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Auflistung nach Schlagwort "Optimization"

Anzeige der Dokumente 21-40 von 52

Global and local sparse subspace optimization for motion segmentation

Ying Yang, M.; Feng, S.; Ackermann, H.; Rosenhahn, B. (Katlenburg-Lindau : Copernicus Publications, 2015)

In this paper, we propose a new framework for segmenting feature-based moving objects under affine subspace model. Since the feature trajectories in practice are high-dimensional and contain a lot of noise, we firstly apply ...
Implementation and Testing of a Genetic Algorithm for a Self-learning and Automated Parameterisation of an Aerodynamic Feeding System

Busch, Jan; Blankemeyer, Sebastian; Raatz, Annika; Nyhuis, Peter (Amsterdam : Elsevier B.V., 2016)

An active aerodynamic feeding system developed at the IFA offers a large potential regarding output rate, reliability and neutrality towards part geometries. In this paper, the procedure of a genetic algorithm's into the ...
Improved LIDT values for dielectric dispersive compensating mirrors applying ternary composites

Willemsen, Thomas; Schlichting, S.; Gyamfi, M.; Jupé, Marco; Ehlers, H.; Morgner, Uwe; Ristau, Detlev (Bellingham, WA : S P I E - International Society for Optical Engineering, 2016)

The present contribution is addressed to an improved method to fabricate dielectric dispersive compensating mirrors (CMs) with an increased laser induced damage threshold (LIDT) by the use of ternary composite layers. ...
A Linear Programming Model for Renewable Energy Aware Discrete Production Planning and Control

Adomat, Vincent; Kober, Christian; Ahanpanjeh, Maryam; Wulfsberg, Jens P. (Hannover : publish-Ing., 2023)

Industrial production in the EU, like other sectors of the economy, is obliged to stop producing greenhouse gas emissions by 2050. With its Green Deal, the European Union has already set the corresponding framework in 2019. ...
Low Delay Filter Banks with Perfect Reconstruction

Schuller, Gerald (Berlin : De Gruyter, 1996)

The design of modulated filter banks with a low system delay and with perfect reconstruction will be shown. The filter lengths K can be chosen arbitrarily. The well known orthogonal filter banks have a system delay of K - ...
Meta-models for fatigue damage estimation of offshore wind turbines jacket substructures

Brandt, Sebastian; Broggi, Matteo; Hafele, Jan; Gebhardt, Cristian Guillermo; Rolfes, Raimund; Beer, Michael (London : Elsevier Ltd., 2017)

One of the main structural components of offshore wind turbines is the substructure which bridges the gap between seabed and tower foot. One possible concept employed in intermediate water depths for turbines with high-rated ...
A Methodological Framework for Analysis and Theorization of Circular Supply Chain at the System Context Level

Abdoli, Shiva; Xie, Sijia; Bahramimianrood, Bahador; Malaibari, Moahmmed; Stringer, Thomas (Hannover : publish-Ing., 2023)

Circular Economy concept (CE) revolves aims enhancing resource efficiency through product lifecycle in technical or biological cycles. The former aims to enhance resource efficiency through waste reduction, recycling, ...
Microscopic investigations into lubricated friction pairs in synchronizers

Poll, G.; Neudörfer, S.; Skubacz, T. (London : SAGE Publications Ltd., 2008)

An essential component of manually operated vehicle transmissions is the synchronising device. Synchronizers have the task of minimizing the speed difference between the shifted gearwheel and the shaft by means of frictional ...
Modeling, Discretization, Optimization, and Simulation of Phase-Field Fracture Problems

Khimin, Denis; Kolditz, Leon; Kosin, Viktor; Mang, Katrin; Wick, Thomas (Hannover : Institutionelles Repositorium der Leibniz Universität Hannover, 2023-11-11)

This course is devoted to phase-field fracture methods. Four different sessions are centered around modeling, discretizations, solvers, adaptivity, optimization, simulations and current developments. The key focus is on ...
Multi-objective optimization of drying energy consumption and jet impingement force on a moving curfed surface

Chitsazan, Ali; Klepp, Georg; Chitsazan, Mohammad Esmaeil; Glasmacher, Birgit (Columbia, Mo. : Global Digital Central, 2022)

