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Recursive least squares approach to calculate motion parameters for a moving camera

机译:递推最小二乘法计算移动摄像机的运动参数

摘要

A method and system for estimating camera motion parameters and determining a filter to correct for camera motion errors. The estimating method and system includes obtaining an observation point set including a plurality of observed point vectors, computing a plurality of motion output vectors by performing a recursive least squares (RLS) process based on a plurality of motion parameter vectors, and comparing the plurality of motion output vectors to the plurality of observed point vectors. The filter determining method and system includes determining a plurality of desired motion point vectors, computing a plurality of estimated motion point vectors by means of an RLS algorithm, and computing the filter based on a difference between the plurality of estimated motion point vectors and the plurality of desired motion point vectors.
机译:一种估计摄像机运动参数并确定滤波器以校正摄像机运动误差的方法和系统。该估计方法和系统包括:获得包括多个观察点矢量的观察点集;通过基于多个运动参数矢量执行递归最小二乘(RLS)处理,计算多个运动输出矢量;以及比较多个运动输出矢量。将运动输出向量移动到多个观察点向量。滤波器确定方法和系统包括:确定多个期望运动点向量;借助于RLS算法计算多个估计运动点向量;以及基于多个估计运动点向量与多个估计运动点向量之间的差来计算滤波器。运动点矢量的集合。

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