Dr. Rainald Ehrig - Mitarbeiter
URL: Personal Homepage
Zuse-Institut Berlin (ZIB)
Bereich Numerische Mathematik
Abteilung Numerische Analysis und Modellierung
Takustr. 7
D-14195 Berlin-Dahlem
Germany
Email: ehrig
zib.de
Telefon: +49 30 84185-282
Fax: +49 30 84185-107
Raum: 4101
Bereich Numerische Mathematik
Abteilung Numerische Analysis und Modellierung
Takustr. 7
D-14195 Berlin-Dahlem
Germany
Email: ehrig
zib.deTelefon: +49 30 84185-282
Fax: +49 30 84185-107
Raum: 4101
Publikationen
2012 |
|||
| S. Kratzenstein, E.I. Kornaropoulos, R.M. Ehrig, M.O. Heller, B.M. Pöpplau, W.R. Taylor | Effective marker placement for functional identification of the centre of rotation at the hip | Gait & Posture, Vol. 36, No. 3, pp. 482 - 486, 2012 | BibTex | RIS |
| W.R. Taylor, A. Fröhlich, F. Buttgereit, R.M. Ehrig, T. Witaschek, G.N. Duda | Metacarpophalangeal joint stiffness is reduced in patients affected by rheumatoid arthritis after glucocorticoid medication | Proceedings of the ESM-2012, Aalborg, Uwe G. Kersting, Michael M. Morlock, Daniela Jirova-Enzmann, Kim Dremstrup (Eds.), p. 39, Department of Health Science and Technology, Aalborg University, 2012 | BibTex | RIS |
2011 |
|||
| W.R. Taylor, E.I. Kornaropoulos, S. Kratzenstein, R.M. Ehrig, F. Plank, M.O. Heller | Targeted Marker Placement for the Functional Identification of the Hip Joint Centre | Transactions Vol. 36, 2011 Annual Meeting of the Orthopedic Society, Long Beach, 2011 | BibTex | RIS |
| R.M. Ehrig, M.O. Heller, S. Kratzenstein, G.N. Duda, A. Trepczynski, W.R. Taylor | The SCoRE residual: A quality index to assess the accuracy of joint estimations | Journal of Biomechanics, Vol. 44, pp. 1400-4, 2011 | BibTex | RIS |
| W.R. Taylor, B.M. Pöpplau, C. König, R.M. Ehrig, S. Zachow, G.N. Duda, M.O. Heller | The medial-lateral force distribution in the ovine stifle joint during gait | Journal of Orthopedic Research, Vol. 29, pp. 567-71, 2011 | BibTex | RIS |
| M.O. Heller, S. Kratzenstein, R.M. Ehrig, G. Wassilew, G.N. Duda, W.R. Taylor | The weighted Optimal Common Shape Technique improves identification of the hip joint centre of rotation in vivo | Journal of Orthopedic Research, Vol. 29, pp. 1470-5, 2011 | BibTex | RIS |
2010 |
|||
| S. Kratzenstein, R.M. Ehrig, M.O. Heller, G.N. Duda, W.R. Taylor | A Quantification of Accuracy in Estimating Joint Centers: Application to in vivo gait analysis | 17th Congress of the European Society of Biomechanics, Edinburgh, 2010 | BibTex | RIS |
| S. Kratzenstein, M.O. Heller, R.M. Ehrig, G. Wassilew, G.N. Duda, W.R. Taylor | A new approach for optimally reducing skin marker artifact allows determination of the hip joint center within 3mm | Transactions Vol. 35, 2010 Annual Meeting of the Orthopedic Society, New Orleans, 2010 | BibTex | RIS |
| E.I. Kornaropoulos, W.R. Taylor, G.N. Duda, R.M. Ehrig, G. Matziolis, M. Müller, G. Wassilew, P. Asbach, C. Perka, M.O. Heller | Frontal plane alignment: An imageless method to predict the mechanical femoral-tibial angle (mFTA) based on functional determination of joint centres and axes | Gait & Posture, Vol. 31, pp. 204-208, 2010 | BibTex | RIS |
| R.M. Ehrig, W.R. Taylor, E.I. Kornaropoulos, S. Kratzenstein, P. Moewis, M.O. Heller | Nicht-invasive Bestimmung der Kinematik des Bewegungsapparates | Rostock, 2010 | BibTex | RIS |
