| 基于GIS证据权重法的陕西旬阳地区铅锌成矿远景区定量预测 |
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| 引用本文： | 王小平,侯岚,王满仓.基于GIS证据权重法的陕西旬阳地区铅锌成矿远景区定量预测[J].陕西地质,2010,28(1):98-103. |
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| 作者姓名： | 王小平 侯岚 王满仓 |
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| 作者单位： | 1. 陕西省地质调查院,西安,710054
2. 北京航空航天大学软件学院,北京,100191 |
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| 基金项目： | 中国地质调查局陕西-旬阳地区矿产远景调查项目(矿调 |
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| 摘 要： | 针对工作区铅锌矿成因类型利用GIS空间信息系统对地质、物探、化探、遥感等各类异常综合分析与成矿要素的信息提取，并在矿产资源评价分析系统（MORPAS3．0）下建立了陕西旬阳地区铅锌矿证据权重法模型证据图层：赋矿地层、控矿构造、化探异常等18个，通过条件独立性检验确定证据权因子层15个，绘制了陕西旬阳地区铅锌矿资源远景预测区后验概率图，给出了陕西旬阳地区铅锌矿产远景定量预测区评价结论，取得了良好的预测效果。
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| 关 键 词： | 铅锌矿 证据权重 成矿远景 定量预测 陕西旬阳 |
GIS-BASED WEIGHTS OF EVIDENCE MODELING TO THE QUANTITATIVE FORECAST PROSPECTS OF THE LEAD-ZINC IN THE XUNYANG AREA OF SHAANXI |
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| Wang Xiao-ping,HOU Lan,Wang Man-cang.GIS-BASED WEIGHTS OF EVIDENCE MODELING TO THE QUANTITATIVE FORECAST PROSPECTS OF THE LEAD-ZINC IN THE XUNYANG AREA OF SHAANXI[J].Geology of Shaanxi,2010,28(1):98-103. |
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| Authors: | Wang Xiao-ping HOU Lan Wang Man-cang |
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| Institution: | Wang Xiao-ping1,HOU Lan2,Wang Man-cang1(1.Geological Survey of Shananxi Province,Xi,an,Shaanxi 710054,2.Beijing University of Aeronautics and Astronautics,Beijing 100191) |
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| Abstract: | Regarding the generation type of Lead-Zinc region,this paper has analyzed the various types of anomalies and extracted the information of ore-forming elements from geology,geophysical prospecting,geochemical prospecting and RS with GIS spatial information system based on the previous geological data collection,established the Lead-Zinc mine evidence layer by weights evidence method model including 18 layers such as ore-host strata,ore-control structures and geochemical prospecting anomalies with Metal Ore R... |
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| Keywords: | the lead-zinc mine weights-of-evidence method mineraliand prospects quantitative forecast Xunyang region of Shannxi |
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