BDTC - Beijing, 2013-12-6
BDTC - Beijing, 2013-12-6

Big Data Visualization and
Visual Analysis
- the Challenges and Opportunities

	

⏠ ⏠
BDTC - Beijing, 2013-12-6

Visualization

3
BDTC - Beijing, 2013-12-6

! 

:

4

…

! 

! 
·
! 
·
BDTC - Beijing, 2013-12-6

! 

(Visualization)
(mental image)
Data

5

(mental model)

Insights

Mental
Model
Image
Visual...
BDTC - Beijing, 2013-12-6

From Data to Visualization

6
BDTC - Beijing, 2013-12-6

Visualization != Infographics
! 

7
BDTC - Beijing, 2013-12-6

8
BDTC - Beijing, 2013-12-6

Large Volume Visualization
!  Level of Details
!  Out of Core
!  Parallel Visualization

9
BDTC - Beijing, 2013-12-6

10

Top 10 Challenges in Extreme-Scale Data
Visual Analytics

Pak Chung Wong (PNNL)

Han-Wei Sh...
BDTC - Beijing, 2013-12-6

Top 10 Challenges in ExtremeScale Data Visual Analytics

11

!  In Situ Analysis

!  Perform as...
BDTC - Beijing, 2013-12-6

Top 10 Challenges in ExtremeScale Data Visual Analytics

12

!  Data Movement/Transport, & Netw...
BDTC - Beijing, 2013-12-6

Challenges in Big Data
Visualization/Visual Analytics - 1
!  Integrating heterogeneous Data fro...
BDTC - Beijing, 2013-12-6

Beijing Taxi GPS data

14
BDTC - Beijing, 2013-12-6

Data
!  Beijing taxi GPS data
!  Size: 34.5GB
!  Taxi number: 28,519
!  Sampling point number: ...
BDTC - Beijing, 2013-12-6

16
BDTC - Beijing, 2013-12-6

17
BDTC - Beijing, 2013-12-6

18

Traffic Jam Detection
Defining&propaga,on&based&on&
spa,al/temporal&rela,onship:&
Raw&taxi&
...
BDTC - Beijing, 2013-12-6

19

Visual Interface
Road&Segment&Level&Explora,on&and&Analysis

Road&of&
Interest

One&
Propag...
BDTC - Beijing, 2013-12-6

Preprocessing: Map
Matching
Raw taxi
GPS
Data

Raw Road
Network

Cleane
d GPS
Data

Processed
R...
BDTC - Beijing, 2013-12-6

21
BDTC - Beijing, 2013-12-6

Visual Interface: Single Road
Level

22

!  Pixel based visualization
Time of a day: 144 column...
BDTC - Beijing, 2013-12-6

Case Study: Road Level
Exploration and Analysis
!  Different road congestion patterns

23
BDTC - Beijing, 2013-12-6

Case Study: Road Level
Exploration and Analysis

24
BDTC - Beijing, 2013-12-6

25

Propagation Graph Analysis
!  Spatial Temporal information of one propagation

Large delay
...
BDTC - Beijing, 2013-12-6

Propagation Pattern
Exploration
!  Propagation graphs for one region in the morning of differen...
BDTC - Beijing, 2013-12-6

! 

27
BDTC - Beijing, 2013-12-6

28
BDTC - Beijing, 2013-12-6

29
BDTC - Beijing, 2013-12-6

30
BDTC - Beijing, 2013-12-6

31
BDTC - Beijing, 2013-12-6

32
BDTC - Beijing, 2013-12-6

33
BDTC - Beijing, 2013-12-6

34
BDTC - Beijing, 2013-12-6

35
BDTC - Beijing, 2013-12-6

Weibo ThemeMap

36
BDTC - Beijing, 2013-12-6

Weibo ThemeMap
! 

37
BDTC - Beijing, 2013-12-6

Xiamen Traffic

38
BDTC - Beijing, 2013-12-6

! 

