Mobile Phone Camera Interface for Novices

1
Mobile Phone Camera Interface for Novices

• Aiding novices to improve their picture taking
  skills
• Karina Alvarez

2
Problem

• Past and current cell phone camera interfaces are
  confusing and difficult to navigate through.
  Icons are not familiar or understandable and
  settings menus can get too in depth.

3
Existing Interface
4
Developed Interface
5
Developed Interface (continued..)
6
User Study Conditions

• 20 Participants
• 10 current interface/10 new interface
• Participants did not know which interface they
  had or that I was even comparing interfaces in
  the study.
• Participants were given 5 different tasks to
  complete.
• Errors were recorded
• Participants were then asked to answer 14
  questions on a scaled basis and 6 free response
  questions.
• Metrics
• Primary Error Rate
• Secondary Survey Scaled Responses

7
Study Results

• P value lt0.05
• T-values gt 2.0

8
Study Results

• Accept Ha, Reject Ho
• can conclude the new interface and the current
  interface error rates and user preference rating
  is statistically different at the 95 data
  confidence interval.
• Novice users like more text and simpler
  applications.