通过嵌入伪信息的方式,解决了在提取信息时无法判断在哪些系数上嵌入了水印信息的问题;
The pseudo information is embedded to solve the problem that we don't know which coefficients are used for embedding when extracting the embedded information.
伪关系比真实的信息增长得更快。
The spurious relationships grow much, much faster than real information.
伪列是具有预先定义的名称的标识符,其中包含关于分级查询的信息;它的用途类似于表中的任何列。
A pseudo column is an identifier with a predefined name that holds information about the hierarchical query and that can be used like any column in a table.
虽然我们个人喜欢先前的平面温度图,但是很多观察图形的人可能会通过伪透视三维数据而获得更好的信息。
While we personally like the prior flat thermal map, many viewers of graphics might find information better conveyed by pseudo-perspective into three dimensional data.
需要将httpr异步(或伪同步)环境中的请求与响应关联起来的附加信息被放进了HTTPR消息上下文头中。
The additional information need to correlate request and response in the HTTPR asynchronous (or pseudo-synchronous) environment is put into the HTTPR message context header.
利用伪随机多频信号作为场源的多频相对相位谱观测法拥有相对相位观测法的优点,同时为异常源的区分提供丰富的信息。
PRMF relative phase spectrum IP method with PRMF signal as excitation has the same advantage of relative phase IP method, and offer rich information for the discrimination of anomaly source.
因为伪随机数发生器的每一位是由三个不同的混沌轨道产生的,所以对攻击者来说,提取混沌系统信息是非常难的。
It is difficult for an eavesdropper to extract information about chaotic systems for every bit of pseudo-random number generator is generated from three different chaotic orbits.
此外,该算法对隐藏了机密信息后的伪遥感影像的各种应用,如边缘检测和影像分类等均没有影响。
Furthermore this algorithm has no influence on such applications as edge detection and image classification of the disguised remote sensing image which has hidden the secrete information.
给出了数字音频信号中信息隐藏的伪随机序列生成算法。
The information is hidden in digital audio signals by an arithmetic of Preudo-random sequences generation.
利用码分多址(CDMA)系统中的用户伪随机(PN)码信息,提出了一种新的自适应智能天线结构。
A new receiver structure was proposed for adaptive smart antennas in CDMA mobile communication systems, requiring only the knowledge of the desired user's pseudo noise (PN) code sequence.
针对进行指纹图像预处理时产生的伪特征点难以消除的问题,提出了一种基于信息融合的指纹特征点提取方法。
As to the pseudo minutiae arised from fingerprint image preprocessing is difficult to eliminate, a fingerprint minutiae extraction method based on information fusion is proposed.
控制器的设计是直接基于称为伪偏导数的向量,伪偏导数是通过新型参数估计算法,根据给出的永磁直流直线电机非线性系统模型的输入输出信息在线导出的。
The design of controller is based directly on pseudo- partial-derivatives (PPD) derived on-line from the input and output information of the system using a novel parameter estimation algorithm.
文中提出了一种利用伪卫星测距信息和惯导测量量相结合进行平面定位与授时的算法。
This paper proposes a new algorithm that can achieve plane positioning and time-transfer by the measurement information of pseudolites and INS.
本文讨论了利用肤色信息进行人脸检测后,采用伪二维隐马尔可夫模型通过训练和识别两个基本部分建立起人脸识别系统。
In this paper we set up a face recognition system based on P2D-HMM with the two steps of drilling and recognizing after the face detection of complexion information.
伪随机稀疏序列在信息隐藏技术中有广泛的应用。
Pseudo sparse sequence has wide applications in information hiding technology.
提出了一种利用先验信息作为伪观测值来进行平差的简单算法,详细研究了伪观测值对改善模糊度搜索技术的作用。
A simple algorithm utilizing the quasi-observable to conduct the adjustment is presented and the capability using quasi-observable method to improve the ambiguity searching is studied in detail.
算法利用伪随机数产生经过模型中心的直线,选取以直线与模型交点为球心的球形邻域作为嵌入对象,通过抖动调制邻域内顶点的重心来嵌入水印信息。
Firstly, a group of lines through the model center depending on a pseudorandom number is generated. Then the intersection points of these lines and the model's surface are chosen as embedding objects.
它们包含了一部分不是由植被变化所引起的伪变化信息。
However, the resultant different images of NDVI contained false change information that was not produced by the vegetation change.
选择强度相位的转换曲线,将输入图像的强度信息转化成伪相位信息,并显示在滤波器上。
The pseud phase distribution, which is translated from intensity distribution of the image by a conversion rule, is shown on this given filter.
混沌序列由于具有很好的伪随机性且具有对初值和参数的敏感性特性,成为处理秘密信息的一个重要的研究方向。
Chaotic sequence has become one of important research direction in treat secret information because of its dummy randomness and sensibility to initial value and parameter.
对秘密信息的处理来说,可以将秘密信息扩频和伪随机化,使其具有类似于随机噪声的特性从而不易被探知。
Treating secret information is to enlarge its spectrum and pseudo - randomizes it so that make secret information not detected like stochastic noise.
应用扩频原理,能大大改善水印嵌入的不可感知性。但由于采用扩频调制后,一个水印信息要用一个周期的伪随机序列调制,因此会增加嵌入的水印量。
Equally, spreading spectrum technology can improve the performance of watermark technology greatly, but it will increase the capacity of channel and the calculation of the algorithm as cost.
利用它对签名样本的动态信息时间序列进行校正,可以提高签名特征向量在特征空间上分布的聚拢性,拉开真、伪签名特征向量在特征空间上的距离。
It can effectively increase the compactness of the feature vectors of genuine signatures, and therefore enlarge the distance from the feature vectors of forgery ones.
利用有效星历所提供的先验信息,对伪随机码的搜索范围进行压缩,缩短了伪随机码失锁重捕的时间;
The searching range of pseudo noise code was narrowed utilizing to the information provided by epicheirema. The lost reacquisition time was shortened.
利用有效星历所提供的先验信息,对伪随机码的搜索范围进行压缩,缩短了伪随机码失锁重捕的时间;
The searching range of pseudo noise code was narrowed utilizing to the information provided by epicheirema. The lost reacquisition time was shortened.
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