查询词典 correlation function

A correlation function is used in the watermark detection process in two watermarking methods.

两种水印算法的水印检测都采用了相关函数来进行。

The correlation function and statistical distribution are also calculated.

关联函数和统计分布也被得到。

Besides the physical model, the mathematical formulation of false positive ratio and correlation function are provided.

详细描述了算法的物理模型和数学依据，给出了还原虚报率和关联函数的理论公式。

In Ni-Al alloys the first peak position of Ni-Al pair correlation function is smaller than the sum of Ni and Al atomic radii, meaning a strong interaction between Ni and Al atoms and a chemical bonding with weak covalence.

计算表明，Ni-Al非晶态合金可以用猝冷法制备，它们的结构与液态Ni-Al合金类似但与液态合金相比更加有序且有部分晶化趋向。

From the main peak in the cross correlation function, the delay value is determined.

根据互相关函数中的主峰值，可以确定延迟。

Uniqueness could be decided by the number and magnitudes of the peaks in the cross correlation function of the original and subset functions.

唯一性可以通过原始图和子图相关函数峰值的幅值和个数决定。

Due to MIF's advantages over cross correlation function on describing correlativity of signal series, the new algorithm can overcome the shortage of traditional algorithms, and has a low complexity of computation.

论文的主要工作和创新点如下： 1对广义互相关和基于高阶累积量两种常用的平稳信号TDOA估计的算法性能作了详细仿真，对算法的适用范围、计算复杂度和抗加性噪声干扰等方面进行了分析。

Based on random signal theory, in order to quantitatively research drilling string by vibration measurement method, the article sketches out a new methodthe identification of drillstring system using the cross correlation function. Using input signal, and output signal, the impulse response of drill-string is obtained. Some problems...

在随机信号理论基础上，提出了一种用互相关辨识钻柱系统的新方法；结合输入信号和输出信号，利用钻柱系统的脉冲响应，讨论了钻柱的临界转速、钻柱共振、钻柱与井壁之间的相互作用、所钻地层岩性等钻井工程问题。

In order to ensure that the ATTL can only be locked on the correct transit time, a coarse cross correlation function peak searching system and the measurement quality testing technique are both implemented in the ATTL.

通过把相关函数粗扫描与跟踪法相结合，并不断对测量质量进行自动检验和采取相应的处理措施，从而可以避免系统锁定跟踪错误的测量值。

The conventional X ray diffraction method is improved in combination with glance incidence, side inclination, internal standard and cross correlation function.

结合掠射、侧倾、内标及交相关函数定峰等技术，改进了常规X射线应力测量方法，测量了上述薄膜中的内应力，表明可显著提高内应力测量精度。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。