Roger Schaer - HES SO Valais Publications

Maria Martin Asiain, Mohammadreza Amirian, Oscar Jimenez del Toro, Christoph Aberle, Roger Schaer, Michael Bach, Markus Obmann, Kyriakos Flouris, Henning Müller, Bram Stieltjes, Ender Konukoglu, Vincent Andrearczyk and Adrien Depeursinge, Impact of CT dose on AI performance: A comparison of radiomics, deep, and foundation models in a multi-centric anthropomorphic phantom study (2026), in: Medical Physics

Federico Spagnolo, Nataliia Molchanova, Roger Schaer, Meritxell Bach Cuadra, Mario Ocampo-Pineda, Lester Melie-Garcia, Cristina Granziera, Vincent Andrearczyk and Adrien Depeursinge, Instance-level quantitative saliency in multiple sclerosis lesion segmentation (2026), in: Nature Scientific Reports

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Oscar Jimenez del Toro, Christoph Aberle, Roger Schaer, Michael Bach, Kyriakos Flouris, Ender Konukoglu, Bram Stieltjes, Markus Obmann, André Anjos, Henning Müller and Adrien Depeursinge, Comparing Stability and Discriminatory Power of Handcrafted Versus Deep Radiomics: A 3D-Printed Anthropomorphic Phantom Study, in: 12th IEEE European Workshop on Visual Information Processing, pages 62-66, 2024

Jakub Mlynar, Roger Schaer, Adrien Depeursinge, Daniel Abler, Mario Jreige, John O. Prior and Florian Evéquoz, Design implications of repurposing a radiomics research platform for education: The case of QuantImage v2, 2024

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Christoph Aberle, Michael Bach, Oscar Jimenez del Toro, Roger Schaer, Kyriakos Flouris, Ender Konukoglu, Henning Müller, Adrien Depeursinge and Markus Obmann, Influence of CT Scanners on Radiomics Features in Abdominal CT: A Multicenter Phantom Study, in: European Congress of Radiology, 2024

Federico Spagnolo, Nataliia Molchanova, Roger Schaer, Mario Ocampo-Pineda, Meritxell Bach Cuadra, Lester Melie-Garcia, Cristina Granziera, Vincent Andrearczyk and Adrien Depeursinge, Instance-level explanations in multiple sclerosis lesion segmentation: a novel localized saliency map, in: ISMRM 2024, 2024

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Jakub Mlynar, Adrien Depeursinge, John O. Prior, Roger Schaer, Alexandre Martroye de Joly and Florian Evéquoz, Making sense of radiomics: Insights on human-AI collaboration in medical interaction from an observational user study (2024), in: Frontiers in Communication, 8

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Philip Whybra, Alex Zwanenburg, Vincent Andrearczyk, Roger Schaer, Aditya P Apte, Alexandre Ayotte, Bhakti Baheti, Spyridon Bakas, Andrea Bettinelli, Ronald Boellaard, Luca Boldrini, Irène Buvat, Gary J R Cook, Florian Dietsche, Nicola Dinapoli, Hubert S Gabryś, Vicky Goh, Matthias Guckenberger, Mathieu Hatt, Mahdi Hosseinzadeh, Aditi Iyer, Jacopo Lenkowicz, Mahdi A L Loutfi, Steffen Löck, Francesca Marturano, Olivier Morin, Christophe Nioche, Fanny Orlhac, Sarthak Pati, Arman Rahmim, Masoud Seyed, Christopher G Rookyard, Mohammad R Salmanpour, Andreas Schindele, Isaac Shiri, Emiliano Spezi, Stephanie Tanadini-Lang, Florent Tixier, Taman Upadhaya, Vincenzo Valentini, Joost J M van Griethuysen, Fereshteh Yousefirizi, Habib Zaidi, Henning Müller, Martin Vallìères and Adrien Depeursinge, The image biomarker standardization initiative: Standardized convolutional filters for reproducible radiomics and enhanced clinical insights (2024), in: Radiology, 310:2

[]: IF 2022: 19.7

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Michael Bach, Christoph Aberle, Adrien Depeursinge, Oscar Jimenez del Toro, Roger Schaer, Kyriakos Flouris, Ender Konukoglu, Henning Müller and Markus Obmann, 3D-Printed Iodine-Ink CT Phantom for Radiomics Feature Extraction - Advantages and Challenges (2023), in: Medical Physics, 50:9(5682-5697)

