Different Spatial Resolutions based on Object-oriented CNN and RF Research on Agricultural Greenhouse Extraction from Remote Sensing Images

卫星传感器	影像分辨率	获取时间
GF-1 PMS	2 m（全色）、8 m（多光谱）	2020.04
GF-1 WFV	16 m（多光谱）	2020.04
GF-2 PMS	1 m（全色）、4 m（多光谱）	2017.04
Sentinel-2 MSI	10 m（可见近红外波段）	2020.04

Table 2. Feature variables for agricultural greenhouse extraction

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Table 2. Feature variables for agricultural greenhouse extraction

特征类别	特征名称	数量
光谱特征	光谱最大差分、各波段均值（Mean B、Mean G、Mean R、Mean NIR）、亮度值、归一化植被指数、归一化差值湿度指数	8
纹理特征	均值、方差、熵、同质度、对比度、非相似性、角二阶矩、相关性(0°、45°、90°、135°)	32
几何特征	面积、长宽比、边界长度、不对称性、形状指数、密度、主要方向、紧凑度、圆、边界指数	10

Table 3. McNemar test results based on RF method and OCNN_FT method（significance α=0.05）

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Table 3. McNemar test results based on RF method and OCNN_FT method（significance α=0.05）

RF							OCNN_FT
	1 m	2 m	4 m	8 m	10 m	16 m		1 m	2 m	4 m	8 m	10 m	16 m
1 m							1 m
2 m	0.87						2 m	1.36
4 m	0.56	0.69					4 m	5.62	2.09
8 m	1.63	0.74	1.08				8 m	6.04	7.67	0.96
10 m	3.10	2.55	1.67	2.80			10 m	3.28	5.52	2.61	3.58
16 m	5.35	4.53	3.74	5.00	2.41		16 m	9.61	9.39	5.72	5.31	7.83

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Xinyi LIN, Xiaoqin WANG, Zixia TANG, Mengmeng LI, Ruijiao WU, Dehua HUANG. Different Spatial Resolutions based on Object-oriented CNN and RF Research on Agricultural Greenhouse Extraction from Remote Sensing Images[J]. Remote Sensing Technology and Application, 2024, 39(2): 315

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Paper Information

Category: Research Articles

Received: Mar. 9, 2023

Accepted: --

Published Online: Aug. 13, 2024

The Author Email: Xinyi LIN (343416403@qq.com)

DOI:10.11873/j.issn.1004-0323.2024.2.0315

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Remote sensing image acquisition in the study area

Table 1. Remote sensing image acquisition in the study area

Table 2. Feature variables for agricultural greenhouse extraction

Table 2. Feature variables for agricultural greenhouse extraction

Table 3. McNemar test results based on RF method and OCNNFT method（significance α=0.05）

Table 3. McNemar test results based on RF method and OCNNFT method（significance α=0.05）

Table 3. McNemar test results based on RF method and OCNN_FT method（significance α=0.05）

Table 3. McNemar test results based on RF method and OCNN_FT method（significance α=0.05）