Dr. Jiazhi Xia is currently a professor in School of Computer Science and Engineering at Central South University, China. He received his Ph.D. degree in Computer Science from The Nanyang Technological University, Singapore in 2011 and obtained his M.S.degree and B.S degree in Computer Science and Technology from Zhejiang University in 2008 and 2005, respectively. His research interest includes data visualization, visual analytics, data mining, computer graphics,and virtual reality.
Email:xiajiazhi@csu.edu.cn

Publications

Jiazhi Xia, Linquan Huang, Yiping Sun, Zhiwei Deng, Xiaolong Zhang, Minfeng Zhu. A Parallel Framework for Streaming Dimensionality Reduction. IEEE Transactions on Visualization and Computer Graphics 30 (1), 142-152, 2024.
● Xumeng Wang, Wei Chen, Jiazhi Xia, Zhen Wen, Rongchen Zhu, Tobias Schreck. HetVis: A visual analysis approach for identifying data heterogeneity in horizontal federated learning. IEEE Transactions on Visualization and Computer Graphics 29 (1), 310-319, 2023.
Jiazhi Xia, Linquan Huang, Weixing Lin, Xin Zhao, Jing Wu, Yang Chen, Ying Zhao, Wei Chen. Interactive visual cluster analysis by contrastive dimensionality reduction. IEEE Transactions on Visualization and Computer Graphics 29 (1), 734-744, 2023.
● Weikai Yang, Xi Ye, Xingxing Zhang, Lanxi Xiao, Jiazhi Xia, Zhongyuan Wang, Jun Zhu, Hanspeter Pfister, Shixia Liu. Diagnosing ensemble few-shot classifiers. IEEE Transactions on Visualization and Computer Graphics 28 (9), 3292-3306, 2022.
Jiazhi Xia, Yuchen Zhang, Jie Song , Yang Chen, Yunhai Wang, Shixia Liu. Revisiting Dimensionality Reduction Techniques for Visual Cluster Analysis: An Empirical Study. IEEE Transactions on Visualization and Computer Graphics(Special issue of IEEE Vis 2021), 2021.
Jiazhi Xia, Weixing Lin, Guang Jiang, Yunhai Wang, Wei Chen, Tobias Schreck. Visual Clustering Factors in Scatterplots. IEEE Computer Graphics and Applications. 41(5): 79-89, 2021.
Jiazhi Xia*, Jie Li*, Siming Chen, Hongxing Qin, Shixia Liu. A Survey on Interdisciplinary Research of Visualization and Artificial Intelligence. Scientia sinica Informationis. 51(11): 1777-1801, 2021.
● Jun Yuan, Changjian Chen, Weikai Yang, Mengchen Liu, Jiazhi Xia, Shixia Liu. A Survey of Visual Analytics Techniques for Machine Learning. Computational Visual Media, pp. 1-31, 2020.
Jiazhi Xia, Tianxiang Chen, Lei Zhang, Wei Chen, Yang Chen, Xiaolong Zhang, Cong Xie, Tobias Schreck. SMAP: A Joint Dimensionality Reduction Scheme for Secure Multi-Party Visualization. IEEE VAST, pp. 107-118, 2020.
● Jun Yuan, Shouxing Xiang, Jiazhi Xia, Lingyun Yu, Shixia Liu. Evaluation of Sampling Methods for Scatterplots. IEEE Transactions on Visualization and Computer Graphics(Special issue of IEEE Vis 2020), 27(2):1720-1730, 2020. Source code: https://github.com/libsampling/libsampling
● Ying Zhao, Haojin Jiang, Qi'an Chen, Yaqi Qin, Huixuan Xie, Yitao Wu Shixia Liu, Zhiguang Zhou, Jiazhi Xia*, Fangfang Zhou*. Preserving Minority Structures in Graph Sampling. IEEE Transactions on Visualization and Computer Graphics(Best Paper Honorable Mention of IEEE Vis 2020), 27(2):1698-1708, 2020.