[]: IF 2023: 4.506

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Federico Spagnolo, Roger Schaer, Vincent Andrearczyk, Nataliia Molchanova, Mara Graziani, Henning Müller, Meritxell Bach Cuadra, Cristina Granziera and Adrien Depeursinge, FLAIR vs MPRAGE contribution to white matter lesion automatic segmentation in MS using localized saliency maps, in: Bern Interpretable AI Symposium (BIAS), 2023

Daniel Abler, Roger Schaer, Valentin Oreiller, Himanshu Verma, Julien Reichenbach, Orfeas Aidonopoulos, Florian Evéquoz, Mario Jreige, John O. Prior and Adrien Depeursinge, QuantImage v2: A Comprehensive and Integrated Physician-Centered Cloud Platform for Radiomics and Machine Learning Research (2023), in: European Radiology Experimental, 7:16

[]: IF 2022: 3.75

Himanshu Verma, Jakub Mlynar, Roger Schaer, Julien Reichenbach, Mario Jreige, John O. Prior, Florian Evéquoz and Adrien Depeursinge, Rethinking the Role of AI with Physicians in Oncology: Revealing Perspectives from Clinical and Research Workflows, in: ACM CHI 2023, 2023

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Roger Schaer, Michael Bach, Markus Obmann, Kyriakos Flouris, Ender Konukoglu, Bram Stieltjes, Henning Müller, Christoph Aberle, Oscar Jimenez del Toro and Adrien Depeursinge, Task-Based Anthropomorphic CT Phantom for Radiomics Stability and Discriminatory Power Analyses (CT-Phantom4Radiomics), [Data set], 2023

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Kyriakos Flouris, Oscar Jimenez del Toro, Christoph Aberle, Michael Bach, Roger Schaer, Markus Obmann, Bram Stieltjes, Henning Müller, Adrien Depeursinge and Ender Konukoglu, Assessing radiomics feature stability with simulated CT acquisitions (2022), in: Scientific Reports, 12:1(4732)

[]: IF 2020 = 4.379

Adrien Depeursinge and Roger Schaer, Quality Assessment for Interoperable Quantitative CT imaging (QA4IQI) - Open access to standardized quantitative imaging, HES-SO Valais-Wallis, 2022

Roger Schaer, Valentin Oreiller, Daniel Abler, Himanshu Verma, Julien Reichenbach, Florian Evéquoz, Mario Jreige, John O. Prior and Adrien Depeursinge, QuantImage v2: A Clinician-in-the-loop Cloud Platform for Radiomics Research, in: European Society of Radiology, 2022

Philip Whybra, Roger Schaer, Adrien Depeursinge, Vincent Andrearczyk, Henning Müller, Martin Vallìères and Alex Zwanenburg, The Image Biomarker Standardisation Initiative (IBSI) On Reproducible Convolutional Radiomics, in: European Society of Radiology, 2022

Oscar Jimenez del Toro, Michael Bach, Christoph Aberle, Roger Schaer, Markus Obmann, Kyriakos Flouris, Ender Konukoglu, Bram Stieltjes, Henning Müller and Adrien Depeursinge, Assessment of the stability and discriminative power of radiomics features in liver lesions using an anthropomorphic 3D-printed CT phantom, in: Scientific session SGR-SSR, 2021

Roger Schaer, Valentin Oreiller, Orfeas Aidonopoulos, John O. Prior and Adrien Depeursinge, QuantImage v2: an Open-Source and Web-Based Integrated Platform for Clinical Radiomics Research, in: Joint scientific session SSRMP/SGR-SSR, 2021

Martin Vallìères, Philip Whybra, Vincent Andrearczyk, Roger Schaer, Henning Müller, Adrien Depeursinge and Alex Zwanenburg, Radiomics Analysis Using The Image Biomarker Standardization Initiative (IBSI) Benchmarks And Guidelines, in: Radiological Society of North America (RSNA) 2021 Annual Meeting, 2021

[]: Won a Cum Laude Education Exhibit Award !

Oscar Jimenez del Toro, Christoph Aberle, Michael Bach, Roger Schaer, Markus Obmann, Kyriakos Flouris, Ender Konukoglu, Bram Stieltjes, Adrien Depeursinge and Henning Müller, Revealing most suitable CT radiomics features for retrospective studies with heterogeneous datasets, in: European Congress of Radiology (ECR) 2021, ONLINE edition, 2021

Oscar Jimenez del Toro, Christoph Aberle, Michael Bach, Roger Schaer, Markus Obmann, Kyriakos Flouris, Ender Konukoglu, Bram Stieltjes, Henning Müller and Adrien Depeursinge, The discriminative power and stability of radiomics features with CT variations: Task-based analysis in an anthropomorphic 3D-printed CT phantom (2021), in: Investigative Radiology, 56:12(820-825)

