Based on traditional spread-spectrum watermarking, we discuss an asymmetric watermarking scheme using random-phase-shift.
通过将一个预先选择的基准水印在其DFT域中进行随机相位偏移,产生多个实际加入的水印序列,利用各序列与基准水印的相关性,即可由基准水印实现对水印信息的非对称检测。
In this paper a physical model describing random phase drift of the fiber-optic interferometric sensor is presented.
提出描述干涉型光纤传感器随机相位漂移Δφ(t)物理模型,给出了Δφ(t)的自相关函数和功率谱密度函数,还给出了随机相位漂移周期的统计分布。
Application of gradient radial basis function network in the modeling of MEMS gyro s random drift;
梯度RBF神经网络在MEMS陀螺仪随机漂移建模中的应用
Detection and analysis of the fiber optic gyroscope s random drift;
光纤陀螺随机漂移测试及分析
Statistical Characteristics of Random Phase Drift in the Fiber-Optic Interferimetric Sensor
干涉型光纤传感器随机相位漂移统计特性研究
Analysis on the Influence of Unit Root Test on the Random Walk Time Series with Drift Term
带有漂移项的随机游走时间序列单位根检验的影响分析
Calculus of Power Spectrum of Impulse Signal with Random Drift
具有随机漂移脉冲信号的功率谱计算
The larger the phase-shift, the more significant the amplitude of soliton pulse descended.
相位漂移越大,孤子幅度下降越显著。
Carrier Envelope Phase Sliping of Pulsed Gaussian Beams with Constant Spectrum Width
等谱宽脉冲高斯光束的载波相位漂移
Random Drift Model and Analysis For A Dynamic Tuned Rotor Gyro
动力调谐陀螺随机速率漂移模型及其分析
Spectral and Maximum Entropy Spectral Analyses on Electrostatic Suspended Gyro Random Drift Rate
静电陀螺随机漂移的谱与最大熵谱分析
Correction of Gyro Random Constant Drift Errors in Strapdown Inertial Navigation System
捷联航姿系统中陀螺随机常值漂移的校正
Research on Modeling Gyro s Drift and Its Kalman Filter in MIMU;
MIMU中陀螺随机漂移建模及Kalman滤波技术研究
An accurate modeling method for random drift of fiber optic gyro
一种光纤陀螺随机漂移的高精度建模方法
Processing of gyro drift for opto-electronic stabilization platform
光电稳定平台中陀螺随机漂移的处理方法
Technical Testing of Drift-scan CCD Camera;
天文漂移扫描CCD相机的技术验证
random phase approximation
(等离子)随机相位近似
NONLINEAR ANALYSIS OF A SIMPLE PENDULUM WITH LARGE DISPLACEMENT UNDER THE ACTION OF RANDOM EXCITING DISPLACEMENT;
随机激振位移作用下大位移单摆的非线性分析
The phase difference between the two sources is gradually drifting with time.
两个源的位相差随时间逐渐移动。
continental drift (the slow movement of the continents towards and away from each other during the history of the Earth )
大陆漂移(地球史上各大陆之间产生相对位移的缓慢运动).
PRELIMINARY ANALYSIS ABOUT NOISE SPECTRUM OF RANDOM ADRIFT FOR DYNAMICALLY TUNED GYROSCOPE
一种动力调谐陀螺仪随机漂移噪声谱的初步分析
European Option with Stock Price Distributions with Stochastic Volatility and Pricing Model for the Buy-again Option;
随机漂移的欧式期权定价与可追加的期权定价模型