SEGY是指地震数据模式。SEG-Y格式是由SEG 提出的标准磁带数据格式之一，它是石油勘探行业地震数据的最为普遍的格式之一。本文介绍了SEGY格式与SU格式之间的转化，SEGY格式数据的处理，及相关函数-SEGY is a seismic data format.This paper introduces the transfer between SEGY and SU, the processing of SEGY data and some related functions.

自己写的matlab程序实现fft分解，包括详细的介绍和画图语句，供自学使用，也可和fft函数对比。FFT algorithm is written by myself, included details and the drawing sentence. You can compare with the fft fuction.-FFT algorithm is written by myself, included details and the drawing sentence. You