/usr/ is in libvisp-tt-mi-dev 3.0.0-4.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/include/
/usr/include/x86_64-linux-gnu/
/usr/include/x86_64-linux-gnu/visp3/
/usr/include/x86_64-linux-gnu/visp3/tt_mi/
/usr/include/x86_64-linux-gnu/visp3/tt_mi/vpTemplateTrackerMIForwardCompositional.h
/usr/include/x86_64-linux-gnu/visp3/tt_mi/vpTemplateTrackerMI.h
/usr/include/x86_64-linux-gnu/visp3/tt_mi/vpTemplateTrackerMIForwardAdditional.h
/usr/include/x86_64-linux-gnu/visp3/tt_mi/vpTemplateTrackerMIESM.h
/usr/include/x86_64-linux-gnu/visp3/tt_mi/vpTemplateTrackerMIInverseCompositional.h
/usr/include/x86_64-linux-gnu/visp3/tt_mi/vpTemplateTrackerMIBSpline.h
/usr/share/
/usr/share/doc/
/usr/share/doc/libvisp-tt-mi-dev/
/usr/share/doc/libvisp-tt-mi-dev/copyright
/usr/lib/x86_64-linux-gnu/libvisp_tt_mi.so
/usr/share/doc/libvisp-tt-mi-dev/changelog.Debian.gz