39
BDTC - Beijing, 2013-12-6

Challenges in Big Data
Visualization/Visual Analytics - 2
!  Integrating heterogeneous Data fro...
BDTC - Beijing, 2013-12-6

Pollution From China

41
BDTC - Beijing, 2013-12-6

Pollution from USA

42
BDTC - Beijing, 2013-12-6

43

Multivariate to Multi-Run
Visual Analysis
QVAPOR

QVAPOR
QCLOUD
Pressure
Speed

Run 1

QCLO...
BDTC - Beijing, 2013-12-6

Eulerian and Lagriangian
Specifications
!  Eulerian:

!  Lagriangian:

!  Relationships between...
BDTC - Beijing, 2013-12-6

Eulerian-based Attribute
Space Projection
! Samples on data grid !
Samples in attribute space !...
BDTC - Beijing, 2013-12-6

Lagrangian-based Attribute
Space Projection
!  Pathlines on data grid !
Pathlines in attribute ...
BDTC - Beijing, 2013-12-6

Case: GEOS-5 Simulation

47
BDTC - Beijing, 2013-12-6

48

Couple Ensemble Flow Line Advection
and Analysis (eFLAA)-Concept

!  Ensemble data (large)
...
BDTC - Beijing, 2013-12-6

Benchmark Platform: NCSSJN
!  ShenWei-based supercomputer
!  SW1600 processor, 1.0~1.1GHz
!  1G...
BDTC - Beijing, 2013-12-6

50

Scalability
!  Strong scalability test in National Super Computer Center in Jinan
(ShenWei ...
BDTC - Beijing, 2013-12-6

GEOS-5 Simulation

51
BDTC - Beijing, 2013-12-6

GEOS-5 Simulation

52
BDTC - Beijing, 2013-12-6

GEOS-5 Simulation: CO2based Metric

53

! The metric: the differences of locations / CO2
concen...
BDTC - Beijing, 2013-12-6

Challenges in Big Data
Visualization/Visual Analytics - 3
!  Integrating heterogeneous Data fro...
BDTC - Beijing, 2013-12-6

Query

55
BDTC - Beijing, 2013-12-6

Dynamic Query
! 

56
BDTC - Beijing, 2013-12-6

Real-time Visual Querying of
Big Data
! 

imMens

57
BDTC - Beijing, 2013-12-6

Real-time Visual Querying of
Big Data
! 
! 

58
BDTC - Beijing, 2013-12-6

Nanocubes for Real-Time Exploration
of Spatiotemporal Datasets
! 

59
BDTC - Beijing, 2013-12-6

Challenges in Big Data
Visualization/Visual Analytics - 4
!  Integrating heterogeneous Data fro...
BDTC - Beijing, 2013-12-6

61

Double Gulf
Visualization
Designer

Visualization
User

Representation

Evaluation

Data

V...
BDTC - Beijing, 2013-12-6

62

Double Gulf
Visualization
Designer

Visualization
User

Representation

Evaluation

Data

V...
BDTC - Beijing, 2013-12-6

63

From Data to User
Visualization
User

Evaluation
Execution

Visualization
Designer

Represe...
BDTC - Beijing, 2013-12-6

64

Scalability In Users
Visualization
Designer

Visualization
User

Representation

Evaluation...
BDTC - Beijing, 2013-12-6

Scalability In Users –
Collaborative Visualization

65
BDTC - Beijing, 2013-12-6

ThemeMap – Crowd Sourcing

66
BDTC - Beijing, 2013-12-6

Large Security Data Vis

[Chen et al. IEEE VAST 2013 Situation Awareness Award]

67
BDTC - Beijing, 2013-12-6

Large Security Data Vis
! 

68
BDTC - Beijing, 2013-12-6

Large Security Data Vis

69
BDTC - Beijing, 2013-12-6

Crowd Sourcing based Vis.
! 

70
BDTC - Beijing, 2013-12-6

Scalability In Users –
User - Visualization Expert

71
BDTC - Beijing, 2013-12-6

Visualization Assembly Line

http://vis.pku.edu.cn/mddv/val/

72
BDTC - Beijing, 2013-12-6

Visualization Assembly Line

73
BDTC - Beijing, 2013-12-6

Challenges in Big Data
Visualization/Visual Analytics - 5
!  Integrating heterogeneous Data fro...
BDTC - Beijing, 2013-12-6

75

SCIVIS Visualization Systems
!  VisIt - LLNL
https://wci.llnl.gov/codes/visit
!  ParaView- ...
BDTC - Beijing, 2013-12-6

