14 research outputs found

    Morphid Academy: a virtual laboratory for evolution of form and function

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    Bibliography: p. 241-253Some pages are in colou

    Simplified models of Dictyostelium discoideum aggregation and slug migration

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    Biological models of Dictyostelium discoideum behaviours are often quite complex. Computer simulations using simplified models provide insight into the biological behaviours but rely on complex mathematics. We studied whether characteristic slime mold behaviours can occur in very simple models that can be easily implemented with any graphical simulation engine. We proposed two excitation based models: neighbour and spherical models, and one simplified cAMP propagation model - the grid model. We succeeded in producing streaming and spiral patterns in aggregation and characteristic thermotaxis in the slug migration life stage of Dictyostelium discoideum.We are currently acquiring citations for the work deposited into this collection. We recognize the distribution rights of this item may have been assigned to another entity, other than the author(s) of the work.If you can provide the citation for this work or you think you own the distribution rights to this work please contact the Institutional Repository Administrator at [email protected]

    Wasp-Inspired Construction Algorithms

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    In this paper, we present our research into wasp-inspired construction algorithms. We were able to implement a typical construction algorithm in a 3D simulation environment and reproduce the results of previous research in the area. Finally, we present case studies that consider the impact of rule changes on the resulting evolved architectures.We are currently acquiring citations for the work deposited into this collection. We recognize the distribution rights of this item may have been assigned to another entity, other than the author(s) of the work.If you can provide the citation for this work or you think you own the distribution rights to this work please contact the Institutional Repository Administrator at [email protected]

    Infusing Virtual Creatures with Vision

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    In this paper, we evolve light following behaviours in preevolved virtual creatures. The neural controllers of creatures evolved for movement are augmented with simple visual neurons and neural connections. The resulting neural networks are trained for light following by an evolutionary algorithm. We show that, through this process, we are able to train the neural controllers to follow a light source. Many of the evolved behaviours show stability and adaptiveness to environmental perturbations of body orientation.N

    Some new robotization problems related to the introduction of collaborative robots into industrial practice

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    The appearance of collaborative robots is a natural stage of development of industrial robotics. Research aimed at enabling the work of robots and people in the common area (collaborative workspace) have been conducted for several decades. However, only recently the research results are implemented in industrial conditions. This is mainly due to the introduction of lightweight robots of low payload, which are equipped with special construction solutions and functions in the control area. Thanks to this, these devices can safely collaborate with people in a common workspace. The application of a collaborative robot in the robotization project of an industrial process creates new technical problems and more. The robots themselves, as well as robotic installations, must continue to comply with the applicable safety requirements, in accordance with the relevant directives. Introduction to the use of collaborative robots also creates new legal problems. The article presents the current state of development of collaborative robots in the technical, legal and standardization aspect. The presented material is based mainly on information from the Polish market
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