As of January 2021

Conference proceedings for Jens E. Wilhjelm:

[c1] J. E. Wilhjelm & P. C. Pedersen: Coherent FM Doppler System. IEEE International Ultrasonics Symposium, Montréal, Québec, Canada, oktober 1989. pp. 903 - 906.

[c2] J. E. Wilhjelm & P. C. Pedersen: FM Doppler Systems - Experimental Results. IEEE International Ultrasonics Symposium, Honolulu, Hawaii, USA, december 1990. pp. 1553 - 1556.

[c3] P. C. Pedersen & J. E. Wilhjelm: Ultrasound Doppler System with Swept Frequency Excitation. 17th Annual Northeast Bioengineering Conference, Hartford, Connecticut, USA, april 1991. pp. 237-238.

[c4] J. E. Wilhjelm & P. C. Pedersen: A Generalized Simulation Approach to Doppler Flow Measurements. Ultrasonics International 91, Le Touquet, France, juli 1991. pp. 75 - 78.

[c5] J. E. Wilhjelm: Quantitative Comparison Between PW-psm and PW-tsm Doppler Systems. IEEE International Ultrasonics Symposium, Orlando, Florida, USA, december 1991. pp. 1281 - 1284.

[c6] J. E. Wilhjelm: On the Influence of Segment Length in PW-tsm Doppler Systems. IEEE Engineering in Medicine and Biology Society, Paris, France, oktober 1992. pp. 2144 - 2145.

[c7] P. C. Pedersen & J. E. Wilhjelm: FM Doppler Ultrasound System. IEEE Engineering in Medicine and Biology Society, Paris, France, oktober 1992. pp. 2120 - 2121.

[c8] J. E. Wilhjelm & P. C. Pedersen: Comparison between PW Doppler System and Enhanced FM Doppler system. Proc. of the IEEE International Ultrasonics Symposium, Seattle, Washington, USA. November 1995. pp. 1549 - 1552.

[c9] S. K. Jespersen, P. C. Pedersen, J. E. Wilhjelm: Modeling of Received Signals from Interfaces of Arbitrary Geometry. Proc. of the IEEE International Ultrasonics Symposium, Seattle, Washington, USA. November 1995. pp. 1561 - 1564.

[c10] J. E. Wilhjelm, K. Vogt, S. K. Jespersen, N. Nordmann & H. Sillesen: Influence of Formalin Fixation Prior to in vitro Ultrasound Examination of Porcine Arteries. 10th Nordic-Baltic Conference on Biomedical Engineering, Tampere, Finland, June 9-13, 1996. pp. 355-356.

[c11] J. E. Wilhjelm, K. Rosendal, M.-L. M. Grønholdt, S. K. Jespersen, L. K. Hansen & H. Sillesen: Digital Image Analysis of Ultrasound B-mode images of Carotid Atherosclerotic Plaque: Correlation with Histological Examination. 10th Nordic-Baltic Conference on Biomedical Engineering, Tampere, Finland, June 9-13, 1996. pp. 353-354.

[c12] S. K. Jespersen, M.-L. M. Grønholdt, J. E. Wilhjelm, B. Wiebe, L. K. Hansen & H. Sillesen: Correlation Between Ultrasound B-Mode Images Of Carotid Plaque And Histological Examination. Proc. of the IEEE International Ultrasonics Symposium, San Antonio, Texas, USA, november 1996. pp. 1065 - 1068.

[c13] J. E. Wilhjelm, M.-L. Grønholdt, S. Rasmussen, K. Martinsen & H. Sillesen: Estimation of Plaque Contents With Multi-Angle 3D Compound Imaging. Proc. of the IEEE International Ultrasonics Symposium, San Antonio, Texas, USA, november, 1996. pp. 1077 - 1080.

[c14] J. E. Wilhjelm, M.-L. Grønholdt & H. Sillesen: Application of Angle-Dependence in the Ultrasonic Echo Signal to Estimation of Carotid Plaque Contents. Proc. of the 23rd International Symposium on Acoustical Imaging, Boston, Massachusetts, April 13-16, 1997. pp. 211 - 216.

[c15] J. E. Wilhjelm, S. K. Jespersen, J. U. Hansen & N. I. H. Nyssen: Influence of Insonification Angle on Echogenicity of B-Mode Images of Atherosclerotic Plaques in vitro. Proc. of the IEEE International Ultrasonics Symposium, Sendai, Japan, 1998. pp. 1599 - 1602.

[c16] J. E. Wilhjelm, S. M. Jacobsen, P. C. Pedersen & K. Martinsen: Echo Signal from Rough Planar Interfaces - Influence of Roughness, Angle, Range and Transducer Type. Proc. of the IEEE International Ultrasonics Symposium, Sendai, Japan, 1998. pp. 1839 - 1842.

[c17] S. K. Jespersen, J. E. Wilhjelm & H. Sillesen: Ultrasound Spatial Compound Scanner for Improved Visualization in Vascular Imaging. Proc. of the IEEE International Ultrasonics Symposium, Sendai, Japan, 1998. pp. 1623 - 1626.

