实验地貌的观测方法讨论Development of observation methods for the experimental landform
王书芳,徐向舟,徐飞龙
摘要(Abstract):
实验地貌观测方法的选择直接影响试验观测的精度和效率。数字近景摄影测量技术具有较高的观测精度和效率,其设备简单易操作且成本相对较低,但观测精度仍需结合传统手段进行率定和校核;点云式激光扫描技术使用范围广、精度高,但设备制作成本高、数据处理量大,等值线式激光扫描技术克服了上述缺点;超声波地形仪多用于水下地形观测,应用范围及效率精度有待改进。实验地貌观测技术未来的研究趋势应朝着高精度、高效率、操作简便的方向发展。
关键词(KeyWords): 实验地貌;数字近景摄影;三维激光扫描;超声波技术
基金项目(Foundation): 中央高校基本科研业务费专项基金资助项目(DUT10RW314);; 水利部黄河泥沙重点实验室开放课题基金(2009002);; 教育部科学技术研究重点项目(108035)
作者(Author): 王书芳,徐向舟,徐飞龙
DOI: 10.16251/j.cnki.1009-2307.2012.02.053
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