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Analysis the characteristics of meter digital structure, considering the complexity of the meter digital images background, combines dynamic threshold and global threshold binary image on instrument digital image pre-processing. Locating the digital on the instrument, eliminated pattern noise by opening operation and removed small adhesions between the digital and the border, utilized the connected...
The petroleum industry is a technology-intensive industry with interdisciplinary and multi-disciplinary collaborations, which supported by the information plans such as `the digital oilfield'. Because of the complicated business links, complex data structure and multiple types in the petroleum industry, oil-gas data service always plays an important role in the digital oilfield plan. The oil-gas data...
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