35 citations · 186 across the 23 of their papers we have counts for
23 papers
RoleSeer: Understanding Informal Social Role Changes in MMORPGs via Visual Analytics
Laixin Xie, Ziming Wu, Peng Xu +3
Massively multiplayer online role-playing games create virtual communities that support heterogeneous "social roles" determined by gameplay interaction behaviors under a specific s…
Understanding Players' Interaction Patterns with Mobile Game App UI via Visualizations
Quan Li, Haipeng Zeng, Zhenhui Peng +1
Understanding how players interact with the mobile game app on smartphone devices is important for game experts to develop and refine their app products. Conventionally, the game e…
Human-Centered AI for Data Science: A Systematic Approach
Dakuo Wang, Xiaojuan Ma, April Yi Wang
Human-Centered AI (HCAI) refers to the research effort that aims to design and implement AI techniques to support various human tasks, while taking human needs into consideration a…
Know it to Defeat it: Exploring Health Rumor Characteristics and Debunking Efforts on Chinese Social Media during COVID-19 Crisis
Wenjie Yang, Sitong Wang, Zhenhui Peng +3
Health-related rumors spreading online during a public crisis may pose a serious threat to people's well-being. Existing crisis informatics research lacks in-depth insights into th…
Inspecting the Process of Bank Credit Rating via Visual Analytics
Qiangqiang Liu, Quan Li, Zhihua Zhu +2
Bank credit rating classifies banks into different levels based on publicly disclosed and internal information, serving as an important input in financial risk management. However,…
Student Barriers to Active Learning in Synchronous Online Classes: Characterization, Reflections, and Suggestions
Reza Hadi Mogavi, Yankun Zhao, Ehsan Ul Haq +2
As more and more face-to-face classes move to online environments, it becomes increasingly important to explore any emerging barriers to students' learning. This work focuses on ch…
CASS: Towards Building a Social-Support Chatbot for Online Health Community
Liuping Wang, Dakuo Wang, Feng Tian +7
Chatbots systems, despite their popularity in today's HCI and CSCW research, fall short for one of the two reasons: 1) many of the systems use a rule-based dialog flow, thus they c…
Characterizing Student Engagement Moods for Dropout Prediction in Question Pool Websites
Reza Hadi Mogavi, Xiaojuan Ma, Pan Hui
Problem-Based Learning (PBL) is a popular approach to instruction that supports students to get hands-on training by solving problems. Question Pool websites (QPs) such as LeetCode…
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…
A Visual Analytics Approach to Scheduling Customized Shuttle Buses via Perceiving Passengers' Travel Demands
Qiangqiang Liu, Quan Li, Chunfeng Tang +3
Shuttle buses have been a popular means to move commuters sharing similar origins and destinations during periods of high travel demand. However, planning and deploying reasonable,…
Friend Network as Gatekeeper: A Study of WeChat Users' Consumption of Friend-Curated Contents
Quan Li, Zhenhui Peng, Haipeng Zeng +5
Social media enables users to publish, disseminate, and access information easily. The downside is that it has fewer gatekeepers of what content is allowed to enter public circulat…
Investigating the Effects of Robot Engagement Communication on Learning from Demonstration
Mingfei Sun, Zhenhui Peng, Meng Xia +1
Robot Learning from Demonstration (RLfD) is a technique for robots to derive policies from instructors' examples. Although the reciprocal effects of student engagement on teacher b…
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…
Jo: The Smart Journal
Vivian Li, Alon Halevy, Adi Zief-Balteriski Ph. D +9
We introduce Jo, a mobile application that attempts to improve user's well-being. Jo is a journaling application--users log their important moments via short texts and optionally a…
Adversarial Imitation Learning from Incomplete Demonstrations
Mingfei Sun, Xiaojuan Ma
Imitation learning targets deriving a mapping from states to actions, a.k.a. policy, from expert demonstrations. Existing methods for imitation learning typically require any actio…
Estimating Emotional Intensity from Body Poses for Human-Robot Interaction
Mingfei Sun, Yiqing Mou, Hongwen Xie +3
Equipping social and service robots with the ability to perceive human emotional intensities during an interaction is in increasing demand. Most of existing work focuses on determi…
Manifest the Invisible: Design for Situational Awareness of Physical Environments in Virtual Reality
Zhenyi He, Fengyuan Zhu, Ken Perlin +1
Virtual Reality (VR) provides immersive experiences in the virtual world, but it may reduce users' awareness of physical surroundings and cause safety concerns and psychological di…
EmbeddingVis: A Visual Analytics Approach to Comparative Network Embedding Inspection
Quan Li, Kristanto Sean Njotoprawiro, Hammad Haleem +3
Constructing latent vector representation for nodes in a network through embedding models has shown its practicality in many graph analysis applications, such as node classificatio…
WeSeer: Visual Analysis for Better Information Cascade Prediction of WeChat Articles
Quan Li, Ziming Wu, Lingling Yi +3
Social media, such as Facebook and WeChat, empowers millions of users to create, consume, and disseminate online information on an unprecedented scale. The abundant information on…
Coloring with Words: Guiding Image Colorization Through Text-based Palette Generation
Hyojin Bahng, Seungjoo Yoo, Wonwoong Cho +4
This paper proposes a novel approach to generate multiple color palettes that reflect the semantics of input text and then colorize a given grayscale image according to the generat…
Cross-City Transfer Learning for Deep Spatio-Temporal Prediction
Leye Wang, Xu Geng, Xiaojuan Ma +2
Spatio-temporal prediction is a key type of tasks in urban computing, e.g., traffic flow and air quality. Adequate data is usually a prerequisite, especially when deep learning is…
Geographic Differential Privacy for Mobile Crowd Coverage Maximization
Leye Wang, Gehua Qin, Dingqi Yang +2
For real-world mobile applications such as location-based advertising and spatial crowdsourcing, a key to success is targeting mobile users that can maximally cover certain locatio…
Ridesourcing Car Detection by Transfer Learning
Leye Wang, Xu Geng, Jintao Ke +4
Ridesourcing platforms like Uber and Didi are getting more and more popular around the world. However, unauthorized ridesourcing activities taking advantages of the sharing economy…