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 47
- 238000012549 training Methods 0.000 claims abstract description 56
- 238000012795 verification Methods 0.000 claims abstract description 32
- 238000005259 measurement Methods 0.000 claims abstract description 28
- 238000004590 computer program Methods 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 9
- 238000011176 pooling Methods 0.000 claims description 6
- 230000006870 function Effects 0.000 claims description 4
- 238000010606 normalization Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000005070 sampling Methods 0.000 description 4
- 238000010200 validation analysis 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
- 238000004458 analytical method Methods 0.000 description 1
- 238000011981 development test Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000010801 machine learning Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006467 substitution reaction 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
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/08—Learning methods
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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 |
Claims (10)
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CN202210746295.1A CN115166782A (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 CN115166782A (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 |
Publications (1)
Publication Number | Publication Date |
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CN115166782A true CN115166782A (zh) | 2022-10-11 |
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CN202210746295.1A Pending CN115166782A (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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CN (1) | CN115166782A (zh) |
Cited By (1)
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 |
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2022
- 2022-06-28 CN CN202210746295.1A patent/CN115166782A/zh active Pending
Cited By (1)
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 |
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Inventor after: Dai Zhiqiang Inventor after: Zhai Chunlei Inventor after: Zhu Xiangwei Inventor after: Zhou Jingyi Inventor after: Yao Hexiong Inventor after: Li Fang Inventor after: OuYang Mingjun Inventor before: Dai Zhiqiang Inventor before: Zhai Chunlei Inventor before: Zhu Xiangwei Inventor before: Zhou Jingyi Inventor before: Yao Hexiong Inventor before: Li Fang Inventor before: OuYang Mingjun |