DETAILED PROGRAM | ESG7 - October 19-21 2026

Scientific program

8h30-9h30	Registration
9h30-10h00	Opening ceremony
Session A1 : Keynotes I - Chairmen: TBA
10h00-10h45 Introduction lecture	Genesis and the history of the series of ESG symposia The IAEE-IASPEI Joint Working Group and previous ESG organizers
10h45-11h30 Keynote lecture	The 2026 Joyner Memorial Lecture on Seismic Wave Propagation in Complex Geological Domains: From Site Effects in Ground Motion to Diffuse Fields in Passive Seismology F. J. Sánchez-Sesma
11h30-13h30 Lunch break & poster session (lunch in the same hall as the poster session) (Topics: past earthquakes, source characteristics, damages, ground motion models, PSHA, non-linearity, site characterization & ground structure imaging; sessions A3 & B1)
Session A2 : Recent damaging earthquakes - Chairmen: TBA
13h30-14h15 Keynote lecture	Unprecedented site effects observed at a couple of sites in the Noto peninsula, Japan, during the 2024 Noto peninsulia earthquake of Mw7.4: large amplification, long duration, and strong nonlinearity H. Kawase, K. Nakano, E. Ito, H. Yamanaka, Z. Wang, and S. Matsushima
14h15-14h45 Keynote lecture	What the Ground Revealed: Insights into Near-Fault Site Effects from Two Contrasting Geological Settings During the 2026 La Guaira, Venezuela Earthquake F. Pinto, D. Pizarro, F. Rojas, R. Boroschek, C. Pastén, F. Ochoa, P. Heresi, J. Felipe Beltran, R. Herrera, L. Quintero
Session A3 : Large past earthquakes and site amplification at regional scale. Chairmen. TBA
14h45-15h00	Ground motion characteristics and basin amplification from the Mw 7.7 Myanmar earthquake recorded in northern and central Thailand N. Poovarodom, A. Jirasakjamroonsri, P. Likhitsuwan, A. Apakarin, and P. Warnitchai
15h00-15h15 (PhD student presentation)	Application of Seismic Interferometry to Continuous Strong-Motion Records Observed in Affected Areas of the 2023 Southeastern Turkey Earthquake T. Ono, H. Yamanaka, S. Tsuno, N. Takai , M. Yoshimi, H. Miyake, O. Özel, O. Tuna Özmen, D. Çaka, P. Duran, M. Safa Arslan, Ş. Bariş, A. Askan, and G. Tanırcan
15h15-15h30	Directional Nonlinear Site Response: Evidence From The 2011 Mw 9.0 Tohoku Earthquake C. Pastén, J. Bustos, P. Heresi, S. Ruiz, and L. F. Bonilla
15h30-16h00 : Coffee break
16h00-16h15	An Extreme Peak Ground Acceleration Of 1.14 G At The Csob Station (Campi Flegrei, Italy): Site And Instrumentation Insights L. Nardone, C. Martino, M. Orazi, F. Liguoro, A. Tramelli, V. Convertito, M. G. Soldovieri, M. Carandente, S. Madonna, A. Benincasa and A. Caputo
16h15-16h30	Regional and Site-Specific Site Effects in the Northeastern United States L. Baise, E. Meyer, J. Kaklamanos , and A. Abbas
16h30-16h45	Seismic bedrock as a reference : extracting hard-rock ground motions and predicting regional amplification M. Pilz and F. Cotton
16h45-17h00	Accounting for site effects significantly reduces uncertainties in earthquake stress parameters C. Ji and R. J. Archuleta
17h00-17h15 (PhD student presentation)	Site term estimation in Europe using the late coda of weak motion earthquake recordings L. Schreiner, H. Pedersen, N. Shapiro, F. Cotton, and S. R. Kotha
17h15-17h30	Installation Effects of Seismological Stations on Seismic Recordings: the Impact of Depth, Near-Vertical Topography, Buildings, and Coupling Configurations P. Rischette, F. Hollender, V. Perron, N. Theodoulidis, Z. Roumelioti, P. Traversa, M. Cushing, P-Y. Bard, A. Bou Nassif , E. Maufroy, E. Chaljub, M. Buscetti, I. Douste-Bacqué, A. Konidaris
17h30-19h00 : Poster session (A3 & B1) (Topics: past earthquakes, source characteristics, damages, ground motion models, PSHA, non-linearity, site characterization & ground structure imaging )

