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基于IKONOS数据的矿山开发占地信息提取

DOI: 10.6046/gtzyyg.2013.01.26, PP. 150-154

Keywords: IKONOS图像,信息提取,光谱特征,密度分割

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Abstract:

以IKONOS数据为信息源,对甘肃省白银铜矿区进行矿山开发占地信息提取实验研究。在经过预处理的图像上对研究区内的地物进行光谱采样,分析地物的光谱特征;并进一步建立合适的波段计算经验公式,用密度分割函数将矿山背景与占地信息区分开,消除了背景干扰;再根据光谱特征建立新的波段处理模型,对只有矿山占地的图像进行第二次密度分割,将矿山占地信息细分,通过目视解译为占地信息赋予属性。实地查证结果表明,利用计算机提取矿山占地信息能弥补目视解译的不足,不仅节省人力、物力、财力和时间,而且信息提取结果准确,具有实际应用的意义,对同类地区的矿山占地信息提取具有一定的参考价值。

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