| O. Sander, L. Schmidt, R.M. Ehrig, M.O. Heller, W.R. Taylor, R. Kornhuber | Numerical determination of the medio-lateral force distribution in an ovine stifle joint | Rostock, 2010 | BibTex | RIS |
| S. Kratzenstein, M.O. Heller, R.M. Ehrig, G.N. Duda, W.R. Taylor | The Hip Joint Centre can be determined to within 3 mm: An in vivo Analysis in 24 THA Patients | 17th Congress of the European Society of Biomechanics, Edinburgh, 2010 | BibTex | RIS |
| William Taylor, Berry Poeppleau, Christian König, Rainald Ehrig, Stefan Zachow, Georg Duda, Markus Heller | The Medial-lateral Force distribution in the Ovine Stifle Joint During Walking | Journal of Orthopaedic Research, Vol. 29, No. 4, pp. 567-571, John Wiley & Sons, Inc., 2010 | BibTex | RIS |
| S. Kratzenstein, M.O. Heller, R.M. Ehrig, G.N. Duda, W.R. Taylor | The Residual: A Reliable Measure of Accuracy in the Determination of Joint Centers | Transactions Vol. 35, 2010 Annual Meeting of the Orthopedic Society, New Orleans, 2010 | BibTex | RIS |
2009 |
|||
| E.I. Kornaropoulos, W.R. Taylor, G.N. Duda, R.M. Ehrig, M.O. Heller | An imageless method to quantify the Mechanical Femoral-Tibial Angle (MFTA) using functionally defined joint centers and axes | Annual meeting of the German Society for Biomechanics 2009, Münster, 2009 | BibTex | RIS |
| E.I. Kornaropoulos, W.R. Taylor, G.N. Duda, R.M. Ehrig, G. Matziolis, M. Müller, G. Wassilew, P. Asbach, C. Perka, M.O. Heller | An imageless method to quantify the mechanical femoral-tibial angle based on the functional determination of joint centers and axes | Annual meeting of the ESMAC 2009, London, 2009 | BibTex | RIS |
| S. Kratzenstein, M.O. Heller, R.M. Ehrig, G.N. Duda, J. Schröder, W.R. Taylor | Der Vergleich von nicht-invasiven Techniken zur Bestimmung der Hüftgelenksposition: In-vivo | Annual meeting of the German Orthopaedic and Trauma Chirurgie Society, Berlin, 2009 | BibTex | RIS |
| S. Kratzenstein, M.O. Heller, R.M. Ehrig, G.N. Duda, J. Schröder, W.R. Taylor | Die Bestimmung der Genauigkeit nicht-invasiver Techniken zur Ermittlung der Hüftgelenksposition in-vivo | 6th annual meeting of the German Society for Biomechanics (DGfB), Münster, 2009 | BibTex | RIS |
| E.I. Kornaropoulos, W.R. Taylor, G.N. Duda, R.M. Ehrig, M.O. Heller | Frontal plane lower limb alignment using functionally determined joint centers and axes | International Conference on Computational Bioengineering 2009, Bologna, 2009 | BibTex | RIS |
| W.R. Taylor, S. Kratzenstein, E. Kornaropoulos, R.M. Ehrig, P. Moewis, M.O. Heller | Non-invasive Assessment of Skeletal Kinematics | Measurement and Sensing in Medicine and Health: Capturing Motion and Musculoskeletal Dynamics IMechE, London, 2009 | BibTex | RIS |
| S. Kratzenstein, W.R. Taylor, R.M. Ehrig, M.O. Heller | Reduction of the influence of skin marker artefacts using the optimal common shape technique | Annual meeting of the ESMAC 2009, London, 2009 | BibTex | RIS |
| W.R. Taylor, E.I. Kornaropoulos, R.M. Ehrig, M.O. Heller, G.N. Duda | Reproducibility of a functional approach to gait analysis | Annual meeting of the ESMAC 2009, London, 2009 | BibTex | RIS |
2008 |
|||
| G. Bergmann, F. Graichen, A. Rohlmann, A. Bender, R. Ehrig, P. Westerhoff, B. Heinlein | Design and calibration of load sensing orthopaedic implants | Journal Biomech. Eng., pp. 02109-1--02109--9, 2008 | BibTex | RIS |
2007 |
|||
| R. Ehrig, W.R. Taylor, G.N. Duda, M.O. Heller | A Survey for Formal Methods for Determining Functional Joint Axes | Journal of Biomechanics, pp. 2150-2157, 2007 | BibTex | RIS |
