Items where Author is "Giannopoulos, Antonios"

Giannakis, Iraklis, Zhou, Feng, Warren, Craig and Giannopoulos, Antonios (2022) On the Limitations of Hyperbola Fitting for Estimating the Radius of Cylindrical Targets in Nondestructive Testing and Utility Detection. IEEE Geoscience and Remote Sensing Letters, 19. pp. 1-5. ISSN 1545-598X

Giannakis, Iraklis, Giannopoulos, Antonios, Warren, Craig and Sofroniou, Anastasia (2022) Fractal-Constrained Crosshole/Borehole-to-Surface Full-Waveform Inversion for Hydrogeological Applications Using Ground-Penetrating Radar. IEEE Transactions on Geoscience and Remote Sensing, 60. p. 5901110. ISSN 0196-2892

Akhaury, Utsav, Giannakis, Iraklis, Warren, Craig and Giannopoulos, Antonios (2021) Machine Learning Based Forward Solver: An Automatic Framework in gprMax. In: 2021 11th International Workshop on Advanced Ground Penetrating Radar (IWAGPR). IEEE, Piscataway, pp. 1-6. ISBN 9781665446624, 9781665422536

Majchrowska, Sylwia, Giannakis, Iraklis, Warren, Craig and Giannopoulos, Antonios (2021) Modelling Arbitrary Complex Dielectric Properties – an automated implementation for gprMax. In: 2021 11th International Workshop on Advanced Ground Penetrating Radar (IWAGPR). IEEE, Piscataway, pp. 1-5. ISBN 9781665446624, 9781665422536

Giannakis, Iraklis, Zhou, Feng, Warren, Craig and Giannopoulos, Antonios (2021) Inferring the Shallow Layered Structure at the Chang’E-4 Landing Site: A Novel Interpretation Approach Using Lunar Penetrating Radar. Geophysical Research Letters, 48 (16). e2021GL092866. ISSN 0094-8276

Giannakis, Iraklis, Warren, Craig, Giannopoulos, Antonios and Sofroniou, Anastasia (2021) Fractal-Based Orthonormal Basis for Compressing and Reducing the Dimensionality of Full-Waveform Inversion for Hydrogeological Applications Using Ground-Penetrating Radar. In: EGU General Assembly 2021: Gather Online, 19th April - 30th April 2021.

Warren, Craig, Giannakis, Iraklis and Giannopoulos, Antonios (2021) gprMax: An Open Source Electromagnetic Simulator for Generating Big Data for Ground Penetrating Radar Applications. In: EGU General Assembly 2021: Gather Online, 19th April - 30th April 2021.

Giannakis, Iraklis, Zhou, Feng, Warren, Craig and Giannopoulos, Antonios (2021) A Shallow Layered Structure at Chang'E-4 Landing Site Revealed Using Lunar Penetrating Radar. In: 52nd Lunar and Planetary Science Conference, 15-19 Mar 2021, Virtual.

Giannakis, Iraklis, Zhou, Feng, Warren, Craig and Giannopoulos, Antonios (2021) A Novel Radar Processing Tool for Estimating the Permittivity Profile of the Shallow Lunar Ejecta: A Case Study at the Von Kármán Crater. In: EGU General Assembly 2021 (vEGU21): Gather Online, 19-30 Apr 2021, online.

Giannakis, Iraklis, Giannopoulos, Antonios and Warren, Craig (2021) A Machine Learning Scheme For Estimating The Diameter of Reinforcing Bars Using Ground Penetrating Radar. IEEE Geoscience and Remote Sensing Letters, 18 (3). pp. 461-465. ISSN 1545-598X

Mozaffari, Amirpasha, Klotzsche, Anja, Warren, Craig, He, Guowei, Giannopoulos, Antonios, Vereecken, Harry and der Kruk, Jan Van (2020) 2.5D crosshole GPR full-waveform inversion with synthetic and measured data. Geophysics, 85 (4). H71-H82. ISSN 0016-8033

Giannakis, Iraklis, Giannopoulos, Antonios and Warren, Craig (2019) A Machine Learning-Based Fast-Forward Solver for Ground Penetrating Radar With Application to Full-Waveform Inversion. IEEE Transactions on Geoscience and Remote Sensing, 57 (7). pp. 4417-4426. ISSN 0196-2892

Warren, Craig, Giannopoulos, Antonios, Gray, Alan, Giannakis, Iraklis, Patterson, Alan, Wetter, Laura and Hamrah, Andre (2019) A CUDA-based GPU engine for gprMax: open source FDTD electromagnetic simulation software. Computer Physics Communications, 237. pp. 208-218. ISSN 0010-4655

Giannakis, Iraklis, Giannopoulos, Antonios and Warren, Craig (2019) Realistic FDTD GPR antenna models optimized using a novel linear/nonlinear Full-Waveform Inversion. IEEE Transactions on Geoscience and Remote Sensing, 57 (3). pp. 1768-1778. ISSN 0196-2892

Klotzsche, Anja, Mozaffari, Amirpasha, Warren, Craig, Liu, Tao, Giannopoulos, Antonios, Vereecken, Harry and Van der Kruk, Jan (2018) Recent developments of GPR full-waveform inversion for experimental data. In: AGU 100 - American Geophysical Union Fall Meeting 2018, 10th - 14th December 2018, Washington, DC.

