18. Ten Usability Heuristics 18/09/11 Vernier - Visentini Research Project in Pervasive Computing 1) Visibility of system status 2) Match between system and the real world 3) User control and freedom 4) Consistency and standards 5) Error prevention 6) Recognition rather than recall 7) Flexibility and efficiency of use 8) Aesthetic and minimalist design 9) Help users recognize, diagnose, and recover from errors 10) Help and documentation
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22. UT example 18/09/11 Vernier - Visentini Research Project in Pervasive Computing The usability experts that perform the test are: Marco Vernier – abbreviation MV Ingrid Visentini – abbreviation IV A – Visualize the details of a challenge MV IV 1 – The user tries to get the right effect? YES YES 2 – The user notice that the correct action is available? YES YES 3 – The user associate the correct action with the effect that is going to get? YES YES 4 – If the correct action has been executed, the user sees that there is a step towards the solution of the task? YES YES
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28. Use cases examples 18/09/11 Vernier - Visentini Research Project in Pervasive Computing
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34. Results - Users profiles 18/09/11 Vernier - Visentini Research Project in Pervasive Computing User Sex Age Occupation Computer skills Smartphone skills Played with a smartphone game Played with internet games U1 F 26 Student Medium Medium NO NO U2 M 31 Student Medium-High Medium YES NO U3 F 24 Student Medium -- YES YES U4 M 27 R.S. Member High High YES NO U5 M 28 Student High -- YES NO U6 M 26 -- Medium-High Medium YES NO U7 M 28 Student High Low-Medium YES NO U8 M 31 Research Ass. High Medium YES NO
35. Results - Users profiles 18/09/11 Vernier - Visentini Research Project in Pervasive Computing
36. Results - Users profiles 18/09/11 Vernier - Visentini Research Project in Pervasive Computing
37. Tests results version 2.3 (1) 18/09/11 Vernier - Visentini Research Project in Pervasive Computing Problems Use Case User Solution Frequency Impact Severity Recognizing problem of map button A,B,C U1,U2,U3 Add a zoom icon 3 3 Critical Misunderstanding between the text “create challenge” with “create a new challenge” H,F U3-U6,U4 Change the entire interface 3 3 Critical Add the challenge to “my favorite” – Problems with the “add button” F U4-U7 Add a “favorite button” on the bottom 2 2 Serious Problem with the text in the popup “create challenge” L,I U4,U5-U7 Change the entire text 2 2 Serious Waiting time is not clear during the fight requests E U6 Add another method of request to fight 2 1 Serious Misunderstanding of the icon run (two man) during the challenges C,B U6,U8 Change with another icon – maybe is a mockups problem 2 2 Serious Misunderstanding with the label “Create Challenge” and “My created Challenge” H U6 Change the entire interface 2 2 Serious
38. Tests results version 2.3 (2) 18/09/11 Vernier - Visentini Research Project in Pervasive Computing Problem with the compass. Is this the direction that I have to follow? B U8 New versions of compass 1 3 Serious Misunderstanding with the face icon I U5 -- 1 1 Low Misunderstanding of the possibility to order the challenges G U5 Maybe is a mockups problem 1 1 Low Misunderstanding of the point during the fighting D U5 1 1 Low Misunderstanding of the text “Best time” C U6 -- 1 1 Low Problem with the dimension of the icons A U7 Change the dimension of the icons 1 1 Low Misunderstanding with the number in Player’s name – think that the number is a point D U7 -- 1 1 Low
39. Test results ver. 2.4 18/09/11 Vernier - Visentini Research Project in Pervasive Computing Problems Use Case User Solution Frequency Impact Severity Misunderstanding of the second marker in the compass representation G U2 Chose a new compass representation 3 3 Critical Misunderstanding overview button: did not do what I expected B,C U4,U5 Change label with “minimap” 2 3 Critical Press “Change options” to insert the search parameters A U1 2 1 Serious Problem name My challenge A U1 1 1 Low Ordering of the list was not obvious D U3 Maybe is a Mockups problem 1 1 Low Not clear the button back to fight D U3 Write “back to fight menu” 1 1 Low
40. Some examples – main menu 18/09/11 Vernier - Visentini Research Project in Pervasive Computing V2.3 V1
41. Challenges menu 18/09/11 Vernier - Visentini Research Project in Pervasive Computing V1 V2.4 V2.3
42. Challenges in action 18/09/11 Vernier - Visentini Research Project in Pervasive Computing V1 V2.3 V2.4
43. Map view 18/09/11 Vernier - Visentini Research Project in Pervasive Computing V1 V2.4
44. Create a challenge - waypoints 18/09/11 Vernier - Visentini Research Project in Pervasive Computing V1 V2.4
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