VisIt
!  Production end-user tool supporting
scientific and engineering
applications.
!  Parall...
BDTC - Beijing, 2013-12-6

77

Development of VisIt
!  The VisIt project started in 2000 to support LLNL’s large scale ASC...
BDTC - Beijing, 2013-12-6

78
BDTC - Beijing, 2013-12-6

79

VTK

W.J. Schroeder, K. Martin, and W. Lorensen, The
Visualization Toolkit: An Object Orien...
BDTC - Beijing, 2013-12-6

ParaView
!  2000 Los Alamos National Laboratories and Kitware Inc.
!  2005 Sandia National Labo...
BDTC - Beijing, 2013-12-6

UV-CDAT Project

81
BDTC - Beijing, 2013-12-6

IN-SPIRE

82
BDTC - Beijing, 2013-12-6

Starlight Information
Visualization System

83
BDTC - Beijing, 2013-12-6

Build a successful vis system
!  System Design
!  Domain User – Visualization Scientist “Co-des...
BDTC - Beijing, 2013-12-6

Build a successful vis system
!  System Design
!  Domain User – Visualization Scientist “Co-des...
BDTC - Beijing, 2013-12-6

86
BDTC - Beijing, 2013-12-6

Challenges in Big Data
Visualization/Visual Analytics - 6
!  Integrating heterogeneous Data fro...
BDTC - Beijing, 2013-12-6

VIS 2013 in Atlanta

88
BDTC - Beijing, 2013-12-6

89

Social, Community, and
Government Engagements
!  2013

IEEE VIS

! 
! 

533
87

! 
! 

31
2...
BDTC - Beijing, 2013-12-6

90

Social, Community, and
Government Engagements
!  Universities
! 
! 
! 
! 
! 
! 
! 
! 

Univ...
BDTC - Beijing, 2013-12-6

91

Good News
!  More and more universities started visualization research
program
!  Many Comp...
BDTC - Beijing, 2013-12-6

Vis Workshop 2013 @ PKU
!  2013.7.12-13

92
BDTC - Beijing, 2013-12-6

MOOC Course on
Visualization at PKU
!  Start Spring 2014
!  Cover major topics in visualization...
BDTC - Beijing, 2013-12-6

Acknowledgement
!  Students
!  Funds
! 
! 
! 
! 

NSFC
863
PKU
Beijing NSF

!  Collaborators
! ...
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袁晓如:大数据时代可视化和可视分析的机遇与挑战

