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cnn_gesture's Introduction

CNN_Gesture 一个实时的手势识别脚本

基于Opencv+keras的实时手势识别系统,准确率约96%,可录制数据集。

python3.6 + opencv + keras + numpy + PIL

运行"录制手势.py",点击opencv的窗口, 如果发现背景不够干净可以通过键盘按'b'重置背景.

键盘按'l'进入手势录制模式,一个手势录制完训练集后会阻塞 3s,再开始录制测试集。 每个手势训练集+测试集录制结束后,键盘再按'l'会录制下一个手势,直到所有手势都录制完成。

全部训练手势录制完,按't'进行训练,模型训练结束会得到一下内容

  • 模型的结构图
  • 训练集和测试集的准确率和损失折线图
  • 测试集的混淆矩阵图
  • .h5 后缀的模型

training.py 如果已经含有数据集或者使用上传的数据集,可以直接运行得到模型
predict.py 可以查看每个手势的预测准确率

获得模型后,预测手势需要进行如下步骤:

  1. 运行"录制手势.py"
  2. 等待 Opencv 窗口弹出
  3. 点击窗口名为 'thresh' 的窗口,按下'p'键,在控制台输入模型的名字, 等待模型加载。 调整摄像头位置,保持'thresh' 窗口内蓝色矩形区域背景干净,按'b'键可重置背景,将手伸到的矩形范围内, 矩形上方红色字体表示对于的正确手势

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