[Kwiver-users] (no subject)

Matthew Leotta matt.leotta at kitware.com
Mon Jan 2 16:11:31 EST 2017


> On Dec 23, 2016, at 3:46 AM, Sukhad Anand <sukhad.anand at gmail.com> wrote:
> 
> what does the camera sample rate signify in the bundle_adjust_tracks.conf ?

That parameter is the rate at which to sample your frames for the purpose of bundle adjustment.  That is, if you tracked features on every frame, but only need cameras on a subset of frames you can adjust this parameters.  If you set it to “2” it will use every other frame.  If you set it to “3” it will use every third frame.  Generally you can just leave it at “1” unless you have high frame rate video and need to temporally down sample.  Sometimes having more redundant video frames improves feature tracking, but you might not want or need that many frames for 3D reconstruction.

—Matt


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