point picker切割，分别有多点拾取，在产生的图像中拾取点信息。包涵几种例子，有人脸切割等例子。能更好的理解VTK poit功能与使用方法~-point picker cutting, more points were picked up in the resulting image pick-up point information. Bear with a few examples, some examples of cutting face. A better understand

对地震数据的S波相位进行拾取，可用于地震预警技术中心识别S波和P波信号相位，基于Fortran语言汇编(The S phase of seismic data is picked up and can be used for seismic warning technology center to identify the phase of S wave and P wave signal, which is based on Fortran language)