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#热力图可视化 ##系统配置要求:

  • 操作系统: Windows 7以上
  • CPU: Intel Core2 双核 2.8GHZ或 AMD 双核 3.0GHZ 以上
  • 显卡：Nvidia Quadro 600 或 Tesla 2050以上 CUDA核心不低于128个，CUDA版本4.0以上，显存2G以上
  • 内存: 4G以上

##开发环境: - 编程工具：VS 2008 - 三维图形库： OSG3.0.1及OSGEarth2.2 - 三维图形计算库：OSGCompute 1.1 - 着色语言：GLSL - GPU编程语言：CUDA 5.0
##模块输入 三维热图输入数据为需要计算的热点数据。热点数据为float类型，以文本形式存储于.txt文件中，依次存入各个热点的经度lon、维度lat、热度夸张系数k以及高斯函数标准差s，各项数据间用空格隔开。

##实验数据 全国人口某一时刻上网行为的统计数据，数据规模为250万条，热图分辨率为2048*2048

##模块输出

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