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- In this paper, a facial feature point tracking scheme is proposed by integrating Lucas-Kanade optical flow tracking algorithm and the face alignment statistical model, DAM (direct appearance model), together in a Bayesian framework. 将Lucas-Kanade光流跟踪算法与人脸特征点定位的统计模型dam(direct appearance model)在Bayesian框架下结合起来;提出了视频中人脸特征点定位与跟踪的一种混合模型方法.
- optical flow tracking 光流跟踪
- This paper proposes a novel contour tracking algorithm based on Hidden Markov Model (HMM) and optic flow. 提出了一个新颖的基于隐马尔科夫模型与光流的轮廓线跟踪算法。
- One of their common methods is based on the detection and tracking of optical flow field,whose calculation results and efficiency are unsatisfying. 基于光流场的检测与跟踪是其常用的方法之一,但其计算结果和效率是不能令人满意的。
- In the vehicle tracking module, it mainly study the Optical Flow Equation (OFE) and the three-step block matching algorithm, and choose the later by writing computer programs. 在车辆跟踪模块,重点研究了运动估计算法中基于光流方程的方法和三步块匹配算法,并编写计算机程序对算法进行了验证和比较,确定采用三步块匹配算法进行车辆运动估计。
- During the tracking process feature optical flow method has much littler computing times and can precisely catch the object.It’s an advanced method and must be widely used in the future. 特征光流法在跟踪过程中具有计算量小、跟踪精度高等优点，是一种先进的算法，必将会取得广泛的应用。
- Then we apply optical flow to extract FAP and PCA to extract EigenERI. 然后利用光流跟踪技术提取FAP,利用PCA提取EigenERI。
- Improved optical flow method and its application in the study on FAE[J]. 引用该论文 周维;鲍远律;于俊;邓明之.
- On the Detection of Optical Flow Field in the Sequences Sectional Image for Structure of Heart. 心脏结构序列截面像光流场检测的研究。
- Realize some algorithm like preprocessing, sample match, Hough transform, optic flow computation, corner detect based on GPU. 针对具体的算法(预处理、模板匹配、Hough变换、光流计算、角点检测),设计了其相应的GPU软件实现。
- The velocity of background is estimated by optical flow, affine motion model and wavelet pyramid structure. 利用光流信息并结合小波变换由粗及精计算速度场来配准图像；
- This approach is fundamentally new.No computation of optical flow or feature correspondences is required. 在这些应用中，解压缩与摄影机运动参数估测所耗费的时间与资源都相当大。
- After threshold the magnitude of optical flow between current frame and motion compensation frame,an initial target segmentation was obtained. 然后在当前帧与运动补偿后的帧之间求光流场,得到目标轮廓的初始分割;
- materials flow tracking technology 生产物流跟踪
- Aim at video sequences with dynamic background, the CNN video motion segmentation algorithm based on optical flow field threshold is presented. 针对背景相对运动是视频序列,提出了基于光流场阈值的CNN视频分割算法。
- The displacement precompensation is utilized to reduce this kind of error, which greatly improves the accuracy of the optical flow estimation. 通过位移预补偿方式减小了时域微分估计中的不准确性，极大地提高了光流计算精度。
- Since the computation of the first order derivatives of optical flow is completely avoided, this method is robust to image Eloise. 由于避免了计算光流的一阶微分，该方法具有较好的鲁棒性。
- The second approach computes optical flow to obtain the velocity of each pixel for determining whether a human behavior is normal or not. 第二种方法是利用光流的方法来得到每个象素点的速度，继而判断人的行为是否正常。
- Several studies have examined the influence of optic flow presented in the central and peripheral fields of view on postural sway, but they have yielded diverging results. 随著核磁共振微成像技术的发展，目前空间解析度已逼近微米甚至亚微米。它在材料和生物体系中的研究起越来越重要的作用。
- Classic MIC corner detection algorithm for improved VC code can be used to extract the gray-scale image feature points for the match, motion estimation, optical flow, shape analysis. 详细说明:经典的MIC角点检测算法经过改进的VC代码,可以用来提取灰度图象的特征点,用于匹配,运动估计,光流计算,形状分析等。
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