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袁晓如:大数据时代可视化和可视分析的机遇与挑战

  1. 1. BDTC - Beijing, 2013-12-6
  2. 2. BDTC - Beijing, 2013-12-6 Big Data Visualization and Visual Analysis - the Challenges and Opportunities ⏠ ⏠
  3. 3. BDTC - Beijing, 2013-12-6 Visualization 3
  4. 4. BDTC - Beijing, 2013-12-6 !  : 4 … !  !  · !  ·
  5. 5. BDTC - Beijing, 2013-12-6 !  (Visualization) (mental image) Data 5 (mental model) Insights Mental Model Image Visualization
  6. 6. BDTC - Beijing, 2013-12-6 From Data to Visualization 6
  7. 7. BDTC - Beijing, 2013-12-6 Visualization != Infographics !  7
  8. 8. BDTC - Beijing, 2013-12-6 8
  9. 9. BDTC - Beijing, 2013-12-6 Large Volume Visualization !  Level of Details !  Out of Core !  Parallel Visualization 9
  10. 10. BDTC - Beijing, 2013-12-6 10 Top 10 Challenges in Extreme-Scale Data Visual Analytics Pak Chung Wong (PNNL) Han-Wei Shen (OSU) Chris Johnson (Utah) Chaomei Chen (Drexel) Robert Ross (Argonne)
  11. 11. BDTC - Beijing, 2013-12-6 Top 10 Challenges in ExtremeScale Data Visual Analytics 11 !  In Situ Analysis !  Perform as much analysis as possible while the data are still in memory !  Interaction and User Interfaces !  Machine-based automated systems vs. Human Cognition !  Large-Data Visualization !  Data projection and dimension Reduction, display technology !  Databases and Storage !  A cloud-based solution might not meet the needs !  Algorithms !  Address both data-size and visual-efficiency issues
  12. 12. BDTC - Beijing, 2013-12-6 Top 10 Challenges in ExtremeScale Data Visual Analytics 12 !  Data Movement/Transport, & Network Infrastructure !  Efficiently use networking resources and provide convenient abstractions !  Uncertainty Quantification !  Cope with incomplete data !  Parallelism !  Domain and Development Libraries, Frameworks, and Tools !  Affordable resource libraries, frameworks, and tools !  Social, Community, and Government Engagements
  13. 13. BDTC - Beijing, 2013-12-6 Challenges in Big Data Visualization/Visual Analytics - 1 !  Integrating heterogeneous Data from different resources and scales 13
  14. 14. BDTC - Beijing, 2013-12-6 Beijing Taxi GPS data 14
  15. 15. BDTC - Beijing, 2013-12-6 Data !  Beijing taxi GPS data !  Size: 34.5GB !  Taxi number: 28,519 !  Sampling point number: 379,107,927 !  Time range: 2009/03/02~25 (24 days, but 03/18 data is missing) !  Sampling rate: 30 seconds per point (but 60% data missing) !  Beijing road network (from OpenStreetMap) !  Size: 40.9 MB !  169,171 nodes and 35,422 ways 15
  16. 16. BDTC - Beijing, 2013-12-6 16
  17. 17. BDTC - Beijing, 2013-12-6 17
  18. 18. BDTC - Beijing, 2013-12-6 18 Traffic Jam Detection Defining&propaga,on&based&on& spa,al/temporal&rela,onship:& Raw&taxi& GPS&Data Raw&Road& Network Cleaned& GPS&Data Processed&& Road& Network e0 a GPS&Trajectories&Matched& to&the&Road&Network Traffic&Jam&Event&Data b e0&happens&before&e1,&and& on&a&dWay&following&e1 …… e0 … …… … 9:10&am Road&Speed&Data Traffic&Jam&Detec,on e1 50&km/h 9:10&am 55&km/h 9:20&am 45&km/h 9:20&am 10&km/h 9:30&am 12&km/h 9:30&am 12&km/h 9:40&am 15&km/h 9:40&am 45&km/h …… … …… … e1
  19. 19. BDTC - Beijing, 2013-12-6 19 Visual Interface Road&Segment&Level&Explora,on&and&Analysis Road&of& Interest One& Propaga,on& Graph Road&Speed&Data Propaga,on& Graphs&of& Interest Propaga,on&Graph&Level& Explora,on Propaga,on&Graph&List Spa,al&Density Time&and&Size&Distribu,on Spa,al&Filter Temporal&&&Size&Filter Topological& Clustering&& Traffic&Jam&Event&Data Traffic&Jam& Propaga,on&Graphs Dynamic&Query Topological& Filter
  20. 20. BDTC - Beijing, 2013-12-6 Preprocessing: Map Matching Raw taxi GPS Data Raw Road Network Cleane d GPS Data Processed Road Network Map Matching GPS Trajectories Matched to the Road Network 20
  21. 21. BDTC - Beijing, 2013-12-6 21
