Gas long-distance pipeline magnetic flux leakage internal detection data multi-round alignment method and device
The invention belongs to the field of combination of a petroleum and natural gas pipeline internal detection technology and an artificial intelligence technology, and mainly relates to a gas long-distance pipeline magnetic flux leakage internal detection data multi-round alignment method and device,...
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| creator | LIU ZHIJUN DUAN MINGWEI BI ZHENZHE ZHANG LEI ZHU ZIDONG GAO YUQING XI SHIJIA LIN WENNAN WANG YIPEI LUAN YI |
| description | The invention belongs to the field of combination of a petroleum and natural gas pipeline internal detection technology and an artificial intelligence technology, and mainly relates to a gas long-distance pipeline magnetic flux leakage internal detection data multi-round alignment method and device, and the method comprises the following steps: respectively recognizing first-stage feature point data in two groups of magnetic flux leakage internal detection data needing to be aligned according to a feature point database, performing pipe section division on the pipeline to form a plurality of first-stage pipe sections; second-level feature points in the first-level pipe section are recognized, and the second-level feature points in the first-level pipe section are aligned for the first time through a pipe section splitting algorithm; performing alignment operation on the secondary feature points which are identified but not aligned again; the method is mainly used for solving the problem that the alignment pro |
| format | Patent |
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second-level feature points in the first-level pipe section are recognized, and the second-level feature points in the first-level pipe section are aligned for the first time through a pipe section splitting algorithm; performing alignment operation on the secondary feature points which are identified but not aligned again; the method is mainly used for solving the problem that the alignment pro</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | BLASTING CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING HEATING LIGHTING MECHANICAL ENGINEERING PHYSICS PIPE-LINE SYSTEMS PIPE-LINES STORING OF DISTRIBUTING GASES OR LIQUIDS WEAPONS |
| title | Gas long-distance pipeline magnetic flux leakage internal detection data multi-round alignment method and device |
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