• Remote Sensing Technology and Application
  • Vol. 40, Issue 1, 132 (2025)
Yunchen WANG, Xiao ZHOU, Penglong WANG*, Boyan LI..., Weixiao HAN and Jinliang HOU|Show fewer author(s)
Author Affiliations
  • Collaborative Innovation Center for Urbanization Construction of Anhui Province, Hefei230009, China
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    DOI: 10.11873/j.issn.1004-0323.2025.1.0132 Cite this Article
    Yunchen WANG, Xiao ZHOU, Penglong WANG, Boyan LI, Weixiao HAN, Jinliang HOU. Spatio-temporal Analysis of Land Use/Land Cover Pattern Changes in Triangle of Central China in the Past 30 Years[J]. Remote Sensing Technology and Application, 2025, 40(1): 132 Copy Citation Text show less
    The location of the study area
    Fig. 1. The location of the study area
    Flow chart of land use classification technology based on GEE platform
    Fig. 2. Flow chart of land use classification technology based on GEE platform
    Spatial distribution pattern of land types in Triangle of Central China in 1990 to 2020
    Fig. 3. Spatial distribution pattern of land types in Triangle of Central China in 1990 to 2020
    Sankey map of land use types transfer in Triangle of Central China during 1990~2020
    Fig. 4. Sankey map of land use types transfer in Triangle of Central China during 1990~2020
    Spatial distribution pattern of cold and hot spots of land use degree in Triangle in 1990 to 2020
    Fig. 5. Spatial distribution pattern of cold and hot spots of land use degree in Triangle in 1990 to 2020
    Spatial distribution pattern of land use degree in Triangle of Central China in 1990 to 2020
    Fig. 6. Spatial distribution pattern of land use degree in Triangle of Central China in 1990 to 2020
    Spatial agglomeration of construction land expansion in Triangle of Central China in 1990 to 2020
    Fig. 7. Spatial agglomeration of construction land expansion in Triangle of Central China in 1990 to 2020
    Spatial agglomeration of cultivated land expansion in Triangle of Central China in 1990 to 2020
    Fig. 8. Spatial agglomeration of cultivated land expansion in Triangle of Central China in 1990 to 2020
    年份月份GEE影像集ID波段分辨率/m
    1990年(1987~1992)6月、9月Landsat/LT05/C01/T1_TOAB1, B2, B3, B4, B5, B730
    2000年(1999~2001)6月、9月

    Landsat/LE07/C01/T1_TOA

    Landsat/LT05/C01/T1_TOA

    B1, B2, B3, B4, B5, B730
    2010年(2010~2011)6月、9月

    Landsat/LE07/C01/T1_TOA

    Landsat/LT05/C01/T1_TOA

    B1, B2, B3, B4, B5, B730
    2020年(2017~2021)6月、9月Landsat/LC08/C01/T1_TOAB2, B3, B4, B5, B6, B730
    Table 1. Data sources
    编号地类名称主要内容
    1耕地水田、旱地、塑料大棚
    2植被林地、草地、园地
    3水域河流、湖泊、水库、坑塘、沟渠、滩地
    4城乡建设用地城镇用地、农村居民点、厂房、其他建设用地
    5未利用地荒草地、盐碱地、沼泽地、沙地、裸土地、裸岩等
    Table 2. Land use/cover classification system
    类型耕地植被水域城乡建设用地未利用地

    制图精度

    /%

    耕地100533101795.17
    植被4118410878.63
    水域591130188.28
    城乡建设用地300210496.77

    未利

    用地

    128001237.50
    用户精度/%94.2878.6398.26100.0028.57
    Table 3. Accuracy assessment of land use classification
    年份分类样本数量总体精度Kappa系数
    1990年154392.94%0.85
    2000年157193.19%0.87
    2010年192491.27%0.83
    2020年166791.42%0.84
    Table 4. Summary of classification accuracy
    年份耕地植被水域城乡建设用地

    未利

    用地

    1990~20002.40%3.80%-0.10%0.50%-6.70%
    2000~2010-2.20%-3.40%2.00%0.60%2.90%
    2010~20206.30%6.50%0.20%0.87%-0.81%
    Table 5. The growth rate of land types in Triangle of Central China from 1990 to 2020
    年份土地利用/覆被产品耕地植被水域城乡建设用地未利用地
    1990ESA CCI-LC[20]28.2664.142.841.333.43
    刘纪远等(%)[5,14-15]38.9851.216.632.540.64
    本研究(%)38.8647.485.210.727.73
    2000ESA CCI-LC[20]28.0264.262.881.563.28
    刘纪远等(%)[5,14-15]38.6951.196.742.740.64
    本研究(%)41.2651.315.131.231.07
    2010ESA CCI-LC[20]27.5364.272.981.953.27
    刘纪远等(%)[5,14-15]37.6351.097.223.50.56
    本研究(%)39.1447.927.151.813.98
    2020ESA CCI-LC[20]26.7164.183.132.992.99
    刘纪远等(%)[5,14-15]36.7550.557.244.870.59
    本研究(%)45.4441.377.352.683.16
    Table 6. Comparison of classification accuracy between three land cover classification results
    Yunchen WANG, Xiao ZHOU, Penglong WANG, Boyan LI, Weixiao HAN, Jinliang HOU. Spatio-temporal Analysis of Land Use/Land Cover Pattern Changes in Triangle of Central China in the Past 30 Years[J]. Remote Sensing Technology and Application, 2025, 40(1): 132
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