Session B1 : Microtremor & site response - Chairmen : TBA
08h30-09h15 Keynote lectures	H/V spectral ratios: consensus reached and debated issues after four decades of investigations P.-Y. Bard
09h15-09h30	3D numerical simulations of ambient seismic noise: disentangling source distribution and lateral heterogeneity effects on H/V amplitude and polarization D. Gregor, E. Chaljub, M. Wathelet , F. Hollender, V. Perron and F. de Martin
09h30-09h45	Site Amplification Estimates From Empirical And Numerical Methods In Italy S. Hailemikael, G. Cultrera, G. Lanzano, C. Barnaba, G. Laurenzano, M. R. Gallipoli, G. Martini, A. Peloso, S. Sgobba, F. Pacor
09h45-10h00	Review of Site Response Modeling Conditional On HVSR J. P. Stewart, Francisco Javier G. Ornelas , Christopher A. de la Torre, Tristan E. Buckreis , Chukwuebuka C. Nweke , and Scott J. Brandenberg
10h00-10h30 : Coffee break
10h30-10h45	Region-Specific Amplification Hazard Mapping of Metro Vancouver, British Columbia, Canada S. Molnar, A. Bilson Darko, H. Ghofrani, M. Salsabili, N. Gómez Jaramillo, and 35 project team members
10h45-11h00	Assessment of site amplification factors from the non-reference site approach – a case study of the Taipei basin C.-H. Kuo and Yi-Jei Chen
Session B2 : Benchmark I - Chairmen : TBA
11h00-12h00	OSCAR (One Station methods for site ChARacterisation) benchmark E. Chatziagnostou, F. Hollender, C. Cornou, P.-Y. Bard, S. Foti, N. Theodoulidis, V. Perron, H. Kawase, F. Sánchez-Sesma, E. Chaljub, D. Gregor, A. Aaskan, and the 61 participants of the benchmark (list in appendix)
12h00-13h30 : Lunch break & poster session (lunch in same hall as the poster session) (Topics: seismic microzonation, H/V, site characterization, DAS, new methods & data, OSCAR benchmark; sessions B1, B2, B3, B4)
Session B3: DAS for site characterization & site response - Chairmen: TBA
13h30-14h00 Keynote lecture	Fibre optic sensing in Geosciences: state of the art and future P. Jousset
14h00-14h30 Keynote lecture	DAS Site Characterization: Opportunities and Challenges B. Cox
14h30-14h45	Development Of The Subsurface Velocity Structure Model And Source Monitoring Technology Utilizing Fiber Optic Sensing S. Naito, H. Nakamura, H. Fujiwara, H. Suzuki, N. Ogawa, K. Sakurai, M. Takebe, H. Saito, K. Ochi and H. Ishige
14h45-15h00	Ambient noise interferometry applied to das arrays: seasonal site monitoring in a quiet marsh floodplain S. Ayjaz Mohammed, L. F. Bonilla, C. Gélis, E. Stutzmann, Le Tang, E. Bertrand, S. Hok, M. Lehujeur, D. Leparoux, Y. Boussafir, Y. Capdeville, O. Durand, G. Gugole, L. Saussaye
15h00-15h30 : Coffee break
Session B4 : New observations, data & methods for site amplification and characterization Chairmen. TBA
15h30-15h45	Detecting seasonal variations of seismic site response: testing in the NE Hokkaido, Japan A. Haendel, L. C. Malatesta, M. Pilz, D. Litwin, and F. Cotton
15h45-16h00 (PhD student presentation)	Unveiling Type Of Fiber And Coupling Conditions Effects On Distributed Fiber Optic Sensing V. Carrillo-Barra, D. Mercerat, V. Brémaud, A. Sladen, O. Sèbe, A. Vallage, J.-P. Ampuero
16h00-16h15 (PhD student presentation)	An adapted P-wave seismogram approach for direct Vs30 estimation in Greece E. Pappa, C. Papazachos, N. Chatzis, N. Theodoulidis, F. Hollender
16h15-16h30 (PhD student presentation)	Soil-Compaction Rates From PS-Insar As A Proxy For Resonance Period Inferred In Various Sedimentary Valleys V. Schindelholz, A. Cheaib, E. Maufroy, C. Cornou, E. Pathier, J. Régnier, A. Roullé, V. Perron, F. Hollender, H. Jomard, G. Laurenzano and P. Klin
16h30-16h45 (PhD student presentation)	A method for estimating complex broadband frequency response functions and generating virtual seismograms R. Amiri Fard, S. Parolai, F. Panzera, F. Romanelli
16h45-19h00 Poster session (B1, B2, B3 & B4) (Topics: seismic microzonation, H/V, site characterization, DAS, new methods & data, OSCAR benchmark)
19h00-22h30 : GALA DINER (Bus departure for the Gala diner : 18h30 and 18h45)

