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Petrissa Zell - Learning-Based Inverse Dynamics for Human Motion Analysis

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Petrissa Zell

Learning-Based Inverse Dynamics for Human Motion Analysis

Reihe: Informatik/ Kommunikation

Band 877 2022

Treffer in den folgenden Teilen:

Supervised learning of inverse dynamics S. 76-94

„… information). These parameter vectors77supervised learning of inverse dynamicsFigure 19: Illustration of the …” „… inverse dynamicsThus, components with generally small absolute values are relevant as well. The rRMSE …” „… ) 16.7 (4.2) 16.5 (4.0)87supervised learning of inverse dynamicsTable 7: Gait phase classification …”

Introduction S. 1-14

„… inverse dynamicsIn the research of neurological disorders inverse dynamics plays an important role …” „… more detail inChapter 4.1.2 learning inverse dynamicsAlthough the described methods for dynamics …” „… non-invasive way, butcan be estimated through inverse dynamics analysis.1.1 applications and challenges of …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… 10INFORMATIK/KOMMUNIKATIONZellLearning-Based Inverse DynamicsREIHE 10 | NR. 877ISBN …” „… Fortschritt-Berichte VDILearning-Based Inverse Dynamics for Human MotionAnalysisPetrissa Zell, M …” „… . Pons-MollProf. Dr.-Ing. J. OstermannTag der Promotion: 15. Dezember 2021Learning-Based Inverse Dynamics for …”

Related work S. 15-22

„… , ground penetration, dynamic balance, etc..2.2 learning-based inverse dynamicsIn the previous section …” „… can be designed by implementing subsequent inverse and forward dynamics.The idea, which is also …” „… 2R E L AT E D WO R KThis chapter addresses the current state of the art regarding inverse dynamics …”

Conclusions S. 123-126

„… learning of inverse dynamicsIn human locomotion, alternating ground contact results in non-continuous GRF/M …” „… 7C O N C L U S I O N SIn this work, machine learning models for inverse dynamics of human …” „… per frame).In developing appropriate regression methods for the inverse dynamics problem, dealingwith …”

Self-supervision by dynamics-based layers S. 95-122

„… and the inverse loss is done103self-supervision by dynamics-based layersalternatingly. The L1 loss of …” „… self-supervised learning for inverse dynamics of human motion. Itis based on an earlier publication from which …” „… factorfor the application of machine learning models in inverse dynamics of human motion.Suitable sets …”

Bibliography S. 130-152

„… . “Semiparametric Deep Learning Manipulator Inverse DynamicsModeling Method for Smart City and Industrial …” „… INFORMATIK/KOMMUNIKATIONBAND 1|1VOLUME 1|1NR. 877REIHE 10INFORMATIK/KOMMUNIKATIONZellLearning-Based Inverse DynamicsREIHE 10 …” „… . Kistemaker. “Inverse dynamics ofmechanical multibody systems: An improved algorithm that ensures …”

a Appendix S. 127-129

„… self-supervised approaches F-net and cFI-net, also the unlabeled datasets.a.2 data-driven inverse dynamics …” „… optimizationIn Chapter 5, the performance of the learning-based inverse dynamics methods is comparedto a …” „… 0.599(0.219)0.096(0.042)0.125(0.033)0.91(0.08)0.77(0.13)0.82(0.08)128A.2 data-driven inverse dynamics optimizationthe number of optimization variables is drastically …”

Fundamentals S. 23-61

„… based on the observed motion.These two procedures are termed forward and inverse dynamics, respectively …” „… introduces algo-rithms used to realize learning-based inverse dynamics estimation. Following the …” „… , detR = 1}. (6)The dynamics considered in this work take place in three dimensional space, so thatR ∈ SO …”

Human motion dataset S. 62-75

„… 4H U M A N M O T I O N DATA S E TA learning-based approach to inverse dynamics of human motion …” „… segments.4.3 estimation of inertial propertiesTo describe the dynamics of the rigid body system, inertial …” „… heuristically set. The approach is referred to aspredictive dynamics optimization (PDO) in reference to the …”

doi.org/10.51202/9783186877109

Matthias Kunick - Fast Calculation of Thermophysical Properties in Extensive Process Simulations with the Spline-Based Table Look-Up Method (SBTL)

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Matthias Kunick

Fast Calculation of Thermophysical Properties in Extensive Process Simulations with the Spline-Based Table Look-Up Method (SBTL)

Reihe: Energietechnik

Band 618 2018

Treffer in den folgenden Teilen:

