Hci Overview

A Quick Overview of Human-Computer Interaction Brad Myers Human Computer Interaction Institute February 4, 2008

Who are “Users”? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is the “User Interface”? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is “Usability”? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why is Good Usability Important? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Hard to Design UIs? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Difficult, 2 ,[object Object],[object Object],[object Object],[object Object]

Why Difficult, 3 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Difficult, 4 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Hard to Implement? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to organize development process ,[object Object],[object Object],[object Object]

“Usability Engineering” ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How Achieve Good Usability? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Many HCI methods to choose from ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

1. Know the User ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Contextual Inquiry & Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Contextual Inquiry ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Context? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Key distinctions about context ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

2. Prototyping and Iterative Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Another example ,[object Object]

Resulting Prototype and Final Design

Iterative Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

3) Analyzing the System ,[object Object],[object Object],[object Object],If users can’t use it, it doesn’t work!

Objective Measurements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Goal Levels ,[object Object],[object Object],[object Object],[object Object],[object Object],Errors 0 1 2 5 Best Desired Minimum Acceptable Current

User Studies ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Quality, before and after user tests Good designers Average designers

What to Evaluate ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Number of test users ,[object Object],[object Object],[object Object],[object Object],[object Object]

Heuristic Evaluation Method ,[object Object],[object Object],[object Object],[object Object]

10 Basic Principles ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How to do Heuristic Evaluation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],purple?

Resources for Further Study ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A Quick Overview of Human-Computer Interaction Brad Myers Human Computer Interaction Institute [email_address] http:// www.bam.cs.cmu.edu / Thank You!

Hci Overview

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