● Xumeng Wang, Wei Chen*, Jiazhi Xia*, Zexian Chen, Dongshi Xu, Xiangyang Wu, Mingliang Xu, Tobias Schreck. ConceptExplorer: Visual Analysis of Concept Driftsin Multi-source Time-series Data. IEEE VAST, pp. 107-118, 2020.
● Wei Zeng, Chengqiao Lin, Juncong Lin, Jincheng Jiang, Jiazhi Xia, Cagatay Turkay, Wei Chen. Revisiting the Modifiable Areal Unit Problem in Deep Traffic Prediction with Visual Analytics. IEEE Transactions on Visualization and Computer Graphics(Special issue of IEEE Vis 2020), 27(2):839-848, 2020.
Jiazhi Xia, Yu-hong Zhang, Hui Ye, Ying Wang, Guang Jiang, Ying Zhao, Cong Xie, Xiaoyan Kui, Sheng-Hui Liao, Wei-ping Wang. SuPoolVisor: a visual analytics system for mining pool surveillance. Frontiers Inf. Technol. Electron. Eng. 21(4): 507-523, 2020
● Honghui Mei, Wei Chen, Yating Wei, Yuanzhe Hu, Shuyue Zhou, Bingru Lin, Ying Zhao, Jiazhi Xia. RSATree: Distribution-Aware Data Representation of Large-Scale Tabular Datasets for Flexible Visual Query. Transactions on Visualization and Computer Graphics(Special issue of IEEE Vis 2019), 26(1):1161-1171, 2020.
● Shouxing Xiang, Xi Ye, Jiazhi Xia, Jing Wu, Yang Chen, Shixia Liu. Interactive Correction of Mislabeled Training Data. IEEE VAST, pp. 57-68, 2019.
● Minfeng Zhu, Wei Chen, Jiazhi Xia, Yuxin Ma, Yankong Zhang, Yuetong Luo, Zhaosong Huang, Liangjun Liu. Location2vec: a situation-aware representation for visual exploration of urban locations. IEEE Transactions on Intelligent Transportation Systems. 20(1): 3981-3390, 2019.
● Ying Zhao,Feng Luo, Minghui Chen, Yingchao Wang, Jiazhi Xia, Fangfang Zhou, Yunhai Wang, Yi Chen, Wei Chen*. Evaluating Multi-Dimensional Visualizations for Understanding Fuzzy Clusters [J].IEEE Transactions on Visualization and Computer Graphics(Special issue of IEEE Vis 2018), 25(1):12-21, 2019.
● Fangzhou Guo, Wei Chen, Dongming Han, Jiacheng Pan, Xiaotao Nie, Jiazhi Xia, Xiaolong (Luke) Zhang. Structure-Based Suggestive Exploration: A New Approach for Effective Exploration of Large Networks [J]. IEEE Transactions on Visualization and Computer Graphics(Special issue of IEEE Vis 2018), 25(1):555-565, 2019.
Jiazhi Xia, Le Gao, Kezhi Kong, Ying Zhao, Yi Chen, Xiaoyan Kui, Yixiong Liang,Exploring Linear Projections for Revealing Clusters, Outliers, and Trends in Subsets of Multi-dimensional Datasets,Journal of Visual Languages and Computing, 48:52-60, 2018.
Jiazhi Xia, Fenjin Ye, Wei Chen, Yusi Wang, Weifeng Chen, Yuxin Ma, and Anthony K.H. Tung. LDSScanner: Exploratory Analysis of Low-Dimensional Structures in High-Dimensional Datasets [J]. IEEE Transactions on Visualization and Computer Graphics(Special issue of IEEE Vis 2017), 24(1):236-245, 2018
Jiazhi Xia, Guang Jiang, Yuhong Zhang, Rui Li, Wei Chen. Visual subspace clustering based on dimension relevance, Journal of Visual Languages and Computing [J]. Journal of Visual Languages and Computing, 41: 79-88, 2017.
● Hui Liu, Jiazhi Xia*, Jianer Chen, Jianxin Wang. Detection of hierarchical intrinsic symmetry structure in 3D models [J]. Computers & Graphics , 70:8-16, 2018. (Best paper award of CAD/Graphics 2017)
夏佳志,张亚伟,张健,蒋广,李瑞,陈为. 一种基于子空间聚类的局部相关性可视分析方法 [J]. 计算机辅助设计与图形学学报, 28(11):1855~1862, 2016
● Juncong Lin, Jiazhi Xia, Xing Gao, Minghong Liao, Ying He, Xianfeng Gu. Interior structure transfer via harmonic 1-forms [J]. Multimedia Tools Appl, 74(1):139-158, 2015
