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Data Visualization
Analyzing your library data
ELUNA 2015 Minneapolis
Michael Cummings, GWU
ELUNA
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data2
Agenda
Data visualization goals
Access: Crosstab q...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data3
Data Visualization Goals
Task: Searching for signi...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data4
Extract, transform, load (ETL)
ELUNA
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data5
Extract, Transform, Load
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data6
• Open Interface Web Services API
• Canned Access ...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data7
• SQL*Plus
- delimited text file
- xml data file
•...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data8
• Access
- Crosstab query
• Excel
- Pivot Table
- ...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data9
Extract, Transform, Load: examples
• How to use:
•...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data10
Access: Crosstab query
ELUNA
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data11
Access
Standard query
Results: Each Fiscal Period...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data12
Access Crosstab query: Configuration
Crosstab Row...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data13
Access Crosstab query: Results
The crosstab query...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data14
Excel: Sort & Filter
ELUNA
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data15
Excel Sort & Filter
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data16
Excel: Pivot Table
ELUNA
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data17
• Select all rows, columns
• Select the Insert ta...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data18
Excel Pivot Table: Step 1
Step 1. Select field(s)
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data19
Excel Pivot Table: Steps 2 and 3
ISSN
FY
Step 2. ...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data20
Excel Pivot Table: 2010-2014
• Changed label from...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data21
Excel Pivot Table: 2009-2015 with conditional for...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data22
Excel: Pivot chart
ELUNA
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data23
Excel Pivot Chart: Step 1
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data24
Excel Pivot Chart: Step 2
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data25
Excel Pivot Chart
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data26
Excel Pivot Chart: Legend and Filters
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data27
Excel Pivot Chart: filter applied
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data28
Tableau
ELUNA
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data29
Tableau
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data30
Tableau: Create Tableau Public Account
Introducto...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data31
Tableau: Resources. Download the application
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data32
Tableau: Open data file
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data33
Tableau: Worksheet configuration
Drop field here
...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data34
Tableau: Rows and Columns Selected
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data35
Tableau “Show Me” wizard
• Tableau’s “Show Me” wi...
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data36
Tableau: Basic pivot table
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data37
Tableau: Color scaled pivot table
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data38
Tableau: Stacked bar chart
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data39
Tableau: Add a filter
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data40
Tableau: Visualization hosted on Tableau Public
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data41
Tableau: multiple value filter
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data42
Tableau: Download
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data43
Tableau: Share
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data44
Tableau: Embedded on a web page
ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data45
Contact
Michael Cummings
Library Systems Coordina...
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ELUNA 2015 Data Visualization

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Data Visualization: Analyzing your library data provides tips on using Access crosstab query; Excel pivot table and pivot chart; Tableau Public. A presentation at ELUNA, 2015. Supplemental file also available on slideshare.

Veröffentlicht in: Daten & Analysen
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ELUNA 2015 Data Visualization

