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针对六边形快速算法只考虑矢量水平方向的分布特点,提出了自适应六边形快速运动估计算法。文中用一个标量来统计水平和垂直运动矢量分布强弱特性,根据这个标量来选择调用六边形水平和垂直模板。综合考虑水平和垂直方向的运动矢量,降低计算量。实验表明,新算法在信噪比和搜索速度都有改进。
自适应的六边形快速运动估计算法
【摘 要】
：
针对六边形快速算法只考虑矢量水平方向的分布特点,提出了自适应六边形快速运动估计算法。文中用一个标量来统计水平和垂直运动矢量分布强弱特性,根据这个标量来选择调用六边形水平和垂直模板。综合考虑水平和垂直方向的运动矢量,降低计算量。实验表明,新算法在信噪比和搜索速度都有改进。
【出 处】
：
武汉理工大学学报
【发表日期】
：
2009年17期
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