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基于高效可扩展改进残差结构神经网络的舰船目标识别技术

付哲泉 李尚生 李相平 但波 王旭坤

付哲泉, 李尚生, 李相平, 但波, 王旭坤. 基于高效可扩展改进残差结构神经网络的舰船目标识别技术[J]. 电子与信息学报, 2020, 42(12): 3005-3012. doi: 10.11999/JEIT190913
引用本文: 付哲泉, 李尚生, 李相平, 但波, 王旭坤. 基于高效可扩展改进残差结构神经网络的舰船目标识别技术[J]. 电子与信息学报, 2020, 42(12): 3005-3012. doi: 10.11999/JEIT190913
Zhequan FU, Shangsheng LI, Xiangping LI, Bo DAN, Xukun WANG. Ship Target Recognition Based on Highly Efficient Scalable Improved Residual Structure Neural Network[J]. Journal of Electronics & Information Technology, 2020, 42(12): 3005-3012. doi: 10.11999/JEIT190913
Citation: Zhequan FU, Shangsheng LI, Xiangping LI, Bo DAN, Xukun WANG. Ship Target Recognition Based on Highly Efficient Scalable Improved Residual Structure Neural Network[J]. Journal of Electronics & Information Technology, 2020, 42(12): 3005-3012. doi: 10.11999/JEIT190913

基于高效可扩展改进残差结构神经网络的舰船目标识别技术

doi: 10.11999/JEIT190913
详细信息
    作者简介:

    付哲泉:男,1992年生,博士生,研究方向为精确制导技术及其智能化

    李尚生:男,1965年生,教授,研究方向为导弹制导技术

    李相平:男,1963年生,教授,研究方向为精确制导和目标探测技术

    但波:男,1985年生,讲师,研究方向为目标识别与选择技术

    王旭坤:男,1995年生,硕士生,研究方向为雷达目标识别技术

    通讯作者:

    付哲泉 fuzq2413@163.com

  • 中图分类号: TN957.51

Ship Target Recognition Based on Highly Efficient Scalable Improved Residual Structure Neural Network

  • 摘要: 神经网络的深度在一定范围内与识别效果成正相关,为解决超出范围后网络层数增加识别准确率却下降的模型饱和问题,该文提出一种具有高效的微块内部结构和残差网络结构的神经网络模型,用于对舰船目标基于高分辨距离像的分类识别。该方法利用具有小尺度卷积核的卷积模块提取目标的稳定可分特征,同时利用联合损失函数约束目标特征的类内距离提高识别能力。仿真结果表明,该模型相比于其他常见网络结构,在模型参数更少的情况下,识别效果更好,同时具有较强的噪声鲁棒性。
  • 图  1  针对HRRP的CNN结构示意图

    图  2  残差结构

    图  3  卷积模块结构

    图  4  本文所提模型框图

    图  5  某艘舰船模型图及其对应幅值归一化后的HRRP图

    图  6  HRRP数据平移截取示意图

    图  7  信噪比为15 dB时不同模型的特征可视化图

    表  1  模型A各阶段参数情况

    阶段输出结构参数个数
    初始卷积层128×1×97×1, 9, s=299
    左侧支路右侧支路
    卷积模块164×1×181×1, 9
    3×1, 3, s=2, x=3
    1×1, 12
    1×1, 15, s=2585
    卷积模块232×1×361×1, 18
    3×1, 6, s=2, x=3
    1×1, 24
    1×1, 30, s=21980
    卷积模块316×1×721×1, 36
    3×1, 12, s=2, x=3
    1×1, 48
    1×1, 60, s=27200
    卷积模块48×1×1441×1, 72
    3×1, 24, s=2, x=3
    1×1, 96
    1×1, 120, s=227360
    全连接层1144全局平均池化+全局最大值池化0
    全连接层22288
    输出层13SL+CL26
    参数总数37538
    下载: 导出CSV

    表  2  不同复杂度模型在不同信噪比数据集下的识别准确率(%)

    模型名称识别时间(μs)信噪比(dB)
    051015
    模型A25860.4289.4198.2199.83
    模型B32672.9594.4199.1599.89
    模型C32373.7893.7199.0799.86
    下载: 导出CSV

    表  3  CNN模型结构和参数明细

    阶段输出维度网络结构参数个数
    卷积层1256×1×83×1, 8, s=164
    池化层1128×1×82×1, s=20
    卷积层2128×1×163×1, 16, s=1464
    池化层264×1×162×1, s=20
    卷积层364×1×323×1, 32, s=11696
    池化层332×1×322×1, s=20
    卷积层432×1×643×1, 64, s=16464
    池化层416×1×642×1, s=20
    卷积层516×1×641×1, 64, s=14416
    池化层58×1×642×1, s=20
    全连接层16432832
    全连接层22130
    输出层13SL39
    参数总数46105
    下载: 导出CSV

    表  4  SDSAE&KNN模型结构和参数明细

    阶段输出维度参数个数
    隐藏层1150×138550
    隐藏层2100×115100
    隐藏层350×15050
    隐藏层410×1510
    参数总数59210
    下载: 导出CSV

    表  5  SCAE模型结构和参数明细

    阶段输出维度网络结构参数个数
    卷积层1256×1×1285×1, 128, s=1768
    池化层1128×1×1282×1, s=20
    卷积层2128×1×645×1, 64, s=141024
    池化层264×1×642×1, s=20
    卷积层364×1×323×1, 32, s=16176
    池化层332×1×322×1, s=20
    卷积层432×1×163×1, 16, s=11552
    池化层416×1×162×1, s=20
    卷积层516×1×81×1, 8, s=1136
    池化层58×1×82×1, s=20
    输出层13SL845
    参数总数50501
    下载: 导出CSV

    表  6  不同信噪比条件下本节模型与对比模型识别准确率(%)

    模型名称识别时间(μs)信噪比(dB)
    051015
    模型A25860.4289.4198.2199.83
    CNN6958.2286.9195.5198.79
    SCAE4754.7886.5894.4498.78
    SDSAE&KNN6846.5083.9493.4498.65
    下载: 导出CSV
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出版历程
  • 收稿日期:  2019-11-14
  • 修回日期:  2020-04-16
  • 网络出版日期:  2020-04-25
  • 刊出日期:  2020-12-08

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