81 citations · 222 across the 20 of their papers we have counts for
21 papers
Semantic Action Graph: A Shared Representation for Agent Grounding and Human Interpretation of Sports Highlights
Tica Lin, Deepak Chandran, Gauri Jagatap +4
Generative agents are increasingly used to select and narrate video highlights, but they typically operate over unstructured or frame-level representations. Their output is consequ…
Who's That Player?: Externalizing Query Interpretation in Spoken XR Sports Interaction
Chunggi Lee, Tica Lin, Yalong Yang +1
XR sports viewing enables spectators to follow play from immersive, spatially anchored perspectives while accessing contextual analytics directly within the scene. In such settings…
ViSTAR: Virtual Skill Training with Augmented Reality with 3D Avatars and LLM coaching agent
Chunggi Lee, Hayato Saiki, Tica Lin +4
We present ViSTAR, a Virtual Skill Training system in AR that supports self-guided basketball skill practice, with feedback on balance, posture, and timing. From a formative study…
BRIDGE: Borderless Reconfiguration for Inclusive and Diverse Gameplay Experience via Embodiment Transformation
Hayato Saiki, Chunggi Lee, Hikari Takahashi +6
Training resources for parasports are limited, reducing opportunities for athletes and coaches to engage with sport-specific movements and tactical coordination. To address this ga…
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…
CompanionCast: Toward Social Collaboration with Multi-Agent Systems in Shared Experiences
Yiyang Wang, Chen Chen, Tica Lin +4
Shared experiences are fundamental to social connection, yet media consumption is increasingly solitary. While AI companions offer real-time reactions and emotional regulation, exi…
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…
AtomXR: Streamlined XR Prototyping with Natural Language and Immersive Physical Interaction
Alice Cai, Caine Ardayfio, AnhPhu Nguyen +2
As technological advancements in extended reality (XR) amplify the demand for more XR content, traditional development processes face several challenges: 1) a steep learning curve…
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…
XR Input Error Mediation for Hand-Based Input: Task and Context Influences a User's Preference
Tica Lin, Ben Lafreniere, Yan Xu +3
Many XR devices use bare-hand gestures to reduce the need for handheld controllers. Such gestures, however, lead to false positive and false negative recognition errors, which detr…
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…
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…
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…
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…
Labeling Out-of-View Objects in Immersive Analytics to Support Situated Visual Searching
Tica Lin, Yalong Yang, Johanna Beyer +1
Augmented Reality (AR) embeds digital information into objects of the physical world. Data can be shown in-situ, thereby enabling real-time visual comparisons and object search in…
Towards an Understanding of Situated AR Visualization for Basketball Free-Throw Training
Tica Lin, Rishi Singh, Yalong Yang +4
We present an observational study to compare co-located and situated real-time visualizations in basketball free-throw training. Our goal is to understand the advantages and concer…
SportsXR -- Immersive Analytics in Sports
Tica Lin, Yalong Yang, Johanna Beyer +1
We present our initial investigation of key challenges and potentials of immersive analytics (IA) in sports, which we call SportsXR. Sports are usually highly dynamic and collabora…