在跟踪部分,采用改进的均值漂移算法和卡尔曼滤波预测结合。
In the part of tracking, combining the improved Mean-Shift algorithm and Kalman filter prediction.
由核密度估计推导获得的高斯核均值漂移算法因收敛速度慢在应用中效率不高。
The Gaussian kernel mean-shift algorithm which is deduced from kernel density estimation has not been widely employed in applications because of its low convergence rate.
均值漂移算法是一种基于核密度梯度估计的特征空间分析算法,其实质是一种统计优化过程。
Mean shift based image segmentation algorithm is a kind of kernel density estimation based feature space analysis algorithm, and the nature of it is statistical optimization.
为提高图割算法的效率并减少用户交互量,提出将图割与均值漂移算法结合应用的脊椎骨自动分割方法。
To improve the efficiency of graph cut algorithm and reduce user interaction, the graph cut and mean shift algorithm were combined to automatically segment 3D vertebra images.
实验结果显示,均值漂移算法分割结果对其参数变化较为敏感,而基于图模型的算法和混合算法则较为稳定。
Experiments' results show that the mean shift based algorithm is more sensitive than the graph based algorithm and the hybrid algorithm, which are very stable to parameters and different images.
跟踪算法分为两步进行,首先应用均值漂移算法实现手部区域的定位,然后基于自适应活动轮廓模型提取手部轮廓。
The proposed method consists of two steps: hand location using mean shift and hand extraction based on adaptive active contour model.
本文在对连续自适应均值漂移算法深入分析的基础上,提出利用目标外观信息的先验知识,对其建立多个颜色分布模型。
In this paper, we research the CamShift tracker in detail and then proposed to build multiple color-distribution-model for the target accordng to prior knowledge of the objects appearance.
文中首先利用快速均值漂移算法对图像进行过度分割,然后再利用改进的水平集方法进行分割, 最后由轮廓提取算法将感兴趣区域提取出来。
First, fast mean shift algorithm is used to over-segment the image. Second, improved LI-method is used to automatically segment the image.
本文通过灰度域带宽的自适应选取和阈值法区域合并的结合,提出对均值漂移图像分割算法的改进方案。
Through the combination of adaptive gray scale bandwidth and threshold-based region mergence, we proposed a novel modified scheme of mean shift algorithm.
混合算法首先利用均值漂移技术对图像进行滤波,然后再使用图分割算法对图像进行分割。
The hybrid algorithm first filters an image using mean shift technique and then segments the image with graph based segmentation algorithm.
混合算法首先利用均值漂移技术对图像进行滤波,然后再使用图分割算法对图像进行分割。
The hybrid algorithm first filters an image using mean shift technique and then segments the image with graph based segmentation algorithm.
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