Jacky Casas

PhD in Computer Science.

NLP, chatbots, empathy and data.

See my work

Work

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Publications

Here is a list of my publications (in more details on Google Scholar). And down below, you can see the different editorial and organisational activities related to research.

2021

Enhancing Conversational Agents with Empathic Abilities

Jacky Casas, Timo Spring, Karl Daher, Elena Mugellini, Omar Abou Khaled, Philippe Cudré-Mauroux
IVA 2021 · Paper

Emotional Paraphrasing Using Pre-trained Language Models

Jacky Casas, Samuel Torche, Karl Daher, Elena Mugellini, Omar Abou Khaled
ACIIW 2021 · Paper

Empathic Interactions in Automated Vehicles #EmpathicCHI

Karl Daher, Marine Capallera, Chiara Lucifora, Jacky Casas, Quentin Meteier, Mira El Kamali, Ebdallah El Ali, Giorgio Mario Grasso, Gérard Chollet, Omar Abou Khaled, Elena Mugellini
CHI 2021 · Paper

Country Localisation of Twitter Users

Jacky Casas, Silas Berger, Omar Abou Khaled, Elena Mugellini, Denis Lalanne
ICICS 2021 · Paper

Natural Language Understanding (NLU) on the Edge

Nicolas Crausaz, Jacky Casas, Karl Daher, Omar Abou Khaled, Elena Mugellini
IHIET-AI 2021 · Paper

2020

Trends & Methods in Chatbot Evaluation

Jacky Casas, Marc-Olivier Tricot, Omar Abou Khaled, Elena Mugellini, Philippe Cudré-Mauroux
Workshop on Multimodal e-Coaches @ ICMI 2020 · Paper

Embodied Conversational Agent for Emotional Recognition Training

Karl Daher, Zeno Bardelli, Jacky Casas, Elena Mugellini, Omar Abou Khaled
ACHI 2020 · Paper · Slides

Empathic Chatbot Response for Medical Assistance

Karl Daher*, Jacky Casas*, Omar Abou Khaled, Elena Mugellini
IVA 2020 · Paper

Plateforme d'extraction et d'analyse de conversations

Jacky Casas, Elena Mugellini, Omar Abou Khaled
WACAI 2020 · Paper

Overview of the Transformer-based Models for NLP Tasks

Jacky Casas, Elena Mugellini, Omar Abou Khaled
FedCSIS 2020 · Paper

Early Detection of Foodborne Illnesses in Social Media

Jacky Casas, Elena Mugellini, Omar Abou Khaled
IHIET 2020 · Paper

* these authors contributed equally.

2019

Empathic Response Generation in Chatbots

Timo Spring, Jacky Casas, Karl Daher, Elena Mugellini, Omar Abou Khaled
SwissText 2019 · Paper

2018

Early Detection of Food Intoxication in Swizerland using Twitter

Jacky Casas, Laurent Zufferey, Omar Abou Khaled, Elena Mugellini
FTAL 2018 · Paper

Ubiquitous Chatbots: Workshop on Wearable and Embodied Conversational Agents

Leonardo Angelini, Maurizio Caon, Jacky Casas, Federica Cena, Amon Rapp, Omar Abou Khaled, Elena Mugellini
UBICOMP 2018 · Paper

Food Diary Coaching Chatbot

Jacky Casas, Elena Mugellini, Omar Abou Khaled
UBICOMP 2018 · Paper

Agent Conversationnel comme Coach Nutritionnel

Jacky Casas, Omar Abou Khaled, Elena Mugellini
WACAI 2018

Rupert the Nutritionist, the Efficient Conversational Agent

Jacky Casas, Nathan Quinteiro, Omar Abou Khaled, Elena Mugellini
SwissText 2018 · Abstract


Editorial and Organisational Activities

Workshops organization

  • #EmpathicCHI: Workshop on Empathic Interactions in Automated Vehicles
    during CHI 2021 – Online.
  • Ubiquitous Chatbots: Workshop on Wearable and Embodied Converational Agents
    during UBICOMP 2018 – Singapore.