Session C1 : Machine-learning site effects - Chairmen : TBA
08h30-09h15 Keynote lecture	Searching in the Data: Machine-learning Site Effects for Characterisation and Ground Motion Synthesis D. Asimaki
09h15-09h30	Development of machine learning model to estimate site amplification factors using microtremor time histories Y. Anda, F. Nagashima and S. Matsushima
09h30-09h45	Recent efforts to predict site effects from microtremor horizontal-to-vertical spectral ratios with artificial intelligence J. P. Vantassel, A. Rodriguez-Marek, B. Anbazhagan, K. Sharma Wagle and A. Kottke
09h45-10h00	Characterization And Identification Of Site Effects Through Multivariate Statistical Analysis G. Cultrera, A. Mercuri, F. Panzera, S. Sgobba, P. Bergamo
10h00-10h30 : Coffee break
10h30-10h45	Based Quality Check And Interpretation Of Microtremor H/V Curves S. Castellaro, L. Dal Compare
10h45-11h00	Transferability of Machine-Learning Models for Site Response Prediction using mHVSR and its Derived Peak Parameters C. A. de la Torre, F. Javier G. Ornelas, T. E. Buckreis, C. C. Nweke, S. J. Brandenberg, J. P. Stewart, L. M. Wotherspoon 7, A. C. Stolte
Session C2: Benchmark II – Chairmen : TBA
11h00-12h00	BEnchmark of 3D Numerical simulations on TOpographic Site (BENTO) A. Bou Nassif, E. Chaljub, E. Maufroy, D. Gregor, F. Hollender, P.-Y. Bard, E. El Haber, V. Perron, P. Rischette, E. M. Cushing, C. Cornou, N. Glinsky, M. Galis, P. Moczo, N. Babaadam, J. Kristek, M. Kristekova, R. Hu, W. Zhang, X. Chen, S. Miyanaga, N. Yamada, S. Tsuno, H. Yamanaka, C. Bourdeau, K. Kato, A. Chakraborty, H. Goto, Y. Mitsuhashi, A. Nakatsuji, A. Imtiaz, M. Koroni, L. Ermert, K. Kasamatsu, T. Hikita, Y. Tomozawa, P. Klin, R. Puglia, F. Linsalata, C. Smerzini, M. Vanini, F. De Martin, V. Soto Moncada, F. Lopez Caballero, and Z. Ye
12h00-13h00 : Lunch break
13h00-14h30 : Poster session (C1, C2 & C3) (Topics: BENTO Benchmark, ground motion simulation, machine learning)
Session C3 : Ground motion simulation - Chairmen : TBA
14h30-14h45 (PhD student presentation)	Study on estimating love wave phase velocity using translational and rotational motions in 3D subsurface structure based on numerical simulation Y. T. Chou, S. Matsushima, and F. Nagashima
14h45-15h00	Revisiting Translational And Rotational Motion In A Semi-Infinite Layer In The Time, Frequency And Time-Frequency Domains P. Moczo, P.-Y. Bard, N. Babaadam, J. Kristek, M. Kristekova, and M. Galis
15h00-15h15	Physics-Based Simulation And Analysis Of Near-Fault Ground Motion For The 2021 Mw 6.1 Yangbi, China Earthquake R. Wen, C. Li, M. Vanini, R. Paolucci, H. Wang, S. Qiang, and Y. Ren
15h15-15h30	Towards Physics-Based Seismic Ground Motion And Site-City Interaction In Urban Areas: A Case Study In Mexico City R. Paolucci, S. Sangaraju, and V. M. Hernández-Aguirre
15h30-15h45	Frequency- and component-dependent topographic effects on ground-motion in the Swiss Rhône Valley M. Koroni, L. Ermert, P. Bergamo, J. Sunny, D. Fäh
15h45-16h00	Benchmarking Finite-Difference Simulations Of Surface-To-Borehole Spectral Amplification In 3D Scattering Media I. Oprsal, M. Hallo, D. Fäh, M. Labuta, J. Burjanek
16h00-16h15	Ground motion study in central Wajima, Japan, based on three-dimensional finite difference method considering soil nonlinearity H. Nakagawa, Y. Masuyama, and M. Nagano
16h15-16h30 (PhD student presentation)	Basin amplification factors from 3-D physics-based ground motion simulations in Kahramanmaras B. Bilgen and A. Askan
16h30-17h00 : Coffee break
17h00-17h15	Ground motion variability in Israel: insights from M7 regional simulations on the dead sea fault system N. Shachrur, C. Porat-Dekel, R. Kamai and M. Tsesarsky
17h15-17h30 (PhD student presentation)	Characterization of ground motion variability in the Kyoto basin using physics-based ground motion simulations T. Yadanar, S. Matsushima, and F. Nagashima
17h30-17h45 (PhD student presentation)	Deterministic Numerical Modelling Of Wave Propagation During The Main Aftershocks Of Le Teil Earthquake (November 2019, ArdÈChe, France) And Characterization Of Associated Uncertainties A. Gounelle, F. de Martin, E. Chaljub, F. Lavoué, D. Do Couto, E. M. Cushing, C. Gélis
Session C4 : Round table
17h45-18h30	ESG scientific perspectives Session chairs
18h30-19h00	Closing Ceremony