  22. 22. BDTC - Beijing, 2013-12-6 Visual Interface: Single Road Level 22 !  Pixel based visualization Time of a day: 144 columns (each for a 10min) Days: 24 rows (each for one day) Each cell represents one time bin Color encode speed
  23. 23. BDTC - Beijing, 2013-12-6 Case Study: Road Level Exploration and Analysis !  Different road congestion patterns 23
  24. 24. BDTC - Beijing, 2013-12-6 Case Study: Road Level Exploration and Analysis 24
  25. 25. BDTC - Beijing, 2013-12-6 25 Propagation Graph Analysis !  Spatial Temporal information of one propagation Large delay Spatial path Temporal delay
  26. 26. BDTC - Beijing, 2013-12-6 Propagation Pattern Exploration !  Propagation graphs for one region in the morning of different days 26
  27. 27. BDTC - Beijing, 2013-12-6 !  27
  28. 28. BDTC - Beijing, 2013-12-6 28
  29. 29. BDTC - Beijing, 2013-12-6 29
  30. 30. BDTC - Beijing, 2013-12-6 30
  31. 31. BDTC - Beijing, 2013-12-6 31
  32. 32. BDTC - Beijing, 2013-12-6 32
  33. 33. BDTC - Beijing, 2013-12-6 33
  34. 34. BDTC - Beijing, 2013-12-6 34
  35. 35. BDTC - Beijing, 2013-12-6 35
  36. 36. BDTC - Beijing, 2013-12-6 Weibo ThemeMap 36
  37. 37. BDTC - Beijing, 2013-12-6 Weibo ThemeMap !  37
  38. 38. BDTC - Beijing, 2013-12-6 Xiamen Traffic 38
  39. 39. BDTC - Beijing, 2013-12-6 !  39
  40. 40. BDTC - Beijing, 2013-12-6 Challenges in Big Data Visualization/Visual Analytics - 2 !  Integrating heterogeneous Data from different resources and scales !  Scalability in Data/Task complexity !  Data inherent properties impose more computational challenges methods for visualization and visual analysis on big data 40
  41. 41. BDTC - Beijing, 2013-12-6 Pollution From China 41
  42. 42. BDTC - Beijing, 2013-12-6 Pollution from USA 42
  43. 43. BDTC - Beijing, 2013-12-6 43 Multivariate to Multi-Run Visual Analysis QVAPOR QVAPOR QCLOUD Pressure Speed Run 1 QCLOUD QVAPOR QCLOUD Pressure Speed QVAPOR Run 2 Pressure Speed (Multivariate) QVAPOR QCLOUD Pressure Speed (Ensemble Runs) Run 3
  44. 44. BDTC - Beijing, 2013-12-6 Eulerian and Lagriangian Specifications !  Eulerian: !  Lagriangian: !  Relationships between two specifications (flow map): 44
  45. 45. BDTC - Beijing, 2013-12-6 Eulerian-based Attribute Space Projection ! Samples on data grid ! Samples in attribute space ! Eulerian-based Attribute Space Projection (EASP) 45
  46. 46. BDTC - Beijing, 2013-12-6 Lagrangian-based Attribute Space Projection !  Pathlines on data grid ! Pathlines in attribute space ! Lagrangian-based Attribute Space Projection (LASP) !  Both multivariate scalar fields and vector field are considered 46
  47. 47. BDTC - Beijing, 2013-12-6 Case: GEOS-5 Simulation 47
  48. 48. BDTC - Beijing, 2013-12-6 48 Couple Ensemble Flow Line Advection and Analysis (eFLAA)-Concept !  Ensemble data (large) !  Field line data (much larger than ensemble data) !  Variation field (small) !  Filtered lines (even smaller) [Guo, Yuan, Huang and Zhu TVCG 2013 (SCIVis ‘13)]
  49. 49. BDTC - Beijing, 2013-12-6 Benchmark Platform: NCSSJN !  ShenWei-based supercomputer !  SW1600 processor, 1.0~1.1GHz !  1GB memory for each core !  40Gbps high-speed interconnection !  x86-based supercomputer !  Intel Xeon E5675 hexa-core processor, 3.06GHz !  4GB memory for each core !  QDR Infiniband interconnection !  Shared global filesystem: SWGFS 49
  50. 50. BDTC - Beijing, 2013-12-6 50 Scalability !  Strong scalability test in National Super Computer Center in Jinan (ShenWei and x86 architectures)
  51. 51. BDTC - Beijing, 2013-12-6 GEOS-5 Simulation 51
  52. 52. BDTC - Beijing, 2013-12-6 GEOS-5 Simulation 52
  53. 53. BDTC - Beijing, 2013-12-6 GEOS-5 Simulation: CO2based Metric 53 ! The metric: the differences of locations / CO2 concentration along the pathline ! Findings !  The variation of the wind field is high in the north hemisphere !  However, The CO2 difference is higher in south hemisphere and some places in the north !  CO2 concentration is not sensitive to wind in above regions
