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view scripts/examples.sql @ 872:c70adaeeddf5
solved issue with latest version of scikit-learn
author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
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date | Wed, 08 Feb 2017 16:32:15 -0500 |
parents | d44eba0db517 |
children |
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# get object id, first and last frame numbers, length and number of features select OF.object_id, min(P.frame_number) as frame1, max(P.frame_number) as frame2, max(P.frame_number)-min(P.frame_number) as length, count(OF.trajectory_id) as nfeatures from positions P, objects_features OF where P.trajectory_id = OF.trajectory_id group by OF.object_id order by nfeatures asc;