Data Visualization
Nor Akmal Zaini Bt Mat Ya'acob
(2019324847)
Introduction
History
How to Implement/Build Data
Example of Open Data
Chart Example
transforms abstract concepts into visual information
to communicate information clearly and efficiently to users
data that represent in graphic
Pie chart
Gantt chart
flow charts
Waterfall chart
Charles Minard mapped Napoleon’s invasion of Russia
pie chart in the early 1800s
maps and graphs in the 17th century
will promote that creative data exploration
2) Identify messages of the visualization
3) Choose the right chart type
4) Use color, size, scale, shapes and labels to direct attention to the key messages
1) Know your data and start with basic visualizations
World Bank Open Data
Google Public Data Explorer
WHO’s Open Data repository
help us deal with more complex information and enhance memory
bar chart
line chart
flow chart
scatterplot
know the dataset well
know each variable represents
Gauge chart
Funnel chart