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Vandalismus im OSM Projekt - Stand heute. Und morgen?

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Folien von meinem Talk auf der #FOSSGIS2017 über Vandalismus im #OpenStreetMap Projekt Stand heute. Und morgen?

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Vandalismus im OSM Projekt - Stand heute. Und morgen?

  1. 1. Vandalismus im OSM Projekt Stand heute. Und morgen? Pascal Neis @pascal_n pascal@neis-one.org http://neis-one.org FOSSGIS 2017 – Passau – 24. März 2017
  2. 2. Pascal Neis Quelle: http://hdyc.neis-one.org/?pitscheplatsch
  3. 3. Stand heute.
  4. 4. Motivation OSM-Daten-Qualität muss gesichert werden. Quelle: http://osmstats.neis-one.org
  5. 5. Vandalismus Un- und beabsichtigte Änderungen. Die Live-Datenbank. Weitere Informationen: http://wiki.openstreetmap.org/wiki/Detect_Vandalism
  6. 6. Typen & Ausprägungen Vandalismus Löschungen „Graffiti“ Weitere Informationen: http://wiki.openstreetmap.org/wiki/Vandalism Unwissenheit Mapping Testing Karten Copyright? Massen-Edits Importe Bots Edit-Wars Schlechtes Editier-Verhalten
  7. 7. Untersuchung
  8. 8. Zeitraum: 4 Wochen 15. Januar bis 12. Februar 2017 Löschungen von neuen Mappern. Fiktive Datenerzeugung. Changeset Kommentare. Jeden Tag ca. 25-45 Minuten.
  9. 9. OSM-Suspicious Quelle: h"p://resultmaps.neis-one.org/osm-suspicious
  10. 10. Augmented OSM ChangeViewer Weitere Informationen: http://wiki.openstreetmap.org/wiki/Achavi
  11. 11. Neue Mapper Quelle: http://resultmaps.neis-one.org/newestosm
  12. 12. Und dann? Ruhig bleiben und freundlich nachfragen. PMs vermeiden, Changeset Discussions nutzen. Lokale Mapper involvieren. Gegebenenfalls bei der DWG anfragen. Letzter Schritt: Revert Quelle: h"ps://help.openstreetmap.org/ques7ons/216/what-should-i-do-about-vandalism
  13. 13. Results 301 Kommentare. 283 Changesets. 174 Mapper.
  14. 14. Kommentierte ~280 Changesets
  15. 15. Antworten Auf ~300 Kommentare ~70 Antworten. 20 von der/dem Changeset-Ersteller. Freundlich. Response-Time: ~1 Tag
  16. 16. Changeset Discussions
  17. 17. Seit 1. Oktober 2014 ~76k Changesets. ~123k Kommentare. ~11k Mapper
  18. 18. Countries
  19. 19. Comment pro Changeset ~76k Changesets. ~25% „Revert“. ~20% „Welcome“. ~10% „Thanks“
  20. 20. Wessen Changesets?
  21. 21. Wer kommentiert? „Herkunft“? 0
  22. 22. Und morgen?
  23. 23. Anforderungen Einfache Bedienung. Übersichtlich. Doppelte Arbeiten von Reviewern vermeiden. Push statt Pull Notifications. KeineVordefinierten Filter. Eigene & Generisch. Integration in OSM.org wäre gut.
  24. 24. Augumented Diffs
  25. 25. OSM Profile
  26. 26. Regelwerk - Die "5“ W‘s Was ist passiert? à Create/Modify/Delete WelcheVerletzung/Erkrankung? àTag/Key Wo ist es passiert? à Country/BBox Wieviele? à Anzahl Wer? à Contributor
  27. 27. Konzept Community OpenStreetMap Server Overpass-API ContributionReviewer Profile-pages Changeset- Discussions
  28. 28. Zusammenfassung Es gibt „Vandalismus“. Jeden Tag. Wir brauchen ein einfaches Tool. Ohne doppelte Arbeit für Reviewer. @ OSM.org
  29. 29. Vielen Dank! Fragen? @pascal_n pascal@neis-one.org http://neis-one.org

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