Influences of coarse grid selection on Kirchhoff beam migration

• 作 者: LI Jiabin SUN Hui ZHANG Zhihou
• 机 构: FacultyofGeosciencesandEnvironmentalEngineering,SchoolofResourcesandEnvironment,CollegeofGeo-Explora
• 出 处: 世界地质:英文版
• 发表日期: 2019年1期
• 关键词: KIRCHHOFF BEAM MIGRATION prestack depth MIGRATION coarse GRID SELECTION BEAM pro
• 基金项目: Supported by projects of the Natural Science Foundation of China(No.41804100),the China Postdoctoral Science Foundation(No.2018M640910),the Fundamental Research Funds for the Central Universities(No.2

Kirchhoff beam migration is a beam migration method, which focuses on rapid imaging of geological structures. Although this imaging method ignores the amplitude information in the calculation process, it can calculate multi-arrival traveltime. This migrat