Research on Specified Land Cover Product Verification Based on Ground Control Data Square of Classification

Xueke CHEN; Xiaofei MI; Jian YANG; Tao YU; Miao LIU; Qiyue LIU; Zhenzhao JIANG; Zhanliang YUAN

doi:10.3969/j.issn.1009-8518.2025.04.012

Spacecraft Recovery & Remote Sensing, Volume. 46, Issue 4, 139(2025)

Research on Specified Land Cover Product Verification Based on Ground Control Data Square of Classification

Xueke CHEN¹, Xiaofei MI^2,4、*, Jian YANG^2,4, Tao YU^2,4,5, Miao LIU^2,4,6, Qiyue LIU³, Zhenzhao JIANG², and Zhanliang YUAN¹

Author Affiliations

¹School of Surveying and Land Information Engineering, Henan Polytechnic University, Jiaozuo 454000, China

²Aerospace Information Researchlnstitute, Chinese Academy of Sciences, Beijing 100094, China

³School of Remote Sensing and Information Engineering, North China Institute of Aerospace Engineering, Langfang 065000, China

⁴Demonstration Center for Spaceborne Remote Sensing, China National Space Administration, Beijing 100101, China

⁵Langfang Research and Development Center for Spatial information Technology, Langfang 065099, China

⁶Key Laboratory of Earth Observation of Hainan Province, Hainan Aerospace Information Research Institute, Wenchang 571333, China

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Abstract Get PDF(in Chinese)

Figures & Tables(13)

Fig. 1. [in Chinese]

Fig. 2. [in Chinese]

Fig. 3. [in Chinese]

Fig. 4. [in Chinese]

Fig. 5. [in Chinese]

Fig. 6. [in Chinese]

Fig. 7. [in Chinese]

Fig. 8. [in Chinese]

Table 1. Classification quantitative products resolution and sampling area
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Table 1. Classification quantitative products resolution and sampling area
分类控方空间分辨率/m 1 2.5 5 10 25
覆盖地面采样点的样方面积＞3 m×3 m ＞7.5 m×7.5 m ＞15 m×15 m ＞30 m×30 m ＞75 m×75 m

Table 2. Resolution of land cover products to be tested and resolution of classification quantitative products
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Table 2. Resolution of land cover products to be tested and resolution of classification quantitative products
待检验产品空间分辨率/m 1 2.5 5 10 25
分类控方空间分辨率/m ≤1 ≤2.5 ≤5 ≤10 ≤25

Table 3. Confusion matrix
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Table 3. Confusion matrix
类别正预测负预测
真实正真正类假负类
真实负假正类真负类

Table 4. The influence of different quantities of classification quantitative products on verification

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Table 4. The influence of different quantities of classification quantitative products on verification

控方数量/个	耕地	林地	草地	水域	城乡工矿和居民用地	其他用地	总体精度
17	0.6615	0.6538	0.4923	0.7157	0.7550	0.5022	0.6802
34	0.5697	0.6502	0.4936	0.6960	0.7403	0.5069	0.6615
51	0.5813	0.6605	0.4973	0.7098	0.7457	0.5077	0.6644
68	0.5877	0.6667	0.5008	0.7016	0.7547	0.5096	0.6598

Table 5. The influence of different distribution of classification quantitative products on verification

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Table 5. The influence of different distribution of classification quantitative products on verification

分布类型	耕地	林地	草地	水域	城乡工矿和居民用地	其他用地	总体精度
A分布	0.5697	0.6502	0.4936	0.6960	0.7403	0.5069	0.6615
B分布	0.5848	0.6665	0.5012	0.7356	0.6979	0.5140	0.6558
C分布	0.5772	0.5772	0.4999	0.7731	0.7077	0.5082	0.6443
D分布	0.5757	0.6518	0.5015	0.7811	0.7013	0.5012	0.6743

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Xueke CHEN, Xiaofei MI, Jian YANG, Tao YU, Miao LIU, Qiyue LIU, Zhenzhao JIANG, Zhanliang YUAN. Research on Specified Land Cover Product Verification Based on Ground Control Data Square of Classification[J]. Spacecraft Recovery & Remote Sensing, 2025, 46(4): 139

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Paper Information

Category: Evaluation and Analysis Technology

Received: Jan. 26, 2025

Accepted: Jan. 26, 2025

Published Online: Sep. 12, 2025

The Author Email: Xiaofei MI (mixf@aircas.ac.cn)

DOI:10.3969/j.issn.1009-8518.2025.04.012

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Classification quantitative products resolution and sampling area

Table 1. Classification quantitative products resolution and sampling area

Table 2. Resolution of land cover products to be tested and resolution of classification quantitative products

Table 2. Resolution of land cover products to be tested and resolution of classification quantitative products

Table 3. Confusion matrix

Table 3. Confusion matrix

Table 4. The influence of different quantities of classification quantitative products on verification

Table 4. The influence of different quantities of classification quantitative products on verification

Table 5. The influence of different distribution of classification quantitative products on verification

Table 5. The influence of different distribution of classification quantitative products on verification