Mdst 3559-01-27-data-journalism-studio

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Mdst 3559-01-27-data-journalism-studio

  1. 1. Data JournalismStudio<br />MDST 3559: DataestheticsProf. Alvarado1/27/2011<br />
  2. 2. Business<br />Late comers<br />Readings still required for mid-term<br />
  3. 3. Review:Features of Data Journalism<br />Depends on emergence of the datasphere<br />Transparency (Politics 2.0)<br />All data leaks<br />... and freely available tools for publishing and visualizing data (Web 2.0)<br />Google Docs, Zoho, Factual<br />ManyEyes<br />Data converted into a common format<br />CSV = “comma separated vales” = tabular data in a text file<br />
  4. 4. Features of Data Journalism (ii)<br />Stories directly reference the data they use<br />e.g. via embedded links to Google Docs<br />Definition of story changes ...<br />Visualizations can be stories in themselves<br />The act of data curation itself considered a journalistic act<br />Journalism, as the Fifth Estate, still mediates between power and people, but in new ways<br />A new relationship of power is opened up<br />
  5. 5. TBL says the future of journalism scholarship "lies with journalists scholars who know their CSV from their RDF, can throw together some quick MySQL queries for a PHP or Python output … and discover the story lurking in datasets released by governments, local authorities, agencies, [libraries, museums] or any combination of them – even across national borders."  <br />http://www.guardian.co.uk/media/2010/nov/22/data-analysis-tim-berners-lee<br />
  6. 6. Examples <br />Data source<br />Data structure and content<br />Visualization<br />Story/thesis<br />
  7. 7. Overview<br />Download a CSV file from Google<br />Format as tab separated file with Excel<br />Open up with a text editor<br />Cut and paste into ManyEyes<br />Explore ManyEyes visualization<br />Upload to Google<br />Explore Google Docs<br />
  8. 8. Preliminaries<br />Download jEdit<br />A powerful, open source, cross platform text editor for programmers<br />http://http://www.jedit.org/index.php?page=download<br />Get an account on Google<br />If you do not have one, or if you want a new one for this class<br />Get an account on ManyEyes<br />http://www-958.ibm.com/software/data/cognos/manyeyes/<br />
  9. 9. Grab Some Data<br />Go to links on Dataesthetics site<br />Click on each link<br />Should send you to Google Docs<br />For each file, do: <br />File > Download As > Excel<br />Note where you are saving your files<br />
  10. 10. Convert the Data<br />Open each file up in Excel<br />Do: <br />Save as > tab delimited text<br />Close file (resave if necessary)<br />Open file in jEdit<br />Make sure that ...<br />Tabs are not converted to spaces<br />File is saved as a Windows or Unix file<br />These options found in Utilities > Buffer Options <br />
  11. 11. View in ManyEyes<br />Log in to ManyEyes<br />For each spreadsheet, do: Participate > Upload a Dataset<br />Cut and paste the content of the jEdit window into the text box<br />Do: Ctrl-A, Ctrl-C, Ctrl-V <br />Add metadata and press Create ...<br />
  12. 12. ManyEyes<br />What kind of visualization to we choose?<br />See Learn More > Visualization Types<br />(Open in new window or tab)<br />Start with first two visualizations<br />
  13. 13. Visualization Types<br />See relationships among data points<br />Network Diagram<br />Scatterplot<br />Matrix Chart<br />Compare a set of values<br />Bar Chart<br />Block Histogram<br />Bubble Chart<br />Track rises and falls over time<br />Line Graph<br />Stack Graph<br />Stack Graph for Categories<br />See the parts of a whole<br />Pie Chart<br />Treemap<br />Treemap for Comparisons<br />Analyze a text<br />Word Tree<br />Tag Cloud<br />Word Cloud Generator<br />Phrase Net<br />See the world<br />Massachusetts Map<br />World Map<br />US County Map<br />New Jersey Map <br />http://www-958.ibm.com/software/data/cognos/manyeyes/page/Visualization_Options.html<br />
  14. 14. Combos<br />Social networks in the world<br />Two rows of names<br />Matrix Chart, Treemap, Map (custom)<br />Owners of US Treasury Bonds <br />One row of numbers, one row of names<br />Bubble Chart, Bar Chart<br />Combined<br />Two rows of names + row of numbers<br />Bubble Chart<br />
  15. 15. Workflow (Pipeline)<br />Grab Google<br />Convert Excel<br />Copy jEdit<br />Visualize ManyEyes<br />
  16. 16. Google Docs<br />Go to docs.google.com<br />Upload the files you had previously saved<br />Use the drag and drop feature or just upload one at a time<br />Create a folder an move them into it<br />Click on an item<br />Explore<br />freezing, sorting, sharing, gadgets ...<br />

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