List of OSCAR benchmark participants

Bhaumik Mrinal; Bignardi Samuel; Borgeat Xavier; Bugaevsky Alexei; Cannon Kyle S.; Cassidy John F.; Castellaro Silvia; Chatzis Nikos; Chen Chun-Te; Chou YuTing; Cox Brady R.; Di Giulio Giuseppe; Dietiker Barbara; Dosso Stan E.; Duan Jianbin; Famiani Daniela; Fathizadeh Mersad; Fordjour Benjamin; Gaudiosi Iolanda; Gosselin Jeremy M.; Hallo Miroslav; Hobiger Manuel; Huang Jyun-Yan; Janusz Paulina; Kawase Hiroshi; Kianfar Hosna; Kosaka Hiroyuki; Kristek Jozef; Kristekova Miriam; Kuo Chun-Hsiang; Leyton Felipe; Lin Che-Min; Lontsi Agostiny Marrios; Macau Albert; Matsushima Shinichi; Moczo Peter; Molnar Sheri; Motuzas Charlotte; Nagashima Fumiaki; Nasser Laouami; Ohrnberger Matthias; Olivar-Castaño Andrés; Pananont Passakorn; Paolucci Enrico; Papazachos Costas; Pappa Evi; Pastén César; Pavlenko Olga; Petrosino Simona; Pilz Marco; Rosado Fuentes Alejandro; Sato Hiroaki; Shynkarenko Anastasiia; Styawan Yudha; Tiboni Beatrice; Tsuno Seiji; van Ginkel Janneke; Wathelet Marc; Wood Clinton M.; Xie, Junjv; Yamanaka, Hiroaki

Event PlanneR
Registration contact

INSIGHT OUTSIDE
26 avenue Jean Kuntzmann, 38330 Montbonnot-Saint-Martin, France

Tel : +33 825 595 525 (0,15€/min*)
Information desk: Monday to Friday from 9 a.m. to 12 p.m. and 2 p.m. to 5.p.m..

Organization : esg2026@inviteo.fr

(*) Prices starting from fixed line incumbent, a surcharge may be applied by operators, counting the second after the first 45 seconds.

According to France's Personal Data Privacy Act in effect since June 2004, you may send a request in writing to INSIGHT OUTSIDE 26 Avenue Jean Kuntzmann, 38330, Montbonnot-Saint-Martin, France, or by email webmaster@insight-outside.fr to access your file in order to consult, modify and/or delete your personal information.

© 2005 - 2026 Insight Outside

Scientific program