Wei Chen

Visualization

Visual Analytics

Biomedical Image Computing

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Differentiable Design Galleries: A Differentiable Approach to Explore the Design Space of Transfer Functions

IEEE VIS | Proceedings of the IEEE VIS: Visualization & Visual Analytics

The transfer function is crucial for direct volume rendering (DVR) to create an informative visual representation of volumetric data. …

Bo Pan , Jiaying Lu , Haoxuan Li , Weifeng Chen , Yiyao Wang , Minfeng Zhu , Chenhao Yu , Wei Chen

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PromptMagician: Interactive Prompt Engineering for Text-to-Image Creation

IEEE VIS | Proceedings of the IEEE VIS: Visualization & Visual Analytics

Generative text-to-image models have gained great popularity among the public for their powerful capability to generate high-quality …

Yingchaojie Feng , Xingbo Wang , Kam Kwai Wong , Sijia Wang , Yuhong Lu , Minfeng Zhu , Baicheng Wang , Wei Chen

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Quantivine: A Visualization Approach for Large-scale Quantum Circuit Representation and Analysis

IEEE VIS | Proceedings of the IEEE VIS: Visualization & Visual Analytics

Quantum computing is a rapidly evolving field that enables exponential speed-up over classical algorithms. At the heart of this …

Zhen Wen , Yihan Liu , Siwei Tan , Jieyi Chen , Minfeng Zhu , Dongming Han , Jianwei Yin , Mingliang Xu , Wei Chen

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Federated Visualization: A Privacy-preserving Strategy for Aggregated Visual Query

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

We present a novel privacy preservation strategy for aggregated visual query of decentralized data. The key idea is to imitate the …

Wei Chen , Yating Wei , Zhiyong Wang , Shuyue Zhou , Bingru Lin , Zhiguang Zhou

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FraudAuditor: A Visual Analytics Approach for Collusive Fraud in Health Insurance

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Collusive fraud, in which multiple fraudsters collude to defraud health insurance funds, threatens the operation of the healthcare …

Jiehui Zhou , Xumeng Wang , Jie Wang , Hui Ye , Huanliang Wang , Zihan Zhou , Dongming Han , Haochao Ying , Jian Wu , Wei Chen

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Visual Diagnostics of Parallel Performance in Training Large-Scale DNN Models

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Diagnosing the cluster-based performance of large-scale deep neural network (DNN) models during training is essential for improving …

Yating Wei , Zhiyong Wang , Zhongwei Wang , Yong Dai , Gongchang Ou , Han Gao , Haitao Yang , Yue Wang , Caleb Chen Cao , Luoxuan Weng , Jiaying Lu , Rongchen Zhu , Wei Chen

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XNLI: Explaining and Diagnosing NLI-based Visual Data Analysis

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Natural language interfaces (NLIs) enable users to flexibly specify analytical intentions in data visualization. However, diagnosing …

Yingchaojie Feng , Xingbo Wang , Bo Pan , Kam Kwai Wong , Yi Ren , Shi Liu , Zihan Yan , Yuxin Ma , Huamin Qu , Wei Chen

DOI

CohortVA: A Visual Analytic System for Interactive Exploration of Cohorts based on Historical Data

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

In history research, cohort analysis seeks to identify social structures and figure mobilities by studying the group-based behavior of …

Wei Zhang , Jason K. Wong , Xumeng Wang , Youcheng Gong , Rongchen Zhu , Kai Liu , Zihan Yan , Siwei Tan , Huamin Qu , Siming Chen , Wei Chen

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DPVisCreator: Incorporating Pattern Constraints to Privacy-preserving Visualizations via Differential Privacy

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Data privacy is an essential issue in publishing data visualizations. However, it is challenging to represent multiple data patterns in …

Jiehui Zhou , Xumeng Wang , Jason K. Wong , Huanliang Wang , Zhongwei Wang , Xiaoyu Yang , Xiaoran Yan , Haozhe Feng , Huamin Qu , Haochao Ying , Wei Chen

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Effects of View Layout on Situated Analytics for Multiple-View Representations in Immersive Visualization

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Multiple-view (MV) representations enabling multi-perspective exploration of large and complex data are often employed on 2D displays. …

Zhen Wen , Wei Zeng , Luoxuan Weng , Yihan Liu , Mingliang Xu , Wei Chen

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HetVis: A Visual Analysis Approach for Identifying Data Heterogeneity in Horizontal Federated Learning

