Tim Zindulka

schoolUniversity of Bayreuthbar_chart#2105 Global Rank

Total Papers

HCI Rank

#2105

Research Areas

Years Active

Recent Publications

The AI Memory Gap: Users Misremember What They Created With AI or Without

As large language models (LLMs) become embedded in interactive text generation, disclosure of AI as a source depends on people remembering which ideas or texts came from themselves and which were created with AI. We investigate how accurately people remember the source of content when using AI. In a pre-registered ex…

CHI '251st AuthorHand Gesture Recognition +1

Exploring Mobile Touch Interaction with Large Language Models

Interacting with Large Language Models (LLMs) for text editing on mobile devices currently requires users to break out of their writing environment and switch to a conversational AI interface. In this paper, we propose to control the LLM via touch gestures performed directly on the text. We first chart a design space…

CHI '251st AuthorVoice User Interface (VUI) Design +1

Content-Driven Local Response: Supporting Sentence-Level and Message-Level Mobile Email Replies With and Without AI

Mobile emailing demands efficiency in diverse situations, which motivates the use of AI. However, generated text does not always reflect how people want to respond. This challenges users with AI involvement tradeoffs not yet considered in email UIs. We address this with a new UI concept called Content-Driven Local Res…

CHI '242nd AuthorGenerative AI (Text, Image, Music, Video) +1

Writer-Defined AI Personas for On-Demand Feedback Generation

Compelling writing is tailored to its audience. This is challenging, as writers may struggle to empathize with readers, get feedback in time, or gain access to the target group. We propose a concept that generates on-demand feedback, based on writer-defined AI personas of any target audience. We explore this concept w…

CHI '201st AuthorFull-Body Interaction & Embodied Input +1

Performance and Experience of Throwing in Virtual Reality

Throwing is a fundamental movement in many sports and games. Given this, accurate throwing in VR applications today is surprisingly difficult. In this paper we explore the nature of the difficulties of throwing in VR in more detail. We present the results of a user study comparing throwing in VR and in the physical wo…

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