计算机科学 ›› 2009, Vol. 36 ›› Issue (3): 273-276.

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贸易地图标签绘制的并行解决方案与实现

  

  • 出版日期:2018-11-16 发布日期:2018-11-16
  • 基金资助:
    本文受北京市科委项目:中国贸易业绩评价体系的研究与建立(课题编号:Z0004008040211)资助.

  • Online:2018-11-16 Published:2018-11-16

摘要: 就绘制气泡图中经常遇到的图元标注重叠、遮挡问题,结合贸易地图生成软件中绘制产品标签的具体实现,设计了基于分治思想的并行处理方案。该并行方案将绘图区进行分区,并行计算各个分区数据,每个分区中采用位图搜索匹配算法对标签进行调整,以获得高质量的贸易地图。系统测试结果表明,该方案解决了产品标签绘制的重叠、遮挡问题,改善了运行时间长、系统性能较低的状况。

关键词: 贸易地图 并行处理 气泡图 搜索匹配算法

Abstract: In view of the problem of diagram elements annotation overlaps and mask in drawing bubble charts and relate with the specific implementation of label drawing in the trade map software, this article had designed the parallel processing method which is base

Key words: Trade map, Parallel processing, Bubble charts, Search matching algorithm

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