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Real-time implementation of 1-dimensional projection based video stabilization on a mobile device

机译:在移动设备上实时实现基于一维投影的视频稳定化

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In this work, a low complexity image stabilization method is implemented in real-time on a smart phone that has an ARM Cortex-A8 processor. In motion estimation process, initially projection (sum) of image frames along the rows and columns is computed in order to eliminate computational complexity of 2-D full search based approaches. Next, the searching process is performed by making use of the projection matrix of rows and columns. Finally, Kalman filter is used for motion correction which is commonly used in literature. The proposed method is executed at 15fps on Samsung Galaxy S smart phone which have 1.0GHz processor and Android 2.2 operating system, using Java Native Interface (JNI).
机译:在这项工作中,低复杂度图像稳定方法是在具有ARM Cortex-A8处理器的智能手机上实时实现的。在运动估计过程中,最初计算图像帧沿行和列的投影(总和),以消除基于2D完全搜索的方法的计算复杂性。接下来,通过利用行和列的投影矩阵来执行搜索处理。最后,卡尔曼滤波器用于运动校正,这在文献中是常用的。所提出的方法在具有1.0GHz处理器和Android 2.2操作系统的Samsung Galaxy S智能手机上使用Java Native Interface(JNI)以15fps的速度执行。

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