大数据可视化代写|COMP3736 Information Visualization Big Data and Visual Analytics

这是一篇来自英国的关于大数据和可视化分析的计算机代写

 

Visualization for Big Data

  • Visualization needed to

Design/validate processing algorithms

Gain insights

Communicate findings

  • Methods

Multivariate visualization techniques

Visual analytics

Leverage high-resolution displays

Visual analytics is …

  • The scientific discovery method needed to solve

Grand Challenge problems

Illuminating the Path: The Research and Development

Agenda for Visual Analytics (2005).

  • Homeland security (USA)
  • “… counter future terrorist attacks … facilitate advanced

analytical insight”

  • https://ils.unc.edu/courses/2017_fall/inls641_001/books/

RD_Agenda_VisualAnalytics.pdf

Mastering the Information Age: Solving Problems with

Visual Analytics (2010).

  • Fraud, business, health, science, etc.
  • http://www.visual-analytics.eu/book/aboutbook/
  • Key visualization method for Big Data

Automation

  • Best when looking for known patterns

e.g., OLAP cubes

  • Designed to generate particular report
  • Fast (database optimisation)

Need to know model

  • And (often) parameters

Or derive model from vast quantity of data

  • “Google” approach
  • Typically bad for discovery

Video

  • Visual Analytics – Mastering the Information

Age

“Big data” applications

  • Biology: High-throughput genomics
  • Business intelligence: Competitive advantage
  • Bank fraud: Find patterns faster than

criminals change them

  • Epidemics: Cause of outbreak

http://www.youtube.com/watch?v=K9PvskathGI

Epidemics (1)

  • Initial analysis

Hypothesis: Infectious disease?

Patient treatment data

Geographic visualization

High-resolution display-wall

  • 32 x 30-inch displays (131 million pixels)
  • 18 x computers
  • Dedicated 10 megabit network

Small-group collaboration

  • Outbreak stopped suddenly

Analysts’ knowledge of epidemic patterns

  • Hypothesis: Caused by food poisoning?

程序代写代做C/C++/JAVA/安卓/PYTHON/留学生/PHP/APP开发/MATLAB


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