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基于Argo浮标数据的Aquarius数据产品质量评估 被引量：2

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摘要 Aquarius/SAC-D卫星于2010年6月发射,极大地增强了人类观测海表盐度的能力,因而对理解全球水循环具有重要意义。利用Argo盐度现场观测资料对2014年全球的Aquarius L2产品进行了分析与讨论,结果表明:Aquarius数据盐度值总体偏差为正,但是由于降水和反演法的不完美偏差使得热带海域偏差为负;三大洋中,太平洋盐度反演最为精确,3个波束(beam)中,beam 1反演最准确。另外,还用BP神经网络对Aquarius L2产品的误差进行校正,使均方根误差由0.507减小到0.298。
作者 张明 张韧 王辉赞 窦硌
机构地区 解放军理工大学气象海洋学院 解放军
出处 《海洋信息》 2015年第3期21-28,共8页 Marine Information
关键词 海表盐度 质量评估 神经网络 误差校正
分类号 P715.2 [天文地球—海洋科学]
  • 相关文献

参考文献11

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二级参考文献28

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共引文献10

同被引文献39

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引证文献2

二级引证文献9

海洋信息
2015年 第3期

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