Bruce Ferwerda
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View article: Soundtracks of Our Lives: How Age Influences Musical Preferences
Soundtracks of Our Lives: How Age Influences Musical Preferences Open
The majority of research in recommender systems, be it algorithmic improvements, context-awareness, explainability, or other areas, evaluates these systems on datasets that capture user interaction over a relatively limited time span. Howe…
View article: HUMANIZE'24: Seventh Edition
HUMANIZE'24: Seventh Edition Open
The seventh HUMANIZE workshop1 on Transparency and Explainability in Adaptive Systems through User Modeling Grounded in Psychological Theory took place in conjunction with the 29th annual meeting of the Intelligent User Interfaces (IUI)2 c…
View article: Computational Versus Perceived Popularity Miscalibration in Recommender Systems
Computational Versus Perceived Popularity Miscalibration in Recommender Systems Open
Popularity bias in recommendation lists refers to over-representation of popular content and is a challenge for many recommendation algorithms. Previous research has suggested several offline metrics to quantify popularity bias, which comm…
View article: The impact of COVID-19 on online music listening behaviors in light of listeners’ social interactions
The impact of COVID-19 on online music listening behaviors in light of listeners’ social interactions Open
This study investigated the global changes in online music listening behaviors in response to COVID-19 and its restrictions (such as quarantine, school and workplace closures, and travel restrictions). In addition, the research included an…
View article: Report on the Dagstuhl Seminar on Frontiers of Information Access Experimentation for Research and Education
Report on the Dagstuhl Seminar on Frontiers of Information Access Experimentation for Research and Education Open
This report documents the program and the outcomes of Dagstuhl Seminar 23031 "Frontiers of Information Access Experimentation for Research and Education", which brought together 38 participants from 12 countries. The seminar addressed tech…
View article: I Don’t Care How Popular You Are! Investigating Popularity Bias in Music Recommendations from a User’s Perspective
I Don’t Care How Popular You Are! Investigating Popularity Bias in Music Recommendations from a User’s Perspective Open
Recommender systems are designed to help us navigate through an abundance of online content. Collaborative filtering (CF) approaches are commonly used to leverage behaviors of others with a similar taste to make predictions for the target …
View article: Reality Check – Conducting Real World Studies
Reality Check – Conducting Real World Studies Open
Information retrieval and recommender systems are deployed in real world environments. Therefore, to get a real feeling for the system, we should study their characteristics in “real world studies”. This raises the question: What does it m…
View article: A Reproducibility Study on User-centric MIR Research and Why it is Important
A Reproducibility Study on User-centric MIR Research and Why it is Important Open
Reproducibility of results is a central pillar of scientific work. In music information retrieval research, this is widely acknowledged and practiced by the community by re-implementing algorithms and re-validating machine learning experim…
View article: RecSys Challenge 2022 Dataset: Dressipi 1M Fashion Sessions
RecSys Challenge 2022 Dataset: Dressipi 1M Fashion Sessions Open
As part of the RecSys Challenge 2022, the Dressipi 1M Fashion Sessions dataset is publicly released. This paper gives an overview of the content and structure of the dataset, as well as explaining the process by which it was constructed. T…
View article: To Flip or Not to Flip: Conformity Effect Across Cultures
To Flip or Not to Flip: Conformity Effect Across Cultures Open
In group decision-making, we can frequently observe that an individual adapts their behavior or belief to fit in with the group’s majority opinion. This phenomenon has been widely observed to exist especially against an objectively correct…
View article: The 2021 RecSys Challenge Dataset: Fairness is not optional
The 2021 RecSys Challenge Dataset: Fairness is not optional Open
After the success the RecSys 2020 Challenge, we are describing a novel and bigger dataset that was released in conjunction with the ACM RecSys Challenge 2021. This year's dataset is not only bigger (~ 1B data points, a 5 fold increase), bu…
View article: Editorial: Psychological Models for Personalized Human-Computer Interaction (HCI)
Editorial: Psychological Models for Personalized Human-Computer Interaction (HCI) Open
EDITORIAL article Front. Psychol., 06 April 2021 | https://doi.org/10.3389/fpsyg.2021.673092
View article: Exploring the Prediction of Personality Traits from Drug Consumption Profiles
Exploring the Prediction of Personality Traits from Drug Consumption Profiles Open
The number of people that have been in touch with drugs is continuously increasing. Excessive intake of drugs becomes problematic when it turns into disorderly behaviors, such as addictions. In order to treat these disorderly behaviors, tr…
View article: Conformity Behavior in Group Playlist Creation
Conformity Behavior in Group Playlist Creation Open
A strong research record has evidenced that individuals tend to conform with a groups majority opinion. In contrast to existing literature that investigates conformity to a major- ity opinion against an objectively correct answer, the orig…
View article: Music Oh my Music: A Network Perspective on Online Music Listening Behaviour
Music Oh my Music: A Network Perspective on Online Music Listening Behaviour Open