  1. 1. Data Visualization Analyzing your library data ELUNA 2015 Minneapolis Michael Cummings, GWU ELUNA
  2. 2. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data2 Agenda Data visualization goals Access: Crosstab query Tableau Software Extract, transform, load (ETL) Excel: Filters, Pivot table & chart
  3. 3. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data3 Data Visualization Goals Task: Searching for significant facts Goal: Discovery Task: Examining and making sense of data Goal: Understanding Task: Conveying information to others Goal: Informed Decisions “Why do we visualize quantitative data?” by Stephen Few http://www.perceptualedge.com/blog/?p=1897
  4. 4. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data4 Extract, transform, load (ETL) ELUNA
  5. 5. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data5 Extract, Transform, Load
  6. 6. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data6 • Open Interface Web Services API • Canned Access Reports • Global Data Change (Voyager) Extract, Transform, Load: tools
  7. 7. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data7 • SQL*Plus - delimited text file - xml data file • Linux Shell scripts automation <XML> XSLT • XML / XSLT stylesheet transform Extract, Transform, Load: tools
  8. 8. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data8 • Access - Crosstab query • Excel - Pivot Table - Pivot Chart - Functions - Sort & filter • Google Refine • CGI / Perl • OAI / PMH • curl, z39.50,JSON, Python, and more … Extract, Transform, Load: tools
  9. 9. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data9 Extract, Transform, Load: examples • How to use: • Access crosstab query • Excel sort and filter • Excel Pivot table and Pivot chart • Tableau Public Download this supplemental file which includes: • Sample Access Report • SQL*Plus query to output XML data • Sample XSLT stylesheet to transform XML data • OAI / PMH syntax and sample query • curl syntax and sample query • JSON sample text, screen shot of a custom catalog built with Django & Python
  10. 10. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data10 Access: Crosstab query ELUNA
  11. 11. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data11 Access Standard query Results: Each Fiscal Period is a row
  12. 12. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data12 Access Crosstab query: Configuration Crosstab Row Heading = BIB_INDEX.DISPLAY_HEADING Crosstab Column Heading = FUNDLEDGER_VW.FISCAL_PERIOD_NAME Crosstab Value = Expression ‘Fund Amount’ as Sum(CCur([AMOUNT]/100)) Crosstab query What’s different:
  13. 13. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data13 Access Crosstab query: Results The crosstab query output shows the year by year expenditure for each ISSN. The highlighted row for number 0217-7323 is the same dataset from the standard query, except the values are shown in columns labelled by fiscal year. Crosstab query results
  14. 14. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data14 Excel: Sort & Filter ELUNA
  15. 15. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data15 Excel Sort & Filter
  16. 16. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data16 Excel: Pivot Table ELUNA
  17. 17. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data17 • Select all rows, columns • Select the Insert tab • Select Pivot Table • Choose new worksheet Excel Pivot Table: Selection
  18. 18. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data18 Excel Pivot Table: Step 1 Step 1. Select field(s)
  19. 19. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data19 Excel Pivot Table: Steps 2 and 3 ISSN FY Step 2. Place field(s) Amount Value field setting: Sum Number format Currency Step 3. Configure value
  20. 20. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data20 Excel Pivot Table: 2010-2014 • Changed label from Amount to Expenses (cell A3) • Filtered the FY / fiscal year to 2010 through 2014 (cell B3) ISSN FY
  21. 21. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data21 Excel Pivot Table: 2009-2015 with conditional formatting To create a conditional format: • Go to the Design tab on the menu and choose a design theme • Go to the Home tab on the menu, choose a Conditional formatting color theme
  22. 22. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data22 Excel: Pivot chart ELUNA
  23. 23. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data23 Excel Pivot Chart: Step 1
  24. 24. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data24 Excel Pivot Chart: Step 2
  25. 25. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data25 Excel Pivot Chart
  26. 26. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data26 Excel Pivot Chart: Legend and Filters
  27. 27. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data27 Excel Pivot Chart: filter applied
  28. 28. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data28 Tableau ELUNA
  29. 29. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data29 Tableau
  30. 30. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data30 Tableau: Create Tableau Public Account Introductory Video
  31. 31. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data31 Tableau: Resources. Download the application
  32. 32. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data32 Tableau: Open data file
  33. 33. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data33 Tableau: Worksheet configuration Drop field here Drop field here Dropfieldhere
  34. 34. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data34 Tableau: Rows and Columns Selected
  35. 35. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data35 Tableau “Show Me” wizard • Tableau’s “Show Me” wizard is programmed to recognize the available dimensions and measures, and to guide the user to select an option. • You can reposition the floating Show Me widget, or dock it on the menu. • Click on one of the thumbnails that represent a type of visualization. Tableau will fill-in the values. Several variations generated by the Show Me wizard are shown on the following slides.
  36. 36. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data36 Tableau: Basic pivot table
  37. 37. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data37 Tableau: Color scaled pivot table
  38. 38. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data38 Tableau: Stacked bar chart
  39. 39. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data39 Tableau: Add a filter
  40. 40. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data40 Tableau: Visualization hosted on Tableau Public
  41. 41. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data41 Tableau: multiple value filter
  42. 42. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data42 Tableau: Download
  43. 43. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data43 Tableau: Share
  44. 44. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data44 Tableau: Embedded on a web page
  45. 45. ELUNA 2015 Minneapolis Data Visualization: Analyzing your library data45 Contact Michael Cummings Library Systems Coordinator Scholarly Technology Group The George Washington University michaelc@gwu.edu (202) 994-4806 (202) 507-2675 mobile Slideshare: http://www.slideshare.net/cummingsdc github: https://github.com/cummingsm ELUNA: http://documents.el-una.org/view/creators/Cummings=3AMichael=3A=3A.html

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