16 research outputs found

    Calibration of the modified Bartlett-Lewis model using global optimization techniques and alternative objective functions

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    The calibration of stochastic point process rainfall models, such as of the Bartlett-Lewis type, suffers from the presence of multiple local minima which local search algorithms usually fail to avoid. To meet this shortcoming, four relatively new global optimization methods are presented and tested for their ability to calibrate the Modified Bartlett-Lewis Model. The list of tested methods consists of: the Downhill Simplex Method, Simplex-Simulated Annealing, Particle Swarm Optimization and Shuffled Complex Evolution. The parameters of these algorithms are first optimized to ensure optimal performance, after which they are used for calibration of the Modified Bartlett-Lewis model. Furthermore, this paper addresses the choice of weights in the objective function. Three alternative weighing methods are compared to determine whether or not simulation results (obtained after calibration with the best optimization method) are influenced by the choice of weights

    Bibliographie de l'histoire de Belgique : bibliografie van de geschiedenis van België. 1990

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    Van Eenoo Romain, Bovesse J., Vrielinck S., Janssen R., Vanthemsche Guy, Geirnaert Ν., Meyers W., François L., Maréchal Griet, Vanhaute E., Art J., Haesenne-Peremans N., Cauchies Jean-Marie, Lis Catharina, Gaus H., Vermeulen U., Triaille-Closset C., Prevenier Walter, Van Derveeghde Denise, Petit R., Hélin Etienne. Bibliographie de l'histoire de Belgique — Bibliografie van de geschiedenis van België. 1990. In: Revue belge de philologie et d'histoire, tome 70, fasc. 2, 1992. Histoire médiévale, moderne et contemporaine — Middeleeuwse, moderne en hedendaagse geschiedenis. pp. 420-546

    Bibliographie de l'histoire de Belgique : bibliografie van de geschiedenis van België. 1989

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    Van Eenoo R., Bovesse J., Hélin Etienne, Petit R., Van Derveeghde Denise, Prevenier Walter, Triaille-Closset C., Vermeulen U., Gaus H., Lis Catharina, Cauchies J. M., Haesenne-Peremans N., Maréchal Griet, François Luc, Meyers W., Geirnaert Ν., Vanthemsche Guy, Janssen R., Vrielinck S., Vanhaute E., Art Jan. Bibliographie de l'Histoire de Belgique — Bibliografie van de Geschiedenis van België. 1989. In: Revue belge de philologie et d'histoire, tome 69, fasc. 2, 1991. Histoire - Geschiedenis. pp. 342-465

    Regionalised sprawl: conceptualising suburbanisation in the European context

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    Being recognised as the predominant urban pattern of the twenty-first century, suburbanisation is a global phenomenon that is characteristically regionalised: time- and site-specific factors and conditions differently shape its emergence in different locations. Post-suburbia and suburban governance are two analytical perspectives that are used to account for the global and regionalised character of suburbanisation. However, conceptualising suburbanisation in Europe should also more clearly encompass the role of spatial planning systems and the related actors’ sociopolitical configurations. We here propose an institutional, actor-centred conceptual framework accounting for spatial planning to more effectively analyse processes and patterns of European regionalised global suburbanisation.status: Published onlin
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