Giannakis, Iraklis, Giannopoulos, Antonios and Warren, Craig (2018) A Fast GPR Numerical Model Based on Machine Learning with Application to Full Waveform Inversion. In: 24th European Meeting of Environmental and Engineering Geophysics: Near Surface Geoscience Conference & Exhibition 2018, 9-13 September 2018, Porto.

van der Kruk, Jan, Liu, T., Mozaffari, Amirpasha, Gueting, N., Klotzsche, Anja, Vereecken, Harry, Warren, Craig and Giannopoulos, Antonios (2018) GPR full-waveform inversion, recent developments, and future opportunities. In: 2018 17th International Conference on Ground Penetrating Radar (GPR). IEEE, p. 8441667. ISBN 978-1-5386-5778-2

Hartley, John, Giannopoulos, Antonios and Warren, Craig (2018) A Huygens subgridding approach for efficient modelling of Ground Penetrating Radar using the Finite-Difference Time-Domain method. In: 2018 17th International Conference on Ground Penetrating Radar (GPR). IEEE, pp. 1-6. ISBN 978-1-5386-5778-2

Giannakis, Iraklis, Giannopoulos, Antonios and Warren, Craig (2018) A Machine Learning Approach For Simulating Ground Penetrating Radar. In: 2018 17th International Conference on Ground Penetrating Radar (GPR). IEEE, pp. 1-4. ISBN 978-1-5386-5778-2

Giannopoulos, Antonios and Warren, Craig (2017) Foreword of IWAGPR2017 - the 9th International Workshop on Advanced Ground Penetrating Radar. In: 2017 9th International Workshop on Advanced Ground Penetrating Radar (IWAGPR). IEEE. ISBN 978-1-5090-5485-5

Pajewski, Lara, Warren, Craig, Giannopoulos, Antonios, Lambot, Sébastien, Pirrone, Daniele, Randazzo, Andrea, Sesnic, Silvestar, Benedetto, Francesco and Economou, Nikos (2017) Electromagnetic modelling, inversion, imaging and data-processing techniques for Ground Penetrating Radar: main results achieved by Working Group 3 of COST Action TU1208. In: Bearing Capacity of Roads, Railways & Airfields, 10th International Conference on, 28-30 June 2017, Athens.

Warren, Craig, Šesnić, Silvestar, Ventura, Alessio, Pajewski, Lara, Poljak, Dragan and Giannopoulos, Antonios (2017) Comparison of Time-Domain Finite-Difference, Finite-Integration, and Integral-Equation Methods for Dipole Radiation in Half-Space Environments. Progress In Electromagnetics Research M, 57. pp. 175-183. ISSN 1937-8726

Pajewski, Lara, Giannopoulos, Antonios, Warren, Craig, Antonijevic, Sinisa, Doric, Vicko, Poljak, Dragan and Pirrone, Daniele (2017) Development of electromagnetic simulators for Ground Penetrating Radar. In: ACES 2017 - Applied Computational Electromagnetics Society Symposium, 26th - 30th March 2017, Firenze, Italy.

Pajewski, Lara, Giannopoulos, Antonios, Marciniak, Marian, Meschino, Simone, Popov, Alexei, Prokopovich, Igor, Ventura, Alessio and Warren, Craig (2017) Short-term scientific missions on forward and inverse electromagnetic-scattering techniques for ground penetrating radar. In: ACES 2017 - Applied Computational Electromagnetics Society Symposium, 26th - 30th March 2017, Firenze, Italy.

Warren, Craig and Giannopoulos, Antonios (2017) Characterisation of a ground penetrating radar antenna in lossless homogeneous and lossy heterogeneous environments. Signal Processing, 132. pp. 221-226. ISSN 0165-1684

Mozaffari, Amirpasha, Klotzsche, Anja, Guowei, He, Giannopoulos, Antonios, Warren, Craig, Vereecken, Harry and Van der Kruk, Jan (2016) 2.5 D Crosshole GPR Full-waveform Inversion. In: AGU Fall Meeting 2016, 12th - 16th December 2016, San Francisco, USA.

Mozaffari, Amirpasha, Klotzsche, Anja, He, Guowei, Vereecken, Harry, van der Kruk, Jan, Warren, Craig and Giannopoulos, Antonios (2016) Towards 3D full-waveform inversion of crosshole GPR data. In: GPR2016 - 16th International Conference on Ground Penetrating Radar, 13th - 16th June 2016, Hong Kong, China.

