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Visual Analytics:
Making Sense of Big Data
Dr Kai Xu
Senior Lecturer in Visual Analytics
Middlesex University, London
Interaction Design Centre
Visual Analytics
• Human cognition + machine computation
• Data visualisation + analytics
The Sense Making Process

Data Analysis

Reasoning

Decision
Sense Making Model
Making Sense of Big Data
Our Research
Research Projects
DIVA: Data Intensive Visual Analytics
• EPSRC (UK Research Council) and DSTL
(Defence Science and Technology Lab)
• Uncert...
Data Provenance
• “The sources of information,
such as entities and processes,
involved in producing an
artefact” (W3C).
•...
Provenance and Narrative
Video: Visualisation & Provenance
Video: Narrative Construction
Looking for domain application
and commercial collaboration
Kai Xu
k.xu@mdx.ac.uk
http://kaixu.me
Visual Analytics - Makingn Sense of Big Data
Visual Analytics - Makingn Sense of Big Data
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Visual Analytics - Makingn Sense of Big Data

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My talk at the Data Visualisation Workshop by Creative Industry KTN

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Visual Analytics - Makingn Sense of Big Data

  1. 1. Visual Analytics: Making Sense of Big Data Dr Kai Xu Senior Lecturer in Visual Analytics Middlesex University, London
  2. 2. Interaction Design Centre
  3. 3. Visual Analytics • Human cognition + machine computation • Data visualisation + analytics
  4. 4. The Sense Making Process Data Analysis Reasoning Decision
  5. 5. Sense Making Model
  6. 6. Making Sense of Big Data
  7. 7. Our Research
  8. 8. Research Projects
  9. 9. DIVA: Data Intensive Visual Analytics • EPSRC (UK Research Council) and DSTL (Defence Science and Technology Lab) • Uncertainty in Human Terrain Analysis – Help ground troops understand local social structure (i.e., the sense making task) • Approach – Visual Analytic – Analytic Provenance
  10. 10. Data Provenance • “The sources of information, such as entities and processes, involved in producing an artefact” (W3C). • Provenance decides the value of the ‘artefact’ • Analytic provenance: how users make sense of data
  11. 11. Provenance and Narrative
  12. 12. Video: Visualisation & Provenance
  13. 13. Video: Narrative Construction
  14. 14. Looking for domain application and commercial collaboration Kai Xu k.xu@mdx.ac.uk http://kaixu.me

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