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23 Result(s)
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Jürgen Ziegler
User Interfaces and Human Computer Interaction
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Chapter and Conference Paper
Assessing the Utility of an Interaction Qualities Framework in Systematizing the Evaluation of User Control
The user’s experience with a recommender system is significantly shaped by the dynamics of user-algorithm interactions. These interactions are often evaluated using interaction qualities, such as controllability,...
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Chapter and Conference Paper
Design Ideas for Recommender Systems in Flexible Education: How Algorithmic Affordances May Address Ethical Concerns
In flexible education, recommender systems that support course selection, are considered a viable means to help students in making informed course selections, especially where curricula offer greater flexibili...
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Chapter and Conference Paper
Exploring Categorizations of Algorithmic Affordances in Graphical User Interfaces of Recommender Systems
This exploratory study investigates the rationale behind categorizing algorithmic controls, or algorithmic affordances, in the graphical user interfaces (GUIs) of recommender systems. Seven professionals from ind...
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Chapter and Conference Paper
A Multi-perspective Panel on User-Centred Transparency, Explainability, and Controllability in Automations
At this time, there is a lot of discussion and attention on the adoption of artificial intelligence in real-world automations. In this panel, we will discuss the role of Human-Computer Interaction in creating ...
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Living Reference Work Entry In depth
Interactive Recommendation Systems
Recommendation systems have become an indispensable part of many online platforms such as online shops or social media, designed to facilitate users’ search and decision-making when confronted with a very larg...
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Chapter and Conference Paper
Blending Conversational Product Advisors and Faceted Filtering in a Graph-Based Approach
Today’s e-commerce websites often provide many different components, such as filters and conversational product advisors, to help users find relevant items. However, filters and advisors are often presented se...
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Chapter and Conference Paper
Acceptance of an AR-Based In-Store Shop** Advisor - the Impact of Psychological User Characteristics
We present a study on the acceptance of augmented reality-based product comparison and recommending in a physical store context. An online study was performed, in which a working prototype for head-mounted dis...
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Chapter and Conference Paper
Identifying Group-Specific Mental Models of Recommender Systems: A Novel Quantitative Approach
How users interact with an intelligent system is determined by their subjective mental model of the system’s inner working. In this paper, we present a novel method based on card sorting to identify such mental m...
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Chapter and Conference Paper
Effects of Interactivity and Presentation on Review-Based Explanations for Recommendations
User reviews have become an important source for recommending and explaining products or services. Particularly, providing explanations based on user reviews may improve users’ perception of a recommender syst...
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Chapter and Conference Paper
Hootle+: A Group Recommender System Supporting Preference Negotiation
This paper presents an approach to group recommender systems that focuses its attention on the group’s social interaction during the formulation, discussion and negotiation of the features the item to be joint...
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Chapter and Conference Paper
Supporting Users in Setting Effective Goals in Activity Tracking
In this paper we present the development of the pedometer app Move My Day which implements goal setting as its main persuasive design principle. Manual goal input as well as two strategies to support users in set...
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Chapter and Conference Paper
Preference Elicitation and Negotiation in a Group Recommender System
We present a novel approach to group recommender systems that better takes into account the social interaction in a group when formulating, discussing and negotiating the features of the item to be jointly sel...
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Article
Hybreed: A software framework for develo** context-aware hybrid recommender systems
This article introduces Hybreed, a software framework for building complex context-aware applications, together with a set of components that are specifically targeted at develo** hybrid, context-aware recom...
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Book
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Chapter
A Context-Aware Shop** Portal Based on Semantic Models
This chapter illustrates how semantic models can be used as a backend data source for both exploration and adaptation purposes. For a fictitious shop** portal, we implemented a faceted navigation approach th...
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Book and Conference Proceedings
Collaboration and Technology
18th International Conference, CRIWG 2012 Raesfeld, Germany, September 16-19, 2012 Proceedings
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Chapter and Conference Paper
Data-Centric Interactions on the Web
The World Wide Web has become a global database in recent years, with an ever-growing amount of data that is published online every day. Interactions with this data raise a number of research questions and pra...
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Chapter and Conference Paper
Faceted Visual Exploration of Semantic Data
Tools for searching and interactively exploring the rapidly growing amount of semantically annotated data on the Web are still scarce and limited in their support of the users’ manifold goals and activities. I...
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Chapter and Conference Paper
Comparison of Tag Cloud Layouts: Task-Related Performance and Visual Exploration
Tag clouds have become a popular visualization and navigation interface on the Web. Despite their popularity, little is known about tag cloud perception and performance with respect to different user goals. Th...
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Chapter and Conference Paper
Involving End Users in Distributed Requirements Engineering
Active involvement of end users in the development of interactive systems is both highly recommended and highly challenging. This is particularly true in settings where the requirements of a large number of ge...
