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Denis Gillet

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Publications associées (217)

Rule of Thumb – Effect of Social Button Icons on Interaction

Denis Gillet, Samuel Bendahan, Andrii Vozniuk, Adrian Christian Holzer

Social buttons are now widespread in social media apps. They are used to assign weight to user content and trigger user engagement. They come in different shapes (e.g., thumb in Facebook, arrows in Reddit or StackOverflow, plus one in Google+) but very lit ...

2016

Vision-Based Unmanned Aerial Vehicle Detection and Tracking for Sense and Avoid Systems

Denis Gillet, Alcherio Martinoli, Pascal Fua, Vincent Lepetit, Steven Adriaan Roelofsen, Artem Rozantsev, Krishna Raj Sapkota

We propose an approach for on-line detection of small Unmanned Aerial Vehicles (UAVs) and estimation of their relative positions and velocities in the 3D environment from a single moving camera in the context of sense and avoid systems. This problem is cha ...

Ieee2016

Combining Content Analytics and Activity Tracking to Identify User Interests and Enable Knowledge Discovery

Denis Gillet, Andrii Vozniuk, Adrian Christian Holzer, Maria Jesus Rodriguez Triana

Finding relevant content is one of the core activities of users interacting with a content repository, be it knowledge workers using an organizational knowledge management system at a workplace or self-regulated learners collaborating in a learning environ ...

2016

Padoc: Enabling social networking in proximity

Denis Gillet, Jonny Quarta, Sven Reber, Adrian Christian Holzer

Apps supporting social networking in proximity are gaining momentum as they enable both augmenting face-to-face interaction with a digital channel (e.g. classroom interaction systems) and augmenting digital interaction by providing a local real life feelin ...

Elsevier Science Bv2016

MOOLs for MOOCs: A first edX scalable implementation

Yves Henri Philippe Piguet, Denis Gillet, Christophe Salzmann

Deploying remote laboratories at a large scale is the next challenge in remote experimentation. It is referred as Massive Open Online Labs (MOOLs). Being able to sustain a massive number of users accessing a specific resource concurrently is a complex task ...

IEEE2016

Increasing the Perspectives of Engineering Undergraduates on Societal Issues through an Interdisciplinary Program

Ambrogio Fasoli, Denis Gillet, Antonin Danalet, Ingrid Le Duc, Alexis Berne, Luca Bragazza, Delphine Preissmann, Samuel Bendahan, Siara Ruth Isaac, Roland John Tormey, Jérome Feige, Isabelle Barbara Marie-Hélène Cardia, Adrian Christian Holzer

To tackle the challenges of the 21st century, future scientists and engineers have to understand the interplay between societal challenges and technical solutions as early as possible in their education. They also have to develop the communication and the ...

Tempus Publications2016

Examining the effects of social media in co-located classrooms: A case study based on SpeakUp

Denis Gillet, Adrian Christian Holzer, Luis Pablo Prieto Santos, Maria Jesus Rodriguez Triana

The broad availability of mobile computing devices has prompted the apparition of social media applications that support teaching and learning. However, so far, there is conflicting evidence as to whether the benefits such applications provide in terms of ...

Springer International Publishing2016

Gamifying Knowledge Sharing in the Humanitarian Context

Denis Gillet, Samuel Bendahan, Isabelle Barbara Marie-Hélène Cardia, Adrian Christian Holzer

2016

The Mach-Zehnder Interferometer: A smart remote experiment based on a software template

Denis Gillet, Christophe Salzmann, Wissam Halimi

Hands-on laboratory sessions are one of the pillars of science and engineering education. It is reputed that institu- tions find it difficult to provide enough laboratory setups that cover all taught scientific topics due to logistical and budgetary limita ...

IEEE2016

An 8-mm diameter fibre robot positioner for massive spectroscopy surveys

Hannes Bleuler, Denis Gillet, Mohamed Bouri, Laurent Frédéric Jenni, Laleh Makarem, Jean-Paul Richard Kneib

Massive spectroscopic survey are becoming trendy in astrophysics and cosmology, as they can address new fundamental knowledge such as understanding the formation of the Milky Way and probing the nature of the mysterious dark energy. To enable massive spect ...

Oxford University Press2015

The Smart Wind Turbine

Denis Gillet, Christophe Salzmann, Wissam Halimi

Remote experimentation is at the core of Science Technology Engineering and Mathematics education supported by e-learning. The development and integration of remote labo- ratories in online learning activities is hindered by the inherited supporting infras ...

2015

Towards Mobile Blended Interaction Fostering Critical Thinking

Denis Gillet, Samuel Bendahan, Sten Govaerts, Adrian Christian Holzer

Critical thinking is a fundamental skill that all citizens should have. Unfortunately, while beliefs in unfounded claims are pervasive, teaching critical skill is a strenuous task. Digital mobile interaction could potentially support face-to-face teaching ...

2015

The Smart Device Specification for Remote Labs

Denis Gillet, Christophe Salzmann, Wissam Halimi, Sten Govaerts

This paper presents the Smart Device specification to interface with remote labs. To encourage the broader sharing of remote labs, the Smart Device paradigm decouples the client from the server and provides well-defined interfaces between client and server ...

2015

Uncomfortable yet Fun Messaging with Chachachat

Denis Gillet, Angelo Benedetto, Andrii Vozniuk, Sten Govaerts, Adrian Christian Holzer

In order to improve user experience and to foster novel ideas, some voices in the HCI community have argued to break fundamental design rules, an approach well known in the art community. In this paper, we use this radical approach to design a playful mobi ...

2015

Graspeo: a Social Media Platform for Knowledge Management in NGOs

Denis Gillet, Andrii Vozniuk, Sten Govaerts, Adrian Christian Holzer

Timely access to critical information is crucial for any organization operating in situations of emergency. Deploying an adequate information system tailored to specific organizational needs and matched to the organizational structure is essential. To unde ...

2015

Distributed Deconfliction Algorithm for Unmanned Aerial Vehicles with Limited Range and Field of View Sensors

Denis Gillet, Alcherio Martinoli, Steven Adriaan Roelofsen

This paper proposes a novel approach for collision avoidance between Unmanned Aerial Vehicles (UAVs) with limited range and field of view sensors. The algorithm is designed for unicycle vehicles that need to fly above a specific minimal speed to maintain f ...

2015

Exploring Deviation in Inquiry Learning: Degrees of Freedom or Source of Problems?

Denis Gillet, Maria Jesus Rodriguez Triana

The European Go-Lab project aims to promote Inquiry-based Learning (IBL) with online laboratories. To support teachers and students in this endeavor, the project provides an IBL model (a sequence of inquiry phases) as well as the technological infrastructu ...

Asia-Pacific Society for Computers in Education2015

The Smart Device Specification for Remote Labs

Denis Gillet, Christophe Salzmann, Wissam Halimi, Sten Govaerts

IEEE2015

An Extensible Architecture for the Integration of Remote and Virtual Laboratories in Public Learning Tools

Denis Gillet, Christophe Salzmann, Sten Govaerts

Remote laboratories are software and hardware tools that allow students to remotely access real equipment located in universities. The integration of remote laboratories in learning tools (learning management systems, content man- agement systems, or perso ...

2015

Reciprocal Collision Avoidance For Quadrotors Using On-board Visual Detection

Denis Gillet, Alcherio Martinoli, Steven Adriaan Roelofsen

In this paper we present a collision avoidance system based on visual detection. Our hardware consists of a Hummingbird quadrotor equipped with a large red marker with two built-in fish-eye cameras. Fusion of the measurements from the two cameras is done u ...

2015

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