Point cloud data calculation method, device and system for large-range data splicing
The invention discloses a point cloud data calculation method, device and system for large-range data splicing, and the method comprises the following steps: obtaining an image of a to-be-scanned object on an objective table, determining a to-be-scanned area according to the image, and calculating t...
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| creator | HUANG YUKAI ZHANG KUOCHENG LAN SHAN |
| description | The invention discloses a point cloud data calculation method, device and system for large-range data splicing, and the method comprises the following steps: obtaining an image of a to-be-scanned object on an objective table, determining a to-be-scanned area according to the image, and calculating the position data of the to-be-scanned area on the objective table; calculating the number of scanning times according to the position data and the length of the scanning line, and controlling a three-dimensional laser scanning device to start scanning; acquiring a scanning image, and calculating aninitial position and an end position of an effective interval in the scanning image and point cloud data in the scanning image; controlling the three-dimensional laser scanning device to continue to scan the next scanned image by taking the end position of the effective interval in the previous scanned image as a scanning starting point, and calculating the initial position and the end position ofthe effective interval of |
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calculating the number of scanning times according to the position data and the length of the scanning line, and controlling a three-dimensional laser scanning device to start scanning; acquiring a scanning image, and calculating aninitial position and an end position of an effective interval in the scanning image and point cloud data in the scanning image; controlling the three-dimensional laser scanning device to continue to scan the next scanned image by taking the end position of the effective interval in the previous scanned image as a scanning starting point, and calculating the initial position and the end position ofthe effective interval of</description><subject>MEASURING</subject><subject>MEASURING ANGLES</subject><subject>MEASURING AREAS</subject><subject>MEASURING IRREGULARITIES OF SURFACES OR CONTOURS</subject><subject>MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS</subject><subject>PHYSICS</subject><subject>TESTING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2019</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNy7EKwjAQgOEsDqK-w7lbSHFQRymKkzh0L0dyjYFrLiRXwbd30Adw-pfvX5r-ITEpOJbZg0dFcMhuZtQoCSbSp_gdeHpFR4DJQ31XpQlGKcBYAjUFU6DvWjNHF1NYm8WIXGnz68psr5e-uzWUZaCa0VEiHbp7a0-HY2tbe97_Yz5c_jhP</recordid><startdate>20190521</startdate><enddate>20190521</enddate><creator>HUANG YUKAI</creator><creator>ZHANG KUOCHENG</creator><creator>LAN SHAN</creator><scope>EVB</scope></search><sort><creationdate>20190521</creationdate><title>Point cloud data calculation method, device and system for large-range data splicing</title><author>HUANG YUKAI ; 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| language | chi ; eng |
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| subjects | MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS PHYSICS TESTING |
| title | Point cloud data calculation method, device and system for large-range data splicing |
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