Confirmed users, Bureaucrats and Sysops emeriti
3,599
edits
User:Beltzner/Notes From Tufte Course: Difference between revisions
Jump to navigation
Jump to search
m
User:Beltzner/Notes From Tufte Course (view source)
Revision as of 21:06, 5 December 2005
, 5 December 2005re-reformatting
(update, reformatting) |
m (re-reformatting) |
||
| Line 1: | Line 1: | ||
<large>Edward Tufte - Presenting Data</large> | |||
= Fundamental Truths of Visualizing Information = | |||
== Most interesting data is multivariate == | |||
* yet our communication techniques are 2d flatland | * yet our communication techniques are 2d flatland | ||
* escaping flatland is key | * escaping flatland is key | ||
== Progress for communication devices is expressed in an increase of information resolution == | |||
* "what's my rate of information transfer" in a presentation | * "what's my rate of information transfer" in a presentation | ||
* corresponds to progress in intellectual history | * corresponds to progress in intellectual history | ||
| Line 11: | Line 11: | ||
* our time is hundreds of times more than that | * our time is hundreds of times more than that | ||
= ex: Euclid's Geometry (Envisioning, p16) = | |||
* first excellent example of escaping flatland | * first excellent example of escaping flatland | ||
* "people should put names on their work" to signal responsibility / pride | * "people should put names on their work" to signal responsibility / pride | ||
| Line 24: | Line 24: | ||
''QUOTE:'' "Notice these are sidenotes? This is where God wants footnotes." | ''QUOTE:'' "Notice these are sidenotes? This is where God wants footnotes." | ||
= ex: Napoleon's March to Moscow (poster) = | |||
''QUOTE:'' "This is war and peace as told by a visual Tolstoy." | ''QUOTE:'' "This is war and peace as told by a visual Tolstoy." | ||
* any policy decision is based on evidence of causality | * any policy decision is based on evidence of causality | ||
| Line 38: | Line 38: | ||
* multimodal display can yield richer communications and reduce round tripping | * multimodal display can yield richer communications and reduce round tripping | ||
= "GRAND PRINCIPLES" OF ANALYTICAL DESIGN = | |||
# "Show comparisons" | # "Show comparisons" | ||
# "Show causality" | # "Show causality" | ||
| Line 67: | Line 67: | ||
''QUESTION:'' what about emotional impact of design? how can one design for that? should one? | ''QUESTION:'' what about emotional impact of design? how can one design for that? should one? | ||
= ex: Gallileo's Discovery of Saturn & Sunspots (Envisioning, p18) = | |||
* embedded image right alongside word | * embedded image right alongside word | ||
* "Saturn looks like this" ... "when it's blurry, it looks like this" ... | * "Saturn looks like this" ... "when it's blurry, it looks like this" ... | ||
| Line 89: | Line 89: | ||
** this represents a shift to data/evidence based reasoning | ** this represents a shift to data/evidence based reasoning | ||
= ex: Shiner's Refuting of Sunspots (Envisioning, p19) = | |||
* uses small multiples | * uses small multiples | ||
* once the viewer figures out the format, small multiples can be quickly scanned and compared | * once the viewer figures out the format, small multiples can be quickly scanned and compared | ||
| Line 102: | Line 102: | ||
** more comparative data is avaiable which prevents cherry-picking | ** more comparative data is avaiable which prevents cherry-picking | ||
= ex: John Gotti's "spreadsheet of crime" acquittal chart (Envisioning, p31) = | |||
* this is a large multiple | * this is a large multiple | ||
* yet these are "dummy variables"; they don't show multiplicity! | * yet these are "dummy variables"; they don't show multiplicity! | ||
| Line 112: | Line 112: | ||
* better than flipcharts/powerpoint since it lets the viewer explore it at their own speed/style | * better than flipcharts/powerpoint since it lets the viewer explore it at their own speed/style | ||
= Scaling, Explaining Magnitude (Explanations, p16-24) = | |||
* looks better in the "after" image because the perspective is adjusted, resulting in a more intimate view | * looks better in the "after" image because the perspective is adjusted, resulting in a more intimate view | ||
* good example of how size, magnitude and quantity | * good example of how size, magnitude and quantity | ||
| Line 128: | Line 128: | ||
** the scale is driven by the cognitive task of wanting to compare the slopes | ** the scale is driven by the cognitive task of wanting to compare the slopes | ||
= Showing Causality (Explanations, p30) = | |||
* John Snow's map of London during the cholera epidemic illustrated causality by adding pumps to locations of deaths | * John Snow's map of London during the cholera epidemic illustrated causality by adding pumps to locations of deaths | ||
* ended up bringing an end to cholera epidemics in England | * ended up bringing an end to cholera epidemics in England | ||
| Line 135: | Line 135: | ||
* see page 53, Visual Explanations which was the nexus of the "grand principles" | * see page 53, Visual Explanations which was the nexus of the "grand principles" | ||
= Explaining Magic (Explanations, p55) = | |||
* requires 5 dimensions: 3 for space, 1 for time, 1 for reveal/concealed | * requires 5 dimensions: 3 for space, 1 for time, 1 for reveal/concealed | ||
* based in the design of disinformation | * based in the design of disinformation | ||
| Line 144: | Line 144: | ||
* advice learned from magic for presentations is on Explanations p68 | * advice learned from magic for presentations is on Explanations p68 | ||
= Parallelism (Explanations, p82) = | |||
* went over many examples of parallel graphics | * went over many examples of parallel graphics | ||
* fantastic example on page 90-91 of the history of music | * fantastic example on page 90-91 of the history of music | ||
| Line 154: | Line 154: | ||
* to clarify, add detail, don't remove content! | * to clarify, add detail, don't remove content! | ||
= Sparklines (Beautiful Evidence 4pg Advance) = | |||
* boy he likes these | * boy he likes these | ||