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    • 2. 发明申请
    • MOTION VECTOR DETECTION DEVICE, APPARATUS FOR DETECTING MOTION VECTOR AND MOTION VECTOR DETECTION METHOD
    • 运动矢量检测装置,检测运动矢量和运动矢量检测方法的装置
    • US20120057760A1
    • 2012-03-08
    • US13221938
    • 2011-08-31
    • Takuma YAMAMOTONao Mishima
    • Takuma YAMAMOTONao Mishima
    • G06K9/00
    • G06T7/238G06T2207/10016G06T2207/20021
    • A motion vector detection device includes: a matching error calculation part that calculates matching errors between a focus block and each of reference blocks; a least matching error calculation part calculating a least matching error from among the matching errors; a threshold calculation part calculating a threshold value; a correction vector calculation part calculating a correction vector from motion vectors detected in the reference blocks; and a motion vector determination part determining, as a motion vector for the focus block, a relative position vector in a block in which the relative position vector with respect to the focus block is the closest to the correction vector, the block being selected from among the reference blocks in which a difference between the plurality of matching errors and the least matching error is within the threshold value.
    • 运动矢量检测装置包括:匹配误差计算部,其计算聚焦块与各参考块之间的匹配误差; 从所述匹配误差中计算最小匹配误差的最小匹配误差计算部; 计算阈值的阈值计算部; 校正矢量计算部分,从参考块中检测的运动矢量计算校正矢量; 以及运动矢量确定部,其确定作为所述焦点块的运动矢量的相对于所述焦点块的相对位置矢量最接近所述校正向量的块中的相对位置矢量,所述块选自 其中多个匹配误差和最小匹配误差之间的差在阈值内的参考块。