For the optimization of the impinging round jet, the pressure force coefficient and drying energy consumption on the moving curved surface are set as the objective functions to be minimized simultaneously. SHERPA search ...
Numerical optimization of drying energy consumption from multiple jets impinging on a moving curved surface

Chitsazan, Ali; Klepp, Georg; Glasmacher, Birgit; Pour, Kamyar Mohammad (Edmonton, AB : International Information and Engineering Technology Association, 2021)

Due to the increasing energy cost, the efficiency of the industrial dryer as the energy-intensive processes should be improved. The designer should optimize the design parameters of industrial drying equipment to achieve ...
On-line estimation of local oscillator noise and optimisation of servo parameters in atomic clocks

Leroux, Ian D.; Scharnhorst, Nils; Hannig, Stephan; Kramer, Johannes; Pelzer, Lennart; Stepanova, Mariia; Schmidt, Piet O. (Bristol : Institute of Physics Publishing, 2017)

For atomic frequency standards in which fluctuations of the local oscillator (LO) frequency are the dominant noise source, we examine the role of the the servo algorithm that predicts and corrects these frequency fluctuations. ...
Optimization of complex cutting tools using a multi-dexel based material removal simulation

Denkena, Berend; Grove, T.; Pape, O. (Amsterdam : Elsevier B.V., 2019)

Multi-dexel based material removal simulations provide a fast and flexible way to compute process forces and tool deflections for milling and turning operations. This allows an advanced process planning including detection ...
Optimization of the tribological performance of rectangular seals in automotive transmissions

Gronitzki, M.; Poll, G.W.G. (London : SAGE Publications Ltd., 2007)

Rectangular seals - a special type of face seals - are currently used in rotating connections of automatic automotive transmissions (double clutch transmissions, continuously variable transmissions, and 6-automated ...
Optimization-based calibration of hydrodynamic drag coefficients for a semisubmersible platform using experimental data of an irregular sea state

Böhm, M.; Robertson, A.; Hübler, C.; Rolfes, R.; Schaumann, P. (Bristol : IOP Publ., 2020)

For the simulation of the coupled dynamic response of floating offshore wind turbines, it is crucial to calibrate the hydrodynamic damping with experimental data. The aim of this work is to find a set of hydrodynamic drag ...
Optimized designing of a patch phased array with a MoM-solver

Wang, Yuanhao; Berens, Michael; Nietsch, Alexander; John, Werner; Mathis, Wolfgang (Bingley : Emerald Group Publishing Ltd., 2014)

Purpose - The purpose of this paper is to present an optimization process for the design of a 2×2 patch antenna phased array with application for an UHF RFID system. Design/methodology/approach - The optimization process ...
Optimum design of flexural strength and stiffness for reinforced concrete beams using machine learning

Nariman, Nazin Abdul; Hamdia, Khader; Ramadan, Ayad Mohammad; Sadaghian, Hamed (Basel : MDPI AG, 2021)

In this paper, an optimization approach was presented for the flexural strength and stiffness design of reinforced concrete beams. Surrogate modeling based on machine learning was applied to predict the responses of the ...
Opto-Thermal simulation model for optimizing laser-excited remote phosphor systems

Chatzizyrli, Elisavet; Tinne, Nadine; Lachmayer, Roland; Neumann, Jörg; Kracht, Dietmar (Bellingham, Wash. : SPIE, 2018)

A new family of lighting products is developed as laser diodes replace LEDs in the remote phosphor configuration. The resulting lighting systems, also known as laser-excited remote phosphor systems, exhibit advanced ...
A physics-based statistical model for human gait analysis

Zell, Petrissa; Rosenhahn, Bodo (Cham : Springer Verlag, 2015)

Physics-based modeling is a powerful tool for human gait analysis and synthesis. Unfortunately, its application suffers from high computational cost regarding the solution of optimization problems and uncertainty in the ...
Precise fabrication of ultra violet dielectric dispersion compensating mirrors

Willemsen, Thomas; Schlichting, S.; Kellermann, T.; Jupé, Marco; Ehlers, H.; Morgner, Uwe; Ristau, Detlev (Bellingham, WA : S P I E - International Society for Optical Engineering, 2015)

The present contribution is concentrated on an improved method to manufacture dielectric dispersion compensating mirrors in the ultra violet (UV) range by applying a novel online phase monitoring device. This newly developed ...

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Auflistung nach Schlagwort "Optimization"

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