Title:
COORDINATE CALCULATION DEVICE, COORDINATE CALCULATION METHOD, AND COMPUTER-READABLE RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2020/111139
Kind Code:
A1
Abstract:
This coordinate calculation device 10 comprises: an image selection unit 11 for, when a specific location is designated on an object, selecting two or more images including the specific location from images obtained by photographing the object; a three-dimensional coordinate calculation unit 12 for specifying the positions of corresponding points at the specific location in each of the selected images and using the positions of the points specified in each image and camera matrixes calculated beforehand for each image to calculate the three-dimensional coordinates of the specific location; and a three-dimensional model display unit 13 for using point cloud data for the object to display a three-dimensional model of the object on a screen and additionally displaying the designated specific location on the three-dimensional model on the basis of the calculated three-dimensional coordinates.
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Inventors:
YAMASHITA YOSHIHIRO (JP)
Application Number:
PCT/JP2019/046420
Publication Date:
June 04, 2020
Filing Date:
November 27, 2019
Export Citation:
Assignee:
NEC SOLUTION INNOVATORS LTD (JP)
International Classes:
G01B11/00; G01C11/06; G06T7/593
Domestic Patent References:
| WO2014171418A1 | 2014-10-23 |
Foreign References:
| JP2016121917A | 2016-07-07 | |||
| JP2003006618A | 2003-01-10 | |||
| JP2009075117A | 2009-04-09 |
Attorney, Agent or Firm:
BRIGHTAS IP ATTORNEYS (JP)
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