【摘要】 为了充分发挥计算机的多核优势,提高地震数据相干体的计算速度,通过研究在多核上的多线程并行技术,完成了并行相干体算法的设计与实现,并分别对串行和并行算法进行性能比较测试.测试结果表明:Pthread多线程技术可以充分利用多核资源,取得比较理想的线性加速比,且提高了系统的计算效率,非常适合于大数据量的地震数据处理的应用.更多还原

【Abstract】 For taking full advantage of multi-core computers and improving computing speed of coherent cube of seismic data,a coherence parallel algorithm with the research of multi-core parallel technology has been designed and implemented.The comparison test of the performance between the serial and the parallel algorithm has been completed.The result shows that using Pthread can make full use of multi-core resources and achieve an ideal linear speedup.The result also indicates that using Pthread can improve the computational efficiency of the system and be very suitable for processing large-scale seismic data.更多还原