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Horizontal federated learning (HFL) enables distributed clients to train a shared model and keep their data privacy. In training …

Xumeng Wang , Wei Chen , Jiazhi Xia , Zhen Wen , Rongchen Zhu , Tobias Schreck

DOI

Towards Efficient Visual Simplification of Computational Graphs in Deep Neural Networks

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

A computational graph in a deep neural network (DNN) denotes a specific data flow diagram (DFD) composed of many tensors and operators. …

Rusheng Pan , Zhiyong Wang , Yating Wei , Han Gao , Gongchang Ou , Caleb Chen Cao , Jingli Xu , Tong Xu , Wei Chen

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Feature-Proxy Transformer for Few-Shot Segmentation

NeurIPS | Proceedings of the Advances in Neural Information Processing Systems

Few-shot segmentation~(FSS) aims at performing semantic segmentation on novel classes given a few annotated support samples. With a …

Jianwei Zhang , Yifan Sun , Yi Yang , Wei Chen

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Multivariate Time-Series Forecasting with Temporal Polynomial Graph Neural Networks

NeurIPS | Proceedings of the Advances in Neural Information Processing Systems

Modeling multivariate time series (MTS) is critical in modern intelligent systems. The accurate forecast of MTS data is still …

Yijing Liu , Qinxian Liu , Jianwei Zhang , Haozhe Feng , Zhongwei Wang , Zihan Zhou , Wei Chen

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Umbra: A Visual Analysis Approach for Defense Construction Against Inference Attacks on Sensitive Information

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Collecting and analyzing anonymous personal information is required as a part of data analysis processes, such as medical diagnosis and …

Xumeng Wang , Chris Bryan , Yiran Li , Rusheng Pan , Yanling Liu , Wei Chen , Kwan-Liu Ma

DOI

Visual Reasoning for Uncertainty in Spatio-temporal Events of Historical Figures

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

The development of digitized humanity information provides a new perspective on data-oriented studies of history. Many previous studies …

Wei Zhang , Siwei Tan , Siming Chen , Linhao Meng , Tianye Zhang , Rongchen Zhu , Wei Chen

DOI

ChartNavigator: An Interactive Pattern Identification and Annotation Framework for Charts

IEEE TKDE | IEEE Transactions on Knowledge and Data Engineering

Patterns in charts refer to interesting visual features or forms. Identifying patterns not only helps analysts understand the …

Tianye Zhang , Haozhe Feng , Wei Chen , Zexian Chen , Wenting Zheng , Xiaonan Luo , Wenqi Huang , Anthony Tung

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SHOT-VAE: Semi-supervised Deep Generative Models With Label-aware ELBO Approximations

AAAI | Proceedings of the AAAI Conference on Artificial Intelligence

Semi-supervised variational autoencoders (VAEs) have obtained strong results, but have also encountered the challenge that good ELBO …

Haozhe Feng , Kezhi Kong , Minghao Chen , Tianye Zhang , Minfeng Zhu , Wei Chen

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KD3A: Unsupervised Multi-Source Decentralized Domain Adaptation via Knowledge Distillation

ICML | Proceedings of the Thirty-eighth International Conference on Machine Learning

Conventional unsupervised multi-source domain adaptation (UMDA) methods assume all source domains can be accessed directly. This …

Haozhe Feng , Zhaoyang You , Minghao Chen , Tianye Zhang , Minfeng Zhu , Fei Wu , Chao Wu , Wei Chen

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ConceptExplorer: Visual Analysis of Concept Drifts in Multi-source Time-series Data

IEEE VAST | IEEE Conference on Visual Analytics Science and Technology

Time-series data is widely studied in various scenarios, like weather forecast, stock market, customer behavior analysis. To …

Xumeng Wang , Wei Chen , Jiazhi Xia , Zexian Chen , Dongshi Xu , Xiangyang Wu , Mingliang Xu , Tobias Schreck

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DRGraph: An Efficient Graph Layout Algorithm for Large-scale Graphs by Dimensionality Reduction

TVCG | IEEE Transactions on Visualization and Computer Graphics

Efficient layout of large-scale graphs remains a challenging problem: the force-directed and dimensionality reduction-based methods …

Minfeng Zhu , Wei Chen , Yuanzhe Hu , Yuxuan Hou , Liangjun Liu , Kaiyuan Zhang

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Exemplar-based Layout Fine-tuning for Node-link Diagrams

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

We design and evaluate a novel layout fine-tuning technique for node-link diagrams that facilitates exemplar-based adjustment of a …

