A motion based segmentation scheme for image motion estimation is proposed using variable order parameterized models of image motion and robust regression.
借助于图像运动的变阶参数模型和鲁棒回归分析,提出一种基于运动分割的图像运动估计方法。
Motion parameter estimation play an important role in image matching, electric image stabilizing and image Mosaic, and the block-matching algorithm is the most used method.
运动参数估计在图像配准,电子稳像以及图像拼接中起着很重要的作用,其中块匹配算法是经常使用的一种方法。
Cancelling frame redundant through motion estimation and compensation is one of the key technique of the video image compression code.
通过运动估计与补偿技术去除帧间冗余是实现视频图像压缩的关键技术之一。
On this basis, combined with one sort of background updating model, vehicle tracking algorithm is presented through using two-dimension motion estimation technique in dynamic image processing.
在此基础上,使用动态图像处理技术中的二维运动估计技术,结合背景更新模型提出了一种车辆跟踪算法。
The compression of medical image series is very important in telemedicine. The motion estimation plays a key role in the video sequence compression.
医学图像序列压缩是远程医疗系统中的重要技术,而运动估计在视频序列压缩中起着关键作用。
Irregular rotational motion degrades the image sequences, and the rotational motion estimation is the key of the electronic image stabilization.
不规则的旋转运动会明显降低图像序列的质量,旋转运动估计是实现图像稳定的关键技术。
The method is an adaptation of the "Superspike" image enhancement algorithm to motion field estimation.
本方法是对运动埸估计的增强峰值图象增强算法的一个改进。
Change detection, mapping parameter estimation, moving objects and background detection are used to implement image motion segmentation.
通过变化检测,映射参数估算,运动区域和背景检测来实现运动分割。
An image representation method based on arbitrary shaped regions is proposed in this paper, and the motion estimation of the image sequence is executed according to this representation.
文中提出一种任意形状区域的图像描述方法,并根据该方法进行图像序列的运动估计。
First, the information of the foreground areas in current frame is obtained with global motion estimation and image registration between current frame and temporally adjacent frames.
首先,对待合成视频,通过全局运动估计与补偿,将相邻帧在空间上对齐到当前帧。通过计算帧差,得到当前帧中的运动前景区域信息。
In response to image quivering caused by video cameras, an algorithm of overall motion estimation and compensation is proposed based on block matching. Its application is introduced in EIS system.
针对摄像机不稳定引起的图像序列抖动提出一种基于块匹配的全局运动估计与补偿算法,介绍了它在电子图像稳定(EIS)系统中的应用。
In order to solve the problem of motion estimation for nonuniformity correction of infrared focal plane arrays, a new fast algorithm for image registration is presented.
为了解决红外焦平面非均匀算法中出现的运动估值问题,提出了一种新的快速图像配准算法。
The high-quality image is also its advantage the same with its high compression ratio, however, it also brings a high level of computation complexity, especially in motion estimation module.
在具有高压缩比的同时,还拥有高质量流畅的图像,然而,也带来了高度的计算复杂度,尤其是运动估计模块中。
The detection of interest points is the basis of kinds of computer vision applications, such as: camera calibration, 3d reconstruction, image matching, video retrieval, motion estimation, etc.
兴趣点检测是许多计算机视觉应用的基础,如:摄像机定标、三维重建、图像匹配、视频检索、运动估计等。
Simulation results showed that INCDS algorithm can improve the speed of motion estimation and low the search points greatly while ensuring the quality of image.
仿真实验结果验证了INCDS算法在保证图像质量的前提下能够极大地减少搜索点数,有利于运动估计速度的提高。
A new method is proposed for the estimation of global motion from compressed image sequences.
面向运动背景,全局运动估计是提取运动目标广泛采用的方法。
Those processing translate the 2D image calculation of motion estimation into 1D signal computation to reduce the computational complexity of motion estimation.
通过这些处理将运动估计过程中复杂的二维图像运算转化为一维投影信号进行处理,有效的降低了计算负荷。
Motion estimation plays an important role in electronic image stabilization system.
运动估计在电子稳像系统中起重要的作用。
Second, in the motion estimation part of the coder, we find that normal search algorithms are not effective, which neglects different levels of motion in image sequences…
其次发现运动估计部分由于忽略了图像场景的分级运动而存在一定的无效搜索运算,提出了基于分级运动的可变搜索域法来压缩无效的搜索运算;
From this point, the algorithm is implemented by searching and constructing a background image efficiently. With regard to global motion models, four-parameter estimation model is adopted.
算法从全局运动估计的基础出发,利用背景宏块运动相似性的特点快速建立背景宏块集合并采用常用的四参数全局运动估计模型估计运动参数。
A method of estimation of motion parameter error based on the quality of reconstructed image is suggested. That area error and contour transition turn error is used to be quality criteria.
提出用重建的图像的质量来估价运动参数误差,并给出了误差面积和轮廓转折率误差二个函数。
In the methods of Motion Estimation, we often use Multi-frame Block Matching if there are multi objects in the image.
运动估计的方法中,在基于多目标场景的平移运动中多采用分级块匹配的方法。
A scheme of variable block size Multiresolution Motion Estimation (VBMRME) is presented in this paper, which reduces temporal redundancy between pictures of the image sequence.
提出了一种基于小波变换的块大小可变的多分辨率运动估计方法(VBMRME),以减少图象间的时间冗余。
A novel fractional pixel motion estimation based on prediction of flat regions of an image is first proposed in this paper.
提出了一种全新的基于图像平坦区域预测的分像素运动搜索算法。
Motion estimation, which may refer to image-plane motion (2-D motion) or object-motion (3-D motion) estimation, is one of the fundamental problems in digital video processing.
运动估计,包括二维的平面估计和三维的立体估计,是数字视频处理中一个很基本的问题。
Motion estimation is the critical precondition for producing the insertion motion compensation image.
运动估计是产生补偿图像的前提和关键。
Motion estimation is the critical precondition for producing the insertion motion compensation image.
运动估计是产生补偿图像的前提和关键。
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