● Enya Shen, Jiazhi Xia, Zhi-Quan Cheng, Ralph R. Martin, Yunhai Wang, Sikun Li. Model-driven multicomponent volume exploration [J]. The Visual Computer, 31(4): 441-454, 2015
● Juncong Lin, Xing Gao, Minghong Liao, Jiazhi Xia, Guilin Li, Ying He. Making sky lanterns from polygonal meshes [J]. Computers & Electrical Engineering, 40(5): 1592-1603, 2014
● Ismael Garcia, Jiazhi Xia*, Ying He, Xin Shi-Qing and Gustavo Patow. Interactive applications for sketch-based editable polycube-map [J]. IEEE Transactions on Visualization and Computer Graphics, 19(7): 1158-1171, 2013
● Min Meng, Jiazhi Xia*, Jun Luo and Ying He. Unsupervised co-segmentation for 3D shapes using iterative multi-label optimization [J]. Computer-Aided Design, 45(2): 312-320, 2013
● Shiqing Xin, Xiaoning Wang, Jiazhi Xia*, W. Mueller-Wittig, Guojin. Parallel computing 2D Voronoi diagrams using untransformed sweepcircles [J]. Computer-Aided Design, 45(2): 483-493, 2013
● Qian Sun, Long Zhang, Minqi Zhang, Xiang Ying, Shi-Qing. Xin, Jiazhi Xia and Ying He. Texture brush: an interactive surface texturing interface [J]. I3D, pp. 153-160, 2013
● Long Zhang, Jiazhi Xia*, Xiang Ying, Ying He, W. Mueller-Wittig and H.-S. Seah. Efficient and robust 3D line drawings using difference-of-Gaussian [J]. Graphical Models, 74(4): 87-98, 2012
Jiazhi Xia, Ying He, Dao Quynh, Xiaoming Chen and Steven Chu-Hong Hoi. Modeling and Compression 3D Facial Expressions Using Geometry Videos [J]. IEEE TCSVT, 2012, 22(1): 77-90
● Shuchu Han, Jiazhi Xia, and Ying He. Constructing hexahedral shell mesh via volumetric polycube map [J]. Computer-Aided Design, 43(10): 1222-1233, 2011
● Long Zhang, Ying He, Jiazhi Xia, Xuexiang Xie, and Wei Chen. Real-time shape illustration using Laplacian lines [J]. IEEE Transactions on Visualization and Computer Graphics, 17(7): 993-1006, 2011
● Dao Thi Phuong Quynh, Ying He, Xiaoming Chen, Jiazhi Xia, Qian Sun, Steven C. H. Hoi. Modeling 3D articulated motions with conformal geometry videos (CGVs) [C], ACM Multimedia, pp. 383-392, 2011
Jiazhi Xia, Ismael García, Ying He, Shi-Qing Xin, Gustavo Patow. Editable polycube map for GPU-based subdivision surfaces [C], I3D, pp. 151-158, 2011
● Chi-Wing Fu, Jiazhi Xia, Ying He. LayerPaint: a multi-layer interactive 3D painting interface [C], CHI, pp. 811-820, 2010
Jiazhi Xia, Ying He, Shuchu Han, Chi-Wing Fu, Feng Luo, Xianfeng Gu. Parameterization of Star-Shaped Volumes Using Green's Functions [C], GMP, pp. 219-235, 2010
Jiazhi Xia, Ying He, Dao Thi Phuong Quynh, Xiaoming Chen, Steven C. H. Hoi. Modeling 3D facial expressions using geometry videos [C], ACM Multimedia, pp. 591-600, 2010
● Shuchu Han, Jiazhi Xia, Ying He. Hexahedral shell mesh construction via volumetric polycube map [C], Symposium on Solid and Physical Modeling, pp.127-136, 2010
Jiazhi Xia, Ying He, Xiaotian Yin, Shuchu Han, Xianfeng Gu. Direct-Product Volumetric Parameterization of Handlebodies via Harmonic Fields [C]. Shape Modeling International, pp. 3-12, 2010
● Wei Zeng, Ying He, Jiazhi Xia, Xianfeng Gu, Hong Qin. C INFINITY smooth freeform surfaces over hyperbolic domains [C]. Symposium on Solid and Physical Modeling, pp. 367-372, 2009

