一种基于多源地球物理数据融合的海砂自动识别方法

By constructing a dual-channel deep learning model that integrates drilling, single-channel seismic, and shallow seismic profile data, the problems of low efficiency and insufficient accuracy in marine sand identification were solved, enabling efficient and accurate automatic identification of marine sand resources.

CN122017970BActive Publication Date: 2026-07-17INST OF GEOMECHANICS

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
INST OF GEOMECHANICS
Filing Date
2026-01-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In existing technologies, sea sand identification methods are inefficient and highly subjective. Single seismic data are easily affected by noise, shallow seismic profile data have not been effectively fused, and the sparsity of drilling data limits the effectiveness of model training, making it difficult to meet the needs of accurate exploration of sea sand in large-scale sea areas.

Method used

By acquiring drilling data, single-channel seismic data, and shallow seismic profile data, a dual-channel deep learning model was constructed. Spatial registration and scale normalization were performed, and deep learning technology was combined to achieve efficient and accurate automatic identification of sea sand, thereby enhancing the model's ability to identify complex geological features.

Benefits of technology

It has significantly improved the accuracy and efficiency of marine sand resource identification, solved the technical problems of inconsistent spatial benchmarks and large scale differences in multi-source data in traditional methods, and improved the accuracy and efficiency of marine sand identification.

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Abstract

本发明涉及海砂自动识别技术领域,尤其涉及一种基于多源地球物理数据融合的海砂自动识别方法。所述方法包括以下步骤:获取目标区域的钻井数据、单道地震数据和浅地层剖面数据,并进行预处理,生成融合数据体;基于融合数据体,构建一个双通道深度学习模型;利用融合数据体和钻井数据中标定的岩性标签,训练双通道深度学习模型;利用训练完成的双通道深度学习模型对目标区域进行识别,并对识别结果进行验证,生成海砂分布成果;本发明通过海砂自动识别,以实现了从数据预处理到成果输出的全流程自动化。
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