Warren, Craig, Pajewski, Lara, Poljak, Dragan, Ventura, Alessio, Giannopoulos, Antonios and Šesnić, Silvestar (2016) A comparison of finite-difference, finite-integration, and integral-equation methods in the time-domain for modelling ground penetrating radar antennas. In: GPR2016 - 16th International Conference on Ground Penetrating Radar, 13th - 16th June 2016, Hong Kong, China.

Warren, Craig, Giannopoulos, Antonios and Giannakis, Iraklis (2016) gprMax: Open source software to simulate electromagnetic wave propagation for ground penetrating radar. Computer Physics Communications, 209. pp. 163-170. ISSN 0010-4655

Warren, Craig, Pajewski, Lara, Ventura, Alessio and Giannopoulos, Antonios (2016) An evaluation of Finite-Difference and Finite-Integration Time-Domain modelling tools for Ground Penetrating Radar antennas. In: EuCAP 2016 - 10th European Conference on Antennas and Propagation, 10th - 15th April 2016, Davos, Switzerland.

Warren, Craig and Giannopoulos, Antonios (2016) Experimental and modeled performance of a ground penetrating radar antenna in lossy dielectrics. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 9 (1). pp. 29-36. ISSN 1939-1404

Warren, Craig and Giannopoulos, Antonios (2016) Influence of lossless and lossy, heterogeneous environments on Ground Penetrating Radar antenna behaviour. In: MMS 2015 - IEEE 15th Mediterranean Microwave Symposium, 30th November - 2nd December 2015, Lecce, Italy.

Giannakis, Iraklis, Giannopoulos, Antonios, Warren, Craig and Davidson, Nigel (2015) Numerical modelling and neural networks for landmine detection using ground penetrating radar. In: IWAGPR 2015 - 8th International Workshop on Advanced Ground Penetrating Radar, 7th - 10th July 2015, Florence, Italy.

Warren, Craig, Giannopoulos, Antonios and Giannakis, Iraklis (2015) An advanced GPR modelling framework: The next generation of gprMax. In: IWAGPR 2015 - 8th International Workshop on Advanced Ground Penetrating Radar, 7th - 10th July 2015, Florence, Italy.

Warren, Craig, Giannopoulos, Antonios, Diamanti, Nectaria and Annan, Peter (2015) An extension module to embed commercially sensitive antenna models in GprMax. In: IWAGPR 2015 - 8th International Workshop on Advanced Ground Penetrating Radar, 7th - 10th July 2015, Florence, Italy.

Warren, Craig, Giannakis, Iraklis and Giannopoulos, Antonios (2015) Performance of a Ground Penetrating Radar Antenna in Heterogeneous Environments. In: 8th Congress of the Balkan Geophysical Society, 5th - 8th October 2015, Chania, Crete.

Warren, Craig and Giannopoulos, Antonios (2015) gprMax - a Finite-Difference Time-Domain Electromagnetic Simulator. In: 8th European Conference on Python in Science, 26th - 30th August 2015, Cambridge, UK.

Giannakis, Iraklis, Giannopoulos, Antonios and Warren, Craig (2015) A realistic FDTD numerical modeling framework of ground penetrating radar for landmine detection. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 9 (1). pp. 37-51. ISSN 1939-1404

Warren, Craig, Chiwaridzo, Ngoni and Giannopoulos, Antonios (2014) Radiation characteristics of a high-frequency antenna in different dielectric environments. In: GPR2014 - 15th International Conference on Ground Penetrating Radar, 30th June - 4th July 2014, Brussels, Belgium.

Tran, Anh Phuong, Warren, Craig, André, Frédéric, Giannopoulos, Antonios and Lambot, Sebastien (2013) Numerical evaluation of a full-wave antenna model for near-field applications. Near Surface Geophysics, 11 (2). pp. 155-165. ISSN 1569-4445

Warren, Craig and Giannopoulos, Antonios (2012) Investigation of the directivity of a commercial ground-penetrating radar antenna using a finite-difference time-domain antenna model. In: GPR2012 - 14th International Conference on Ground Penetrating Radar, 16th - 19th June 2008, Birmingham, UK.

Warren, Craig and Giannopoulos, Antonios (2011) Creating finite-difference time-domain models of commercial ground-penetrating radar antennas using Taguchi's optimization method. Geophysics, 76 (2). G37-G47. ISSN 0016-8033

Warren, Craig and Giannopoulos, Antonios (2009) Optimising models of commercial GPR antennas. In: IWAGPR2009 - 5th International Workshop on Advanced Ground Penetrating Radar, 27th - 29th May 2009, Granada, Spain.

Warren, Craig and Giannopoulos, Antonios (2008) Numerical Modelling Of Commercial GPR Antennas. In: Near Surface 2007 - 13th EAGE European Meeting of Environmental and Engineering Geophysics, 3rd - 5th September 2007, Istanbul, Turkey.