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    • 1. 发明申请
    • MOTION VECTOR DETECTION METHOD AND APPARATUS
    • 运动矢量检测方法和装置
    • US20070153903A1
    • 2007-07-05
    • US11686457
    • 2007-03-15
    • Goh ItohNao MishimaHaruhiko Okumura
    • Goh ItohNao MishimaHaruhiko Okumura
    • H04N11/02H04N11/04
    • H04N5/145H04N19/51H04N19/521H04N19/533H04N19/573H04N19/577
    • A motion vector detection method includes extracting a first block from the m-th picture, extracting second blocks having a large correlation with respect to the first block from a (m+n)-th picture ((m+n)>m-th), detecting first motion vectors between the first and second blocks, extracting a third block located in spatially the same position as that of the first block from a (m+i)-th picture ((m+n)>(m+i)>m-th), computing second motion vectors of (n−1)/n times the first motion vectors, extracting a fourth block corresponding to a movement position of the third block from the (m+n)-th picture according to the second motion vector, and selecting an optimum motion vector maximizing a correlation between the third and fourth blocks from the first motion vectors.
    • 运动矢量检测方法包括从第m图像中提取第一块,从第(m + n)个图像((m + n)> m-th)提取相对于第一块具有较大相关性的第二块 ),检测第一和第二块之间的第一运动矢量,从第(m + i)个图像((m + n)>(m + i)>(m + i))中提取位于空间上与第一块相同位置的第三块 )m),计算第一运动矢量的第(n-1)/ n倍的第二运动矢量,根据第(m + n)个图像提取与第三块的移动位置相对应的第四块 并且从所述第一运动矢量中选择最大化所述第三和第四块之间的相关性的最佳运动矢量。
    • 4. 发明授权
    • Motion vector detection method and apparatus
    • 运动矢量检测方法及装置
    • US08144777B2
    • 2012-03-27
    • US11686457
    • 2007-03-15
    • Goh ItohNao MishimaHaruhiko Okumura
    • Goh ItohNao MishimaHaruhiko Okumura
    • H04N7/12H04N11/02H04N11/04
    • H04N5/145H04N19/51H04N19/521H04N19/533H04N19/573H04N19/577
    • A motion vector detection method includes extracting a first block from the m-th picture, extracting second blocks having a large correlation with respect to the first block from a (m+n)-th picture ((m+n)>m-th), detecting first motion vectors between the first and second blocks, extracting a third block located in spatially the same position as that of the first block from a (m+i)-th picture ((m+n)>(m+i)>m-th), computing second motion vectors of (n−1)/n times the first motion vectors, extracting a fourth block corresponding to a movement position of the third block from the (m+n)-th picture according to the second motion vector, and selecting an optimum motion vector maximizing a correlation between the third and fourth blocks from the first motion vectors.
    • 运动矢量检测方法包括从第m图像中提取第一块,从第(m + n)个图像((m + n)> m-th)提取相对于第一块具有较大相关性的第二块 ),检测第一和第二块之间的第一运动矢量,从第(m + i)个图像((m + n)>(m + i)>(m + i))中提取位于空间上与第一块相同位置的第三块 )m),计算第一运动矢量的第(n-1)/ n倍的第二运动矢量,根据第(m + n)个图像提取与第三块的移动位置相对应的第四块 并且从所述第一运动矢量中选择最大化所述第三和第四块之间的相关性的最佳运动矢量。
    • 6. 发明授权
    • Motion vector detection method and apparatus
    • 运动矢量检测方法及装置
    • US07349475B2
    • 2008-03-25
    • US10383631
    • 2003-03-10
    • Goh ItohNao MishimaHaruhiko Okumura
    • Goh ItohNao MishimaHaruhiko Okumura
    • H04B1/66H04N7/12H04N11/02
    • H04N5/145H04N19/51H04N19/521H04N19/533H04N19/573H04N19/577
    • A motion vector detection method includes extracting a first block from the m-th picture, extracting second blocks having a large correlation with respect to the first block from a (m+n)-th picture ((m+n)>m-th), detecting first motion vectors between the first and second blocks, extracting a third block located in spatially the same position as that of the first block from a (m+i)-th picture ((m+n)>(m+i)>m-th), computing second motion vectors of (n−1)/n times the first motion vectors, extracting a fourth block corresponding to a movement position of the third block from the (m+n)-th picture according to the second motion vector, and selecting an optimum motion vector maximizing a correlation between the third and fourth blocks from the first motion vectors.
    • 运动矢量检测方法包括从第m图像中提取第一块,从第(m + n)个图像((m + n)> m-th)提取相对于第一块具有较大相关性的第二块 ),检测第一和第二块之间的第一运动矢量,从第(m + i)个图像((m + n)>(m + i)>(m + i))中提取位于空间上与第一块相同位置的第三块 )m),计算第一运动矢量的第(n-1)/ n倍的第二运动矢量,根据第(m + n)个图像提取与第三块的移动位置相对应的第四块 第二运动矢量,并且从第一运动矢量中选择最大化第三和第四块之间的相关性的最佳运动矢量。
    • 7. 发明申请
    • MOTION VECTOR DETECTION METHOD AND APPARATUS
    • 运动矢量检测方法和装置
    • US20070165719A1
    • 2007-07-19
    • US11686424
    • 2007-03-15
    • Goh ItohNao MishimaHaruhiko Okumura
    • Goh ItohNao MishimaHaruhiko Okumura
    • H04N11/02H04N11/04
    • H04N5/145H04N19/51H04N19/521H04N19/533H04N19/573H04N19/577
    • A motion vector detection method includes extracting a first block from the m-th picture, extracting second blocks having a large correlation with respect to the first block from a (m+n)-th picture ((m+n) >m-th), detecting first motion vectors between the first and second blocks, extracting a third block located in spatially the same position as that of the first block from a (m+i)-th picture ((m+n) >(m+i) >m-th), computing second motion vectors of (n−l)/n times the first motion vectors, extracting a fourth block corresponding to a movement position of the third block from the (m+n)-th picture according to the second motion vector, and selecting an optimum motion vector maximizing a correlation between the third and fourth blocks from the first motion vectors.
    • 运动矢量检测方法包括从第m图像中提取第一块,从第(m + n)个图像((m + n)> m-th)提取相对于第一块具有较大相关性的第二块 ),检测第一和第二块之间的第一运动矢量,从第(m + i)个图像((m + n)>(m + i)>(m + i))中提取位于空间上与第一块相同位置的第三块 )> m次),计算第一运动矢量的(nl)/ n倍的第二运动矢量,根据第二运动矢量从第(m + n)个图像提取与第三块的移动位置相对应的第四块 运动矢量,并且从第一运动矢量中选择最大化第三和第四块之间的相关性的最佳运动矢量。