihexyverine, J.L. 1344) and a ganglioplegic (pentamethonium) is a function of their anticholinergic properties. It is of less importance with dibenamine, a sympatholytic action on the adrenergic receptors. Among the central depressive substances tested (hypnotics, tranquilizers, neuroleptics, analgesic), phenobarbital at a nonhypnotic dose, and dextromoramide at a nonanalgesic dose, show antiulcerous effects, which are found with chlorpromazine only at cataleptogenic doses

    Learning a Representation of a Believable Virtual Character's Environment with an Imitation Algorithm

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    In video games, virtual characters' decision systems often use a simplified representation of the world. To increase both their autonomy and believability we want those characters to be able to learn this representation from human players. We propose to use a model called growing neural gas to learn by imitation the topology of the environment. The implementation of the model, the modifications and the parameters we used are detailed. Then, the quality of the learned representations and their evolution during the learning are studied using different measures. Improvements for the growing neural gas to give more information to the character's model are given in the conclusion

    Impact investments - a study on best practices for institutional venture capital investors to close the financing gap in female entrepreneurship

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    This research paper investigates the financing gap in venture capital for female-founded ventures. Specifically, experiences of female founders in investor interactions are examined through a qualitative study by analysing their experiences with barriers to secure financing for the growth of their ventures. This study lays the groundwork for implementing operations for institutional investors to ensure a more diverse scouting and screening process of possible investments, with a practical application to the European impact investment venture capital fund Mustard Seed Maze. This application is presenting the results of the underlying study in six action points for the fund

    Assessing the quality of qualitative comparative analysis (QCA) : evaluation, improvement, application

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    Second Reaction: Cooperation, Communication, and Friendship in a Most Unusual Setting

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    Too Many Jobs and Too Few IS Students: i-STEM to the Rescue

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