Raphael Wimmer
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View article: Personality organization mediates the relationship between negative primary emotions and tobacco use
Personality organization mediates the relationship between negative primary emotions and tobacco use Open
The use of nicotine poses a global health risk, both for users and often also for those around them. The use of nicotine products is well described in the literature, particularly as a means of emotion regulation and performance enhancemen…
View article: Attachment Patterns Mediate the Relationship Between Primary Emotions and Gaming Disorder Tendencies
Attachment Patterns Mediate the Relationship Between Primary Emotions and Gaming Disorder Tendencies Open
Objectives This study investigates the relationship between the primary emotions CARE, LUST, SEEKING, PLAY, SADNESS, ANGER, FEAR and gaming disorder (GD), exploring the potential mediating role of attachment (avoidant/anxious), given its i…
View article: The German version of the Bergen Yale Sex Addiction Scale (BYSAS): psychometric properties and initial steps of validation
The German version of the Bergen Yale Sex Addiction Scale (BYSAS): psychometric properties and initial steps of validation Open
Objectives This study presents the German version of the Bergen Yale Sex Addiction Scale (BYSAS). The questionnaire screens for different risk levels of problematic excessive sexual behavior (“hypersexuality”). Methods Based on an online s…
View article: Affects, dissociative symptoms and addictive behaviours: Insights from clinical and non-clinical samples
Affects, dissociative symptoms and addictive behaviours: Insights from clinical and non-clinical samples Open
These findings highlight the role of dissociative symptoms in the relationship between emotional experiences and addictive behaviour. Future research should consider dissociative symptoms in the prevention and treatment of addictive disord…
View article: Measuring the Just Noticeable Difference for Audio Latency
Measuring the Just Noticeable Difference for Audio Latency Open
All parts of an audio processing chain introduce latency. Previous studies have shown that high audio latency may negatively impact human performance in different scenarios, e.g., when performing live music or when interacting with real-ti…
View article: I've Got the Data in My Pocket! - Exploring Interaction Techniques with Everyday Objects for Cross-Device Data Transfer
I've Got the Data in My Pocket! - Exploring Interaction Techniques with Everyday Objects for Cross-Device Data Transfer Open
People interact with a multitude of personal digital devices every day. However, transferring data between devices is still surprisingly cumbersome due to technical barriers, such as authentication or device pairing. Due to their clear aff…
View article: Comparing the Effectiveness and Ergonomics of Smartphone-Based Gamepads
Comparing the Effectiveness and Ergonomics of Smartphone-Based Gamepads Open
Even though smartphones offer a broad design space for being used as input devices for video games, their form factor makes them less ergonomic than physical gamepads. Previous research suggests that customizable controller layouts and add…
View article: TipTrack: Precise, Low-Latency, Robust Optical Pen Tracking on Arbitrary Surfaces Using an IR-Emitting Pen Tip
TipTrack: Precise, Low-Latency, Robust Optical Pen Tracking on Arbitrary Surfaces Using an IR-Emitting Pen Tip Open
Tables are focus points for social interactions and support everyday activities, such as learning, crafting, or dining. These physical interactions on and around the table may be augmented with digital information and tools projected onto …
View article: Effects of Text Input Latency on Performance and Task Load
Effects of Text Input Latency on Performance and Task Load Open
The latency of a text editor describes how long it takes from pressing a key to the corresponding letter appearing on the screen. It is well known that high latency affects how quickly authors can write and edit texts. In order to quantify…
View article: SurfaceCast: Ubiquitous, Cross-Device Surface Sharing
SurfaceCast: Ubiquitous, Cross-Device Surface Sharing Open
Real-time online interaction is the norm today. Tabletops and other dedicated interactive surface devices with direct input and tangible interaction can enhance remote collaboration, and open up new interaction scenarios based on mixed phy…
View article: SurfaceCast: Ubiquitous, Cross-Device Surface Sharing
SurfaceCast: Ubiquitous, Cross-Device Surface Sharing Open
Real-time online interaction is the norm today. Tabletops and other dedicated interactive surface devices with direct input and tangible interaction can enhance remote collaboration, and open up new interaction scenarios based on mixed phy…
View article: Small Latency Variations Do Not Affect Player Performance in First-Person Shooters
Small Latency Variations Do Not Affect Player Performance in First-Person Shooters Open
In interactive systems high latency affects user performance and experience. This is especially problematic in video games. A large number of studies on this topic investigated the effects of constant, high latency. However, in practice, l…
View article: Influence of Annotation Media on Proof-Reading Tasks
Influence of Annotation Media on Proof-Reading Tasks Open
