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Teug gri 20180329

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Effective Ranking and Data Structure for Tableau

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Teug gri 20180329

  1. 1. Effective Ranking and Data Structure March 29, 2018 Dr. Masabumi Furuhata Tableau English User Group ~ Episode 4
  2. 2. ©GRI Inc. About Me 2 Dr. Masabumi Furuhata - Data Scientist - AI Researcher in Mechanism Design - Consultant GRI Inc. • Data Analysis for Business Planning Career Dwango University of Southern California Japan Advanced Institute of Science & Tech. KPMG Consulting Marubun Education PhD Universite de Toulouse PhD University of Western Sydney Master University of Tsukuba
  3. 3. ©GRI Inc. What We Do? 3 AI(Prediction/Classificat ion/Clustering) Data Engineering -DB/Data Mart -Infrastructure -Crawling/scraping/API -ETL Insight Extraction -Tableau -Python/R -Natural Language Processing -xgboost -Deep Learning -State-space Model -Graph Theory BI (Data-Driven Culture) -Tableau -Network Visualization -Consultation/DevOps Business Analyst Data Engineer Data Architect Data Analyst Data Scientist Consultant Data Scientist Data
  4. 4. ©GRI Inc. Our Approach 4 BI (Tableau) AI (Machine Learning) Analytical Data Set Data Sources
  5. 5. ©GRI Inc. Ranking Popular Distributed Computing Packages for Data Science 5 https://www.kdnuggets.com/2018/03/top-distributed-computing-packages-data- science.html Raw Data
  6. 6. ©GRI Inc. Simple Ranking 6
  7. 7. ©GRI Inc. Difficult to Understand Composition Ratio 7
  8. 8. ©GRI Inc. Melt Data 8
  9. 9. ©GRI Inc. Ranking with Compositions 9
  10. 10. ©GRI Inc. Some Options to Melt Data 10 Tableau (pivot): https://onlinehelp.tableau.com/current/pro/desktop/en-us/pivot.html Tableau Excel Add-In (reshape): https://community.tableau.com/docs/DOC- 10394?lang=ja-jp Alteryx (transpose): https://community.alteryx.com/t5/Data-Preparation- Blending/Reshape-Excel-Data-Like-Tableau-Excel-Add-in/td-p/13152 Talend(tUnPivot): https://www.talendforge.org/forum/viewtopic.php?id=21185 or http://gri.jp/report/data-science/10953 Pentaho(row normaliser): https://stackoverflow.com/questions/35804723/how-do-i- transpose-a-table-in-pentaho-kettle-from-rows-to-columns-without-the-he R(gather/melt): http://tidyr.tidyverse.org/ Python(melt): https://pandas.pydata.org/pandas- docs/stable/generated/pandas.melt.html Easy Morph(Unpivot): http://help.easymorph.com/doku.php?id=transformations:unpivot Further reading: “Just So” by Joe Mako http://www.datarevelations.com/surveyjustso.html
  11. 11. ©GRI Inc. Dynamic Ranking 11 https://public.tableau.com/profile/griinc6648#!/vizhome/superstore_Ranking/1 Parameter & Case Statement
  12. 12. ©GRI Inc. Body Parts Worried About 12 https://public.tableau.com/profile/griinc6648#!/vizhome/_17653/sheet0
  13. 13. ©GRI Inc. How to find coordinates of a picture  https://www.mobilefish.com/services/record_mouse_coordinates/record_ mouse_coordinates.php 13
  14. 14. ©GRI Inc. A Trick to Display Two Images Independently 14 Background Image -> Option “Set Dimension”
  15. 15. ©GRI Inc. Train Users and Route Map 15 https://public.tableau.com/profile/griinc6648#!/vizhome/_20252/sheet0
  16. 16. ©GRI Inc. Mapbox 16
  17. 17. ©GRI Inc. Set Mapbox Layer ID 17
  18. 18. ©GRI Inc. List of Station Coordinates  http://www.ekidata.jp/ 18
  19. 19. ©GRI Inc. Anime Ranking with Youtube 19 https://public.tableau.com/profile/masabumi.furuhata4893#!/vizhome/2017_105/2017
  20. 20. ©GRI Inc. Anime Twitter Follower Co- occurence Network (Javascript) 20
  21. 21. ©GRI Inc. Summary Ranking provides good starting points to understand data. Tableau makes it possible to filter population of ranking data interactively. Data needs to be formatted appropriate ways. Tableau is not so good at using networked data. 21

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