[]: IF 2020 = 5.156

Anjani Dhrangadhariya, Roger Hilfiker, Roger Schaer and Henning Müller, Machine Learning Assisted Citation Screening for Systematic Reviews, in: Medical Informatics Europe 2020, Geneva, Switzerland, 2020

Adrien Depeursinge, Vincent Andrearczyk, Philip Whybra, Joost van Griethuysen, Henning Müller, Roger Schaer, Martin Vallìères and Alex Zwanenburg, Standardised convolutional filtering for radiomics, 2020

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Henning Müller, Vincent Andrearczyk, Oscar Jimenez del Toro, Anjani Dhrangadhariya, Roger Schaer and Manfredo Atzori, Using Publicly Available Medical Images from the Open Access Literature and Social Networks for Model Training and Knowledge Extraction, in: Multimedia Modeling (MMM 2020), Seoul, Korea, 2020

Roger Schaer, Sebastian Otalora, Oscar Jimenez del Toro, Manfredo Atzori and Henning Müller, Deep learning based retrieval system for gigapixel histopathology cases and open access literature (2019), in: Pathology Informatics

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Sylvain Cardin, Mouna {Cerra Chekara}, Christophe Bolinhas, Maria Sisto, Roger Schaer, Mélanie Bieler, Daniel Perez-Marcos, Stéphane Gobron and Antoine Widmer, Gamification to improve adherence in home-based activities for seniors, 2019

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Sebastian Otalora, Manfredo Atzori, Roger Schaer, Mats Andersson, Kristian Eurén, Martin Hedlund, Lena Kajland Wilén and Henning Müller, Identification and retrieval of prostate cancer cases using a content-based search tool (2019), in: Pathology Informatics

Manfredo Atzori, Sebastian Otalora, Roger Schaer, Mats Andersson, Kristian Euren, Martin Hedlund, lena kajland Wilen and Henning Müller, A retrieval system for digital pathology for private datasets and scientific literature, in: European Congress of Digital Pathology, Helsinki, Finland, 2018

Sebastian Otalora, Roger Schaer, Manfredo Atzori, Oscar Jimenez del Toro and Henning Müller, Deep learning based retrieval system for gigapixel histopathology cases and open access literature (2018), in: BioArXiv

Ivan Eggel, Roger Schaer and Henning Müller, Distributed container-based evaluation platform for private/large datasets, in: ISPDC 2018, Geneva, Switzerland, 2018

Adrien Depeursinge, Yashin Dicente Cid, Roger Schaer, R. De Crevoisier, John O. Prior and Joel Castelli, Comparing 18-FDG PET 3D texture attributes for the prediction of survival and recurrence in oropharyngeal cancers treated with radiotherapy, in: Workshop on the Prediction and Modeling of response to Molecular and External Beam Radiotherapies, Le Bono, France, 2017

Fabien Dubosson, Roger Schaer, Roland Savioz and Michael Schumacher, Going beyond the relapse peak on social networks smoking cessation programs: ChatBot opportunities (2017), in: Swiss Medical Informatics

Nathaniel Scher, Fernanda Herrera, Adrien Depeursinge, Yashin Dicente Cid, Roger Schaer, T. Breuneval, J. Bourhis, John O. Prior, Esat Ozsahin and Joel Castelli, Nouveaux paramètres métaboliques du FDG-PET/TDM pour prédire la récurrence et la survie des cancers du col utérin traité par radio-chimiothérapie, in: Société Française de radiothérapie Oncologique, 2017

Yashin Dicente Cid, Roger Schaer and Adrien Depeursinge, QuantImage: An Online Tool for High-Throughput 3D Radiomics Feature Extraction in PET-CT, Demonstration at SPIE MI 2017, 2017

[]: https://radiomics.hevs.ch

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Yashin Dicente Cid, Joel Castelli, Roger Schaer, Nathaniel Scher, Anastasia Pomoni, John O. Prior and Adrien Depeursinge, QuantImage: An Online Tool for High-Throughput 3D Radiomics Feature Extraction in PET-CT, in: Biomedical Texture Analysis: Fundamentals, Applications and Tools, pages 349-377, Elsevier, 2017

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Alba García Seco de Herrera, Roger Schaer and Henning Müller, Shangri-La: a medical case-based retrieval tool (2017), in: Journal of the American Society for Information Science, 68:11(2587–2601)

Dimitrios Markonis, Roger Schaer, Alba García Seco de Herrera and Henning Müller, The Parallel Distributed Image Search Engine (ParaDISE) (2017), in: ArXiv(1701.05596)

