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IET_CV_SOAMST_2011
一个比例和方向自适应均值漂移跟踪算法(SOAMST)
提出本文所要解决的问题,如何估计的规模和方向
改变均值漂移下的目标跟踪框架。在原来的均值偏移
跟踪算法,可以很好地估计目标的位置,规模的同时,
方向的变化,不能自适应估计。考虑到图像(重量)
是来自于目标运动模型和候选模型可以代表的可能性,一个
像素属于目标,我们证明了原来的均值漂移跟踪算法可以
推导出的重量图像的零阶和一阶矩。随着零阶
矩和目标模型和候选模型之间的Bhattacharyya系数,
提出了简单而有效的方法来估计的规模为目标。然后一种方法,
利用估计的区域和第二阶中心矩,提出
自适应地估计目标的宽度,高度和方向的变化。广泛
实验来证实所提出的方法,并验证其可靠性
规模和方向变化的目标。(A scale and orientation adaptive mean shift tracking (SOAMST) algorithm is
proposed in this paper to address the problem of how to estimate the scale and orientation
changes of the target under the mean shift tracking framework. In the original mean shift
tracking algorithm, the position of the target can be well estimated, while the scale and
orientation changes can not be adaptively estimated. Considering that the weight image
derived from the target model and the candidate model can represent the possibility that a
pixel belongs to the target, we show that the original mean shift tracking algorithm can be
derived using the zeroth and the first order moments of the weight image. With the zeroth order
moment and the Bhattacharyya coefficient between the target model and candidate model, a
simple and effective method is proposed to estimate the scale of target. Then an approach,
which utilizes the estimated area and the second order center moment, is proposed to
adaptively e)
- 2013-08-06 16:55:36下载
- 积分:1
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rf_system_simulation_with_Matlab
说明: 用Matlab将Radio Frequency(RF)收发模块进行模型化。非常少见用Matlab对RF的建模(Matlab will use Radio Frequency (RF) transceiver module model. Very rare with Matlab modeling of RF)
- 2008-09-19 10:35:36下载
- 积分:1
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bpskmod
BPSK的扩频和调制的matlab程序,其中扩频码为m序列,包含产生m序列的matlab程序。(BPSK spread spectrum modulation matlab program, the spreading code of m-sequence contains sequence matlab program generates m.)
- 2020-12-01 14:09:26下载
- 积分:1
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hybrid
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- 2013-06-21 01:25:45下载
- 积分:1
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density_evolution_original
LDPC码密度进化程序,加入了自己的一些见解。(the programe of LDPC codes density evolution, with some personal viewpoint.)
- 2020-07-08 11:08:56下载
- 积分:1
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demon
水声信号处理 demon谱分析 matlab 质料完整(Acoustic signal processing demon spectrum analysis matlab material integrity)
- 2021-04-26 14:28:45下载
- 积分:1
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mimo信道模型MATLAB程序
说明: mimo无线信道建模的matlab程序(Matlab program of MIMO wireless channel modeling)
- 2021-03-03 09:42:21下载
- 积分:1
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Relief
函数实现了lelief算法。(计算样本的每一个特征的分类权重,选出具有最大权重的一组特征。样本的特征就是基因)。
对权重较大的一组基因进行两两冗余分析。将相关性弱的和强相关中权重大的基因保留,即为特征基因。
已知基因表达谱数据、不同类样本的个数,自行设定分类特征的权重阈值。
对原始数据标准化的方法:(x-基因均值)/基因方差。
样本的类内类间距离采用欧氏距离。(Lelief function implements the algorithm. (Classification weight each feature samples is calculated weight of a selected set of features having the greatest weight. Characteristic is the gene sample). Of the weight of a larger set of pairwise genetic redundancy analysis. The significant correlation between weak and strong correlation in the right gene retention, that is characteristic gene. Number of known gene expression data, samples of different classes, wherein the classification set threshold own weight. Of raw data standardized methods: (x- Gene mean)/variance gene. The between-class distance class of the sample using the Euclidean distance.)
- 2017-04-20 09:48:00下载
- 积分:1
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基于MATLAB的大气光通信仿真与信道建模
利用MATLAB来进行大气信道中的激光通信仿真,英文原版(Optical Wireless Communication Systems-system and chanel modelling with matlab)
- 2021-03-19 16:39:19下载
- 积分:1
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qqq
说明: 计算MEMS陀螺的Allan方差,并求出与Allan方差相关的五个系数,最后在求出拟合误差(The Allan variance of MEMS gyroscope is calculated, and five coefficients related to Allan variance are calculated. Finally, the fitting error is calculated)
- 2020-10-12 22:37:34下载
- 积分:1