120 citations · 729 across the 28 of their papers we have counts for
28 papers
Anchorage: Visual Analysis of Satisfaction in Customer Service Videos via Anchor Events
Kam Kwai Wong, Xingbo Wang, Yong Wang +3
Delivering customer services through video communications has brought new opportunities to analyze customer satisfaction for quality management. However, due to the lack of reliabl…
VAID: Indexing View Designs in Visual Analytics System
Lu Ying, Aoyu Wu, Haotian Li +7
Visual analytics (VA) systems have been widely used in various application domains. However, VA systems are complex in design, which imposes a serious problem: although the academi…
DMiner: Dashboard Design Mining and Recommendation
Yanna Lin, Haotian Li, Aoyu Wu +2
Dashboards, which comprise multiple views on a single display, help analyze and communicate multiple perspectives of data simultaneously. However, creating effective and elegant da…
GestureLens: Visual Analysis of Gestures in Presentation Videos
Haipeng Zeng, Xingbo Wang, Yong Wang +3
Appropriate gestures can enhance message delivery and audience engagement in both daily communication and public presentations. In this paper, we contribute a visual analytic appro…
ComputableViz: Mathematical Operators as a Formalism for Visualization Processing and Analysis
Aoyu Wu, Wai Tong, Haotian Li +3
Data visualizations are created and shared on the web at an unprecedented speed, raising new needs and questions for processing and analyzing visualizations after they have been ge…
Structure-aware Visualization Retrieval
Haotian Li, Yong Wang, Aoyu Wu +2
With the wide usage of data visualizations, a huge number of Scalable Vector Graphic (SVG)-based visualizations have been created and shared online. Accordingly, there has been an…
Beyond Interestingness: Semantic and Context-Aware Natural Language Query Recommendations for Visual Data Analysis
Xingbo Wang, Siyuan Li, Furui Cheng +5
Recent advances in large language models (LLMs) have made natural language interfaces (NLIs) widely accessible for data exploration, yet analysts who have a broad analytical object…
NumGPT: Improving Numeracy Ability of Generative Pre-trained Models
Zhihua Jin, Xin Jiang, Xingbo Wang +4
Existing generative pre-trained language models (e.g., GPT) focus on modeling the language structure and semantics of general texts. However, those models do not consider the numer…
DeHumor: Visual Analytics for Decomposing Humor
Xingbo Wang, Yao Ming, Tongshuang Wu +3
Despite being a critical communication skill, grasping humor is challenging -- a successful use of humor requires a mixture of both engaging content build-up and an appropriate voc…
KG4Vis: A Knowledge Graph-Based Approach for Visualization Recommendation
Haotian Li, Yong Wang, Songheng Zhang +2
Visualization recommendation or automatic visualization generation can significantly lower the barriers for general users to rapidly create effective data visualizations, especiall…
iQUANT: Interactive Quantitative Investment Using Sparse Regression Factors
Xuanwu Yue, Qiao Gu, Deyun Wang +2
The model-based investing using financial factors is evolving as a principal method for quantitative investment. The main challenge lies in the selection of effective factors towar…
A Visual Analytics Approach to Facilitate the Proctoring of Online Exams
Haotian Li, Min Xu, Yong Wang +2
Online exams have become widely used to evaluate students' performance in mastering knowledge in recent years, especially during the pandemic of COVID-19. However, it is challengin…
A Survey on ML4VIS: Applying Machine Learning Advances to Data Visualization
Qianwen Wang, Zhutian Chen, Yong Wang +1
Inspired by the great success of machine learning (ML), researchers have applied ML techniques to visualizations to achieve a better design, development, and evaluation of visualiz…
GNNLens: A Visual Analytics Approach for Prediction Error Diagnosis of Graph Neural Networks
Zhihua Jin, Yong Wang, Qianwen Wang +3
Graph Neural Networks (GNNs) aim to extend deep learning techniques to graph data and have achieved significant progress in graph analysis tasks (e.g., node classification) in rece…
QLens: Visual Analytics of Multi-step Problem-solving Behaviors for Improving Question Design
Meng Xia, Reshika Palaniyappan Velumani, Yong Wang +2
With the rapid development of online education in recent years, there has been an increasing number of learning platforms that provide students with multi-step questions to cultiva…
TaxThemis: Interactive Mining and Exploration of Suspicious Tax Evasion Group
Yating Lin, Kamkwai Wong, Yong Wang +4
Tax evasion is a serious economic problem for many countries, as it can undermine the government' s tax system and lead to an unfair business competition environment. Recent resear…
TradAO: A Visual Analytics System for Trading Algorithm Optimization
Ka Wing Tsang, Haotian Li, Fuk Ming Lam +3
With the wide applications of algorithmic trading, it has become critical for traders to build a winning trading algorithm to beat the market. However, due to the lack of efficient…
Peer-inspired Student Performance Prediction in Interactive Online Question Pools with Graph Neural Network
Haotian Li, Huan Wei, Yong Wang +2
Student performance prediction is critical to online education. It can benefit many downstream tasks on online learning platforms, such as estimating dropout rates, facilitating st…
Visual Analysis of Discrimination in Machine Learning
Qianwen Wang, Zhenhua Xu, Zhutian Chen +3
The growing use of automated decision-making in critical applications, such as crime prediction and college admission, has raised questions about fairness in machine learning. How…
DFSeer: A Visual Analytics Approach to Facilitate Model Selection for Demand Forecasting
Dong Sun, Zezheng Feng, Yuanzhe Chen +5
Selecting an appropriate model to forecast product demand is critical to the manufacturing industry. However, due to the data complexity, market uncertainty and users' demanding re…
RankBooster: Visual Analysis of Ranking Predictions
Abishek Puri, Bon Kyung Ku, Yong Wang +1
Ranking is a natural and ubiquitous way to facilitate decision-making in various applications. However, different rankings are often used for the same set of entities, with each ra…
VoiceCoach: Interactive Evidence-based Training for Voice Modulation Skills in Public Speaking
Xingbo Wang, Haipeng Zeng, Yong Wang +4
The modulation of voice properties, such as pitch, volume, and speed, is crucial for delivering a successful public speech. However, it is challenging to master different voice mod…
Predicting Student Performance in Interactive Online Question Pools Using Mouse Interaction Features
Huan Wei, Haotian Li, Meng Xia +2
Modeling student learning and further predicting the performance is a well-established task in online learning and is crucial to personalized education by recommending different le…
Visual Analytics of Student Learning Behaviors on K-12 Mathematics E-learning Platforms
Meng Xia, Huan Wei, Min Xu +4
With increasing popularity in online learning, a surge of E-learning platforms have emerged to facilitate education opportunities for k-12 (from kindergarten to 12th grade) student…