ASSESSMENT OF REPROCESSED SSH AND SWH MEASUREMENTS DERIVED FROM HY-2A RADAR ALTIMETER | |
Jiang, Maofei; Xu, Ke; Liu, Yalong | |
2018 | |
会议日期 | JUL 22-27, 2018 |
会议地点 | Valencia, SPAIN |
关键词 | HY-2A radar altimeter sea surface height significant wave height |
页码 | 3797-3800 |
英文摘要 | This paper assesses the reprocessed sea surface height (SSH) and significant wave height (SWH, or Hs) measurements derived from Haiyang-2A (HY-2A) radar altimeter using Jason-2 and buoy observations. The mean standard deviations of the SSH crossover differences for HY-2A and Jason-2 are 5.123 cm and 5.202 cm, respectively. The mean standard deviation of the SSH crossover differences between HY-2A and Jason-2 is 5.23 cm. Compared with the National Data Buoy Center (NDBC) SWH measurements, the reprocessed HY-2A SWH measurements show a root-mean-square error (RMSE) of 0.221 m with a positive bias of 0.149 m. After calibrated with the two-branched corrections, the RMSE for the reprocessed HY-2A SWH measurements is reduced to 0.160 m, which is even lower than that for Jason-2 (0.228 m). Therefore, the reprocessed HY-2A SSH and SWH measurements are of high accuracy. |
会议录 | IGARSS 2018 - 2018 IEEE INTERNATIONAL GEOSCIENCE AND REMOTE SENSING SYMPOSIUM
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语种 | 英语 |
ISSN号 | 2153-6996 |
ISBN号 | 978-1-5386-7150-4 |
内容类型 | 会议论文 |
源URL | [http://ir.nssc.ac.cn/handle/122/6699] ![]() |
专题 | 国家空间科学中心_微波遥感部 |
推荐引用方式 GB/T 7714 | Jiang, Maofei,Xu, Ke,Liu, Yalong. ASSESSMENT OF REPROCESSED SSH AND SWH MEASUREMENTS DERIVED FROM HY-2A RADAR ALTIMETER[C]. 见:. Valencia, SPAIN. JUL 22-27, 2018. |
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