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| COMBINED REGIONAL GPS HEIGHT CONVERSION MODEL BASED
ON LEAST SQUARES SUPPORT VECTOR MACHINES |
| Wang Jigang1，2，3）;Hu Yonghui1） ;and Kong Lingjie4） |
| 1）National Time Service Center，CAS，Xi’an 710600 2）Graduate University of Chinese Academy of Science，Beijing 100039 3）Department of Surveying and Geo-informatics，Huaihai Institute of Technology，Lianyungang 222001 4）College of Geology Engineering and Geomatics，Chang’an University，Xi’an 710054 |
| Received: 1900-01-01 Revised: 1900-01-01 Online: null |
Supporting info
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