| M.O. Heller, C. König, F. Graichen, S. Hinterwimmer, R. Ehrig, G.N. Duda, W.R. Taylor | A new model to predict in vivo human knee kinematics under physiological-like muscle activation | Journal of Biomechanics, pp. 45-53, 2007 | BibTex | RIS |
| A. Wix, K. Schaber, O. Ofenloch, R. Ehrig, P. Deuflhard | Simulation of Aerosol Formation in Gas-Liquid Contact Devices | Chem. Eng. Comm., Vol. 194, pp. 565-577, 2007 | BibTex | RIS |
2006 |
|||
| R. Ehrig, W.R. Taylor, G.N. Duda, M.O. Heller | A New Approach for the Determination of Joint Axes | Proceedings of the 52th Annual Meeting of the Orthopedic Society, Chicago, 2006 | BibTex | RIS |
| R. Ehrig, W.R. Taylor, G.N. Duda, M.O. Heller | A Survey for Formal Methods for Determining the Centre of Ball Joints | Journal of Biomechanics, No. 39, pp. 2798-2809, 2006 | BibTex | RIS |
| W.R. Taylor, C. König, A.D. Speirs, R.M. Ehrig, G.N. Duda, M.O. Heller | Die medio-laterale Kraftverteilung im Schafsknee | Deutscher Kongress für Orthpädie und Unfallchirurgie, Berlin, 2006 | BibTex | RIS |
| W.R. Taylor, R.M. Ehrig, G.N. Duda, M.O. Heller | The Symmetrical Axis of Rotation Approach (SARA) for Determination of Joint Axes in Clinical Gait Analysis | 1st Joint ESMAC-GCMAS Meeting, Amsterdam, 2006 | BibTex | RIS |
| W.R. Taylor, R.M. Ehrig, G.N. Duda, M.O. Heller | The determination of joint axes: the performance of a new approach | 5. World Congress of Biomechanics, Munich, Journal of Biomechanics, No. 39, Suppl. 1, pp. S571-S572, 2006 | BibTex | RIS |
| W.R. Taylor, C. König, A.D. Speirs, R.M. Ehrig, G.N. Duda, M.O. Heller | The medio-lateral force distribution in the sheep knee during walking | 5. World Congress of Biomechanics, Munich, Journal of Biomechanics, No. 39, Suppl. 1, p. S491, 2006 | BibTex | RIS |
| W.R. Taylor, R. Ehrig, M.O. Heller, H. Schell, P. Seebeck, G. Duda | Tibio-femoral Joint Contact Forces in Sheep | Journal of Biomechanics, No. 39, pp. 791-798, 2006 | BibTex | RIS |
2005 |
|||
| W.R. Taylor, R. Ehrig, M.O. Heller, H. Schell, P. Seebeck, G.N. Duda | Animal Models for Knee Injury Frequently Underestimate the Mechanical Conditions of the Clinical Situation | Proceedings of the 51th Annual Meeting of the Orthopedic Society, Washington, 2005 | BibTex | RIS |
| M.O. Heller, G.N. Duda, R. Ehrig, H. Schell, P. Seebeck, W.R. Taylor | Muskuloskeletale Belastungen im Schafshinterlauf: Mechanische Rahmenbedingungen der Heilung | Materialwissenschaft und Werkstofftechnik, No. 36, pp. 775-780, 2005 | BibTex | RIS |
| W.R. Taylor, R. Ehrig, M.O. Heller, H. Schell, P. Klein, G.N. Duda | On the Influence of Soft Tissue Coverage in the Determination of Bone Kinematics using Bone Markers | Journal of Orthopedic Research, No. 23, pp. 726-734, 2005 | BibTex | RIS |
| W.R. Taylor, J.-P. Kassi, J. Schwarzkopf, R. Ehrig, H. Schell, G.N. Duda | The Profile of Mechanical Loading is Independent of Fracture Fixation Principle | Proceedings of the 51th Annual Meeting of the Orthopedic Society, Washington, 2005 | BibTex | RIS |
| M.O. Heller, G.N. Duda, C. König, W.R. Taylor, R. Ehrig, S. Hinterwimmer, H. Graichen | Validation of a New Model of Human Knee Kinematics against in Vivo Data under Physiologic Neuromuscular Activation Patterns | Proceedings of the 51th Annual Meeting of the Orthopedic Society, Washington, 2005 | BibTex | RIS |
2004 |
