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证据权重法在张家口地区铅锌银富集区定量评价中的应用
引用本文:李随民,姚书振,韩玉丑,郝华金,陈树清.证据权重法在张家口地区铅锌银富集区定量评价中的应用[J].矿床地质,2008,27(5):647-654.
作者姓名:李随民  姚书振  韩玉丑  郝华金  陈树清
作者单位:1. 石家庄经济学院资源学院,河北,石家庄,050031
2. 中国地质大学资源学院,湖北,武汉,430074
3. 河北省地质矿产勘查开发局,河北,石家庄,050081
基金项目:河北省地质矿产勘查开发局博士后工作站资助项目 
摘    要:文章以张家口铅锌银多金属富集区为例,在前人研究的基础上,运用GIS平台提取了与成矿关系密切的赋矿层位、岩体5km缓冲区、深大断裂3km和次级断裂1km的复合缓冲区及化探、物探异常等证据图层,选用证据权重法模型对研究区进行了成矿远景区分析和评价,取得了较好效果,并讨论了预测过程中信息提取时应注意的问题。

关 键 词:数学地质  证据权重法  GIS  远景评价  铅锌银多金属矿床  张家口地区

Application of weights of evidence method to quantitative prognosis and evaluation of mineral resources in Zhangjiakou area, Hebei Province
LI SuiMin,YAO ShuZhen,HAN YuChou,HAO HuaJin,CHEN ShuQing.Application of weights of evidence method to quantitative prognosis and evaluation of mineral resources in Zhangjiakou area, Hebei Province[J].Mineral Deposits,2008,27(5):647-654.
Authors:LI SuiMin  YAO ShuZhen  HAN YuChou  HAO HuaJin  CHEN ShuQing
Abstract:Based on the lead-zinc-silver metallogenic regularity of Zhangjiakou area in Hebei Province, the authors studied strata, buffering zone of magma and faults, and geochemcial and geophyscial anomaly zones by using geographic information system software. Through an analysis of integrated evidence factors through evidence weight, the authors finally completed ore-prospecting target prognosis of the study area and also discussed some problems concerning the extraction of ore-controlling information in the prognostic process.
Keywords:mathematical geology  weights of evidence method  GIS  prospective evaluation  lead-zinc-silver-polymetallic deposit  Zhangjiakou area
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