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Updating GIS of Sofia Municipality Using UltraCamXp Images

12th International Scientific and Technical Conference From imagery to map: Digital photogrammetric technologies. September 24 – 27, 2012, Algarve, Portugal. Updating GIS of Sofia Municipality Using UltraCamXp Images. Stanislav Stoyanov, M.Sc. Photogrammetry Department GIS-Sofia Ltd.

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Updating GIS of Sofia Municipality Using UltraCamXp Images

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  1. 12th International Scientific and Technical ConferenceFrom imagery to map: Digital photogrammetric technologies September 24 – 27, 2012, Algarve, Portugal Updating GIS of Sofia MunicipalityUsing UltraCamXp Images Stanislav Stoyanov, M.Sc. Photogrammetry Department GIS-Sofia Ltd. sstoyanov@gis-sofia.bg

  2. RETROSPECTION • 2001 - Two experimental projects with total area of 4,5 sq. km • Analogue camera - RMK A 15/23, RMK A 30/23, • Image scale 1: 4 500 • 2006 - Vitoshka Yaka Project with area of 90 sq. km • Analogue camera - RMK TOP 30/23 • Image scale 1: 4 500 • 2008 - Flight 2008 Project • Digital camera DMC • GSD: 10 cm - urban, 20 cm - rural area

  3. FLIGHT 2011 PROJECT Photoflight details • Contractor: Geofoto, Zagreb • Execution period: October, 2011 • Digital aerial camera:UltraCamXp (Vexcel) • Image overlap forward / side: 60% / 30%

  4. PROJECT DETAILS • Area.......................................................................................1341 sq.km • Blocks.........................................................................................3 • Strips.........................................................................................90 • Images...................................................................................2914 • Ground sample distance.........................................................10 cm • Average flight height...........................................................1700 m • Pre-marked groung control points......................................498 • Average elevation over the sea level...................................750 m Measuring accuracy • GPS Topcon GGD: ± 2 cm in position, ± 3 cm in height

  5. GCP - SELECTION, PRE-MARKING, MEASURING

  6. PROJECT ORGANIZATION IN PHOTOMOD Northern Central Southern

  7. FLIGHT 2011 - AERIAL TRIANGULATION - RESULTS

  8. VECTORIZATION IN STEREODRAW TIN visualization Contourlines visualization

  9. LESNOVSKA RIVER FLOOD PLAIN DETERMINATION

  10. PROJECT FOR FIRE PROTECTION OF FOREST AREAS

  11. PROJECT FOR FIRE PROTECTION OF FOREST AREAS

  12. DRAGALEVTZIJUNCTION

  13. MLADOST BUSINESS PARK

  14. ARENA ARMEEC MULTIFUNCTIONAL HALL

  15. BOYANA RESIDENCE

  16. ORTHOPHOTO ATLAS OF SOFIA MUNICIPALITY

  17. THANK YOU FOR YOUR ATTENTION! GIS-Sofia Ltd.Tel. 930 79 50 (410)photogrammetry@gis-sofia.bgwww.gis-sofia.bg5 Serdika StreetBG 1000, Sofia

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