Program Committee

Reviewer activities

  • Reviewer for SwissText 2022 – online.
  • Reviewer for CHI2022 – online.
  • Reviewer for SwissText 2021 – online.
  • Reviewer for CHI2021 – online.
  • Reviewer for EAI HealthWear 2020 – online.
  • Reviewer for NordiCHI'20 – Tallinn, Estonia.
  • Reviewer for SwissText/KONVENS 2020 – Applied track & Demo track – Zürich, Switzerland.
  • Reviewer for AH2020 – 11th Augmented Human International Conference – Canada.
  • Reviewer for AVI 2020 – International Conference on Advanced Visual Interfaces – Island of Ischia, Italy.
  • Reviewer for WACAI2020 – Workshop sur les affects, compagnons artificiels et interactions – Île d'Oléron, France.
  • Reviewer for JMUI – Journal on Multimodal User Interfaces – Springer 2020.
  • Reviewer for AH2019 – 10th Augmented Human International Conference – Reims Champagne-Ardenne, France.
  • Reviewer for AH2018 – 9th Augmented Human International Conference – Seoul, Korea.

Teaching

I started as a teaching assistant for various courses in 2016 and then took more an more responsibilities transitioning to giving lectures (until 2021). Further down the page you will find a list of the projects I supervised over the years.

Seminar Conversational agents & chatbots

Master in Computer Science, University of Fribourg (UNIFR)
  • 2019-2020: Lecturer & supervisor (9 students)
  • 2018-2019: Lecturer & supervisor (8 students)
  • 2017-2018: Lecturer & supervisor (12 students)

Web Engineering (WebEng)

Master in Computer Science, University of Fribourg (UNIFR)
  • 2017.11.17: Lecture “Conversational agents and serverless computing”

Information Systems 2 (SI-II)

3rd year of Bachelor in Computer Science, HEIA-FR
  • 2019-2020 - Lecturer
  • 2018-2019 - Lecturer

Information Systems (SI-I)

2nd year of Bachelor in Computer Science, HEIA-FR
  • 2019-2020 - Lecturer
  • 2018-2019 - Teaching assistant
  • 2017-2018 - Teaching assistant
  • 2016-2017 - Teaching assistant

Machine Learning (ML)

3rd year of Bachelor in Computer Science, HEIA-FR
  • 2018-2019 - Teaching assistant
  • 2017-2018 - Teaching assistant
  • 2016-2017 - Teaching assistant

Software Engineering (GL-1 & GL-T)

2nd year of Bachelor in Computer Science & Telecommunication, HEIA-FR
  • 2018-2019 - Teaching assistant
  • 2017-2018 - Teaching assistant
  • 2016-2017 - Teaching assistant

User Interface (UseInf)

Master in Engineering (MSE), HES-SO
  • 2021.04-05: Lecture “Conversational agents” + Practical work + Projects supervision
  • 2020.04: Lecture “Conversational agents” + Practical work + Mini-projects supervision
  • 2019.03: Lecture “Conversational agents” + Practical work + Mini-projects supervision
  • 2018.03: Lecture “Conversational agents” + Practical work + Mini-projects supervision

Multimodal Processing, Recognition & Interaction (MPRI)

Master in Engineering (MSE), HES-SO
  • 2019.11.05: Practical work “Novelties & outliers detection with SVM”
  • 2018.11.06: Practical work “Novelties & outliers detection with SVM”
  • 2017.11.14: Practical work “Novelties & outliers detection with SVM”
  • 2016.11.29: Lecture “Tweets classifications with neural networks (the SSPM case)”


Supervision

Over the years I supervised some student projects that I listed here below:

Master thesis

  • Samuel Torche [2020-2021] – Emotional paraphrasing.
  • Pascal Zaugg [2019-2020] – Context in Conversational Agents.
  • Cheryl Sarrouh and Toufic Yammine [2020] – Integrated AI Pipeline.
  • Timo Spring [2019-2020] – Enhancing Conversational Agents with Empathic Abilities.
  • Silas Berger [2019-2020] – Twitter User Localization.
  • Thomas Kolonko [2018-2019] – Evaluation of Deep Learning Methods on SEM Images of Asbestos.

Bachelor thesis

  • Nicolas Crausaz [2020] – NLU on the Edge (with Deeplink).
  • Samuel Torche [2019] – Messaging applications extraction tool & conversation analysis.
  • Leonardo Genini [2017] – Maester Luwin: a chatbot related to the Game of Thrones world.

Master semester projects

  • Samuel Torche [2020] – Deep understanding of written user query.
  • Charles Perriard [2020] – Cyberbullying and Social Networks.