[c18] J. E. Wilhjelm, S. K. Jespersen, J. U. Hansen, T. Brandt, K. Gammelmark and H. Sillesen: In vitro imaging of the carotid artery with spatial compound imaging. Proceedings of The 3rd Meeting of Basic Technical Research of the Japan Society of Ultrasonic in Medicine, BT-99-14~20 (15), 1999. pp. 9 - 14.

[c19] J. E. Wilhjelm, M. S. Jensen, T. Brandt, B. Sahl, K. Martinsen, S. K. Jespersen, and E. Falk: Some Imaging Strategies in Multi-Angle Spatial Compounding. Proc. of the IEEE International Ultrasonics Symposium 2000, Vol. 2. pp. 1615-1618.

[c20] J. E. Wilhjelm, M. S. Jensen, K. L. Gammelmark, B. Sahl, K. Martinsen, J. Hansen, T. Brandt, S. K. Jespersen, E. Falk & H. Sillesen: On Creating Reference Maps for Evaluation of Ultrasound Images of Carotid Plaque. Technical Report of IEICE (ISSN 0913-5685), Vol. 102, No. 411. 2002. pp. 1-6.

[c21] J. A. Jensen, P. D. Fox, J. E. Wilhjelm & L. K. Taylor: Simulation of non-linear ultrasound fields. Proc. of IEEE International Ultrasonics Symposium, Vol. 2, 2002. pp. 1733-1736.

[c22] J. E. Wilhjelm, M. S. Jensen, K. L. Gammelmark, B. Sahl, K. Martinsen, J. Hansen, T. Brandt, S. K. Jespersen, E. Falk, K. E. Fredfeldt & H. Sillesen: A reference for ultrasound spatial compound images of carotid plaque. Proceedings of the International Symposium on Advanced Technologies in Functional Biomedical Imaging. Zao, Katta-gun, Miyagi, Japan, November 2003. pp. 76-79.Invited.

[c23] Liebgott, H.; Fromageau, J.; Wilhjelm, J.E.; Vray, D.; Delachartre, P: Direct estimation of the lateral strain field using a double oscillating point spread function with a scaling factor estimator. Proceedings of the SPIE - The International Society for Optical Engineering. Vol.5373 Issue.1 pp. 163-172. 2004.

[c24] J. E. Wilhjelm, M. S. Jensen, K. L. Gammelmark, B. Sahl, K. Martinsen, J. Hansen, T. Brandt, S. K. Jespersen, E. Falk, K. E. Fredfeldt & H. Sillesen: The challengenes in creating reference maps for verification of ultrasound images. WCU-UI, Beijing, China, August 2005. Invited.

[c25] H. Liebgott, A. Basarab, D.loizeau, J.E. Wilhjelm, J.A. Jensen, P. Delachartre: Improved beamforming for lateral oscillations in elastography using synthetic aperture imaging. Proc. of IEEE International Ultrasonics Symposium, Montréal, Canada, October 2006.

[c26] Jens E. Wilhjelm, Michael Pihl, Markus Nowak Lonsdale & Mikael Jensen: Teaching the physics of medical imaging: an active learning approach involving imaging of biological tissue. Proc. of INTED 2008, Valencia, Spain, March 2008.

[c27] SK Buhl, AK Duun-Christensen, C Behrens, JE Wilhjelm, BH Kristensen: Evaluation of 3D/3D mri-cbct automatching on brain tumors for online patient setup verification. Radiotherapy and oncology. Volume: 92. pp S185-S185. Sup. 1. DOI: 10.1016/S0167-8140(12)73077-3. Aug 2009.

[c28] Sara Matteoli, Jens E. Wilhjelm, Søren T. Torp-Pedersen: Some of the factors influencing the Heel Pad Compressibility Index (HPCI): a literature search. International Conference on the Ultrasonic Measurement and Imaging of Tissue Elasticity, Vlissingen, Holland. 2009. pp. 39-43, 2009.

[c29] Sara Matteoli, Andrea Corvi & Jens E. Wilhjelm: Modeling the human heel pad. Simpleware's Users Meeting, England. 2010.

[c30] Sara Matteoli, Andrea Corvi, Jens E. Wilhjelm & Søren T. Torp-Pedersen: On heel pad elasticity modeling. Secondo Congresso Nazionale di Bioingegneria. Italy. 2010.

[c31] Sara Matteoli, Jens E. Wilhjelm, Antonio Virga, Andrea Corvi, & Søren T. Torp-Pedersen: Initial studies on the variations of load-displacements curves of in vivo human healthy heel pads. 15th Nordic-Baltic Conference on Biomedical Engineering and Medical Physics. Vol. 34, pp. 152-155. 2011

[c32] Jens E. Wilhjelm, Lars G. Hanson, Kaj-åge Henneberg, Jørgen A. Jensen, Rasmus Larsen & Liselotte Højgaard: A spiral and discipline-oriented curriculum in medical imaging. Proceedings of the 7th International CDIO Conference, Technical University of Denmark, Copenhagen. pp. 664-673. June 20 - 23, 2011.

