• 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-时强度相关有限可以测量散射体运动速度矢量

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  • Multipath time delay estimation is constrained by the width of the signal correlation function when using correlation method.

    采用相关估计时间延迟时,多时延分辨率受到相关函数主(?)宽度限制

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  • Generalized cross correlation is an important technical measure to solve time delay estimation problem. Time delay estimation variance can reach CRLB by using ML weighting.

    广义相关解决时延估计重要技术措施采用极大似加权进行时延估计时方差达到拉美罗界。

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  • By a large number of experiments show that demand for the generalized correlation time delay estimation in theory and in practice totally feasible.

    通过大量实验证明广义相关用于时间延迟估计理论上实践完全可行的。

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  • The accurate time delay estimation of a signal can be gained even if there is a great time delay because of the stationary performance of circular correlation.

    由于循环相关平稳特性,即使较大延迟存在的情况下,仍然能够达到准确时延估计效果。

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  • To improve the time delay estimation accuracy, this paper introduces the re-weighting method with mother wavelets based on the generalized correlation method for estimation of time delay.

    为了提高时延估计精度广义相关时延估计基础本文提出了基于基小波的二加权

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  • The result shows that vehicular queuing length, delay and stop rate at intersections have significant gray correlation to signal cycle time.

    通过算得的各关联度进行比较,得出排队长度延误两个指标都同周期时长较大关联关系

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  • With the correlation technique, direction and speed of the infrasound can be calculated by computing the time delay of each detector and by using geometric knowledge.

    利用互相关技术计算信号在不同传感器上时间延迟,再平面几何原理,得到波方位波速

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  • The stability and space correlation about the sky-wave propagation time-delay in Loran-C system are studied.

    研究罗兰-C天波传播时延稳定性空间相关性

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  • The correlation integral method can estimate both the time delay and the embedding window, and can avoid subjectivity in calculating the embedding window.

    方法联合考虑了嵌入嵌入维数,同时计算出嵌入滞时和嵌入宽,避免以往确定嵌入窗宽的主观性

    youdao

  • The time-delay estimator of complex LFM based on cyclic cross-correlation amplitude is discussed.

    研究复线性调频信号循环互相关估计时延问题。

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  • The characteristics of frequency correlation and group time delay of ambient noise and ship radiated noise in the sea are studied.

    本文研究海洋环境噪声舰船噪声间相关延迟特性

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  • At present, the joint estimation methods of time delay and frequency shift for satellite interference localization are mainly based on the principle of correlation, such as CAF algorithm.

    目前卫星干扰源时延定位参数估计主要采用基于相关原理的互模糊函数算法(CAF)进行联合估计。

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  • At present, there are three methods to select delay time: self-correlation function method the average displacement method and mutual information method.

    目前选择重构延迟时间方法三种关联函数平均位移信息法。

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  • To resolve the problem of time-delay estimation for sub-sampling sinusoidal signals, a new method composed of multi-period sampling and multi-layer correlation is proposed.

    针对正弦信号时差估计多解模糊问题提出采用多周期取点欠采样多重相关方法解决

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  • According to floating car data and actual traffic network in Shanghai, we draw a conclusion that there is correlation between the delay time of congestion, space range and the degree of congestion.

    最后结合上海市浮动数据实际交通网络得出交通拥堵延误时间空间范围与拥堵程度大小关系结论

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  • Generalized cross-correlation function for time delay estimation of the operation, it just works.

    广义互相关函数用于时延估计运算好用

    youdao

  • Generalized cross-correlation function for time delay estimation of the operation, it just works.

    广义互相关函数用于时延估计运算好用

    youdao

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