# 2023年电赛 F题
# 基于声传播的智能定位系统
## 项目介绍
一发三收 一个敲击声音 三个麦克风接收到的声音信号不同, 通过信号的差异来定位敲击的位置
一共36个位置, 采集音频信号 (使用三个压电陶瓷蜂鸣片替换功放的mic头作为麦克风)
## 项目思路
### 信号采集
使用单片机采集电压, 通过串口发送数据(三个位置的电压序列)
例如 [[1592, 1829, 1678], [2, 3012, 5]...] 这是一个电压序列, 其中[1592, 1829, 1678]为一个正常电压, [2, 3012, 5]为敲击电压 有敲击声音时 会有明显的峰值 峰值大于1200, 谷值小于-800
### 信号处理
使用jetson nano串口接收数据
将每个位置的数据集存储到csv中(100000条电压, 每个电压为长度为3的数组),
录制数据集时每个位置录制100秒, 大约有80以上的敲击声音
### 模型训练
使用电脑进行深度学习训练, 使用pytorch框架, 使用一维卷积模型
### 模型部署
使用jetson nano进行模型部署, 使用串口接收数据, 使用模型进行预测, 将预测结果显示到屏幕
没有合适的资源?快使用搜索试试~ 我知道了~
2023年电赛 F题 基于声传播的智能定位系统 jetsno nano 数据采集与模型训练部分.zip
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全国大学生电子设计竞赛(National Undergraduate Electronics Design Contest),试题,解决方案及源码。计划或参加电赛的同学可以用来学习提升和参考。程序均是实战案例,经过测试可直接运行。 全国大学生电子设计竞赛(National Undergraduate Electronics Design Contest),试题,解决方案及源码。计划或参加电赛的同学可以用来学习提升和参考。程序均是实战案例,经过测试可直接运行。
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