Xiang-yu WANG, Han YANG, Xin-xing LI, Yong-jun ZHENG, Hai-jun YAN, Na LI. Research on Maize Growth Monitoring Based on Visible Spectrum of UAV Remote Sensing[J]. Spectroscopy and Spectral Analysis, 2021, 41(1): 265
- Spectroscopy and Spectral Analysis
- Vol. 41, Issue 1, 265 (2021)
Fig. 1. Corn image segmentation (close shot)
(a): Original image; (b): Image after segmentation
(a): Original image; (b): Image after segmentation
Fig. 2. Corn image segmentation (distant shot)
(a): Original image; (b): Image after segmentation
(a): Original image; (b): Image after segmentation
Fig. 3. Image segmentation of cornfield
(a): Original image; (b): Image after segmentation
(a): Original image; (b): Image after segmentation
Fig. 4. Black pixel statistics (up and down 200 rows)
(a): The pixel statistics in first 200 rows;(b): The pixel statistics in last 200 rows
(a): The pixel statistics in first 200 rows;(b): The pixel statistics in last 200 rows
Fig. 5. Blackpixel statistics (left and right 200 columns)
(a): The pixel statistics in first 200 columns;(b): The pixel statistics in last 200 columns
(a): The pixel statistics in first 200 columns;(b): The pixel statistics in last 200 columns
Fig. 6. Black pixel statistics (346 columns in the middle)
Fig. 7. Processing region
Fig. 8. The proportion of black pixels in total pixels
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