36 citations · 146 across the 22 of their papers we have counts for
22 papers
RaivenTracks: Branching Provenance for Conversational Visualization Workflows
Ella Hugie, Alexandra Irger, Grace Guo +4
As AI agents increasingly participate in scientific workflows, scientists are shifting from direct authorship toward oversight, inspection, and steering. LLM-driven visualization s…
When Visuals Aren't the Problem: Evaluating Vision-Language Models on Misleading Data Visualizations
Harsh Nishant Lalai, Raj Sanjay Shah, Hanspeter Pfister +2
Visualizations help communicate data insights, but deceptive data representations can distort their interpretation and propagate misinformation. While recent Vision Language Models…
Raiven: LLM-Based Visualization Authoring via Domain-Specific Language Mediation
Alexandra Irger, Ella Hugie, Minghao Guo +5
Visualization is central to scientific discovery, yet authoring tools remain split between information and scientific visualization, and expertise in one rarely transfers to the ot…
VAIR: Visual Analytics for Injury Risk Exploration in Sports
Chunggi Lee, Ut Gong, Tica Lin +4
Injury prevention in sports requires understanding how bio-mechanical risks emerge from movement patterns captured in real-world scenarios. However, identifying and interpreting in…
Vitessce Link: A Mixed Reality and 2D Display Hybrid Approach for Visual Analysis of 3D Tissue Maps
Eric Mörth, Morgan L. Turner, Cydney Nielsen +14
Advances in spatial omics and high-resolution imaging enable the creation of three-dimensional (3D) tissue maps that capture cellular organization and interactions in situ. While t…
SportsBuddy: Designing and Evaluating an AI-Powered Sports Video Storytelling Tool Through Real-World Deployment
Tica Lin, Ruxun Xiang, Gardenia Liu +5
Video storytelling is essential for sports performance analysis and fan engagement, enabling sports professionals and fans to effectively communicate and interpret the spatial and…
PanoCoach: Enhancing Tactical Coaching and Communication in Soccer with Mixed-Reality Telepresence
Andrew Kang, Hanspeter Pfister, Tica Lin
Soccer, as a dynamic team sport, requires seamless coordination and integration of tactical strategies across all players. Adapting to new tactical systems is a critical but often…
Sportify: Question Answering with Embedded Visualizations and Personified Narratives for Sports Video
Chunggi Lee, Tica Lin, Hanspeter Pfister +1
As basketball's popularity surges, fans often find themselves confused and overwhelmed by the rapid game pace and complexity. Basketball tactics, involving a complex series of acti…
GenLens: A Systematic Evaluation of Visual GenAI Model Outputs
Tica Lin, Hanspeter Pfister, Jui-Hsien Wang
The rapid development of generative AI (GenAI) models in computer vision necessitates effective evaluation methods to ensure their quality and fairness. Existing tools primarily fo…
Vistrust: a Multidimensional Framework and Empirical Study of Trust in Data Visualizations
Hamza Elhamdadi, Adam Stefkovics, Johanna Beyer +3
Trust is an essential aspect of data visualization, as it plays a crucial role in the interpretation and decision-making processes of users. While research in social sciences outli…
This is the Table I Want! Interactive Data Transformation on Desktop and in Virtual Reality
Sungwon In, Tica Lin, Chris North +2
Data transformation is an essential step in data science. While experts primarily use programming to transform their data, there is an increasing need to support non-programmers wi…
Residency Octree: A Hybrid Approach for Scalable Web-Based Multi-Volume Rendering
Lukas Herzberger, Markus Hadwiger, Robert Krüger +4
We present a hybrid multi-volume rendering approach based on a novel Residency Octree that combines the advantages of out-of-core volume rendering using page tables with those of s…
VIRD: Immersive Match Video Analysis for High-Performance Badminton Coaching
Tica Lin, Alexandre Aouididi, Zhutian Chen +3
Badminton is a fast-paced sport that requires a strategic combination of spatial, temporal, and technical tactics. To gain a competitive edge at high-level competitions, badminton…
Quantifying the Impact of XR Visual Guidance on User Performance Using a Large-Scale Virtual Assembly Experiment
Leon Pietschmann, Paul-David Zuercher, Erik Bubík +3
The combination of Visual Guidance and Extended Reality (XR) technology holds the potential to greatly improve the performance of human workforces in numerous areas, particularly i…
RL-LABEL: A Deep Reinforcement Learning Approach Intended for AR Label Placement in Dynamic Scenarios
Chen Zhu-Tian, Daniele Chiappalupi, Tica Lin +3
Labels are widely used in augmented reality (AR) to display digital information. Ensuring the readability of AR labels requires placing them occlusion-free while keeping visual lin…
Beyond Generating Code: Evaluating GPT on a Data Visualization Course
Chen Zhu-Tian, Chenyang Zhang, Qianwen Wang +5
This paper presents an empirical evaluation of the performance of the Generative Pre-trained Transformer (GPT) model in Harvard's CS171 data visualization course. While previous st…
iBall: Augmenting Basketball Videos with Gaze-moderated Embedded Visualizations
Chen Zhu-Tian, Qisen Yang, Jiarui Shan +4
We present iBall, a basketball video-watching system that leverages gaze-moderated embedded visualizations to facilitate game understanding and engagement of casual fans. Video bro…
Is Embodied Interaction Beneficial? A Study on Navigating Network Visualizations
Helen H. Huang, Hanspeter Pfister, Yalong Yang
Network visualizations are commonly used to analyze relationships in various contexts. To efficiently explore a network visualization, the user needs to quickly navigate to differe…
The Ball is in Our Court: Conducting Visualization Research with Sports Experts
Tica Lin, Zhutian Chen, Johanna Beyer +3
Most sports visualizations rely on a combination of spatial, highly temporal, and user-centric data, making sports a challenging target for visualization. Emerging technologies, su…
The Quest for Omnioculars: Embedded Visualization for Augmenting Basketball Game Viewing Experiences
Tica Lin, Zhutian Chen, Yalong Yang +3
Sports game data is becoming increasingly complex, often consisting of multivariate data such as player performance stats, historical team records, and athletes' positional trackin…
The Pattern is in the Details: An Evaluation of Interaction Techniques for Locating, Searching, and Contextualizing Details in Multivariate Matrix Visualizations
Yalong Yang, Wenyu Xia, Fritz Lekschas +3
Matrix visualizations are widely used to display large-scale network, tabular, set, or sequential data. They typically only encode a single value per cell, e.g., through color. How…
Visualization Design Sprints for Online and On-Campus Courses
Johanna Beyer, Yalong Yang, Hanspeter Pfister
We present how to integrate Design Sprints and project-based learning into introductory visualization courses. A design sprint is a unique process based on rapid prototyping and us…