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  • Your search results: "May, Stefan"
Showing 1 - 20 results of 10,239 for search '"May, Stefan"', query time: 1.73s Narrow search
  • 1
    Cover Image Journal Article
    Body Weight Estimation for Dose-Finding and Health Monitoring of Lying, Standing and Walking Patients Based on RGB-D Data
    by Pfitzner, Christian   May, Stefan   Nüchter, Andreas Published in Sensors (Basel, Switzerland) (24.04.2018)
    “...This paper describes the estimation of the body weight of a person in front of an RGB-D camera. A survey of different methods for body weight estimation based...”
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  • 2
    Cover Image Journal Article
    Powell–Sabin B‐splines and unstructured standard T‐splines for the solution of the Kirchhoff–Love plate theory exploiting Bézier extraction
    by May, Stefan   Vignollet, Julien   Borst, René de Published in International journal for numerical methods in engineering (20.07.2016)
    “...Summary The equations that govern Kirchhoff–Love plate theory are solved using quadratic Powell–Sabin B‐splines and unstructured standard T‐splines. Bézier...”
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  • 3
    Cover Image Journal Article
    The role of the Bézier extraction operator for T‐splines of arbitrary degree: linear dependencies, partition of unity property, nesting behaviour and local refinement
    by May, Stefan   Vignollet, Julien   Borst, René Published in International journal for numerical methods in engineering (24.08.2015)
    “...Summary We determine linear dependencies and the partition of unity property of T‐spline meshes of arbitrary degree using the Bézier extraction operator. Local...”
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  • 4
    Cover Image Journal Article
    On the numerical integration of isogeometric interface elements
    by Vignollet, Julien   May, Stefan   Borst, René Published in International journal for numerical methods in engineering (15.06.2015)
    “...SummaryZero‐thickness interface elements are commonly used in computational mechanics to model material interfaces or to introduce discontinuities. The latter...”
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  • 5
    Cover Image Journal Article
    The regolith rocket—A hybrid rocket using lunar resources
    by Stoll, Enrico   Härke, Philip   Linke, Stefan   Heeg, Francesca   May, Stefan Published in Acta astronautica (01.02.2021)
    “...The use of lunar hybrid rockets, that connect the Moon surface with a lunar gateway and provide it with resources, are evaluated. Therefore, the composition of...”
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  • 6
    Cover Image Journal Article
    A new arc-length control method based on the rates of the internal and the dissipated energy
    by May, Stefan   Vignollet, Julien   de Borst, René Published in Engineering computations (07.03.2016)
    “...Purpose – The purpose of this paper is to introduce a new arc-length control method for physically non-linear problems based on the rates of the internal and...”
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  • 7
    Cover Image Journal Article
    Octave bandwidth S- and C-band GaN-HEMT power amplifiers for future 5G communication
    by Rautschke, Felix   May, Stefan   Drews, Sebastian   Maassen, Daniel   Boeck, Georg
    edited by Kallfass, Ingmar Vossiek, Martin A. Hein, Matthias
    Published in International journal of microwave and wireless technologies (01.06.2018)
    “...In this contribution, a design methodology for octave-bandwidth power amplifiers (PA) for 5G communication systems using surface mount dual-flat-no-lead...”
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  • 8
    Cover Image Journal Article
    Multi-Robot Localization and Mapping Based on Signed Distance Functions
    by Koch, Philipp   May, Stefan   Schmidpeter, Michael   Kühn, Markus   Pfitzner, Christian   Merkl, Christian   Koch, Rainer   Fees, Martin   Martin, Jon   Ammon, Daniel   Nüchter, Andreas
    edited by Almeida, Luis Marques, Lino
    Published in Journal of intelligent & robotic systems (01.09.2016)
    “...This publication describes a 2D Simultaneous Localization and Mapping approach applicable to multiple mobile robots. The presented strategy uses data of 2D...”
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  • 9
    Cover Image Journal Article
    Enhanced development of a catalyst chamber for the decomposition of up to 1.0 kg/s hydrogen peroxide
    by Božić, Ognjan   Božić, Ognjan   Porrmann, Dennis   Porrmann, Dennis   Lancelle, Daniel   Lancelle, Daniel   May, Stefan   May, Stefan Published in CEAS space journal (01.06.2016)
    “...A new innovative hybrid rocket engine concept is developed within the AHRES program of the German Aerospace Center (DLR). This rocket engine based on...”
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  • 10
    Cover Image Journal Article
    Comparison of dual- and single-source dual-energy CT in head and neck imaging
    by May, Matthias Stefan   Wiesmueller, Marco   Heiss, Rafael   Brand, Michael   Bruegel, Joscha   Uder, Michael   Wuest, Wolfgang Published in European radiology (01.08.2019)
    “...The aim of this study was to compare image quality of single-source dual-energy CT (SS-DECT) with third-generation dual-source dual-energy CT (DS-DECT) in head...”
