Publications de Nicolas Henchoz

Advances on Real Time M/EEG Neural Feature Extraction

Nicolas Henchoz, Dimitri Nestor Alice Van De Ville, Delphine Ribes Lemay, Andreas Sonderegger, Emily Clare Groves, Patrick Karl Alois Neff

This paper introduces MNE-RT, a Python package designed for real-time neural feature extraction from magne-toencephalography (MEG) and electroencephalography (EEG) signals in Brain-Computer Interface (BCI) systems. The package incorporates efficient algori ...

IEEE2025

ANT - Advancing Neurofeedback (In Tinnitus)

Nicolas Henchoz, Delphine Ribes Lemay, Emily Clare Groves

The Advancing Neurofeedback in Tinnitus (ANT) project aims to develop improved neurofeedback protocols and BCI technology by systematically designing engaging feedback stimuli and optimizing neural targets. General design principles for audiovisual feedbac ...

IEEE2025

Designing Feedback Stimuli in Neurofeedback: Preliminary Requirements from Experts and Users

Nicolas Henchoz, Delphine Ribes Lemay, Nicolas Gninenko, Andreas Sonderegger, Emily Clare Groves, Patrick Karl Alois Neff

This study presents the first phase of a transdisciplinary research project aimed at improving the design of visual feedback stimuli in neurofeedback (NFB) applications. While current NFB research has focused extensively on signal processing and feature ex ...

IEEE2025

SIGGRAPH for Health: Engaging Successfully in the Next Disruptions

Nicolas Henchoz

The intersection of technology and healthcare offers rich opportunities for rethinking research, industry and education in computer graphics and interactive techniques. This article presents the SIGGRAPH for Health workshop, which brings together diverse c ...

ACM2025

Explainable AI and Trust, Design Methodologies to Explore Patients' Perspective

Nicolas Henchoz, Delphine Ribes Lemay, Margherita Motta

This study investigates patient's perspective on the use of AI in healthcare and the role of Explainable AI in this context. Through a co-creative workshop with six participants from diverse disciplines, we investigated the impact of transparency on trust. ...

IEEE2025

A user-centered design approach for crafting personalized guided meditation

Nicolas Henchoz, Cédric Duchene, Andreas Sonderegger, Romain Simon Collaud, Emily Clare Groves, Yoann Pierre Douillet

Interest in technology supporting meditation continues to grow commercially and academically. Commonly, these approaches look at how audio-visual feedback based on physiological indicators can help induce a state of meditation. Haptic feedback is now seen ...

Elsevier BV2025

Designing for Intimate Wellbeing: Aidee, a Qualitative Approach To Urine Home Monitoring

Nicolas Henchoz, Delphine Ribes Lemay, Emily Clare Groves, Margherita Motta

Despite the widespread use of self-tracking technologies for promoting personal wellbeing, there is limited research on the monitoring of intimate data, particularly urine. To shed light on the design possibilities within this unexplored domain we designed ...

DRS Digital Library2024

Toward Automatic Typography Analysis: Serif Classification and Font Similarities

Mathieu Salzmann, Nicolas Henchoz, Delphine Ribes Lemay, Romain Simon Collaud, Syed Talal Wasim

Whether a document is of historical or contemporary significance, typography plays a crucial role in its composition. From the early days of modern printing, typographic techniques have evolved and transformed, resulting in changes to the features of typog ...

2024

Designing self-tracking experiences: A qualitative study of the perceptions of barriers and facilitators to adopting digital health technology for automatic urine analysis at home

Nicolas Henchoz, Delphine Ribes Lemay, Emily Clare Groves, Andrea Regula Schneider, Margherita Motta

Self-tracking technologies open new doors to previously unimaginable scenarios. The diagnosis of diseases years in advance, or supporting the health of astronauts on missions to Mars are just some of many example applications. During the COVID-19 pandemic, ...

