CN115166782A - 基于卫星分布的导航场景识别方法、系统、设备和介质 - Google Patents
基于卫星分布的导航场景识别方法、系统、设备和介质 Download PDFInfo
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- CN115166782A CN115166782A CN202210746295.1A CN202210746295A CN115166782A CN 115166782 A CN115166782 A CN 115166782A CN 202210746295 A CN202210746295 A CN 202210746295A CN 115166782 A CN115166782 A CN 115166782A
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- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000012549 training Methods 0.000 claims abstract description 45
- 238000012795 verification Methods 0.000 claims abstract description 28
- 238000004590 computer program Methods 0.000 claims description 15
- 238000010586 diagram Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 7
- 238000011176 pooling Methods 0.000 claims description 6
- 230000006870 function Effects 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 238000010606 normalization Methods 0.000 claims description 2
- 238000010200 validation analysis Methods 0.000 description 5
- 238000005070 sampling Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012850 discrimination method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 238000004458 analytical method Methods 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/21—Interference related issues ; Issues related to cross-correlation, spoofing or other methods of denial of service
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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- G06N3/02—Neural networks
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Abstract
Description
编号 | 参数 | 值 |
1 | Loss function(损失函数) | 交叉熵 |
2 | Optimizer(优化器) | 随机梯度下降 |
3 | Dropout(丢弃值) | 0.26 |
4 | Number of conv layers(卷积层数) | 1 |
5 | Nummer of dense layers(全连接层数) | 3 |
6 | Number of Epochs(训练回合数) | 250 |
7 | Input dimension size(输入数据尺寸) | 100×100×4 |
8 | Output dimension size(输出数据尺寸) | 5 |
9 | Size of Batch(批量大小) | 64 |
10 | Validation split size(验证集分割比例) | 7:3 |
11 | Learning rate(学习率) | 1e-7 |
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CN202210746295.1A CN115166782B (zh) | 2022-06-28 | 2022-06-28 | 基于卫星分布的导航场景识别方法、系统、设备和介质 |
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CN202210746295.1A CN115166782B (zh) | 2022-06-28 | 2022-06-28 | 基于卫星分布的导航场景识别方法、系统、设备和介质 |
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CN115166782A true CN115166782A (zh) | 2022-10-11 |
CN115166782B CN115166782B (zh) | 2025-03-04 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117970399A (zh) * | 2024-03-29 | 2024-05-03 | 华航导控(天津)科技有限公司 | 一种在复杂城市环境下的定位方法 |
CN118865147A (zh) * | 2024-06-25 | 2024-10-29 | 武汉理工大学 | 一种基于ConvLSTM的差分GNSS场景识别方法及系统 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111221011A (zh) * | 2018-11-26 | 2020-06-02 | 千寻位置网络有限公司 | 基于机器学习的gnss定位方法及装置 |
WO2020238775A1 (zh) * | 2019-05-28 | 2020-12-03 | 华为技术有限公司 | 一种场景识别方法、一种场景识别装置及一种电子设备 |
US20210302597A1 (en) * | 2020-03-26 | 2021-09-30 | Gm Cruise Holdings Llc | Perception data based gnss multipath identification and correction |
CN113970761A (zh) * | 2021-10-11 | 2022-01-25 | 中山大学 | 一种非视距信号识别方法、系统、计算机设备和存储介质 |
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- 2022-06-28 CN CN202210746295.1A patent/CN115166782B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111221011A (zh) * | 2018-11-26 | 2020-06-02 | 千寻位置网络有限公司 | 基于机器学习的gnss定位方法及装置 |
WO2020238775A1 (zh) * | 2019-05-28 | 2020-12-03 | 华为技术有限公司 | 一种场景识别方法、一种场景识别装置及一种电子设备 |
US20210302597A1 (en) * | 2020-03-26 | 2021-09-30 | Gm Cruise Holdings Llc | Perception data based gnss multipath identification and correction |
CN113970761A (zh) * | 2021-10-11 | 2022-01-25 | 中山大学 | 一种非视距信号识别方法、系统、计算机设备和存储介质 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117970399A (zh) * | 2024-03-29 | 2024-05-03 | 华航导控(天津)科技有限公司 | 一种在复杂城市环境下的定位方法 |
CN118865147A (zh) * | 2024-06-25 | 2024-10-29 | 武汉理工大学 | 一种基于ConvLSTM的差分GNSS场景识别方法及系统 |
CN118865147B (zh) * | 2024-06-25 | 2025-04-22 | 武汉理工大学 | 一种基于ConvLSTM的差分GNSS场景识别方法及系统 |
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