  54. 54. BDTC - Beijing, 2013-12-6 Challenges in Big Data Visualization/Visual Analytics - 3 !  Integrating heterogeneous Data from different resources and scales !  Scalability in Data/Task complexity !  Data inherent properties impose more computational challenges methods for visualization and visual analysis on big data !  Limited access in Interaction for Large Data 54
  55. 55. BDTC - Beijing, 2013-12-6 Query 55
  56. 56. BDTC - Beijing, 2013-12-6 Dynamic Query !  56
  57. 57. BDTC - Beijing, 2013-12-6 Real-time Visual Querying of Big Data !  imMens 57
  58. 58. BDTC - Beijing, 2013-12-6 Real-time Visual Querying of Big Data !  !  58
  59. 59. BDTC - Beijing, 2013-12-6 Nanocubes for Real-Time Exploration of Spatiotemporal Datasets !  59
  60. 60. BDTC - Beijing, 2013-12-6 Challenges in Big Data Visualization/Visual Analytics - 4 !  Integrating heterogeneous Data from different resources and scales !  Scalability in Data/Task complexity !  Data inherent properties impose more computational challenges methods for visualization and visual analysis on big data !  Limited access in Interaction for Large Data !  Scalability in User !  Collaborative Visualization and Analysis on large data !  Can scientist create novel visualization without programming 60
  61. 61. BDTC - Beijing, 2013-12-6 61 Double Gulf Visualization Designer Visualization User Representation Evaluation Data Visualization Conceptual Model Execution Manipulation
  62. 62. BDTC - Beijing, 2013-12-6 62 Double Gulf Visualization Designer Visualization User Representation Evaluation Data Visualization Conceptual Model Execution Manipulation
  63. 63. BDTC - Beijing, 2013-12-6 63 From Data to User Visualization User Evaluation Execution Visualization Designer Representation Manipulation
  64. 64. BDTC - Beijing, 2013-12-6 64 Scalability In Users Visualization Designer Visualization User Representation Evaluation Data Visualization Conceptual Model Execution Manipulation
  65. 65. BDTC - Beijing, 2013-12-6 Scalability In Users – Collaborative Visualization 65
  66. 66. BDTC - Beijing, 2013-12-6 ThemeMap – Crowd Sourcing 66
  67. 67. BDTC - Beijing, 2013-12-6 Large Security Data Vis [Chen et al. IEEE VAST 2013 Situation Awareness Award] 67
  68. 68. BDTC - Beijing, 2013-12-6 Large Security Data Vis !  68
  69. 69. BDTC - Beijing, 2013-12-6 Large Security Data Vis 69
  70. 70. BDTC - Beijing, 2013-12-6 Crowd Sourcing based Vis. !  70
  71. 71. BDTC - Beijing, 2013-12-6 Scalability In Users – User - Visualization Expert 71
  72. 72. BDTC - Beijing, 2013-12-6 Visualization Assembly Line http://vis.pku.edu.cn/mddv/val/ 72
  73. 73. BDTC - Beijing, 2013-12-6 Visualization Assembly Line 73
  74. 74. BDTC - Beijing, 2013-12-6 Challenges in Big Data Visualization/Visual Analytics - 5 !  Integrating heterogeneous Data from different resources and scales !  Scalability in Data/Task complexity !  Limited access in Interaction for Large Data !  Scalability in User !  System Development !  Domain and Development Libraries, Frameworks, and Tools !  Social, Community, and Government Engagements 74
  75. 75. BDTC - Beijing, 2013-12-6 75 SCIVIS Visualization Systems !  VisIt - LLNL https://wci.llnl.gov/codes/visit !  ParaView- Kitware/SNL/LANL http://www.paraview.org !  IceT (Image Composition Engine for Tiles) - Sandia http://icet.sandia.gov !  Daxtoolkit - Data Analysis at Extreme http://www.daxtoolkit.org !  PISTON - Portable Data-Parallel Visualization and Analysis Library LANL http://viz.lanl.gov/projects/PISTON.html
  76. 76. BDTC - Beijing, 2013-12-6 VisIt !  Production end-user tool supporting scientific and engineering applications. !  Parallel post-processing that scales from desktops to massive HPC clusters. 76