The success of online music platforms depends on the strength of the recommendation systems (RSs) that employ users’ interaction data to offer customised music listening experiences. Traditional recommendation systems, however, assume user…
View article: Towards a User Experience Framework for Business Intelligence
Towards a User Experience Framework for Business Intelligence Open
Business intelligence (BI) systems are software applications that are used to gather and process data and to deliver the processed data in understandable way to the end users. With a younger generation of users moving into key positions in…
View article: Exploring Online Music Listening Behaviors of Musically Sophisticated Users
Exploring Online Music Listening Behaviors of Musically Sophisticated Users Open
Due to the rise of available online music, a lot of music consumption is moving from traditional offline media to online sources. Online music sources offer almost an unlimited music collection to its users. Hence, how music is consumed by…
View article: Third workshop on theory-informed user modeling for tailoring and personalizing interfaces (HUMANIZE)
Third workshop on theory-informed user modeling for tailoring and personalizing interfaces (HUMANIZE) Open
The third workshop on Theory-Informed User Modeling for Tailoring and Personalizing Interfaces (HUMANIZE)(1) took place in conjunction with the 24th annual meeting of the intelligent user interfaces (IUI)(2) community in Los Angeles, CA, U…
View article: Personality and taxonomy preferences, and the influence of category choice on the user experience for music streaming services
Personality and taxonomy preferences, and the influence of category choice on the user experience for music streaming services Open
Music streaming services increasingly incorporate different ways for users to browse for music. Next to the commonly used “genre” taxonomy, nowadays additional taxonomies, such as mood and activities, are often used. As additional taxonomi…
View article: Tamagotchi++: A Serious, Personalized Game to Encourage Healthy Behavior.
Tamagotchi++: A Serious, Personalized Game to Encourage Healthy Behavior. Open
With life expectancy steadily increasing, healthy aging is becoming more important. Especially at a later age, the susceptibility to complications, such as morbidity, increases. Engaging in sufficient physical activities throughout a lifes…
View article: Using a Serious Game to Teach User-Centered Design
Using a Serious Game to Teach User-Centered Design Open
The development of products with a good user experience requires a thorough understanding of the prospective users' behaviors, preferences, and needs. One of the design approaches that places emphasis on the needs of users is the user-cent…
View article: A summary of the third workshop on theory-informed user modeling for tailoring and personalizing interfaces
A summary of the third workshop on theory-informed user modeling for tailoring and personalizing interfaces Open
The third workshop on Theory-Informed User Modeling for Tailoring and Personalizing Interfaces (HUMANIZE) 1 took place in conjunction with the 24th annual meeting of the intelligent user interfaces (IUI) 2 community in Los Angeles, CA, USA…
View article: Predicting Musical Sophistication from Music Listening Behaviors: A Preliminary Study
Predicting Musical Sophistication from Music Listening Behaviors: A Preliminary Study Open
Psychological models are increasingly being used to explain online behavioral traces. Aside from the commonly used personality traits as a general user model, more domain dependent models are gaining attention. The use of domain dependent …
View article: Predicting Users' Personality from Instagram Pictures
Predicting Users' Personality from Instagram Pictures Open
Instagram is a popular social networking application that allows users to express themselves through the uploaded content and the different filters they can apply. In this study we look at personality prediction from Instagram picture feat…
View article: Second workshop on theory-informed user modeling for tailoring and personalizing interfaces (HUMANIZE) : workshop preface
Second workshop on theory-informed user modeling for tailoring and personalizing interfaces (HUMANIZE) : workshop preface Open
The second workshop on Theory-Informed UserModeling for Tailoring and Personalizing Interfaces (HUMANIZE)1 took place in conjunction with the 23rd annual meeting of the intelligent user interfaces (IUI)2 community in Tokyo, Japan on March …
View article: Predicting Users’ Personality Based on Their ‘Liked’ Images on Instagram
Predicting Users’ Personality Based on Their ‘Liked’ Images on Instagram Open
With the development in technology and the increasing ubiquityof social media services, it has created new opportunities to studypersonality from the digital traces individuals leave behind. Thelarge number of user-generated images on soci…
View article: Theory-driven Recommendations : Modeling Hedonic and Eudaimonic Movie Preferences
Theory-driven Recommendations : Modeling Hedonic and Eudaimonic Movie Preferences Open
Most of the research in recommender systems focuses on data-driven approaches. In this paper we present our vision for complementing data-driven approaches with model-driven ones. We present a preliminary experimental set-up and we expose …
View article: You Are What You Post: What the Content of Instagram Pictures Tells About Users’ Personality
You Are What You Post: What the Content of Instagram Pictures Tells About Users’ Personality Open
Instagram is a popular social networking application that allows users to express themselves through the uploaded content and the different filters they can apply. In this study we look at the relationship between the content of the upload…