MODEL-BASED 3D-MOTION ESTIMATION WITH ILLUMINATION COMPENSATION

masonchung

P. Eisert and B. Girod
4 Q- v% g- |3 w0 w- xUniversity of Erlangen-Nuremberg, Germany

$ V' V* A" T% J( S& oIn this paper we present a model-based algorithm for
0 \/ }8 {% h, ]4 E! Tthe estimation of three-dimensional motion parameters
: ~0 ~8 H7 l& i+ x8 Vof an object moving in 3D-space. Photometric
* H5 E: k, _* \3 n" E2 Meffects are taken into account by adding different illumination
& X6 u/ L! R1 G5 fmodels to the virtual scene. Using the additional
information from three-dimensional geometric
models of the scene leads to linear algorithms for
the parameter estimation of the illumination models
which are all computationally efficient. Experiments
show that the Peak Signal Noise Ratio (PSNR) between
$ K2 d. a4 @7 Tcamera and reconstructed synthetic images can
, F- F6 p- x* fbe increased by up to 7 dB compared to global illumination
) f  Y+ p, F- \% jcompensation. The average estimation error
of the motion parameters is at the same time reduced
9 C) `3 m3 n, ^+ Fby 40 %.

) R' e" j7 D7 x4 n1 m7 ~[ 本帖最後由 masonchung 於 2008-4-15 07:42 PM 編輯 ]

masonchung

Use 3D motion estimation in 3D monitor  environment?