Bridge strain close-range photogrammetry method based on unmanned aerial vehicle image
The invention discloses a bridge strain close-range photogrammetry method based on an unmanned aerial vehicle image. The method comprises the following steps: pasting a coding point at a to-be-detected position of a bridge; using the unmanned aerial vehicle to respectively shoot two groups of images...
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Format: | Patent |
Sprache: | chi ; eng |
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