GPS Error Analysis
Xie Shijie; Liu Haojie (Bureau of Surveying and Mapping under the PLA Headquarters of the General staff, Beijing, 100088)(General Prospecting and Surveying Team under Yellow River Water Conservacy commission, Zhengzhou, 450000)
Although the GPS is clearly the most accurate worldwide navigation positioning system yet developed, it still can exhibit significant errors. By understanding these errors, the user can both hope to reduce them and to understand the limitation of the GPS system.
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