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Datacharts
Online charts from public data



Applications for Belgium Contest




   T. Prevost
   January 20, 2013
Data
•     Public data exist in many formats
•     Most of them are difficult to interpret
•     Analyze is time consuming




    Live births by municipality on data.gov.be
Charts
•   We believe that a clear visualization of data
    helps its interpretation
•   Charts easily highlight characteristics
Datacharts (DC)
•   DC is a platform to generate charts online
•   No technical knowledge is required
•   Data from data.gov.be is preprocessed for
    usage and made available on the platform
    (for free, it is public data !)
•   Charts are easily integrated in social media
The website (platform)
The platform allows the user to dynamically:
• Select a dataset
• Select a visualisation (type of chart)
• Select a view of the data (subset of data)
• Publish/comment results in social media
Select a dataset

                            data section on data.gov.be




•   Public data transformed into DC format
•   Format depends on source (CSV, webservice)
    and data type (time serie, geographic)
•   Search engine in DC to access datasets in
    adapted format
Select a visualization (type of chart)




         •   Different chart types are available
         •   Available chart representations
             depend on data type (geographic,
             hierarchical)
Select a view of the data

Easy navigation between visualizations
• Clicking on the interactive charts
• Using the tree structure representing the data
Publish results in social media

             •   Publish charts in one click
             •   Add comments
             •   Create discussion
             •   Direct link to interactive
                 chart on DC
Use case : Ozone concentration
•   Jon is concerned by ozone concentration in
    his city
•   Jon has subscribed to tweets from
    Datacharts and knows that data coming from
    http://data.gov.be/dataset/air-quality is available on
    the platform
Create a chart
•   Jon can easily look into this new data on
    Datacharts by generating different charts
    and different views of the dataset.
Share it on Facebook
                •   Publish your chart on
                    Facebook
                •   Share your
                    interpretation
                •   Let people comment
Import it in Storify
Other cases
•   Students to use charts for homeworks
•   Quickly verify information found in the press
•   Create your own article, downloading the
    chart or online (ex: in Storify)
•   Comment on information you like/dislike in
    social media using clear visualization
•   Many applications: budget, elections,
    population, economic trends, environment...
Further info ?
•   Follow our participation to the Application for
    Belgium Challenge !
    http://www.applicationsforbelgium.be

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Datacharts

  • 1. Datacharts Online charts from public data Applications for Belgium Contest T. Prevost January 20, 2013
  • 2. Data • Public data exist in many formats • Most of them are difficult to interpret • Analyze is time consuming Live births by municipality on data.gov.be
  • 3. Charts • We believe that a clear visualization of data helps its interpretation • Charts easily highlight characteristics
  • 4. Datacharts (DC) • DC is a platform to generate charts online • No technical knowledge is required • Data from data.gov.be is preprocessed for usage and made available on the platform (for free, it is public data !) • Charts are easily integrated in social media
  • 5. The website (platform) The platform allows the user to dynamically: • Select a dataset • Select a visualisation (type of chart) • Select a view of the data (subset of data) • Publish/comment results in social media
  • 6. Select a dataset data section on data.gov.be • Public data transformed into DC format • Format depends on source (CSV, webservice) and data type (time serie, geographic) • Search engine in DC to access datasets in adapted format
  • 7. Select a visualization (type of chart) • Different chart types are available • Available chart representations depend on data type (geographic, hierarchical)
  • 8. Select a view of the data Easy navigation between visualizations • Clicking on the interactive charts • Using the tree structure representing the data
  • 9. Publish results in social media • Publish charts in one click • Add comments • Create discussion • Direct link to interactive chart on DC
  • 10. Use case : Ozone concentration • Jon is concerned by ozone concentration in his city • Jon has subscribed to tweets from Datacharts and knows that data coming from http://data.gov.be/dataset/air-quality is available on the platform
  • 11. Create a chart • Jon can easily look into this new data on Datacharts by generating different charts and different views of the dataset.
  • 12. Share it on Facebook • Publish your chart on Facebook • Share your interpretation • Let people comment
  • 13. Import it in Storify
  • 14. Other cases • Students to use charts for homeworks • Quickly verify information found in the press • Create your own article, downloading the chart or online (ex: in Storify) • Comment on information you like/dislike in social media using clear visualization • Many applications: budget, elections, population, economic trends, environment...
  • 15. Further info ? • Follow our participation to the Application for Belgium Challenge ! http://www.applicationsforbelgium.be