Joel Castelli, Adrien Depeursinge, Vanessa Ndoh, Anne Devillers, Yashin Dicente Cid, Roger Schaer, John O. Prior, J. Bourhis, C. Cire and R. De Crevoisier, Valeur de la TEP au 18-FDG pour prédire la récidive dans les cancers ORL non oropharyngé traités par radio-chimiothérapie, in: Société Française de radiothérapie Oncologique, 2017

Ivan Eggel, Roger Schaer and Henning Müller, VISCERAL book, chapter Using the Cloud as a Platform for Evaluation and Data Preparation, Springer, 2017

Roger Schaer, Yashin Dicente Cid, Emel Alkim, Sheryl John, Daniel L. Rubin and Adrien Depeursinge, Web-Based Tools for Exploring the Potential of Quantitative Imaging Biomarkers in Radiology: Intensity and Texture Analysis on the ePAD Platform, in: Biomedical Texture Analysis: Fundamentals, Applications and Tools, pages 379-410, Elsevier, 2017

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Ranveer Joyseeree, Roger Schaer and Henning Müller, A Demo of Multimodal Medical Retrieval, in: Workshop on Content-based Multimedia Indexing (CBMI), Bucharest, Romania, 2016

Oscar Jimenez del Toro, Abdel Aziz Taha, Katharina Gruenberg, Markus Krenn, Marianne Winterstein, Henning Müller, Orcun Goksel, Bjoern Menze, Georg Langs, Marc André Weber, Tomas Salas Fernandez, Antonio Foncubierta-Rodríguez, Ivan Eggel, Roger Schaer, András Jakab, Georgios Kontokotsios, Mohammad A. Dabbah, Yashin Dicente Cid, Tobias Gass, Mattias Heinrich, Fucang Jia, Fredrik Kahl, Razmig Kechichian, Dominic Mai, Assaf B. Spanier, Graham Vincent, Chunliang Wang and Allan Hanbury, Cloud–based Evaluation of Organ Segmentation and Landmark Detection Algorithms: VISCERAL Anatomy Benchmarks (2016), in: IEEE Transactions on Medical Imaging

[]: IF 2016=3.76

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Gilles Triscone, Nabil Abdennadher, Christophe Balistreri, Patrick Haas, Hasret Haas‐Peköz, Tamer Mohamed‐Nour, Pierre Munier, Piero Pontelandolfo, Roberto Putzu, Hervé Sthioul, Nicolas Delley, David Choffat, Elena‐Lavinia Niederhäuser, Roger Schaer, Henning Müller, Jean Decaix, Sylvain Richard, Cécile Münch‐Alligné, Pierre Kunz and Fabienne Despot, Computational Fluid Dynamics as a tool to predict the air pollution dispersion in a neighbourhood – A research project to improve the quality of life in cities, in: Air pollution, Crete, Greece, 2016

Manfredo Atzori, Roger Schaer, Matteo Cognolato and Henning Müller, Electromyography for Hand Prosthetics Demo, in: XXVIII Conférence francophone sur l'Interaction Homme-Machine, Fribourg, Suisse, 2016

Dimitrios Markonis, Roger Schaer and Henning Müller, Evaluating Multimodal Relevance Feedback Techniques for Medical Image Retrieval (2016), in: Journal of Information Retrieval

[]: IF = 0.917

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Mauricio Villegas, Henning Müller, Alba García Seco de Herrera, Roger Schaer, Stefano Bromuri, Andrew Gilbert, Luca Piras, Josiah Wang, Fei Yan, Arnau Ramisa, Emmanuel Dellandrea, Robert Gaizauskas, Krystian Mikolajczyk, Joan Puigcerver, Alejandro H. Toselli, Joan-Andreu Sánchez and Enrique Vidal, General Overview of ImageCLEF at the CLEF 2016 Labs, in: CLEF Proceedings, Springer, 2016

Grace Eden, Esther González-Martínez, Antoine Widmer, Roger Schaer, Henning Müller, Marcel Henry and Florian Evéquoz, Guider la conception itérative de prototypes au moyen du Modèle d’Evaluation de l’Activité, 28eme Conférence Francophone sur l'Interaction Homme-Machine, Fribourg, Switzerland, pages 314-320, ACM, 2016

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Roger Schaer, Henning Müller and Adrien Depeursinge, Optimized Distributed Hyperparameter Search and Simulation for Lung Texture Classification in CT Using Hadoop (2016), in: Journal of Imaging, 2:2(19)

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