OALib Journal期刊
ISSN: 2333-9721
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基于cuda的转换波kirchhoff叠前时间偏移算法研究及实现
Keywords: 转换波,kirchhoff叠前时间偏移,cuda并行计算
Abstract:
?转换波叠前时间偏移计算量巨大、耗费时间长,影响了多波多分量地震数据的处理效率,也限制了转换波技术在生产上的应用规模。目前转换波叠前时间偏移主要采取cpu集群计算方式,但cpu集群存在功耗大、占用空间大和维护成本高等缺点,为缩短偏移计算耗时和降低计算成本,本文提出-种基于cuda技术的转换波kirchhoff叠前时间偏移并行算法。应用理论数据和实际转换波数据在cpu和gpu测试平台对算法进行了对比验证和性能分析,确认gpu并行算法计算速度可提高上百倍,是-种高效、低成本的方法。
References
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[2] | 马昭军,唐建明.叠前时间偏移在三维转换波资料处理中的应用.石油物探,2007,46(2);174-180maghaojun,tangjianming.theapplicationofpres-tacktimemigrationin3dconverted-wavedatapro-ccssmg.gpp,2007,46(2):174-180
|
[3] | 刘国峰,刘钦,李博等.油气勘探地震资料处理upu/cpu协同并行计算.地球物理学进展,2009,24(5);1671-1678liuuuofcng,liuqin,liboctal.upu/cpuco-pro-cessingparallelcomputationforseismicdataprocess-inginoilandgasexploration.progressingeophys-zcs,2009,21(5):1671-1678
|
[4] | 刘国峰,刘洪,土秀闽等.kirchhof积分叠前时间偏移的两种旅行时计算及并行算法.地球物理学进展,2009,2(1):131-136liuuuofcng,liuhong,wangxiuminctal.twokindsoftravelingtimecomputationandparallelcom-putingmethodsofkirehhoffmigration.progressincieophysics,2009,2(1):131-136
|
[5] | 李肯立,彭俊杰,周仕勇.基于cuda的kirchhof叠前时间偏移算法设计与实现.计算机应用研究,2009,26(12);4474-4477likcnli,pengjunjic,ghoushiyong,implementkirchhoffprestacktimemigrationalgorithmoncu-daarchitecture.applicationresearchofcomput-er,2009,26(12):4474-477
|
[6] | 张兵,赵改善,黄俊等.地震叠前深度偏移在cuda平台上的实现.勘探地球物理进展,2008,31(6):427-432zhangking,zhaouaishan,huangjunctal,lmplc-mcntprcstackdepthmigrationoncudaplatform.progressiriexplorationgeophysics,2008,31(6):427-432
|
[7] | 张慧宇,刘璐佳,张兵等.cpu提速叠前时间体偏移技术.物探化探计算技术,2011,33(5):1001-1006zhanghuiyu,liulujia,zhangbingctal.upuspeedinguptheseismicprestacktimemigration.computingtechniquesforgeophysicalandgeo-chemicalexploration,2011,33(5):1001-1006
|
[8] | 刘奇琳,黄跃,唐建明等.波动方程叠前深度偏移的cpu技术.物探化探计算技术,2010,32(4);386-391liuqilin,huangyuc,fangjianmingctal.thcps-dmofwaveequationmigrationbasedonupu.con-putingtechniquesforgeophysicalandgeochemicalexploration,2010,32(4):386-391
|
[9] | nvidiaco.cudacomputeuiifleddevicearchi-tectureprogrammingguide(vcrsion.2).http;//does.nvidia.con/cuda/cuda-c-programming-guide/index,html,2012-6-9
|
[10] | 张丽艳,刘洋,陈晓宏.相对振幅保持的转换波叠前时间偏移方法研究[j].石油地球物理勘探.2008,43(2):153-157??浏览
|
[11] | lixyandyuanjx.converted-wavemovcoutandconversion-pointequationsinlayeredvtlmediare-visited:thcoryandapplications[j].journalofapp-liedgeophysics.2003,54(3,4):297-318
|
[12] | lixyandyuanjx.convertedwavetravcltimec-quationsinlayeredanisortropicmedia;anoverview.eapannualresearchreport,britishucologicalsurvey,scotland,uk,2001,3-32
|
[13] | 张舒,褚艳丽等.cpu高性能计算之cuda.北京:中国水利电力出版社,2009,155-162
|
[14] | 曹孟起,刘占族.叠前时间偏移处理技术及应用.石油地球物理勘探,2006,41(3);286-289caomcngqi,liuzhanzu.thetechnologyandappli-canonofprestacktimemigration.oup,2006,41(3):286-289
|
[15] | daih,lixyandconwayp.3dpre-stackkichhofftimemigrationofps-wavesandmigrationvelocitymodelbuilding.segtechnicalprogramexpandedabstracts,2004,23:1115-1118
|
[16] | lixy.converted-wavemovcoutanalysisrevisited:thesearchforastandardapproach.segtechnicalprogramexpandedabstracts,2003,22;805-808
|
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