By using backward difference of space-time intensity correlation function with respect to time delay, the two-dimensional velocity vector of a moving diffuser can be measured.
利用远场时变散斑空-时强度相关函致的有限差商可以测量散射体运动的二维速度矢量。
The methods of Time-Domain Analysis consist of eye diagram, vector diagram, constellation diagram, correlation, synchronization, etc.
数字信号的时域分析有眼图、矢量图、星座图、相关性、同步等途径。
Through calculation of the correlation, it is successful to extract the watermark algorithm blind when there are not original vector images.
在提取水印时,通过计算相关度,从而实现了不使用原载体图像就能提取水印的盲算法。
This paper presents a modified diagonal based fast correlation vector quantization algorithm (MDFCVQ).
本文提出了改进的基于对角线相关矢量量化编码算法。
The correlation between the ventilation flow vector calculated applying the improved method and the motion vector of tropical cyclone is very close.
应用改进的方法计算的通风气流矢量与热带气旋移动矢量相关密切。
Using correlation calculation to further subdivide gray project data, precision of image motion characteristic position information was improved, and sub pixel image motion vector could be gotten.
而通过采用相关计算进一步细分灰度投影数据,可以提高图像运动特征位置信息的精度,获得亚像元级的图像运动矢量。
From the perspective of bit plane correlation, this algorithm extracts features, USES support vector machine as a classifier to detect LSB matching.
算法从位平面相关性的角度出发提取特征值,使用支持向量机作为分类器,对LSB匹配算法进行隐写分析。
We set up document feature vectors and user interest vector, and do their correlation calculation by using vector space model, finally return the interested results for the user.
分别构建文档特征向量和用户兴趣向量,运用向量空间模型对其做相关性计算,返回用户感兴趣的检索结果。
An improved algorithm is proposed based on the conventional channel blind estimation algorithm which USES the auto - correlation matrix of the vector of received signal in the OFDM systems.
本文针对传统的OFDM系统中利用接收信号的自相关进行信道盲估计算法提出了一种改进算法。
On the basis of analyzing the correlation between disparity vector and motion vector, a fast disparity correspondence estimation algorithm for stereo video coding, based on MPEG-2, was presented.
本文在分析立体图象序列的视差矢量与运动矢量之间的相关性的基础上,提出一种基于MPEG - 2的立体视频编码中的视差匹配快速算法。
The devices will be widely used in optic communication and real time signal processing, such as correlation, convolution, spectrum analysis and optic vector calculation.
在光通信以及各类实时信号处理,如相关、卷积、频谱分析、矩阵光计算等领域具有广泛的应用前景。
The improved algorithm uses cross-correlation between cyclic prefix and a special sub-vector from vector of received signal to implement channel blind estimation.
改进算法利用接收信号向量中的循环前缀与一个特定子向量作互相关来对信道作盲估计。
After the tuning of background error variance and de-correlation length, results from the NMC-method are closer to those of the innovation vector method, and the analysis results are improved.
通过对背景误差方差、特征长度的调整,显著改善了背景误差功率谱的分布特点,使得NMC方法结果与更新矢量方法结果更为吻合。
After the tuning of background error variance and de-correlation length, results from the NMC-method are closer to those of the innovation vector method, and the analysis results are improved.
通过对背景误差方差、特征长度的调整,显著改善了背景误差功率谱的分布特点,使得NMC方法结果与更新矢量方法结果更为吻合。
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