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Innovative Interfaces Transforming data into insight Eva Kaniasty [email_address] May 2008

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The age of Dynamic Visualization

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Why? <ul><li>Limited attention </li></ul><ul><li>Limited time </li></ul><ul><li>Limited domain knowledge </li></ul>

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Serial (Attentive) Search <ul><li>Limited Working Memory capacity </li></ul><ul><li>Limited Serial Processing capacity </li></ul>

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It’s WM(d?), stupid *This was a hoax

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What’s a graph? <ul><li>Dictionary.com: </li></ul><ul><li>A diagram representing a system of connections or interrelations among two or more things by a number of distinctive dots, lines, bars, etc. </li></ul>

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Parallel (Preattentive) Search <ul><li>Similarity </li></ul><ul><li>Proximity </li></ul><ul><li>Salience/Pop-out </li></ul><ul><li>Closure/Continuity </li></ul><ul><li>Symmetry/Alignment </li></ul><ul><li>Figure/Ground </li></ul>Groupings Comparisons Patterns Gestalt

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Discriminability & Attention <ul><li>Motion Detection </li></ul><ul><li>Change Detection </li></ul><ul><li>Color (especially for red, yellow, green, and blue) </li></ul><ul><li>Size/Length </li></ul><ul><li>Orientation </li></ul><ul><li>Brightness </li></ul>

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Mapping data to image <ul><li>Variable Length (distinguishable steps) </li></ul><ul><li>Data Types </li></ul><ul><ul><li>Numerical (Ranked or Continuous) </li></ul></ul><ul><ul><li>Nominal (Categorical) </li></ul></ul>Green M, “Toward a Perceptual Science of Multidimensional Data Visualization: Bertin and Beyond.”

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Good Graph vs. Bad Graph

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What’s the question? <ul><ul><li>What should I do? </li></ul></ul><ul><ul><li>What should I choose? </li></ul></ul><ul><ul><li>What should I buy? </li></ul></ul><ul><ul><li>What would I like? </li></ul></ul><ul><ul><li>What if? </li></ul></ul>

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What book should I read next? <ul><ul><li>Really? </li></ul></ul>Gratuitous Graph

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Visualizing Numbers Visualizing Words Visualizing Identity

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Visualizing Numbers

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Where is all my money going?

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Analysis Mint.com

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Prediction NYT.com

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Planning Limited Domain Knowledge No fun

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Planning Fidelity myPlan

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Backcasting

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Visualizing Words

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Secondary Organizers The Daily Show

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Salience Newsmap

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Exploration/Discovery LivePlasma

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Graph as user interface Navigation Overview + Detail Direct Manipulation Immediate Feedback

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Visualizing Identity

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Un-satisficing

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Satisficing

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Mental Shortcuts iStorez.com

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Personas Buzzilions

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Structuring the Subjective Buzillions

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Applications <ul><li>Decision-making </li></ul><ul><li>Comparing </li></ul><ul><li>Planning </li></ul><ul><li>Predicting </li></ul><ul><li>Discovering </li></ul><ul><li>Detecting Patterns </li></ul><ul><li>Describing Relationships </li></ul><ul><li>Exploring </li></ul>

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The last word: Funology