[c33] Sidsel Marie Norholm Sjoj, Esther Novo Blanco, Jens E. Wilhjelm, Henrik Jensen, Martin Christian Hemmsen, Jorgen Arendt Jensen: Ultrasound pulse-echo measurements on rough surfaces with linear array transducers, Biomedical Ultrasound. Proceedings of the International Congress on Ultrasonics, 5 - 8 September 2011 Gdansk, Poland. AIP Conf. Proc. 1433, 211 (2012).

[c34] Sara Matteoli, Nadège Corbin, Jens E. Wilhjelm, Søren T. Torp-Pedersen: On the comparison between mri and us imaging for human heel pad thickness measurements. Proceedings of the International Tissue Elasticity Conference, October 2011, Texas, USA.

[c35] Jens E. Wilhjelm, Jonas Duun-Henriksen and Lars G. Hanson: A graphical simulator for active learning of MRI basics. Proceedings of the 10th International CDIO Conference, Barcelona, Spain, June 15-19. 2014.

[c36] Alejandro Gonzalez Gonzalez, Esther Novo Blanco, Martin Christian Hemmsen, Henrik Jensen, Jørgen Arendt Jensen, Jens E. Wilhjelm: Assessment of flatness of assumed planar surfaces for ultrasound investigation of elastic surfaces. Metz, May 2015. Physics Procedia Vol. 70C 1233-1236. http://www.sciencedirect.com/science/journal/18753892/. 2015.

[c37] Kazunori Nagata, Rikke von Barm, Ryo Nagaoka, Jens E. Wilhjelm, Hideyuki Hasegawa: Comparative study of conventional linear scan, synthetic aperture imaging, and multi-angle compound imaging. Annual meeting of the Acoustical Society of Japan, Proceedings of 2018 Autumn Meeting of Acoustical Society of Japan, pp. 131-132, September 12-14, 2018.

[c38] Caroline Harder Hovgesen, Jens E. Wilhjelm, Peter Vilmann, Evangelos Kalaitzakis: Investigation of echogenic surface enhancements for improved needle visualization in ultrasonography: a prisma systematic review supplemented by modelling. International Congresson Ultrasonics, September 3-6, 2019.

[c39] Rikke von Barm, Isabel Martinez-Tejada, Marianne Juhler, Morten Andresen, Jens E. Wilhjelm: Physical Model for Investigating Intracranial Pressure with Clinical Pressure Sensors and Diagnostic Ultrasound. in Intracranial Pressure and Neuromonitoring XVII. Acta Neurochirurgica Supplement 131, pp. 263-266. 2021.

[c40] Isabel Martinez-Tejada, Jens E. Wilhjelm, Marianne Juhler, Morten Andresen: Empirical mode decomposition based method for artefact removal in raw intracranial pressure signals. in Intracranial Pressure and Neuromonitoring XVII. Acta Neurochirurgica Supplement 131, pp. 201-205. 2021.

[c41] Kazunori Nagata, Ryo Nagaoka, Jens Erik Wilhjelm, Hideyuki Hasegawa: Basic study on differentiation of reflection and scattering components by synthetic aperture method using spherically diverging transmit beams. The 40th Symposium on UltraSonic Electronics (USE2019), 3P5-9, at Meiji University, November 25-27, 2019.

[c42] Mori, S., Abe, T., Arakawa, M., Wilhjelm, J. E., & Kanai, H. (2020). Ultrasonic Measurement of Luminal Surface Roughness of Carotid Artery Wall with Removal of Local Displacement Induced by Blood Vessel Pulsation. In 2020 IEEE International Ultrasonics Symposium (IUS) IEEE. https://doi.org/10.1109/IUS46767.2020.9251812

[43] Kazuhiro Tochigi, Ryo Nagaoka, Jens E. Wilhjelm, and Hideyuki Hasegawa: On the investigation of separation between reflection and backscattering components by plane wave imaging for estimation of surface roughness. The 42th Symposium on Ultrasonic Electronics, Japan, 3Pa5-6, 2 pages, October 25-27, 2021.

[44] T Yamaguchi, M Mozumi, M Omura, R Nagaoka, JE Wilhjelm, H Hasegawa: Investigation of depth dependence of surface roughness evaluation by ultrasonic synthetic aperture method. Proceedings of the 2022 Spring Annual Conference of the Acoustical Society of Japan, pp. 143-144, March 9-11, 2022.

[45] Ryota Yamane, Shohei Mori, Mototaka Arakawa, Jens E. Wilhjelm, Hiroshi Kanai: Ultrasonic Measurement of Luminal Surface Roughness of Carotid Artery with Spatial high-Pass Filter for Removal of Radial Displacement Caused by Pulsation. IEEE. IUS 2023. Montréal, Canada.