Jiacheng Pan , Wei Chen , Xiaodong Zhao , Shuyue Zhou , Wei Zeng , Minfeng Zhu , Jian Chen , Siwei Fu , Yingcai Wu

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LADV: Deep Learning Assisted Authoring of Dashboard Visualizations from Images and Sketches

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Dashboard visualizations are widely used in data-intensive applications such as business intelligence, operation monitoring, and urban …

Ruixian Ma , Honghui Mei , Huihua Guan , Wei Huang , Fan Zhang , Changye Xin , Wenzhuo Dai , Xiao Wen , Wei Chen

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EEMEFN: Low-Light Image Enhancement via Edge-Enhanced Multi-Exposure Fusion Network

AAAI | Proceedings of the 34th AAAI Conference on Artificial Intelligence

This work focuses on the extremely low-light image enhance-ment, which aims to improve image brightness and revealhidden information in …

Minfeng Zhu , Pingbo Pan , Wei Chen , Yi Yang

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RSATree: Distribution-AwareData Representation of Large-Scale Tabular Datasets for Flexible Visual Query

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Analysts commonly investigate the data distributions derived from statistical aggregations of data that are represented by charts, such …

Honghui Mei , Wei Chen , Yating Wei , Yuanzhe Hu , Shuyue Zhou , Bingru Lin , Ying Zhao , Jiazhi Xia

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A Natural-language-based Visual Query Approach of Uncertain Human Trajectories

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Visual querying is essential for interactively exploring massive trajectory data. However, the data uncertainty imposes profound …

Zhaosong Huang , Ye Zhao , Wei Chen , Shengjie Gao , Kejie Yu , Weixia Xu , Mingjie Tang , Minfeng Zhu , Mingliang Xu

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Evaluating Perceptual Bias During Geometric Scaling of Scatterplots

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Scatterplots are frequently scaled to fit display areas in multi-view and multi-device data analysis environments. A common method used …

Yating Wei , Honghui Mei , Ying Zhao , Shuyue Zhou , Bingru Lin , Haojing Jiang , Wei Chen

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Visual Analytics for Electromagnetic Situation Awareness in Radio Monitoring and Management

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Traditional radio monitoring and management largely depend on radio spectrum data analysis, which requires considerable domain …

Ying Zhao , Xiaobo Luo , Xiaoru Lin , Hairong Wang , Xiaoyan Kui , Fangfang Zhou , Jinsong Wang , Yi Chen , Wei Chen

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DM-GAN: Dynamic Memory Generative Adversarial Networks for Text-to-Image Synthesis.

IEEE CVPR | IEEE/CVF Conference on Computer Vision and Pattern Recognition

In this paper, we focus on generating realistic images from text descriptions. Current methods first generate an initial image with …

Minfeng Zhu , Pingbo Pan , Wei Chen , Yi Yang

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location2vec: a situation-aware representation for visual exploration of urban locations

IEEE TITS | IEEE Transactions on Intelligent Transportation Systems

Understanding the relationship between urban locations is an essential task in urban planning and transportation management. Whereas …

Minfeng Zhu , Wei Chen , Jiazhi Xia , Yuxin Ma , Yankong Zhang , Yuetong Luo , Zhaosong Huang , Liangjun Liu

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Urban Structure Accessibility Modeling and Visualization for Joint Spatiotemporal Constraints.

IEEE TITS | IEEE Transactions on Intelligent Transportation Systems

In modern cities, service providers want to identify the regions that are hard to reach from multiple fire stations, a citizen wants to …

Farah Kamw , Shamal AL-Dohuki , Ye Zhao , Thomas Eynon , David Sheets , Jing Yang , Xinyue Ye , Wei Chen

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Exploring the Sensitivity of Choropleths under Attribute Uncertainty.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

The choropleth map is an essential tool for spatial data analysis. However, the underlying attribute values of a spatial unit greatly …

Zhaosong Huang , Yafeng Lu , Elizabeth Mack , Wei Chen , Ross Maciejewski

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Semantics-Space-Time Cube: A Conceptual Framework for Systematic Analysis of Texts in Space and Time.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

We propose an approach to analyzing data in which texts are associated with spatial and temporal references with the aim to understand …

Jie Li , Siming Chen , Wei Chen , Gennady Andrienko , Natalia Andrienko

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VAUD: A visual analysis approach for exploring spatio-temporal urban data.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Urban data is massive, heterogeneous, and spatio-temporal, posing a substantial challenge for visualization and analysis. In this …

Wei Chen , Zhaosong Huang , Feiran Wu , Minfeng Zhu , Huihua Guan , Ross Maciejewski

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A User Study on the Capability of Three Geo-Based Features in Analyzing and Locating Trajectories.

