In this paper, based on the analysis of the characteristics of error surface and motion vector field, we propose a fast search strategy for motion estimation is proposed.
本文在分析低码率压缩码流运动矢量场以及误差曲面性质的基础上，提出一种基于时空预测的快速运动估值方法。
Then the initial search point and 2 search strategies were adaptively chosen according to the motion vector field, and an threshold was also selected to detect stationary blocks.
根据运动矢量场自适应选择搜索起始点和不同的搜索策略进行搜索，同时设定阈值对静止块直接中止搜索。
Based on prediction of searching starting-point and gradient diamond-shaped searching technique, the paper proposes a motion vector field self-adaptive searching algorithm (MVFSAS).
在基于搜索起点预测和梯度式菱形搜索方法的基础上，提出了一种运动矢量场自适应搜索算法(MVFSAS)。
To the different problems in practice, three main aspects are involved in this paper: the estimation of motion vector field, the parametric tracking model of lv and probability tracking model of lv.
针对实际应用的不同侧重点，本文核心内容包括三方面：LV的运动矢量场估计、LV参数化运动跟踪模型和LV的概率跟踪模型。
In this paper it is shown that there are two vector constants of the motion for a charged particle in the central field of force.
证明了带电粒子在有心力场中运动时有两个守恒矢量。
In this paper it is shown that there are two vector constants of the motion for a charged particle in the central field of force.
证明了带电粒子在有心力场中运动时有两个守恒矢量。
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