公开(公告)号：US20130094759A1

公开(公告)日：2013-04-18

申请号：US13805527

申请日：2011-06-20

申请人： Yasushi Yagi ,  Yasushi Makihara ,  Chunsheng Hua

发明人： Yasushi Yagi ,  Yasushi Makihara ,  Chunsheng Hua

IPC分类号： G06K9/32

CPC分类号： G06K9/3241 ,  G06K9/00369 ,  G06K9/00771 ,  G06K9/4647 ,  G06K2009/3291 ,  G06T7/215 ,  G06T7/269 ,  G06T2207/30196

摘要： A moving object detection device includes a window setting unit configured to set a window having a predetermined volume in a video, an orientation of spatial intensity gradient calculation unit configured to calculate, for each pixel included in the window, an orientation of spatial intensity gradient, a spatial histogram calculation unit configured to calculate a spatial histogram that is a histogram of the orientation of spatial intensity gradient within the window, an orientation of temporal intensity gradient calculation unit configured to calculate, for each pixel included in the window, an orientation of temporal intensity gradient, a temporal histogram calculation unit configured to calculate a temporal histogram that is a histogram of an orientation of temporal intensity gradient within the window, and a determination unit configured to determine whether or not the moving object is included within the window based on the spatial histogram and the temporal histogram.

摘要翻译： 移动物体检测装置包括：窗口设定单元，其被配置为在视频中设置具有预定体积的窗口;空间强度梯度计算单元的方向，被配置为针对包括在窗口中的每个像素计算空间强度梯度的方向， 空间直方图计算单元，被配置为计算作为窗口内的空间强度梯度的取向的直方图的空间直方图，时间强度梯度计算单元的方位被配置为针对包括在窗口中的每个像素计算时间方向 强度梯度，时间直方图计算单元，其被配置为计算作为窗口内的时间强度梯度的取向的直方图的时间直方图;以及确定单元，被配置为基于所述窗口中的所述窗口来确定所述移动对象是否包括在所述窗口内 空间直方图和时间直方图。

公开(公告)号：US08958641B2

公开(公告)日：2015-02-17

申请号：US13805527

申请日：2011-06-20

申请人： Yasushi Yagi ,  Yasushi Makihara ,  Chunsheng Hua

发明人： Yasushi Yagi ,  Yasushi Makihara ,  Chunsheng Hua

IPC分类号： G06K9/00 ,  G06K9/32 ,  G06K9/46 ,  G06T7/20

CPC分类号： G06K9/3241 ,  G06K9/00369 ,  G06K9/00771 ,  G06K9/4647 ,  G06K2009/3291 ,  G06T7/215 ,  G06T7/269 ,  G06T2207/30196

摘要： A moving object detection device includes a window setting unit configured to set a window having a predetermined volume in a video, an orientation of spatial intensity gradient calculation unit configured to calculate, for each pixel included in the window, an orientation of spatial intensity gradient, a spatial histogram calculation unit configured to calculate a spatial histogram that is a histogram of the orientation of spatial intensity gradient within the window, an orientation of temporal intensity gradient calculation unit configured to calculate, for each pixel included in the window, an orientation of temporal intensity gradient, a temporal histogram calculation unit configured to calculate a temporal histogram that is a histogram of an orientation of temporal intensity gradient within the window, and a determination unit configured to determine whether or not the moving object is included within the window based on the spatial histogram and the temporal histogram.

摘要翻译： 移动物体检测装置包括：窗口设定单元，被配置为在视频中设置具有预定体积的窗口;空间强度梯度计算单元的方向，被配置为针对包括在窗口中的每个像素计算空间强度梯度的方向， 空间直方图计算单元，被配置为计算作为窗口内的空间强度梯度的取向的直方图的空间直方图，时间强度梯度计算单元的方位被配置为针对包括在窗口中的每个像素计算时间方向 强度梯度，时间直方图计算单元，其被配置为计算作为窗口内的时间强度梯度的取向的直方图的时间直方图;以及确定单元，被配置为基于所述窗口中的所述窗口来确定所述移动对象是否包括在所述窗口内 空间直方图和时间直方图。