Annotating and proof-reading documents are common tasks. Digital annotation tools provide easily searchable annotations and facilitate sharing documents and remote collaboration with others. On the other hand, advantages of paper, such as …
View article: CoShare: a Multi-Pointer Collaborative Screen Sharing Tool
CoShare: a Multi-Pointer Collaborative Screen Sharing Tool Open
Existing tools for screen sharing and remote control only allow a single user to interact with a system while others are watching. Collaborative editors and whiteboards allow multiple users to work simultaneously, but only offer a limited …
View article: Extracting Handwritten Annotations from Printed Documents Via Infrared Scanning
Extracting Handwritten Annotations from Printed Documents Via Infrared Scanning Open
Despite ever improving digital ink and paper solutions, many people still prefer printing out documents for close reading, proofreading, or filling out forms. However, in order to incorporate paper-based annotations into digital workflows,…
View article: Demonstrating Dothraki: Tracking Tangibles Atop Tabletops Through De-Bruijn Tori
Demonstrating Dothraki: Tracking Tangibles Atop Tabletops Through De-Bruijn Tori Open
We demonstrate usage examples and technical properties of Dothraki, an inside-out tracking technique for tangibles on flat surfaces. An optical mouse sensor embedded in the tangible captures a small (36×36 pixel / 1×1 mm), unique section o…
View article: ScreenshotMatcher: Taking Smartphone Photos to Capture Screenshots
ScreenshotMatcher: Taking Smartphone Photos to Capture Screenshots Open
Taking screenshots is a common way of capturing screen content to share it with others or save it for later. Even though all major desktop operating systems come with a screenshot function, a lot of people also use smartphone cameras to ph…
View article: Sketchable Interaction: Drawing User Interfaces with Interactive Regions
Sketchable Interaction: Drawing User Interfaces with Interactive Regions Open
Sketchable Interaction (SI) describes a concept and environment where end-users create regions by drawing on a canvas. These regions apply effects to each other on collision. Attributes of regions, e.g. position, can be linked to each othe…
View article: Yet Another Latency Measuring Device
Yet Another Latency Measuring Device Open
End-to-end latency - the time a computer system needs from an input event until output is displayed - directly influences task difficulty and user experience.It is therefore an important topic in HCI research. Different human-computer inte…
View article: Absence of evidence or methodological issues? Commentary on “Stay-at-home policy is a case of exception fallacy: an internet-based ecological study”
Absence of evidence or methodological issues? Commentary on “Stay-at-home policy is a case of exception fallacy: an internet-based ecological study” Open
We read with interest the paper written by Savaris et al. entitled “Stay-at-home policy is a case of exception fallacy: an internet-based ecological study”. We believe that the topic of whether non-pharmaceutical interventions (NPIs) have …
View article: Dothraki: Tracking Tangibles Atop Tabletops Through De-Bruijn Tori
Dothraki: Tracking Tangibles Atop Tabletops Through De-Bruijn Tori Open
Tangibles are small, graspable objects that act as input devices or physical representations of digital data. Oftentimes, it is desirable to track the position of tangibles on a surface and their relation to each other. However, outside-in…
View article: Sketching with Hardware: A course for teaching Interactive Hardware Prototyping to Computer Science Students
Sketching with Hardware: A course for teaching Interactive Hardware Prototyping to Computer Science Students Open
Sketching with Hardware is an undergraduate university course with the goal to teach students how to build prototypes for tangible user interfaces. Goals of this course are to create awareness for tangible interaction among students and pr…
View article: Files as directories: some thoughts on accessing structured data within files
Files as directories: some thoughts on accessing structured data within files Open
This paper explores the concept of files as directories (FAD) as a unified interface to structured data within a file by representing such a file as (virtual) directory and the structured data as subdirectories and subfiles. Transparent co…
View article: mapio/GraphvizAnim: First public release with a DOI
mapio/GraphvizAnim: First public release with a DOI Open
A tool to create animated graph visualizations, based on graphviz.
View article: Some Thoughts on Ergonomic, Practical, and Economic Properties of Interactive Tabletops
Some Thoughts on Ergonomic, Practical, and Economic Properties of Interactive Tabletops Open
In order for interactive tabletops to become commercially and socially relevant, they would need to fulfill five requirements: allowing objects to be placed on them, affording to be used as an actual table, becoming affordable, being ergon…
View article: Grasp-sensitive surfaces
Grasp-sensitive surfaces Open
Grasping objects with our hands allows us to skillfully move and manipulate them. Hand-held tools further extend our capabilities by adapting precision, power, and shape of our hands to the task at hand. Some of these tools, such as mobile…