IEEE TITS | IEEE Transactions on Intelligent Transportation Systems

Visual analysis is widely applied to study human mobility due to the ability in integrating contextual information multiple data …

Xumeng Wang , Tianlong Gu , Xiwen Cai , Tianyi Lao , Wenlong Chen , Yingcai Wu , Jinhui Yu , Wei Chen

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ScatterNet: A Deep Subjective Similarity Model for Visual Analysis of Scatterplots.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Similarity measuring methods are widely adopted in a broad range of visualization applications. In this work, we address the challenge …

Yuxin Ma , Anthony K. H. Tung , Wei Wang , Xiang Gao , Zhigeng Pan , Wei Chen

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Cluster-based Visual Abstraction for Multivariate Scatterplots

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

The use of scatterplots is an important method for multivariate data visualization. The point distribution on the scatterplot, along …

Hongsen Liao , Yingcai Wu , Li Chen , Wei Chen

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Evaluating Multi-Dimensional Visualizations for Understanding Fuzzy Clusters.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Fuzzy clustering assigns a probability of membership for a datum to a cluster, which veritably reflects real-world clustering scenarios …

Ying Zhao , Feng Luo , Minghui Chen , Yingchao Wang , Jiazhi Xia , Fangfang Zhou , Yunhai Wang , Yi Chen , Wei Chen

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GraphProtector: A Visual Interface for Employing and Assessing Multiple Privacy Preserving Graph Algorithms.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Analyzing social networks reveals the relationships between individuals and groups in the data. However, such analysis can also lead to …

Xumeng Wang , Wei Chen , Jia-Kai Chou , Chris Bryan , Huihua Guan , Wenlong Chen , Rusheng Pan , Kwan-Liu Ma

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Visual Abstraction of Large Scale Geospatial Origin-Destination Movement Data.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

A variety of human movement datasets are represented in an Origin-Destination(OD) form, such as taxi trips, mobile phone locations, …

Zhiguang Zhou , Linhao Meng , Cheng Tang , Ying Zhao , Zhiyong Guo , Miaoxin Hu , Wei Chen

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ForVizor: Visualizing Spatio-Temporal Team Formations in Soccer.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Regarded as a high-level tactic in soccer, a team formation assigns players different tasks and indicates their active regions on the …

Yingcai Wu , Xiao Xie , Jiachen Wang , Dazhen Deng , Hongye Liang , Hui Zhang , Shoubin Cheng , Wei Chen

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Structure-Based Suggestive Exploration: New Approach for Effective Exploration of Large Networks

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

When analyzing a visualized network, users need to explore different sections of the network to gain insight. However, effective …

Wei Chen , Fangzhou Guo , Dongming Han , Jiacheng Pan , Xiaotao Nie , Jiazhi Xia , Xiaolong Zhang

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Structuring Mobility Transition With an Adaptive Graph Representation.

IEEE TCSS | IEEE Transactions on Computational Social Systems

Modeling human mobility is a critical task in fields such as urban planning, ecology, and epidemiology. Given the current use of mobile …

Tianlong Gu , Minfeng Zhu , Wei Chen , Zhaosong Huang , Ross Maciejewski , Liang Chang

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An Efficient Direct Volume Rendering Algorithm for Dichromats.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Color vision deficiency (CVD) affects a high percentage of the population worldwide. When seeing a volume visualization result, persons …

Weifeng Chen , Wei Chen , Hujun Bao

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ECharts: A Declarative Framework for Rapid Construction of Web-based Visualization.

Visual Informatics | Visual Informatics

While there have been a dozen of authoring systems and programming toolkits for visual design and development, users who do not have …

Deqing Li , Honghui Mei , Yi Shen , Shuang Su , Wenli Zhang , Junting Wang , Ming Zu , Wei Chen

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Efficient Volume Exploration Using the Gaussian Mixture Model.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

The multidimensional transfer function is a flexible and effective tool for exploring volume data. However, designing an appropriate …

Yunhai Wang , Wei Chen , Jian Zhang , Tingxing Dong , Guihua Shan , Xuebin Chi

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Image-Space Texture-Based Output-Coherent Surface Flow Visualization.

VIEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Image-space line integral convolution (LIC) is a popular scheme for visualizing surface vector fields due to its simplicity and high …

Jin Huang , Zherong Pan , Guoning Chen , Wei Chen , Hujun Bao

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Perception-Based Transparency Optimization for Direct Volume Rendering.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

The semi-transparent nature of direct volume rendered images is useful to depict layered structures in a volume. However, obtaining a …

Ming-Yuen Chan , Yingcai Wu , JWai-Ho Mak , Wei Chen , Huamin Qu

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RankExplorer: Visualization of Ranking Changes in Large Time Series Data.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

For many applications involving time series data, people are often interested in the changes of item values over time as well as their …

Conglei Shi , Weiwei Cui , Shixia Liu , Panpan Xu , Wei Chen , Huamin Qu

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Visual Exploration of Air Quality Data with A Time-Correlation Partitioning Tree Based on Information Theory.

ACM TiiS | ACM Transactions on Interactive Intelligent Systems

Discovering the correlations among variables of air quality data is challenging, because the correlation time series are long-lasting, …

Fangzhou Guo , Tianlong Gu , Wei Chen , Feiran Wu , Qi Wang , Lei Shi , Huamin Qu

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Relationlines: Visual Reasoning of Egocentric Relations from Heterogeneous Urban Data

ACM TIST | ACM Transactions on Intelligent Systems and Technology

The increased accessibility of urban sensor data and the popularity of social network applications is enabling the discovery of crowd …

Wei Chen , Jing Xia , Xumeng Wang , Yi Wang , Jun Chen , Tianlong Gu

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LDSScanner: Exploratory Analysis of Low-Dimensional Structures in High-Dimensional Datasets

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Many approaches for analyzing a high-dimensional dataset assume that the dataset contains specific structures, e.g., clusters in linear …

Jiazhi Xia , Fenjin Ye , Wei Chen , Yusi Wang , Weifeng Chen , Yuxin Ma , Anthony K.H. Tung

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A Utility-aware Visual Approach for Anonymizing Multi-attribute Tabular Data.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Sharing data for public usage requires sanitization to prevent sensitive information from leaking. Previous studies have presented …

Xumeng Wang , Jia-Kai Chou , Wei Chen , Huihua Guan , Wenlong Chen , Tianyi Lao Kwan-Liu Ma

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Adaptively Exploring Population Mobility Patterns in Flow Visualization

IEEE TITS | IEEE Transactions on Intelligent Transportation Systems

Thanks to the ubiquitous cell phone use, we have never been so close to uncover population mobility patterns in urban area. While some …

Fei Wang , Wei Chen , Ye Zhao , Tianyu Gu , Siyuan Gao , Hujun Bao

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Visual Analytics of Mobility and Transportation: State of the Art and Further Research Directions.

IEEE TITS | IEEE Transactions on Intelligent Transportation Systems

Many cities and countries are now striving to create intelligent transportation systems that utilize the current abundance of …

Gennady Andrienko , Natalia Andrienko , Wei Chen , Ross Maciejewski , Ye Zhao

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DimScanner: A Relation-based Visual Exploration Approach Towards Data Dimension Inspection.

IEEE VAST | 2016 IEEE Conference on Visual Analytics Science and Technology (VAST)

Exploring multi-dimensional datasets can be cumbersome if data analysts have little knowledge about the data. Various dimension …

Jing Xia , Wei Chen , Yumeng Hou , Xinxin Huang , Wanqi Hu , David S.Ebert

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Visualizing Rank Time Series of Wikipedia Top Viewed Pages.

IEEE CG&A | IEEE Computer Graphics and Applications

Visual clutter is a common challenge when visualizing large rank time series data. WikiTopReader, a reader of Wikipedia page rank, lets …

Jing Xia , Yumeng Hou , Victor Chen , Cheryl Qian , David S. Ebert , Wei Chen

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ViDX: Visual Diagnostics of Assembly Line Performance in Smart Factories

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Visual analytics plays a key role in the era of connected industry (or industry 4.0, industrial internet) as modern machines and …

Panpan Xu , Honghui Mei , Liu Ren , Wei Chen

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GameFlow: Narrative Visualization of NBA Basketball Games

IEEE TMM | IEEE Transactions on Multimedia

Although basketball games have received broad attention, the forms of game reports and webcast are purely content-based cross-media: …

Wei Chen , Tianyi Lao , Jing Xia , Xinxin Huang , Biao Zhu , Wanqi Hu , Huihua Guan

