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苗栗縣獅潭鄉大東勢溪(大東勢尾)整治工程航拍監測

航拍苗栗縣獅潭鄉大東勢溪(大東勢尾)整治工程,紀錄溪流環境變遷過程,並監測工程對溪流生態的影響。

Data and Resources

Tags

Wikidata Keywords

  • Q1187134
  • Q7338349
  • Q713736
  • Q63706
  • Q47521
  • Q484000

Basic Information

Data Type
  • Archived data
  • Structured graphics
  • Images
  • Scientific and statistical data formats

Spatio-temporal Information

Start Time 2020-11-11
End Time 2020-11-11
Spatial Coverage show more
{"type":"Polygon","coordinates":[[[120.938784953852803,24.52269760414487],[120.938437938272003,24.52205616932871],[120.939033894794306,24.52177387541013],[120.939893812759493,24.521170614524891],[120.940166503100002,24.520845882493258],[120.940788975072905,24.521524335378579],[120.939995118899205,24.522143114735059],[120.939334778931197,24.522486524431919],[120.938784953852803,24.52269760414487]]]}

Management Information

Creator Yu-Huang Wang
Created Time 2020-11-27
Process Step

影像拍攝

採用DJI Phantom 4 RTK無人載具及D-RTK 2 Mobile Station連接國土測繪中心DGPS定位服務進行影像拍攝;航線規劃採用Double Grid飛航模式,鏡頭俯角70度,航高保持離起降點地面120公尺,影像前後、左右重疊率80%。

影像處理

採用中央研究院網格計算中心WebODM 測試平台(http://webodm.twgrid.org:8000),設定High Resolution計算模式,輸出正射影像、DSM、DTM及3D點雲和模型,再經由中央研究院網格計算中心WebODM平台發布計算成果網頁連結。

Contact Person Yu-Huang Wang
Contact Person Email yuhuangwang@gmail.com