matlab函数，用于截取部分道集中特定时窗内的数据。-It s a matlab function, used to intercept part of the seismic data with a certain time window.

meanshift均值平移跟踪算法中核函数窗宽的自动选取代码，根据目标大小变化核窗宽，使得当目标出现大小变化时准确跟踪到目标中心-Meanshift mean shift tracking algorithm kernel bandwidth automatic code is selected, according to the objective changes in the size of the kernel bandwidth, making when target size chan