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  • 11
    Cover Image Journal Article
    Cardiac T2 mapping: robustness and homogeneity of standardized in-line analysis
    by Wiesmueller, Marco   Wuest, Wolfgang   Heiss, Rafael   Treutlein, Christoph   Uder, Michael   May, Matthias Stefan Published in Journal of cardiovascular magnetic resonance (28.05.2020)
    “...Interpretation of T2 values remains difficult due to limited comparability across hardware and software systems and the lack of validated measurement...”
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  • 12
    Cover Image Journal Article
    Acute adverse events in cardiac MR imaging with gadolinium-based contrast agents: results from the European Society of Cardiovascular Radiology (ESCR) MRCT Registry in 72,839 patie...
    by Uhlig, Johannes   Luecke, Christian   Vliegenthart, Rozemarijn   Loewe, Christian   Grothoff, Matthias   Schuster, Aneas   Lurz, Philipp   Jacquier, Alexis   Francone, Marco   Zapf, Antonia   Schuelke, Christoph   Thomas, Daniel   May, Matthias Stefan   Bremerich, Jens   Lotz, Joachim   Gutberlet, Matthias Published in European radiology (01.07.2019)
    “...ObjectivesTo assess the incidence of acute adverse events (AAEs) in gadolinium-enhanced cardiac magnetic resonance (CMR) imaging.MethodsGadolinium-based...”
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  • 13
    Cover Image Journal Article
    Mobile Workflow in Computed Tomography of the Chest
    by Wetzl, Matthias   Wetzl, Matthias   Weller, Melanie   Weller, Melanie   Heiss, Rafael   Heiss, Rafael   Schrüfer, Eleni   Schrüfer, Eleni   Wuest, Wolfgang   Wuest, Wolfgang   Thierfelder, Carsten   Thierfelder, Carsten   Lerch, Daniel   Lerch, Daniel   Cavallaro, Alexander   Cavallaro, Alexander   Amarteifio, Patrick   Amarteifio, Patrick   Uder, Michael   Uder, Michael   May, Matthias Stefan   May, Matthias Stefan Published in Journal of medical systems (01.01.2019)
    “...A CT system with a tablet as mobile user interface and a wireless remote control for positioning and radiation release has recently been presented. Our aim was...”
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  • 14
    Cover Image Journal Article
    Fusing Time-of-Flight Cameras and Inertial Measurement Units for Ego-Motion Estimation
    by Droeschel, David   May, Stefan   Holz, Dirk   Behnke, Sven Published in Automatika (01.01.2011)
    “...This paper presents an approach for ego-motion estimation based on a Time-of-Flight (ToF) camera. It is applied in real-time on a mobile robot platform during...”
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  • 15
    Cover Image Journal Article
    Potential for Radiation Dose Reduction in Dual-Source Computed Tomography of the Lung in the Pediatric and Adolescent Population Compared to Digital Radiography
    by Wetzl, Matthias   May, Matthias Stefan   Weinmann, Daniel   Hammon, Matthias   Kopp, Markus   Ruppel, Renate   Trollmann, Regina   Woelfle, Joachim   Uder, Michael   Rompel, Oliver Published in Diagnostics (Basel) (10.02.2021)
    “...Low-dose dual-source computed tomography (DSCT) protocols for the evaluation of lung diseases in children and adolescents are of importance since this age...”
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  • 16
    Cover Image Journal Article
    Powell-Sabin B-splines and unstructured standard T-splines for the solution of the Kirchhoff-Love plate theory exploiting Bézier extraction: A POWELL-SABIN B-SPLINE METHOD FOR KIRC...
    by May, Stefan   Vignollet, Julien   Borst, René de Published in International journal for numerical methods in engineering (20.07.2016)
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  • 17
    Cover Image Journal Article
    The role of the Bézier extraction operator for T-splines of arbitrary degree: linear dependencies, partition of unity property, nesting behaviour and local refinement: T-SPLINES: C...
    by May, Stefan   Vignollet, Julien   de Borst, René Published in International journal for numerical methods in engineering (24.08.2015)
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  • 18
    Cover Image Journal Article
    Powell–Sabin B-splines for smeared and discrete approaches to fracture in quasi-brittle materials
    by May, Stefan   de Borst, René   Vignollet, Julien Published in Computer methods in applied mechanics and engineering (01.08.2016)
    “...Non-Uniform Rational B-splines (NURBS) and T-splines can have some drawbacks when modelling damage and fracture. The use of Powell–Sabin B-splines, which are...”
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  • 19
    Cover Image Conference Proceeding
    Robust 3D-mapping with time-of-flight cameras
    by May, S   Droeschel, D   Fuchs, S   Holz, D   Nuchter, A Published in 2009 IEEE/RSJ International Conference on Intelligent Robots and Systems (01.10.2009)
    “...Time-of-flight cameras constitute a smart and fast technology for 3D perception but lack in measurement precision and robustness. The authors present a...”
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  • 20
    Cover Image Journal Article
    Phase-field models for brittle and cohesive fracture
    by Vignollet, J   May, S   Borst, de, R   Verhoosel, C.V Published in Meccanica (Milan) (2014)
    “...In this paper we first recapitulate some basic notions of brittle and cohesive fracture models, as well as the phase-field approximation to fracture. Next, a...”
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