university of california tableau user group (tug) · university of california tableau user group...
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University of California Tableau User Group (TUG)
Hosted by: UCOP Institutional Research & Academic Planning
1-12-18
1/18/2018 1 UC TUG
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Agenda
Welcome & Introductions A Neat Functionality Linear Storyboard – Joey Van Matre – 15 minutes
Feedback on a viz in development Creating Sankey Diagrams in Tableau – Joey Van
Matre – 15 minutes Useful Design Best Practice Color Theory – Darin Jensen – 15 minutes
Questions – 15 minutes Next Meeting
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A Neat Functionality
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Linear Storyboard Example
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Feedback – Viz in Development
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Creating Sankey Diagrams Using Tableau
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Best Practice – Color Theory
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Primary Colors
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Primary & Secondary Colors
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Complimentary Colors
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Hue: A Color on the Spectrum
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Color Saturation: How Much Gray is Added to a Hue
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Color Value: Quality of lightness & darkness
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High value
Low value
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Color Value: Quality of lightness & darkness
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As sensation, all colors fall into one of these seven forms. Devised by Faber Birren Dent. Cartography: Thematic Map Design, 5th ed.
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Function of Color in Dashboard Design
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Used as a simplifying and clarifying agent
Used for categorizing
Elicits subjective reaction and emotional response
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Color Discrimination
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Color discrimination is a perception - a construct of the mind. Color is a sensing and cognitive process
between the eye and the brain.
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Color Use: Establish figure & ground contrast
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Cognitive ability to separate elements based on contrast – dark or light. When we look at something we separate out a foreground, or figure, and a background, or ground. The foreground is usually the main subject on which we will
subsequently focus, whilst the background is generally ignored.
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Color Use: Receding & Advancing Colors
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Advancing Colors: warm colors (red/violet, red, red/orange, orange, yellow/orange, yellow). They appear to come towards you. Receding Colors: cool colors (green, blue/green, blue, blue/violet). They appear to go away from you.
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Color Use: RGB or CYMK?
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As a designer, it is essential to know when to use RGB vs CMYK. A good rule of thumb is anything dealing with the web should
always be in RGB and printed material should be in CMYK.
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Color Mixing: Additive & Subtractive
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Conventions – Qualitative & Quantitative
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Blue: cool phenomena and air Red and orange: extreme or
warm phenomena Brown: desiccated and earthen
features Green: money and growth
(extension of flourishing)
Color saturation or intensity gradations are used to denote data values. High intensity or saturation
equals high data value
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Color Frequency
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Highest value
lowest value
Too many divisions
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Useful Links Data Science Webinar - Best Practices for Using Color in Data Visualizations:
https://www.tableau.com/learn/webinars/best-practices-using-color-data-visualizations-how-and-why
Tableau Essentials: Formatting Tips – Color: https://www.interworks.com/blog/ccapitula/2015/02/12/tableau-essentials-formatting-tips-color
Tableau Visual Analysis Best Practices: http://www.dataplusscience.com/files/visual-analysis-guidebook.pdf
Sankey Diagram in Tableau: https://www.youtube.com/watch?v=1HwCzlA9hI4 Tableau Reference Guide - http://www.tableaureferenceguide.com/ (everything
from graphing, color and mapping to calculations and server administration) Embedding Tableau Views into Webpages:
https://onlinehelp.tableau.com/current/pro/desktop/en-us/embed.html
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Next Meeting
• Friday, February 9th 2018 • Presentation by UCOP Procurement
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