crop land identification crop identification€¦ · ground truth data collection for crop types....
TRANSCRIPT
![Page 1: Crop land identification Crop Identification€¦ · Ground truth data collection for crop types. 3rd Sen2Agri User Workshop -Rome, 28-29 June 2017 Crop classification results](https://reader030.vdocuments.mx/reader030/viewer/2022013014/5ae1e9547f8b9a595d8c8f51/html5/thumbnails/1.jpg)
3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Urs Schulthess, Ivan Ortiz-Monasterio,Mustafa Kamal, Imrana Jahan Khan, Saiful
Azim, Khairul Islam and Jesus Mendoza
� Crop land identification
� Crop Identification
� Large Fields (5 – 10 ha) in Mexico
� Small fields (0.05 – 0.1) ha in Bangladesh
� Estimation of biophysical parameters: LAI and NDVI
� Use cases: Wheat blast monitoring, Irrigation and N
management
Bangladesh and Mexico
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Yaqui Valley, Mexico: Site features
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Yaqui Valley, MexicoS2 acquisitions
1/12 clear
Ciudad Obregon, Mexico
1/22 No acquisition
2/11 clear
3/3 No acquisition
3/13 clear
3/23 No acquistion
4/2 clear
4/12 No acquisition
2/21 clear
2/1 clear
1/2 clear
4/22 some haze
![Page 4: Crop land identification Crop Identification€¦ · Ground truth data collection for crop types. 3rd Sen2Agri User Workshop -Rome, 28-29 June 2017 Crop classification results](https://reader030.vdocuments.mx/reader030/viewer/2022013014/5ae1e9547f8b9a595d8c8f51/html5/thumbnails/4.jpg)
3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Ground truth data collection for crop types
![Page 5: Crop land identification Crop Identification€¦ · Ground truth data collection for crop types. 3rd Sen2Agri User Workshop -Rome, 28-29 June 2017 Crop classification results](https://reader030.vdocuments.mx/reader030/viewer/2022013014/5ae1e9547f8b9a595d8c8f51/html5/thumbnails/5.jpg)
3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Crop classification resultsYaqui Valley, Mexico (Winter 2016-17)
Crop # of fields Precision Recall F-Score
Wheat 354 0.93 0.99 0.96
Maize 88 0.83 0.81 0.82
Potato 14 0.74 0.88 0.81
Beans 33 0.87 0.45 0.60
Alfalfa 29 0.87 0.57 0.69
Other 40 0.72 0.41 0.52
Saflower 35 0.44 0.55 0.49
Total 593
Kappa 0.76
Accuracy 0.87
Average field size: 22.97 ha
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
EO and in-situ datasetBangladesh
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Sentinel 2 Image acquisitions for 2 tiles in Bangladesh
1/25 clear
Chuadanga S2 Tile 45QXG
2/4 hazy
2/24 clear
3/16 clear
3/26 No acquisition
1/5 No acquisition
4/5 Cloudy
4/15 No acquistion
4/25 clear
3/6 No acquisition
2/14 No acquisition
1/15 clear
2/1 clear
Barisal S2 Tile 46QBL
2/11 little hazy
3/3 clear
1/2 clear
3/23 Mostly clear
4/12 Mostly clear
4/2 No acquisition
2/22 No acquisition
1/12 No acquisition
1/22 No acquisition
4/22 No acquisition
No acquisition
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Bangladesh: Chuadanga region High resolution
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Bangladesh: Chuadanga region Sentinel 2 – false color (10 m)
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Chuadanga LAI measurements
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Chuadanga LAI measurements
y = 0,2192x + 0,208
R² = 0,7372
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Chuadanga_20170128 & 29
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
EO and in-situ dataset: Bangladesh Chuadanga
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Bangladesh: Chuadanga region
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Crop classification results Chuadanga, Bangladesh (Winter 2016/17)
Crop # of fields Precision Recall F-Score
Maize 319 0.94 0.83 0.88
Rice 64 0.99 0.93 0.96
Tobacco 8 0.95 0.95 0.95
Wheat 47 0.54 1.00 0.70
Total 438
Kappa 0.83
Accuracy 0.89
Average field size: 0.16 ha
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
EO and in-situ dataset Bangladesh Barisal
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Crop classification results Barisal, Bangladesh (Winter 2016/17)
Crop # of fields Precision Recall F-Score
Vegetable 8 0.00 0.00 0.00
Maize 9 0.00 0.00 0.00
Rice 27 1.00 1.00 1.00
Chickpea 19 0.50 0.13 0.21
Lentil 38 0.84 0.88 0.86
Wheat 9 1.00 0.45 0.62
Lathyrus 18 0.00 0.00 0.00
Mungbean 26 0.24 0.58 0.34
Fallow 58 1.00 1.00 1.00
Total 212
Kappa 0.80
Accuracy 0.99
Average field size: 0.16 ha
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
• Irrigation scheduling
• Wheat blast monitoring
• Technology targeting
• Impact monitoring (Change over time)
– Productivity
– Area
Use case
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
• Did you have the opportunity to operate the Sen2Agri system?
• What is your experience?
– It works well – a robust system
– Technical support has been excellent – many thanks!
• What are your recommendations for the future for the system?
– Hosting in the cloud
– Better monitoring of the processing system
• What are your recommendations for the future for the Sen2Agri products?
– Change maps (across years)
Feedback on system, products and recommendations
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3rd Sen2Agri User Workshop - Rome, 28-29 June 2017
Thank you!