应用背景MATLAB：针对不同领域的应用，推出了信号处理、控制系统、神经网络、图像处理、小波分析、鲁棒控制、非线性系统控制设计、系统辨识、通信等30多个具有专门功能的工具箱。正因其具有强大的功能，才使得其更好地运用在图像处理方面。MATLAB中的数字图是以矩阵形式表示，这意味着它强大的矩阵运算能力用于图像处理非常有利，矩阵运算的语法对MATLAB中的数字图像同样适用
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关键技术用MATLAB调用摄像头可直接从摄像头实时采集图像，进行人脸识别；利用MATLAB调用双摄像头，进行双目检测；利用M AT L A B 调用摄像头拍照并发到邮箱；利用MATLAB调用摄像头实现间隔一段时间拍摄照片
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