Professional Services

● Committee Member, CCF TC Computer-Aided Design and Computer Graphics
● Standing Committee Member, CSIG, TC Visualization and Visual Analytics
● Committee Co-Chair, GAMES, 2022
● Poster Co-Chair, IEEE VIS, 2022-2023
● Program Committee Member, IEEE VIS, 2021-2023
● Program Committee Member, PacificVis Journal Track, 2023
● Program Committee Member, PacificVis, 2022
● Program Committee Member, EuroVis, 2022
● Paper Co-Chair, ChinaVis, 2021
● Survey Co-Chair, ChinaVis, 2019-2020
● Program Committee Member, IEEE VIS, 2021
● Program Committee Member, ChinaVis, 2017-2020
● Program Committee Member, ChinaGraph, 2016-2020
● Program Committee Member, ChinaCAD, 2016-2021
● Program Committee Member, CAD/Graphics, 2017-2021
● Program Committee Member, ICVRV, 2017

Talks

● From Graphics to Visualization - the Growth of A Young Teacher, ChinaGraph, Xiamen, 2020
● The Visualization of Large-scale Spatio-Temporal Urban Data, ChinaVis, Chengdu, 2019
● Pattern-driven High-dimensional Data Visual Analytics, ChinaGraphics, Guangzhou, 2018
● Visual Analytics of Low-dimensional Structures in High-dimensional Datasets, ChinaCAD, Tianjin, 2017
● High-dimensional Data Visual Analysis, GAMES(Online), 2017
● High-dimensional Data Visualization, Visualization Summer School at Zhejiang University, Hangzhou, 2017
● Exploratory Analysis of Low-Dimensional Structures in High-Dimensional Datasets, China-Germany Visualization Workshop, Qingdao, 2017

Courses

● Essay Writing and Academic Ethics(2021-), for graduate students
● The Foundation of Programming and the C Programming Language(2016-), for undergraduate students
● Computer Graphics(2015-), for undergraduate students
● Visualization Techniques(2017), for undergraduate students
● Programming for Computer Games(2015), for undergraduate students
● Visualization(2017), for graduate students
● Image Processing(2015), for graduate students

Team


Lin Weixing(2021-now)
Huang Linquan(2021-now)
Liu Hongwei(2021-now)
Deng Zhiwei(2022-now)
Kuangtu Shangqing(2022-now)
Cui Tong(2022-now)
Chen Zhicheng(2023-now)
Zhu Xiangyu(2023-now)
Deng Chunxi(2023-now)


Zhao Xin(2021-now)
Sun Yiping(2022-now)
Huang Pu(2023-now)

Yawei Zhang(2014-2017) She is currently a staff in Agricultural Bank of China (BeiJing). She has won national scholarship during her graduate study in 2016.
Rui Li(2012-2016) He is pursuing his Ph.D. degree in Ohio State University. He has contributed to three papers during his undergraduate study.
Fenjin Ye(2016-2019), He is currently a staff in Hangzhou Chengying Data Technology Co., Ltd. He has won national scholarship during his graduate study, and he is an outstanding graduate of Hunan Province.
Gao Le(2016-2019), He is currently a staff in Bank of ChangSha
Wang Yusi(2017-2020), She is currently a staff in Alibaba Network Technology Co., Ltd. (HangZhou).
Zhang Yuhong(2017-2020), He is currently a staff in Tencent Technology Co., Ltd. (GuangZhou).
Jiang Guang(2017-2020), He is currently a staff in State Grid Hunan Corporation of China Co., Ltd.
Zhou Haowen(2018-2021), He is currently a staff in Tencent Technology Co., Ltd. (ShengZheng).
Zhang Yuchen(2018-2021), He is currently a staff in ZTE Corporation(ChangSha).
Lv Huihao(2018-2021), He is currently a staff in OPPO(ShenZhen).
Xie Kang(2019-2022), He is currently a staff in MeiTuan(BeiJing).
Zhang Lei(2019-2022), He is currently ******.
Chen Tianxiang(2019-2022), He is pursuing his Ph.D degree in Beijing University of Aeronautics and Astronautics. He has won national scholarship during his graduate study.
Que Jitin(2020-2023), She is currently a staff in DJI(ShenZheng).
Song Jie(2020-2023), He is currently a staff in China Mobile Suzhou Research Institute.
Wang Peng(2020-2023), He is currently a staff in Didi(BeiJing).