| 基于区域拓扑和环境梯度的等值线区域填充算法 |
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| 引用本文： | 刘峰,汤青慧,邵宝民,陈戈.基于区域拓扑和环境梯度的等值线区域填充算法[J].测绘信息与工程,2009,34(5). |
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| 作者姓名： | 刘峰 汤青慧 邵宝民 陈戈 |
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| 作者单位： | 中国海洋大学计算机应用技术系;青岛理工大学管理学院;中国海洋大学信息学院; |
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| 基金项目： | 国家“973计划”资助项目(2005CB422308); 科技部科技型中小企业技术创新基金资助项目(06C26213100908) |
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| 摘 要： | 分析了等值线区域填充算法,研究了等值线区域间的拓扑关系和等值线反映出的原始数据环境梯度,实现了各级区域颜色值的精确填充。
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| 关 键 词： | 等值线 拓扑关系 环境梯度 区域填充 |
AN ALGORITHM FOR REGION FILLING OF ISOGRAMS BASED ON REGIONAL TOPOLOGY AND ENVIRONMENTAL GRADIENT |
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| LIU Feng TANG Qinghui SHAO Baomin CHEN Ge.AN ALGORITHM FOR REGION FILLING OF ISOGRAMS BASED ON REGIONAL TOPOLOGY AND ENVIRONMENTAL GRADIENT[J].Journal of Geomatics,2009,34(5). |
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| Authors: | LIU Feng TANG Qinghui SHAO Baomin CHEN Ge |
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| Institution: | LIU Feng1 TANG Qinghui2 SHAO Baomin3 CHEN Ge3(1 Department of Computer Science,Ocean University of China,238 Songling Road,Qingdao 266100,China,2 Institute of Management,Qingdao Technological University,2 Middle Changjiang Road,Qingdao 266520,3 Department of Marine Technology,China) |
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| Abstract: | To display intuitively the gradully changing trend of marine data,we analyze the isoline region-filling algorithm,which realizes accurate color filling in different regions.The algorithm is widely used in the system of MAGIS-WSP. |
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| Keywords: | isograms topologic relationship environmental gradient region filling |
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