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SemanticTraj: A New Approach to Interacting with Massive Taxi Trajectories

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Massive taxi trajectory data is exploited for knowledge discovery in transportation and urban planning. Existing tools typically …

Shamal Al-Dohuki , Yingyu Wu , Farah Kamw , Jing Yang , Xin Li , Ye Zhao , Xinyue Ye , Wei Chen , Chao Ma , Fei Wang

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Visual Analysis of Cloud Computing Performance Using Behavioral Lines.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Cloud computing is an essential technology to Big Data analytics and services. A cloud computing system is often comprised of a large …

Chris Muelder , Biao Zhu , Wei Chen , Hongxin Zhang , Kwan-Liu Ma

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Big Data in Social Transportation.

IEEE TITS | IEEE Transactions on Intelligent Transportation Systems

Big data for social transportation brings us unprecedented opportunities for resolving transportation problems for which traditional …

Xinhu Zheng , Wei Chen , Pu Wang , Dayong Shen , Songhang Chen , Xiao Wang , Qingpeng Zhang , Liuqin Yang

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A Visual Voting Framework for Weather Forecast Calibration.

IEEE SciVis | IEEE Scientific Visualization Conference

Numerical weather predictions have been widely used for weather forecasting. Many large meteorological centers are producing highly …

Hongsen Liao , Li Chen , Yingcai Wu , Yunhai Wang , Huizhang , Wei Chen

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Uncertainty-Aware Multidimensional Ensemble Data Visualization and Exploration

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

This paper presents an efficient visualization and exploration approach for modeling and characterizing the relationships and …

Haidong Chen , Song Zhang , Wei Chen , Honghui Mei , Jiawei Zhang , Huamin Qu

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A Visual Reasoning Approach for Data-driven Transport Assessment on Urban Road.

IEEE VAST | IEEE Conference on Visual Analytics Science and Technology

Transport assessment plays a vital role in urban planning and traffic control, which are influenced by multi-faceted traffic factors …

Fei Wang , Wei Chen , Feiran Wu , Ye Zhao , Han Hong , Tianyu Gu , Long Wang , Ronghua Liang , Hujun Bao

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BoundarySeer: Visual Analysis of 2D Boundary Changes.

IEEE VAST | IEEE Conference on Visual Analytics Science and Technology

Boundary changes exist ubiquitously in our daily life. From the Antarctic ozone hole to the land desertification, and from the …

Wenchao Wu , Yixian Zheng , Huamin Qu , Wei Chen , Eduard Groeller , Lionei Ni

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Visual Abstraction and Exploration of Multi-class Scatterplots

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Scatterplots are widely used to visualize scatter dataset for exploring outliers, clusters, local trends, and correlations. Depicting …

Haidong Chen , Wei Chen , Honghui Mei , Zhiqi Liu , Kun Zhou , Weifeng Chen , Wentao Gu , Kwan-Liu Ma

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VAET: A Visual Analytics Approach for E-transactions Time-series.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Previous studies on E-transaction time-series have mainly focused on finding temporal trends of transaction behavior. Interesting …

Cong Xie , Wei Chen , Xinxin Hunag , Yueqi Hu , Scott Barlowe , Jing Yang

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Automatic Shader Simplification using Surface Signal Approximation.

ACM TOG | ACM Transactions on Graphics

In this paper, we present a new automatic shader simplification method using surface signal approximation. We regard the entire …

Rui Wang , Hujun Bao , Karla Bala , Xianjin Yang , Yazhen Yuan , Wei Chen

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Real-Time Shape Illustration Using Laplacian Lines

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

This paper presents a novel object-space line drawing algorithm that can depict shapes with view-dependent feature lines in real time. …

Long Zhang , Ying He , Jiazhi Xia , Xuexiang Xie , Wei Chen

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Structuring Feature Space: A Non-Parametric Method for Volumetric Transfer Function Generation.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

The use of multi-dimensional transfer functions for direct volume rendering has been shown to be an effective means of extracting …

Ross Maciejewski , Insoo Wu , Wei Chen , David S. Ebert

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A Novel Interface for Interactive Exploration of DTI Fibers.

IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics

Visual exploration is essential to the visualization and analysis of densely sampled 3D DTI fibers in biological speciments, due to the …

Wei Chen , Zi’ang Ding , Song Zhang , Anna MacKay-Brandt , Stephen Correia , Huamin Qu , John Allen Crow , David F. Tate , Zhicheng Yan , Qunsheng Peng

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