二维地震互相关，读写二维地震记录，简单滤波-open seismic data

快速傅里叶变换，在地震数据处理流程中必不可少的一直变换方法。-Fast Fourier Transform, essential in the seismic data processing flow has been transformation method.

对地震记录进行频谱分析，为后续工作做准备，方便滤波。-Spectral analysis of seismic records for follow-up work to do to prepare for easy filtering.

介绍了地震勘探中信号处理，将一道大容量数据进行分段FFT相关，提高算法的运算效率。C程序可在VC上编译通过，整个文件可在DSP6000上执行-Describes the seismic signal processing, will be a large-capacity data segmented FFT correlation algorithm to improve operational efficiency. C programs can be compiled by the VC,