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- W2012606340 abstract "In motion vision the problem is to find from a sequence of time varying images the relative rotational and translational velocities between a viewer and an environment as well as the shape of objects in the environment. This paper introduces a direct method called fixation for solving the general motion vision problem. This method results in a constraint equation between the translational and rotational velocities that in combination with the Brightness-Change Constraint Equation solves the general motion vision problem arbitrary motion relative to an arbitrary environment. Avoiding correspondence and optical flow has been the motivation behind the direct methods because both solving the correspondence problem and computing the optical flow reliably have proven to be rather difficult and computationally expensive. Recently direct motion vision methods which use the image brightness information such as temporal and spatial brightness gradients directly have used the Brightness-Change Constraint Equation for solving the motion vision problem in special cases such as Known Depth Pure Translation or Known Rotation Pure Rotation and Planar World. In contrast to those solutions the fixation method does not put such severe restrictions on the motion or the environment." @default.
- W2012606340 created "2016-06-24" @default.
- W2012606340 creator A5067007403 @default.
- W2012606340 date "1991-03-01" @default.
- W2012606340 modified "2023-10-17" @default.
- W2012606340 title "<title>Using fixation for direct recovery of motion and shape in the general case</title>" @default.
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- W2012606340 doi "https://doi.org/10.1117/12.25468" @default.
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