Liqi Cheng

schoolZhejiang Universitybar_chart#2546 Global Rank

Total Papers

HCI Rank

#2546

Research Areas

Years Active

Recent Publications

Making Multimodal LLMs Reliable Chart Data Extractors: A Benchmark and Training Framework

Chart data extraction, which reverse-engineers data tables from chart images, is essential for reproducibility, analysis, retrieval, and redesign. Existing interactive tools are reliable but tedious, and mixed-initiative systems, while more efficient, lack generalizability. Recent multimodal large language models (MLL…

UIST '255th+ AuthorFull-Body Interaction & Embodied Input +1

From Sports Videos to Immersive Training: Augmenting Human Motion to Enrich Basketball Training Experience

Video plays a crucial role in sports training, enabling participants to analyze their movements and identify opponents' weaknesses. Despite the easy access to sports videos, the rich motion data within them remains underutilized due to the lack of clear performance indicators and discrepancies from real-game conditio…

UIST '251st AuthorFull-Body Interaction & Embodied Input +1

VisMimic: Integrating Motion Chain in Feedback Video Generation for Motor Coaching

Augmented video is a common medium for remote sports coaching, facilitating communication between trainees and coaches. Existing video augmentation techniques struggle to simultaneously convey both the overall motion dynamics and static key poses. This limitation hinders feedback comprehension in motor learning, makin…

CHI '253rd AuthorInteractive Data Visualization +1

ProTAL: A Drag-and-Link Video Programming Framework for Temporal Action Localization

Temporal Action Localization (TAL) aims to detect the start and end timestamps of actions in a video. However, the training of TAL models requires a substantial amount of manually annotated data. Data programming is an efficient method to create training labels with a series of human-defined labeling functions. Howeve…

UIST '241st AuthorFull-Body Interaction & Embodied Input +2

VisCourt: In-Situ Guidance for Interactive Tactic Training in Mixed Reality

In team sports like basketball, understanding and executing tactics---coordinated plans of movements among players---are crucial yet complex, requiring extensive practice. These tactics require players to develop a keen sense of spatial and situational awareness. Traditional coaching methods, which mainly rely on bask…

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