Bachelor semester projects

  • Nicolas Crausaz [2020] – Movie Dialog bot (with Deeplink).
  • Luke Perrottet [2020] – Multilingual Appointment Chatbot (with Deeplink).
  • Philippe Miche [2019] – Conversation anonymization.
  • Ayrton Dumas & Samuel Torche [2018] – The Swiss Way of Following: Network analysis of Swiss Twitter users.
  • Charles Perriard & Marco Mattei [2018] – Décortiquons ce compte Twitter: Analysis of a Twitter user account to localize it.
  • Alexandre Dessonnaz [2018] – Amiante: Asbestos image classification.
  • Jonas Egger & Andrea Ruffini [2017] – fr-Tweet-ch: Sorting Swiss tweets from foreign ones.
  • Thomas Schaller [2017] – TweetsML: Extracting relevant tweets out of a huge amount of unrelevant ones.

Trainees

  • Jean Khoury [2020] – Norovirus: Epidemic detection using tweets.
  • Sylviane Ly [2019] – Extraction of personality from text (MBTI personality classification).
  • Alain El Khoury [2019] – HumanTech chatbot: a chatbot that gives information website visitors.
  • Zahi Alchemaly [2018] – Chatbot that helps fighting binge eating disorders.
  • Chedid Dagher [2017] – Developement of a web platform that collects and analyzes tweets.
  • Hugo Belhomme [2017] – Nutribot: a chatbot that tracks and analyzes your food intake.
  • Tarek Azzi [2016] – Swiss vote outcome predictions based on press articles.

Civil service

  • Nathan Quinteiro [2017] – EVASQ (EVAluation des Symptômes et de la Qualité de vie) : Digital survey system to help improve the life of patients with heart failures. Collaboration between HEdS, HEIA-FR and HFR.

Project management

  • Jérôme Vonlanthen [2019] – Work on AlertCenter and RASA projects.
  • Samuel Torche [summer 2019] – Work on a messaging apps extraction tool.
  • Laurent Chassot [2019] – Work on AlertCenter.
  • Laurent Zufferey [2018] – Work on AlertCenter.
  • Ismaïl Senhaji [2017] – Work on Docker deployment.
  • Michael Stadler [2017] – Work on Docker deployment.

News about me

Some key moments in my PhD, or milestones I want to share with you.

2021

May 24 - I presented our paper "Country Localisation of Twitter Users" at ICICS 2021.
May 07 - I co-organized a workshop during CHI 2021.
Jan-Jul - I write my thesis :).

2020

Nov 12 - I presented the Alert Center project to the FSVO.
Oct 29 - I presented our paper "Trends & Methods in Chatbot Evaluation" in a workshop at ICMI2020.
Sep 29 - I organized a colloquium at HumanTech with Signderiva.
May 01 - I have read books daily for 1 year.
Feb 13 - I created Empathic Labs with Karl and Fouad.

2019

Jun 18 - I presented our paper "Empathic Response Generation in Chatbots" at SwissText.
Apr 11 - I presented the "Alert Center" project during the EREN meeting at EFSA in Parma, Italy.
Jan 07 - Received my Certificate for the Innosuisse Start-up Training "Business Concept".

2018

Nov 22 - Received my DAS in Didactic from UNIFR.
Oct 12 - I organized a workshop in Singapore during UBICOMP 2018.
Aug 12 - I ran Sierre-Zinal (31km, 2500 D+).
May 23 - I launched Asylamba Influence on Steam.

About Me

I did a PhD in Computer Science at the University of Fribourg and HES-SO Fribourg. I worked at the HumanTech Institute. My domains are Natural Language Processing, Empathy in HCI and Conversational Agents. In my PhD student journey, I experimented the use of empathy to improve the interactions between users and conversational agents.

This webpage mainly shows the academic and research activities carried out during my PhD (between 2016 and 2021). Since october 2021, I am lead developer in the team that develops the chatbot and voicebot at PostFinance.

Empathic Labs

In 2020, I launched Empathic Labs. The goal is to share projects around empathic interactions between humans and machines, so that people interested in the field can find interesting resources in one place. We write articles on the Empathic Labs Medium page.

As of June 12, 2021, we published 24 articles with a total of more than 4'000 views! We reach 440 followers on the different social networks.

Contact Me

You can find me on LinkedIn and Twitter. I also wrote some articles on Medium, check it out.