iTCGA: Visualization

Daniel Haehn

CS480 /

CS697

Spring 2024

Scientific Visualization

Information Visualization

Data Visualization

Scientific Visualization == black background

Information Visualization == white background

Charts

as building blocks

Kourosh's Gene Expression Data

2D Cancer Annotation

3D Visualization for Surgical Planning

Who has the most #1s?

Who has the least?

Tables are visualizations too!

this is one is better

Visualizations should reduce the cognitive load when looking at data!

First example of chronophotography

Coxcomb chart, very popular today

Line Chart Aspect Ratio

3D plots can lead to occlusion and confusion

and these are ugly colors!!

Colors!

Can you tell which color represents higher or lower values?

What's wrong with this chart?

Source: World Bank

Let's go!