Titelei/Inhaltsverzeichnis S. I-XIV

„… – Computational Fluid Dynamics – Heat-Cycle Simulations – Transient Processes The presented Spline-Based Table …” „… computationally extensive process simulations, such as Computational Fluid Dynamics (CFD), heat-cycle calculations …” „… computational speed. SBTL property functions, their first derivatives, and inverse functions are continuous and …”

Application of the SBTL Method in Computationally Expensive Process Simulations S. 107-113

„… Computational Fluid Dynamics To consider the real-fluid behavior of water and steam in Computational Fluid …” „… Dynamics (CFD), SBTL property functions of (v,u) based on IAPWS-IF97 (see Sec. 5.1) have been implemented …” „… consistency of the SBTL property functions with their inverse functions, the computation is very stable using …”

Introduction S. 1-3

„… 1 1 Introduction Extensive numerical process simulations, such as Computational Fluid Dynamics …” „… , and so-called “backward equations” for calculating inverse property functions without time-consuming …” „… . In these situations, inverse property functions should be calculated by iteration from the basic …”

Summary and Outlook S. 114-117

„… Dynamics (CFD), power-plant design with heat cycle calculations, and real-time process optimizations. In …” „… fast calculation of numerically consistent inverse functions. Therefore, quadratic and biquadratic …” „… SBTL functions of (v,u) based on IAPWS-IF97, numerically consistent inverse functions of (p,v) and …”

doi.org/10.51202/9783186618061

VDI Wissensforum GmbH - Bewegungstechnik 2016

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VDI Wissensforum GmbH (Hrsg.)

Bewegungstechnik 2016

Reihe: VDI-Berichte

Band 2286 2016

Treffer in den folgenden Teilen:

M. Lorenz, T. Haschke, M. Hüsing, B. Corves Entwicklung eines Parallelmanipulators mit redundantem Antriebskonzept zur Untersuchung neuartiger Konfigurationsplanungs- und Bewegungsstrategien S. 107-118

„… , J. and Corves, B. and Wahle, M.: A Comparative Study of Inverse Dynamics based on Clavel’s Delta …” „… inversen kinematischen Problems aufweisen [7]. Aus diesem Grund können im Fall der Antriebsredundanz …” „… RA-PKM beschrieben. Anschließend wird in Kapitel 3 das inverse kinematische Problem für einen -PRPaR (mit …”

doi.org/10.51202/9783181022863

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VDI Wissensforum GmbH (Hrsg.)

Baudynamik 2022

Reihe: VDI-Berichte

Band 2379 2022

Treffer in den folgenden Teilen:

A. Firus, R. Kemmler, G. Lombaert, J. Schneider, H. Berthold Ein Ansatz im Zeitbereich zur Rekonstruktion von bewegten dynamischen Fahrzeuglasten auf Eisenbahnbrücken S. 95-108

„… erfasst werden. In diesem Sinne stellt dieser Beitrag eine neuartige Formulierung eines inversen Problems …” „… inverse Problem wird im Zeitbereich unter Verwendung von Beschleunigungs- und/oder …” „… , dass viele aktuelle MFI-Zeitbereichsmethoden die Lösung eines inversen Problems implizie-ren, was in …”

T. Heiland, A. Stark, H. D. B. Aji, F. Wuttke Einfluss der Boden-Bauwerk-Interaktion auf die dynamische Charakteristik von Eisenbahnrahmenbrücken S. 597-610

„… ]. Nichtharmonische Erregungen werden über die Fast-Fourier-Transformation (FFT) und anschließender inversen …” „… mithilfe des ABAQUS steady-state dy-namics solver im Frequenzbereich gelöst. Lösungen im Zeitbereich erhält …” „… man durch Anwen-dung der FFT und der inversen-FFT [10]. Der betrachtete Impuls aus Kap. 3.2 wird über …”

doi.org/10.51202/9783181023792

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wt Werkstattstechnik online

Alle Ausgaben: wt Werkstattstechnik online

wt Jahrgang 106 (2016) Heft 09 ISSN Online: 1436-4980

Treffer in den folgenden Teilen:

P. Tempel, A. Pott Parallele Seilroboter in Theorie und Praxis/Cable-Driven Parallel Robots in Theory and Practice - The potential of lightweight construction, energy efficiency and high dynamics, with elasticity as a key challenge S. 643-647

„… move over large workspaces under high dynamics and thus be used for tasks beyond the scope of …” „… theory and practice. Understanding the predominant influence of the cables‘ dynamics on the movement of …” „… lightweight construction, energy efficiency and high dynamics, with elasticity as a key challenge 1 …”

doi.org/10.37544/1436-4980-2016-09

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