  77. 77. BDTC - Beijing, 2013-12-6 77 Development of VisIt !  The VisIt project started in 2000 to support LLNL’s large scale ASC physics codes. !  Supported by multiple organizations: LLNL, LBNL, ORNL, UC Davis, Univ. of Utah, … !  Over 75 person years effort. !  1.5+ million lines of code. Based on SC’11 Tutorial
  78. 78. BDTC - Beijing, 2013-12-6 78
  79. 79. BDTC - Beijing, 2013-12-6 79 VTK W.J. Schroeder, K. Martin, and W. Lorensen, The Visualization Toolkit: An Object Oriented Approach to Computer Graphics, Third Edition, Kitware, Inc., ISBN-1-930934-12-2 (2004). S. E. Rogers, D. Kwak, and U. K. Kaul, A numerical study of three-dimensional incompressible flow around multiple post. In Proceedings of AIAA Aerospace Sciences Conference. AIAA Paper 86-0353. Reno, Nevada, 1986.
  80. 80. BDTC - Beijing, 2013-12-6 ParaView !  2000 Los Alamos National Laboratories and Kitware Inc. !  2005 Sandia National Laboratories and Kitware Inc. !  Used by academic, government, and commercial institutions worldwide. !  Downloaded ~100K times per year. 80
  81. 81. BDTC - Beijing, 2013-12-6 UV-CDAT Project 81
  82. 82. BDTC - Beijing, 2013-12-6 IN-SPIRE 82
  83. 83. BDTC - Beijing, 2013-12-6 Starlight Information Visualization System 83
  84. 84. BDTC - Beijing, 2013-12-6 Build a successful vis system !  System Design !  Domain User – Visualization Scientist “Co-design” !  Stable Development Team !  Funding Mechanism 84
  85. 85. BDTC - Beijing, 2013-12-6 Build a successful vis system !  System Design !  Domain User – Visualization Scientist “Co-design” !  Stable Development Team !  Funding Mechanism 85
  86. 86. BDTC - Beijing, 2013-12-6 86
  87. 87. BDTC - Beijing, 2013-12-6 Challenges in Big Data Visualization/Visual Analytics - 6 !  Integrating heterogeneous Data from different resources and scales !  Scalability in Data/Task complexity !  Limited access in Interaction for Large Data !  Scalability in User !  System Development !  Visualization Experts 87
  88. 88. BDTC - Beijing, 2013-12-6 VIS 2013 in Atlanta 88
  89. 89. BDTC - Beijing, 2013-12-6 89 Social, Community, and Government Engagements !  2013 IEEE VIS !  !  533 87 !  !  31 24 !  17 895 !  !  !  !  !  !  !  !  !  !  !  !  !  !  !  !  !  !  ! 
  90. 90. BDTC - Beijing, 2013-12-6 90 Social, Community, and Government Engagements !  Universities !  !  !  !  !  !  !  !  University of Tennessee in Knoxville Ohio State University SCI Institute, University of Utah University of California, Davis University of California, San Diego University of Nebraska-Lincoln Michigan Technological University Drexel University !  Supercomputer centers !  San Diego Supercomputer Center (SDSC) !  Texas Advanced Computing Center (TACC) !  National Center for Supercomputing Applications at the University of Illinois (NCSA) !  DoE Labs !  Argonne National Laboratory (ANL) !  Lawrence Berkeley National Laboratory (LBNL) !  Lawrence Livermore National Laboratory (LLNL) !  Los Alamos National Laboratory (LANL) !  Pacific Northwest National Laboratory (PNNL) !  Oak Ridge National Laboratory (ORNL) !  Sandia National Laboratories (SNL) !  National Renewable Energy Laboratory (NREL) !  Companies !  Kitware
  91. 91. BDTC - Beijing, 2013-12-6 91 Good News !  More and more universities started visualization research program !  Many Companies are aware of the importance of visualization !  Still, lack of national infrastructure
  92. 92. BDTC - Beijing, 2013-12-6 Vis Workshop 2013 @ PKU !  2013.7.12-13 92
  93. 93. BDTC - Beijing, 2013-12-6 MOOC Course on Visualization at PKU !  Start Spring 2014 !  Cover major topics in visualization 93
  94. 94. BDTC - Beijing, 2013-12-6 Acknowledgement !  Students !  Funds !  !  !  !  NSFC 863 PKU Beijing NSF !  Collaborators !  !  !  !  !  Jian Huang University of Tennessee http://vis.pku.edu.cn/wiki Zhu Xiaoming, SDSCC Xiaoru.yuan@pku.edu.cn Yongxian Zhang, China Earthquake Network Center Xiaoguang Ma, CAS IAP More … 94
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