Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 52 for “"multiple solutions"”.
-
Learning multiple solutions to computer vision problems
… a) That can estimate the multi-modal (i.e. with multiple peaks) probability distribution in the output space, and b) Produce diverse and meaningful solutions from the estimated multi-modal probability distribution. In this thesis, we tackle ambiguous problems (which have multiple solutions) such …
-
Multiple Solutions on a Ball for a Generalized Lane Emden Equation
… on the existence and non existence of radial solutions on a unit ball in n dimensions. We extend the analysis to the phase plane for a clear understanding of the behavior of solutions and the relationship between their existence and the growth of nonlinear terms, where we investigate the …
-
Niching methods for genetic algorithms
… that require the location and maintenance of multiple solutions. Such domains include classification and machine learning, multimodal function optimization, multiobjective function optimization, and simulation of complex and adaptive systems.
-
Development of microfluidic systems for studying functional connectivity between in vitro neuronal co-cultures
… value as it is impractical to switch between multiple solutions. In this thesis, a method is initially developed for quantifying the synaptic comunication that occurs between functionally connected neural networks that are held in isolated environments. This was investigated using primary …
-
Analysis of substrate limited fermentation in a dispersed plug-flow reactor
… of the bounds of Fermentation Number where multiple solutions can occur and the necessary and sufficient conditions for stability to small perturbations are presented. Analysis has been made of fermentation processes involving both gaseous and non-gaseous limiting substrates and operated …
-
Asymmetric temperature and composition profiles in catalyst particles
… and hence, that the extensive literature on multiple solutions has uncovered only a fraction of all possible steady states. A slab has been used as a model for the catalyst particle? diffusive resistances to heat and mass flux in its interior and Newtonian resistances to heat and mass …
-
Evolutionary algorithm for multiobjective optimization: Cooperative coevolution and new features
… into multiobjective optimization, which evolves multiple solutions in the form of cooperative subpopulations. The cooperation among subpopulations is achieved through the sharing of archive and representatives of subpopulations. Such a loosely coupled paradigm can be easily formulated into a …
-
Toward high-definition reservoir characterization
… crosswell seismic trace. The problem has multiple solutions and an analytical solution is hard or difficult to be developed.;This project proved that it is possible to predict high-resolution crosswell seismic traces using low-definition surface seismic traces. The statistical comparison …
-
Machine-independent parallel execution of speculative computations
… parallel execution. A class of such problems has multiple solutions where any one solution is acceptable. Parallel execution of such computations leads to speculative computations. We investigate schemes for parallel execution of such speculative computations to obtain consistent and good linear …
-
Structural Damage Detection and Assessment From Spatially Sparse and Noise -Polluted Modal Response
… account the multiplicity of parameter estimation solutions arising from using spatially sparse and noise-polluted data. A unified approach, based on the random starting point scheme and the optimum sensitivity method, for determining solution clustering is used to find multiple solutions and to …
-
A cooperative distributed problem-solving framework
… CDPS framework also promotes the preservation of multiple perspectives and as a result multiple solutions. The dissertation describes the verification of the CDPS framework via the successful implementations of two prototypes, namely, the Computer Systems Manager and the Supplier-side Risk …
-
Condition Monitoring of Structures by Using Ambient Dynamic Responses
… genetic algorithm is developed to solve for the multiple solutions that arises from the spatial incompleteness in measurements and the redundancy of the structures. DNM increases the ability of GA in searching for the global optima. An approximate dynamic analysis with pseudo-force is used to …
-
A theoretical and experimental investigation into the nonlinear dynamics of floating bodies
… modes. In the analytical approach the method of multiple scales is used to determine first-order approximations to the solutions, yielding a system of nonlinear first-order equations governing the modulation of the amplitudes and phases of the system. The fixed-point solutions of these equations …
-
Noniterative construction of optimal quadratically-nonlinear ODE models from time series
… agreement between the time series and numerical solutions of the ODE system. The present approach has several advantages compare to these iterative approaches. First, our approach involves solution only of linear algebraic equations, and avoids the problems associated with the iterative solution …
-
Interaction mining mobile apps
… At the same time, existing apps embody multiple solutions to numerous design problems faced by app developers. How do we make this design knowledge embedded in existing apps accessible to designers? And how can it help simplify the app design process? This dissertation introduces …
-
Autonomous Visual Servo Robotic Capture of Non-cooperative Target
… kinematic control is proposed to avoid the multiple solutions in solving the inverse kinematics of robotic manipulators. The proposed target motion estimation and visual servo control algorithms are validated experimentally by a custom built visual servo manipulator-target system. Electronic …
-
Multi-Fidelity Structural Modeling For Set Based Design of Advanced Marine Vehicles
… allows stakeholders to identify and explore multiple solutions to stakeholder requirements and only eliminating the infeasible poorer solutions after all solutions are completely explored. SBD offers the and advantage over traditional design methods such as Waterfall and Spiral because …
-
Modeling Analysis and Control of Nonlinear Aeroelastic Systems
… on the parameters, the nonlinearities can cause multiple solutions. Determining the effects of nonlinearities of an aeroelastic system on its response is crucial. In this dissertation, different aeroelastic configurations where nonlinear aspects may have significant effects on their performance …
-
ENGINEERING IS ELEMENTARY: IDENTIFYING INSTANCES OF COLLABORATION DURING THE ENGINEERING DESIGN PROCESS
… of epistemic practices, including envisioning multiple solutions and teamwork (Cunningham and Kelly, 2017). Cunningham (2012) considers collaboration to be a hypothesized critical component of engineering, asserting that collaboration is valued and cultivated in the Engineering is Elementary …
-
Investigações sobre um esquema numérico desacoplado para modelos de circulação
… Through an uncoupling in the calculation of the multiple variables (e.g. water level elevation, velocity components, salinity, etc ... ) it is possible to reduce the problem to multiple solutions of tridiagonal systems. Such algoritims, unfortunatly, are not useful in the case of finit elements, …
Page 1 of 3