Wei Chen is a professor in State Key Lab of CAD&CG at Zhejiang University, P.R.China. His current research interests include visualization, visual analytics and bio-medical image computing. From 1992 to 2002, He spent 8 years at Zhejiang University, where he got his bachelor and Ph.D degree. From 2000 to 2002, he was a visiting Ph.D student in Fraunhofer Institute for Graphics, Darmstadt, Germany. Thereafter he got his Ph.D and joined Zhejiang University. From July. 2006 to Sep. 2008, Dr. Wei Chen was a visiting scholar at Purdue University, working in PURPL with Prof.David S. Ebert. In December 2009, He was promoted as a full professor of Zhejiang University. He has performed research in visualization and visual analysis and published more than 50 IEEE/ACM Transactions and IEEE VIS papers. His chinese books on visualization are the unique books on visualization in China. He actively served in many leading conferences and journals, like IEEE PacificVIS steering committee, ChinaVIS steering committee, paper co-chairs of IEEE PacificVIS, IEEE LDAV and ACM SIGGRAPH Asia VisSym. He is an associate editor of ACM TIST, IEEE CG&A, FCS and JOV.
Here is the homepage of visual analytics group of State Key Lab of CAD&CG, Zhejiang University.
Latest
SPROUT: an Interactive Authoring Tool for Generating Programming Tutorials with the Visualization of Large Language Models
IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics
The rapid development of large language models (LLMs), such as ChatGPT, has revolutionized the efficiency of creating programming …
AgentLens: Visual Analysis for Agent Behaviors in LLM-based Autonomous Systems
IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics
Recently, Large Language Model based Autonomous System (LLMAS) has gained great popularity for its potential to simulate complicated …
ScrollTimes: Tracing the Provenance of Paintings as a Window Into History
IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics
The study of cultural artifact provenance, tracing ownership and preservation, holds significant importance in archaeology and art …
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. …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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. …
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 …
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. …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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, …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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, …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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: …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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 …
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. …
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 …
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 …
Volume Illustration of Muscle from Diffusion Tensor Images.
IEEE TVCG | IEEE Transactions on Visualization and Computer Graphics
Medical illustration has demonstrated its effectiveness to depict salient anatomical features while hiding the irrelevant details. …
Hardware Accelerated Adaptive EWA Volume Splatting
IEEE VIS | IEEE Visualization
We present a hardware-accelerated adaptive EWA (elliptical weighted average) volume splatting algorithm. EWA splatting combines a …
