4,557 research outputs found

    Can involving clients in simulation studies help them solve their future problems? A transfer of learning experiment

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    It is often stated that involving the client in operational research studies increases conceptual learning about a system which can then be applied repeatedly to other, similar, systems. Our study provides a novel measurement approach for behavioural OR studies that aim to analyse the impact of modelling in long term problem solving and decision making. In particular, our approach is the first to operationalise the measurement of transfer of learning from modelling using the concepts of close and far transfer, and overconfidence. We investigate learning in discrete-event simulation (DES) projects through an experimental study. Participants were trained to manage queuing problems by varying the degree to which they were involved in building and using a DES model of a hospital emergency department. They were then asked to transfer learning to a set of analogous problems. Findings demonstrate that transfer of learning from a simulation study is difficult, but possible. However, this learning is only accessible when sufficient time is provided for clients to process the structural behaviour of the model. Overconfidence is also an issue when the clients who were involved in model building attempt to transfer their learning without the aid of a new model. Behavioural OR studies that aim to understand learning from modelling can ultimately improve our modelling interactions with clients; helping to ensure the benefits for a longer term; and enabling modelling efforts to become more sustainable

    Knowledge Acquisition Analytical Games: games for cognitive systems design

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    Knowledge discovery from data and knowledge acquisition from experts are steps of paramount importance when designing cognitive systems. The literature discusses extensively on the issues related to current knowledge acquisition techniques. In this doctoral work we explore the use of gaming approaches as a knowledge acquisition tools, capitalising on aspects such as engagement, ease of use and ability to access tacit knowledge. More specifically, we explore the use of analytical games for this purpose. Analytical game for decision making is not a new class of games, but rather a set of platform independent simulation games, designed not for entertainment, whose main purpose is research on decision-making, either in its complete dynamic cycle or a portion of it (i.e. Situational Awareness). Moreover, the work focuses on the use of analytical games as knowledge acquisition tools. To this end, the Knowledge Acquisition Analytical Game (K2AG) method is introduced. K2AG is an innovative game framework for supporting the knowledge acquisition task. The framework introduced in this doctoral work was born as a generalisation of the Reliability Game, which on turn was inspired by the Risk Game. More specifically, K2AGs aim at collecting information and knowledge to be used in the design of cognitive systems and their algorithms. The two main aspects that characterise those games are the use of knowledge cards to render information and meta-information to the players and the use of an innovative data gathering method that takes advantage of geometrical features of simple shapes (e.g. a triangle) to easily collect players\u2019 beliefs. These beliefs can be mapped to subjective probabilities or masses (in evidence theory framework) and used for algorithm design purposes. However, K2AGs might use also different means of conveying information to the players and to collect data. Part of the work has been devoted to a detailed articulation of the design cycle of K2AGs. More specifically, van der Zee\u2019s simulation gaming design framework has been extended in order to account for the fact that the design cycle steps should be modified to include the different kinds of models that characterise the design of simulation games and simulations in general, namely a conceptual model (platform independent), a design model (platform independent) and one or more implementation models (platform dependent). In addition, the processes that lead from one model to the other have been mapped to design phases of analytical wargaming. Aspects of game validation and player experience evaluation have been addressed in this work. Therefore, based on the literature a set of validation criteria for K2AG has been proposed and a player experience questionnaire for K2AGs has been developed. This questionnaire extends work proposed in the literature, but a validation has not been possible at the time of writing. Finally, two instantiations of the K2AG framework, namely the Reliability Game and the MARISA Game, have been designed and analysed in details to validate the approach and show its potentialities

    Designing Gener-G, the human energy trading game

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    Simlandscape: serious gaming in participatory spatial

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    In an attempt to improve support for contemporary spatial planning practice, Simlandscape has been developed. In this document the development of Simlandscape as ¿serious game¿ in digital form is described. In its current state, Simlandscape exists in two methodological forms; as an analogue game and as a planning support system using GIS for research and design. The game focuses on simulation of plan processes and on the resulting transformation of areas involved. Players interact with an analogue area model. The planning support system focuses on design and evaluation of plan scenarios and the data handling and presentation accompanying this process. A major challenge now is to integrate, upgrade and digitize components of the analogous game with the planning support system. Several interesting components (practical and scientific) of this project are identified and are discussed

    Serious Games: A playful approach to reduce usage barriers of innovative public transport systems

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    These days, automation, digitalization and mobile application are driving forces in the development of innovations in public transportation. Interactive digital approaches like serious games are a promising way to introduce new mobility services to the public in a contemporary manner. The trend towards a flexibilization of life- and workstyles entails a growing demand for individualized and more flexible forms of personal mobility. People no longer want to adapt their need for mobility to fixed schedules of public transport. The emergence of new mobility services that are based on reservation and payment via mobile devices, for example Car2Go (carsharing), CallaBike (bikesharing), Uber (ride sharing) or BlaBlaCar (carpooling), proves the need for demand driven mobility services. A growing flexibility can be expected to be accompanied by an increase in the inherent complexity of mobility services. This results in an increasing relevance of users’ information requirements that have to be incorporated in mobility services to enable planning and projection of routes and arrivals. An insufficient provision of information about how to use the mobility service or the absence of a transparent and understandable information environment could create usage barriers that cause a refusal of the mobility service. New mobility systems need to be systematically introduced to the prospective users. To improve users’ conceptual understanding of a new demand responsive transport system a serious game is developed by the authors. A serious game is characterized by an explicit educational purpose. The objective behind the serious game is to provide information about the operating concept of a demand responsive bus in a playful way. The underlying concept of the mobility service is introduced to the player as well as possible use cases and system constraints. To enhance knowledge about the new bus system players are put in the position of a public traffic planner. Players have the mission to plan and operate a bus system that satisfies customer needs on the one hand and meets the goal of an efficient and environmental friendly operation on the other hand. It is hypothesized that the serious game improves the conceptual understanding of the mobility service, reduces usage barriers and increases the intention to use the new bus system
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