|||
| K. Schaber, O. Ofenloch, R. Ehrig, P. Deuflhard | Aerosolbildung in Gas/Flüssigkeits-Kontaktapparaten - Modellierungsstrategien und Simulation | Chemie Ingenieur Technik, Vol. 76, No. 9, pp. 1358-1359, 2004 | BibTex | RIS |
| W.R. Taylor, R. Ehrig, M.O. Heller, H. Schell, G.N. Duda | Can Skin Markers Determine the Kinematics of Underlying Bones? | Proceedings of the 50th Annual Meeting of the Orthopedic Society, San Francisco, 2004 | BibTex | RIS |
| M. Schlegel, W. Marquard, R. Ehrig, U. Nowak | Sensitivity analysis of linearly-implicit differential-algebraic systems by one-step extrapolation | Applied Numerical Mathematics, No. 48, pp. 83-102, 2004 | PDF (Preprint) BibTex | RIS |
| J.-P. Kassi, W.R. Taylor, J. Schwarzkopf, H. Schell, G.N. Duda, R. Ehrig | Wie sind Osteosynthesesysteme und Defektzonen in vivo belastet? | 68. Jahrestagung der Deutschen Gesellschaft für Unfallchirurgie in Verbindung mit dem Deutschen Orthopädenkongress, Berlin, 2004 | BibTex | RIS |
2002 |
|||
| K. Schaber, J. Koerber, O. Ofenloch, R. Ehrig, P. Deuflhard | Aerosol Formation in Gas-Liquid Contact Devices- Nucleation, Growth and Particle Dynamics | Chem.Eng.Sci., Vol. 57, pp. 4345-4356, 2002 | BibTex | RIS |
| R. Ehrig, O. Ofenloch, K. Schaber, P Deuflhard | Modelling and Simulation of Aerosol Formation by Heterogeneous Nucleation in Gas-Liquid Contact Devices | Chem.Eng.Sci., Vol. 57, No. 7, pp. 1151-1163, 2002 | PDF (Preprint) BibTex | RIS |
2000 |
|||
| Rainald Ehrig, Ulrich Nowak | Algorithmen- und Softwareoptimierung für die Satellitenbahn- und Schwerefeldmodellierung | ZIB-Report 00-01 | PDF BibTex | RIS |
1999 |
|||
| R. Ehrig, U. Nowak, L. Oeverdieck, P. Deuflhard | Advanced Extrapolation Methods for Large Scale Differential Algebraic Problems | High Performance Scientific and Engineering Computing, F. Durst C. Zenger H.-J. Bungartz (Ed.), Vol. 8, pp. 233-244, Springer Verlag, 1999 | BibTex | RIS |
1998 |
|||
| R. Ehrig, U. Nowak, P. Deuflhard | Massively Parallel Simulation in Chemical Engineering by Extrapolation Algorithms | Procs. 16th International Workshop on Distributed Data Processing, Novosibirsk, Russia, V.G. Khoroshevsky (Ed.), pp. 1-6, 1998 | BibTex | RIS |
| J. Koerber, K. Schaber, R. Ehrig, P. Deuflhard | Modelling and simulation of aerosol formation in absorption processes | J. Aerosol Sci, Vol. 29, pp. 579-580, 1998 | BibTex | RIS |
| U. Nowak, R. Ehrig, L. Oeverdieck | Parallel Extrapolation Methods and Their Application in Chemical Engineering | High-Performance Computing and Networking, Lecture Notes in Computer Science, P. Sloot, M. Bubak, B. Hertzberger (Eds.), Vol. 1401, pp. 419-428, Springer, 1998 | PDF (Preprint) BibTex | RIS |
1997 |
|||
| Rainald Ehrig, Peter Deuflhard | GMERR - an Error Minimizing Variant of GMRES | ZIB-Report SC-97-63 | PDF BibTex | RIS |
| Rainald Ehrig, Ulrich Nowak, Peter Deuflhard | Massively Parallel Linearly-Implicit Extrapolation Algorithms as a Powerful Tool in Process Simulation. | Appeared in: E. H. D'Hollander, G. R. Joubert, F. J. Peters, U. Trottenberg (eds.), Advances in Parallel Computing, Vol. 12: Parallel Computing: Fundamentals, Applications and New Directions, Elsevier, pp.517-524 (1998), | PDF (Preprint) BibTex | RIS |
1996 |
|||
| Rainald Ehrig, Ulrich Nowak, Peter Deuflhard | Highly scalable parallel linearly-implicit extrapolation algorithms | ZIB-Report TR-96-11 | PDF BibTex | RIS |