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Quando la data visualization tradisce - 2025-09-23
PyBari meetup Overview of data driven by data visualization techniques https://www.meetup.com/python-bari/events/311007331/
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Quando la data visualization tradisce - 2025-09-23
- 1. Quando la data visualization tradisce AlessandraBilardi - Data / Automation Specialist @ Corley Cloud
- 2. Alessandra Bilardi Data &Automation Specialist @ Corley Cloud ● AWS User Group Venezia leader ● Coderdojo mentor ● PyData Venice leader ● PyVenice cofounder alessandra.bilardi.net
- 3. Alessandra Bilardi Data &Automation Specialist @ Corley Cloud ● AWS User Group Venezia leader ● Coderdojo mentor ● PyData Venice leader ● PyVenice cofounder alessandra.bilardi.net
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- 10. Napoleon’s Russian campaignof 1812
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- 13. Charles Minard, 1869 1.map with rivers & cities 2. path advanced & retreat 3. quantity of soldiers 4. date of battles 5. temperature ➢ map ➢ line ➢ variable-width flow line ➢ vertical line ➢ line chart
- 14. Time for SomeTheory: motion rules
- 15. Time for SomeTheory: motion rules 1. 0.1 seconds ➢ eye sensitivity
- 16. Time for SomeTheory: motion rules 1. 0.1 seconds 2. 1 second ➢ eye sensitivity ➢ max pause
- 17. Time for SomeTheory: motion rules 1. 0.1 seconds 2. 1 second 3. 10 seconds ➢ eye sensitivity ➢ max pause ➢ max animation duration
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- 20. Challenger - January28, 1986 https://www.scribd.com/doc/234181411/Tufte-Visual-and-Statistical-Thinking
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- 28. Time for SomeTheory: human perception http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
- 29. Time for SomeTheory: human perception 1. position, common scale ➢ scatter plot, point map http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
- 30. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned ➢ scatter plot, point map ➢ scatter plot matrix http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
- 31. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned 3. size, length ➢ scatter plot, point map ➢ scatter plot matrix ➢ bar chart, histogram http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
- 32. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned 3. size, length 4. orientation, angle ➢ scatter plot, point map ➢ scatter plot matrix ➢ bar chart, histogram ➢ pie chart, gradient lines http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
- 33. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned 3. size, length 4. orientation, angle 5. size, area ➢ scatter plot, point map ➢ scatter plot matrix ➢ bar chart, histogram ➢ pie chart, gradient lines ➢ tree map, bubble chart http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
- 34. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned 3. size, length 4. orientation, angle 5. size, area 6. size, volume & brightness ➢ scatter plot, point map ➢ scatter plot matrix ➢ bar chart, histogram ➢ pie chart, gradient lines ➢ tree map, bubble chart ➢ 3d, heat map http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
- 35. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned 3. size, length 4. orientation, angle 5. size, area 6. size, volume & brightness 7. color ➢ scatter plot, point map ➢ scatter plot matrix ➢ bar chart, histogram ➢ pie chart, gradient lines ➢ tree map, bubble chart ➢ 3d, heat map ➢ color hue scales http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
- 36. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned 3. size, length 4. orientation, angle 5. size, area 6. size, volume & brightness 7. color ➢ scatter plot, point map ➢ scatter plot matrix ➢ bar chart, histogram ➢ pie chart, gradient lines ➢ tree map, bubble chart ➢ 3d, heat map ➢ color hue scales http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
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- 38. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned 3. size, length 4. orientation, angle 5. size, area 6. size, volume & brightness 7. color ➢ scatter plot, point map ➢ scatter plot matrix ➢ bar chart, histogram ➢ pie chart, gradient lines ➢ tree map, bubble chart ➢ 3d, heat map ➢ color hue scales http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
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- 43. Time for SomeTheory: human perception 1. position, common scale 2. position, non-aligned 3. size, length 4. orientation, angle 5. size, area 6. size, volume & brightness 7. color ➢ scatter plot, point map ➢ scatter plot matrix ➢ bar chart, histogram ➢ pie chart, gradient lines ➢ tree map, bubble chart ➢ 3d, heat map ➢ color hue scales http://euclid.psych.yorku.ca/www/psy6135/papers/ClevelandMcGill1984.pdf
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- 48. Time for SomeTheory: Data-ink ratio (chapter 4) = +