Sökning: "Stochastic optimization"

Visar resultat 16 - 20 av 171 avhandlingar innehållade orden Stochastic optimization.

  1. 16. Feasible Direction Methods for Constrained Nonlinear Optimization : Suggestions for Improvements

    Författare :Maria Mitradjieva-Daneva; Maud Göthe-Lundgren; Torbjörn Larsson; Clas Rydergren; Anders Forsgren; Linköpings universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; constrained nonlinear optimization; feasible direction methods; conjugate directions; traffic equilibrium problem; sequential linear programming algorithm; stochastic transportation problem; Optimization; systems theory; Optimeringslära; systemteori;

    Sammanfattning : This thesis concerns the development of novel feasible direction type algorithms for constrained nonlinear optimization. The new algorithms are based upon enhancements of the search direction determination and the line search steps. LÄS MER

  3. 17. Multi-Criteria Optimization of System Integration Testing

    Författare :Sahar Tahvili; Markus Bohlin; Franz Wotawa; Mälardalens högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Software Testing; Optimization; Integration Testing; Decision Support System; Dependency; Test Scheduling; Requirement Coverage; Computer Science;

    Sammanfattning : Optimizing software testing process has received much attention over the last few decades. Test optimization is typically seen as a multi-criteria decision making problem. One aspect of test optimization involves test selection, prioritization and execution scheduling. LÄS MER

  4. 18. Optimal bidding of a hydropower producer insequential power markets with riskassessment : Stochastic programming approach

    Författare :Yelena Vardanyan; Mohammad Reza Hesamzadeh; Javier Contreras; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical Engineering; Elektro- och systemteknik;

    Sammanfattning : Short-term hydropower planning and bidding under uncertainty is a complicated task. The problem became more challenging with the liberalized market environment within the last two decades. LÄS MER

  5. 19. Asynchronous First-Order Algorithms for Large-Scale Optimization : Analysis and Implementation

    Författare :Arda Aytekin; Mikael Johansson; Lin Xiao; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; convex; optimization; asynchronous; algorithms; parallel; distributed; large-scale; big data; software; serverless; Electrical Engineering; Elektro- och systemteknik;

    Sammanfattning : Developments in communication and data storage technologies have made large-scale data collection more accessible than ever. The transformation of this data into insight or decisions typically involves solving numerical optimization problems. LÄS MER

  7. 20. Driver modeling: Data collection, model analysis, and optimization

    Författare :Ola Benderius; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; driving simulator; driver modeling; stochastic optimization; simulation software; genetic algorithm;

    Sammanfattning : This thesis concerns aspects of driver modeling, with an emphasis on critical near-crash scenarios, involving time spans of around 10 s of driving. Here,driver modeling has been studied using both computer simulations and experiments carried out in a high-fidelity driving simulator. LÄS MER