Topic_16_Information_Visualization

Information Visualization

A graphical representation of data to help understand patterns, trends, and insights.

Numerical Data

Data represented by numbers that can be measured and ordered.

Categorical Data

Things without order, where one is not worth more or ranked higher than another. ie. languages, states, genders

Ordinal Data

mix between categorical and numerical. Things that are naturally ordered in groups, but they have no meaning to them (Days of the week, months, rating scale (1-10)

Pre-Attentive Processing

The ability to quickly identify certain features in visual displays before focused attention is applied.

Effectiveness of Chart Attributes

The impact of different chart design elements on the comprehension of data.

Why Should We Care About Visualization?

Visualization helps us make sense of vast amounts of data by presenting it in an understandable format.

Types of Charts

Different chart types are used to visualize various data relationships, such as line for time series or pie for parts of a whole.

Visual Design

The practice of creating visuals that effectively communicate information comprehensively.

Visualization Pitfalls

Common traps in data visualization that result in misinterpretation, such as irrelevant dimensions or poor visual design.

Data Design

Selecting and organizing the appropriate data dimensions for effective visual representations.

Impact of Covid-19 on visualizations

Data representations that inform people about the effects and statistics related to the COVID-19 pandemic.

Classic Examples of Visualization

Historical instances of data visualizations that effectively showcased information, such as John Snow's Cholera map.

Understanding Target Audience

Recognizing the skills and needs of users for whom the visualization is designed.

3 types of data that we can visualize

Quantitative, categorical, and temporal data.

Why is it important to consider certain perceptual characteristics when displaying data visually?

Vision is our most dominant form of perception, understanding how we perceive things can help us design properly

What are some things that we can do to impact pre attentive processing

Colour, orientation, motion, size