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张培昌, 戴铁丕, 伍志芳, 等. 用变分方法校准数字化天气雷达测定区域降水量基本原理和精度[J]. 大气科学, 1992, 16(2): 248-256. DOI: 10.3878/j.issn.1006-9895.1992.02.13
引用本文: 张培昌, 戴铁丕, 伍志芳, 等. 用变分方法校准数字化天气雷达测定区域降水量基本原理和精度[J]. 大气科学, 1992, 16(2): 248-256. DOI: 10.3878/j.issn.1006-9895.1992.02.13
Zhang Peichang, Dai Tiepi, Wu Zhifang, et al. Principle and Accuracy of Adjusting the Area Precipitation from Digital Weather Radar Through Variational Method[J]. Chinese Journal of Atmospheric Sciences, 1992, 16(2): 248-256. DOI: 10.3878/j.issn.1006-9895.1992.02.13
Citation: Zhang Peichang, Dai Tiepi, Wu Zhifang, et al. Principle and Accuracy of Adjusting the Area Precipitation from Digital Weather Radar Through Variational Method[J]. Chinese Journal of Atmospheric Sciences, 1992, 16(2): 248-256. DOI: 10.3878/j.issn.1006-9895.1992.02.13

用变分方法校准数字化天气雷达测定区域降水量基本原理和精度

Principle and Accuracy of Adjusting the Area Precipitation from Digital Weather Radar Through Variational Method

  • 摘要: 本文用变分方法校准雷达估算的降水强度和区域降水量,结果表明:经变分校准后,不但能使雷达探测到的结果与雨量计观测到的结果比较接近,而且还能保留没有雨量计站的地方雷达探测到的降水强度变化,其平均相对误差约为20%.

     

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