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Extract 2d bounding box from 3d bounding box?



2019 Community Moderator ElectionOpenCV calibration parameters and a 3d point transformation from stereo camerasHTML5 Canvas transformation issue using 2D rendering contextRe-project rotated object in an imageHow to compute difference between rotation matrices?Exact definition of the matrices in OpenCv StereoRectifySaving bounding box coordinates for each frame in a videoOpenCV: How to find projection matrix from calibrateCamera() output?Calculate Camera parameters and HandEyeCalibrationCompute homography given rotation and translation between two camerasCreate homography matrix from camera pos










0















I want to extract 2d bounding boxes from 3d bounding boxes.



  • I have the following info:

    • Camera's origin

    • Camera intrinsic calibration matrix

    • Center of 3d bounding box (world coord)

    • Bounding box width, height and length (world coord)


From what I've found,



Camera coord = Rotation(World coordinate - camera origin)


But I'm not sure what rotation is here. I don't have much background in Computer vision and I'd like to know how to extract the 2d info from my available info. Thanks.










share|improve this question









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    0















    I want to extract 2d bounding boxes from 3d bounding boxes.



    • I have the following info:

      • Camera's origin

      • Camera intrinsic calibration matrix

      • Center of 3d bounding box (world coord)

      • Bounding box width, height and length (world coord)


    From what I've found,



    Camera coord = Rotation(World coordinate - camera origin)


    But I'm not sure what rotation is here. I don't have much background in Computer vision and I'd like to know how to extract the 2d info from my available info. Thanks.










    share|improve this question









    New contributor




    chezza is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.






















      0












      0








      0








      I want to extract 2d bounding boxes from 3d bounding boxes.



      • I have the following info:

        • Camera's origin

        • Camera intrinsic calibration matrix

        • Center of 3d bounding box (world coord)

        • Bounding box width, height and length (world coord)


      From what I've found,



      Camera coord = Rotation(World coordinate - camera origin)


      But I'm not sure what rotation is here. I don't have much background in Computer vision and I'd like to know how to extract the 2d info from my available info. Thanks.










      share|improve this question









      New contributor




      chezza is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I want to extract 2d bounding boxes from 3d bounding boxes.



      • I have the following info:

        • Camera's origin

        • Camera intrinsic calibration matrix

        • Center of 3d bounding box (world coord)

        • Bounding box width, height and length (world coord)


      From what I've found,



      Camera coord = Rotation(World coordinate - camera origin)


      But I'm not sure what rotation is here. I don't have much background in Computer vision and I'd like to know how to extract the 2d info from my available info. Thanks.







      transformation vision






      share|improve this question









      New contributor




      chezza is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question









      New contributor




      chezza is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question








      edited Mar 7 at 8:28









      Tomka Koliada

      1,0481628




      1,0481628






      New contributor




      chezza is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      asked Mar 7 at 6:29









      chezzachezza

      1




      1




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      New contributor





      chezza is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






      chezza is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






















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