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[DevDay2019] How to achieve usability - By Dr. Martin Theis, General Director at Dallmeier Vietnam

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In this talk, he will give insight into Dallmeier's approach to create business software for customers with a high usability. He will use interviews and a consistent style guide, to create optimized workflows, and consequently implement them. The talk will be focusing on practical examples.

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[DevDay2019] How to achieve usability - By Dr. Martin Theis, General Director at Dallmeier Vietnam

  1. 1. V1.007/2017©Dallmeierelectronic 1www.dallmeier.com See more. How to achieve usability
  2. 2. 2 Intro Analysis Structure Context Style Guide Review Q & A Founded in 1984 by Dieter Dallmeier More than 20 locations worldwide 400+ employees, 120 in R & D Physical Security Information Management (PSIM) Specialist in video capturing, transmission, recording, analysis
  3. 3. 3 Intro Analysis Structure Context Style Guide Review Q & A
  4. 4. 4 Usability of SW is … Appropriate to task Self explanatory Standard compliant Supportive Learnable Efficient Transparent Aesthetic / clear Readable Consistent … achieved by Understanding tasks / WFs Contextual infos / actions Structure (Perspectives) Style Guide Reviews Intro Analysis Structure Context Style Guide Review Q & A
  5. 5. 55 Click me Success Snapshot saved C:Files...snapsho1.png Error Backup failed not enough memory Intro Analysis Structure Context Style Guide Review Q & A
  6. 6. 6 Flexible windows = moving, resorting Intro Analysis Structure Context Style Guide Review Q & A Gaps in layout = inefficient use of space
  7. 7. 7 No search and filter Intro Analysis Structure Context Style Guide Review Q & A Module bar gives no indication about already opened modules
  8. 8. 8 Relationship between elements unclear. Markup of video split too discrete Intro Analysis Structure Context Style Guide Review Q & A Blue markup too dominant
  9. 9. 9 Intro Analysis Structure Context Style Guide Review Q & A
  10. 10. 10 Intro Analysis Structure Context Style Guide Review Q & A
  11. 11. 11 Canvas area #1 VMS Core Canvas area #1 VMS Loupe External apps Intro Analysis Structure Context Style Guide Review Q & A VMS = Video Management System
  12. 12. 1212 Intro Analysis Structure Context Style Guide Review Q & A Tabs Detail / Contextual information Contextual actions Primary action
  13. 13. 1313 Intro Analysis Structure Context Style Guide Review Q & A Tabs Detail information Contextual actions List (events, messages, alarms, tasks) Filter type, date, location, criticality
  14. 14. 1414 Intro Analysis Structure Context Style Guide Review Q & A
  15. 15. 15 Modal dialog Non-Modal window Intro Analysis Structure Context Style Guide Review Q & A
  16. 16. 16 Intro Analysis Structure Context Style Guide Review Q & A
  17. 17. 17 Questions? Intro Analysis Structure Context Style Guide Review Q & A
  18. 18. 18 Intro Analysis Structure Context Style Guide Review Q & A interviews @ City of London Police • 2 days (2016/11/17 - 2016/11/18) • ~10 operators • Switchboard, Radio, CCTV, RIO, Supervisor • Experiences with current system? • Tasks and workflows? • System setup? • Daily work? • „think aloud“ • Questions about specific aspects
  19. 19. 19 Intro Analysis Structure Context Style Guide Review Q & A
  20. 20. 20 Intro Analysis Structure Context Style Guide Review Q & A Switchboard Switchboard RIO RIO Radio Radio CCTV CCTVSpecial event room Video wall Replay Inspector Supervisor Kitchen
  21. 21. 21 Intro Analysis Structure Context Style Guide Review Q & A Jane Doe John Doe User information Aged 30-50 male/female = 50 : 50 Sometimes former street officers 3 – 4 week training, fully productive after 2 years Often work in the control room for decades
  22. 22. 2222 Intro Analysis Structure Context Style Guide Review Q & A
  23. 23. 2323 Intro Analysis Structure Context Style Guide Review Q & A Collaborative workflow like a document many users edit at the same time different goals are represented via perspectives perspectives are switchable no sequence per se no states
  24. 24. 2424 Intro Analysis Structure Context Style Guide Review Q & A VMS All Switch
  25. 25. 25 Intro Analysis Structure Context Style Guide Review Q & A
  26. 26. 26 Intro Analysis Structure Context Style Guide Review Q & A Switchboard Progress bar for background check Roles working on the incident Special toolbar for evidence collection evidence tab
  27. 27. 27 Intro Analysis Structure Context Style Guide Review Q & A
  28. 28. 28 Intro Analysis Structure Context Style Guide Review Q & A
  29. 29. 29 inconsistent unclear Intro Analysis Structure Context Style Guide Review Q & A
  30. 30. 30 not supportive not efficient Intro Analysis Structure Context Style Guide Review Q & A
  31. 31. 31 not supportive not efficient Intro Analysis Structure Context Style Guide Review Q & A
  32. 32. 32 Achieve usability by Understanding tasks / workflows Delivering Contextual information / actions Structuring the application Using a Style Guide Performing Reviews Intro Analysis Structure Context Style Guide Review Q & A
  33. 33. V1.007/2017©Dallmeierelectronic 33www.dallmeier.com See more. Thank you very much for your attention!
  34. 34. 34 Questions? Intro Analysis Structure Context Style Guide Review Q & A

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