GNSS模糊度解算的附加缩放因子的CLAMBDA方法
针对弱GNSS模型下, 约束LAMBDA(CLAMBDA)算法初始搜索空间过大, 导致模糊度解算效率低下的问题, 本文提出了基于缩放因子自适应调整搜索空间的ASS算法, 并讨论了采用上下边界分别设置初始空间对ASS算法的影响。通过两组实测算例对ASS算法解算性能进行了试验验证。结果表明, ASS算法采用缩放因子可以有效地调整搜索空间, 提高搜索效率; 基于下边界设置初始空间可以进一步提高ASS算法的解算性能。...
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| Published in | Ce hui xue bao Vol. 51; no. 11; pp. 2273 - 2284 |
|---|---|
| Main Authors | , , , , |
| Format | Journal Article |
| Language | Chinese English |
| Published |
Beijing
Surveying and Mapping Press
01.11.2022
广西空间信息与测绘重点实验室(桂林理工大学),广西 桂林 541006%武汉大学卫星导航定位技术研究中心,湖北 武汉 430079%武汉大学测绘学院,湖北 武汉 430079%东华理工大学测绘工程学院,江西 南昌 330013 东华理工大学测绘工程学院,江西 南昌 330013 |
| Subjects | |
| Online Access | Get full text |
| ISSN | 1001-1595 1001-1595 |
| DOI | 10.11947/j.AGCS.2022.20210185 |
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| Abstract | 针对弱GNSS模型下, 约束LAMBDA(CLAMBDA)算法初始搜索空间过大, 导致模糊度解算效率低下的问题, 本文提出了基于缩放因子自适应调整搜索空间的ASS算法, 并讨论了采用上下边界分别设置初始空间对ASS算法的影响。通过两组实测算例对ASS算法解算性能进行了试验验证。结果表明, ASS算法采用缩放因子可以有效地调整搜索空间, 提高搜索效率; 基于下边界设置初始空间可以进一步提高ASS算法的解算性能。 |
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| AbstractList | 针对弱GNSS模型下, 约束LAMBDA(CLAMBDA)算法初始搜索空间过大, 导致模糊度解算效率低下的问题, 本文提出了基于缩放因子自适应调整搜索空间的ASS算法, 并讨论了采用上下边界分别设置初始空间对ASS算法的影响。通过两组实测算例对ASS算法解算性能进行了试验验证。结果表明, ASS算法采用缩放因子可以有效地调整搜索空间, 提高搜索效率; 基于下边界设置初始空间可以进一步提高ASS算法的解算性能。 P228; 针对弱GNSS模型下,约束LAMBDA(CLAMBDA)算法初始搜索空间过大,导致模糊度解算效率低下的问题,本文提出了基于缩放因子自适应调整搜索空间的ASS算法,并讨论了采用上下边界分别设置初始空间对ASS算法的影响.通过两组实测算例对ASS算法解算性能进行了试验验证.结果表明,ASS算法采用缩放因子可以有效地调整搜索空间,提高搜索效率;基于下边界设置初始空间可以进一步提高ASS算法的解算性能. |
| Author | 胡伟建 卢立果 马立烨 刘万科 吴汤婷 |
| AuthorAffiliation | 东华理工大学测绘工程学院,江西 南昌 330013;广西空间信息与测绘重点实验室(桂林理工大学),广西 桂林 541006%武汉大学卫星导航定位技术研究中心,湖北 武汉 430079%武汉大学测绘学院,湖北 武汉 430079%东华理工大学测绘工程学院,江西 南昌 330013 |
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| Copyright | Nov 2022. This work is published under https://creativecommons.org/licenses/by-nc-nd/4.0/ (the “License”). Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License. Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
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| Snippet | 针对弱GNSS模型下, 约束LAMBDA(CLAMBDA)算法初始搜索空间过大, 导致模糊度解算效率低下的问题, 本文提出了基于缩放因子自适应调整搜索空间的ASS算法, 并讨论了采用上下边... P228; 针对弱GNSS模型下,约束LAMBDA(CLAMBDA)算法初始搜索空间过大,导致模糊度解算效率低下的问题,本文提出了基于缩放因子自适应调整搜索空间的ASS算法,并讨论了采用上下... |
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| Title | GNSS模糊度解算的附加缩放因子的CLAMBDA方法 |
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