2023

Editor's Note

Nicolas Henchoz

Assoc Computing Machinery2023

Adapting Haptic Feedback for Guided Meditation

Nicolas Henchoz, Cédric Duchene, Andreas Sonderegger, Romain Simon Collaud, Emily Clare Groves, Yoann Pierre Douillet

Technology supporting meditation is a multimillion-dollar market that continues to grow. There is also strong academic interest to understand and improve the impact technology can have for the user experience of practitioners. However, little work investig ...

2023

Poster World. Bespoke AI Meets Curator Expertise for Public Engagement

Mathieu Salzmann, Nicolas Henchoz, Delphine Ribes Lemay, Emily Clare Groves, Andrea Regula Schneider

Though museums are digitising their archives, online consultations remain low. New forms of engagement bring these digital memories to life and can support museums in maintaining and developing digital resources. Artificial Intelligence presents opportunit ...

2022

Storing cultural archives in synthetic DNA: An integrated prospective design investigation

Nicolas Henchoz, Emily Clare Groves, Andrea Regula Schneider

As cultural institutions digitize their archives, they become more accessible and versatile. However, there are significant economic and environmental costs to maintaining large databases over time. Synthetic DNA is an emerging technology that can store da ...

2022

Design standards for icons: The independent role of aesthetics, visual complexity and concreteness in icon design and icon understanding

Nicolas Henchoz, Andreas Sonderegger, Romain Simon Collaud

Icons play an important role in modern interfaces and therefore recent empirical research has focused on enhancing icon processing — that is, icon perception and icon function understanding. However, in existing sets, icons vary simultaneously across diffe ...

2022

Trust Indicators and Explainable AI: A Study on User Perceptions

Nicolas Henchoz, Daniel Gatica-Perez, Delphine Ribes Lemay, Thanh Trung Phan, Andreas Sonderegger

Nowadays, search engines, social media or news aggregators are the preferred services for news access. Aggregation is mostly based on artificial intelligence technologies raising a new challenge: Trust has been ranked as the most important factor for media ...

Springer2021

Ming Shan Digital Experience

Nicolas Henchoz, Delphine Ribes Lemay, Cédric Duchene, Andreas Sonderegger, Emily Clare Groves, Margaux Charvolin

The Ming Shan Digital Experience is an immersive installation designed to support meditation in the context of a new Taoist center. Its creation confronted current academic literature on digital technology for meditation with the practical and cultural req ...

2021

Automatic Content Curation of Visual Heritage

Mathieu Salzmann, Nicolas Henchoz, Delphine Ribes Lemay, Frédéric Kaplan, Valentine Bernasconi

Digitization and preservation of large heritage induce high maintenance costs to keep up with the technical standards and ensure sustainable access. Creating impactful usage is instrumental to justify the resources for long-term preservation. The Museum fü ...

2021

Food Talks: visual and interaction principles for representing environmental and nutritional food information in augmented reality

Nicolas Henchoz, Delphine Ribes Lemay, Andreas Sonderegger, Emily Clare Groves

This user-centered design research project aimed to investigate visual and interaction principles for augmented reality (AR) in the context of environmental and nutritional food labelling. Nutritional information on existing food labels is often misunderst ...

2019

Artist Residencies for Innovation: Development of a Global Framework

Nicolas Henchoz, Tania Moreira

Artists can play a major role in the success of innovation. The European program STARTS aims to increase their impact in high-tech environments. An international consortium has the mission to implement 45 residencies and set a complete framework for such p ...

ASSOC COMPUTING MACHINERY2019

Digital Heritage: Bringing New Life to the Montreux Jazz Festival's Audio-Visual Archives with Immersive Installations

Nicolas Henchoz

To revive the Montreux Jazz Festival's archival live-concert footage, three immersive installations were designed using three different principles of augmentation, physicality and interaction. The primary aim was to engage the user in a new relationship wi ...

MIT PRESS2018