Abstract
Fixation is defined as the ability of an active visual system to keep the projection of an environmental point stationary in the image. We show in this paper that fixation enables the decoupling of the 3D-motion parameters by projecting appropriately the spherical motion field in two latitudinal directions with respect to two different poles of the image sphere. Both computational steps are based on one-dimensional searches along meridians of the image sphere. We do not use the efference copy of the fixational rotation of the camera. Performance of the algorithm is tested on real world sequences with fixation accomplished either off-line or during the recording using an active camera.
We heavily acknowledge the constructive discussions with Gerald Sommer, Ruzena Bajcsy, Yiannis Aloimonos, and Hans-Peter Mallot.
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© 1996 Springer-Verlag Berlin Heidelberg
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Daniilidis, K., Thomas, I. (1996). Decoupling the 3D motion space by fixation. In: Buxton, B., Cipolla, R. (eds) Computer Vision — ECCV '96. ECCV 1996. Lecture Notes in Computer Science, vol 1064. Springer, Berlin, Heidelberg. https://doi.org/10.1007/BFb0015578
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DOI: https://doi.org/10.1007/BFb0015578
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