The experimental results show that both of them can resist signal distortions such as JPEG compression, Gauss noise, and the improved algorithm has better robustness and security.
从试验结果看,两种算法能够抵抗JPEG压缩以及高斯噪声等信号处理的攻击,且改进后的算法水印鲁棒性及保密性得到了增强。
Simplified formulae for computing the stiffness matrices in four cases are derived, which, compared with corresponding Gauss integration algorithm, can cut 94-98% computing time.
文中导出了四种情况下刚度矩阵的简化计算公式,这些公式比对应的高斯积分算法节省计算工作量94—98%。
In the new algorithm, a bank of Gauss-Hermite filter (GHF) is used for generating the importance density function.
在滤波算法中,我们用一簇高斯厄米特滤波器(GHF)来产生重要性概率密度函数。
A restoration algorithm pointing to Gauss blurred image type is presented in this paper.
论文提出了针对高斯退化类型图像的改进维纳滤波算法。
The experiments of Gauss Markov sequences show that the algorithm has better achieved the global optimal point and helps overcome the shortcoming of the sensitivity to initial codebook.
高斯·马尔科夫序列实验表明,该算法较好地实现了全局最优,并有助于克服对初始码书较为敏感的缺点。
This paper introduces a new adaptive fuzzy system with Gauss fuzzier (GAF), optimizing the parameter based on the data from PID by back-propagation algorithm.
本文提出一种带有高斯模糊器的自适应模糊系统(GAF),基于PID控制的成功经验数据,通过反向传播学习算法对其进行参数寻优。
Combining the advantages of median filtering and wavelet transform in denoising salt and pepper and gauss noise, bring up a sort of mixing denoise algorithm, and analyze the critical steps on detail.
结合中值滤波与小波去噪分别去除椒盐噪声和高斯噪声中的优势,提出了一种指纹图像混合去噪算法,并对其中的关键步骤进行了详细分析。
Maneuvering target tracking algorithm based on adaptive Gauss model and EKF was built for improving the tracking performance in Multi-static systems.
为改善多基地雷达系统对高机动目标的跟踪性能,提出了基于自适应高斯模型和扩展卡尔曼滤波(ekf)的机动目标跟踪算法。
By analyzing the algorithm based on the single gauss model to extract the background, one improved algorithm based on multi-gauss model in HSV color space is proposed.
分析单高斯模型提取背景的算法,提出改进算法:在HSV色彩空间下,通过多高斯背景建模提取背景。
Use singular value decomposition (SVD) in the watermark algorithm may enhance the anti-geometry distortion of the image, but it is very weak to some attacks such as salt, gauss, filter and etc.
在水印算法中用奇异值分解可以提高图像的抗几何失真性,但它对椒盐、高斯、滤波等攻击的抵抗能力却很弱。
For improving targets location accuracy and fully utilizing redundant information in complex bistatic radar systems, a new target location algorithm based on Gauss-Newton iterative is proposed.
为了提高复合双基地雷达系统对目标的定位精度,以及充分利用冗余信息,提出了基于高斯·牛顿算法的空间目标定位算法。
This method adopts self-adaptive gauss filter to process original curve smoothly to eliminate noise effects, and proposes a fragrmented algorithm that is adaptive to circular arc.
该方法采用自适应高斯滤波器对原始曲线进行平滑处理以消除噪声影响,并提出了一种适合于圆弧曲线拟合的分段算法。
The principle of image decomposition and reconstruction based on Gauss-pyramid, Laplacian-pyramid, contrast-pyramid and wavelet-pyramid is emphatically analyzed, as well as the fusion algorithm.
重点分析了高斯金字塔、拉普拉斯金字塔、对比度金字塔和小波金字塔在图像分解与重构中的原理及其融合算法。
The statistic of wavelet transform coefficient algorithm can solve the periodic noise, high-energy noise and some non-Gauss noise simply and effectively;
统计算法在解决周期信号、高能噪声和高斯信号方面有独特之处,能简单有效提取以上噪声的特征;
The new algorithm has two main characteristics: first, introduce the Gauss mutation operator of Evolution Strategies (ES) ; second, introduce variable searching subspace.
新算法的主要特点有两个:一是引入演化策略中的高斯变异算子,二是引入自适应搜索子空间。
An adaptive immunity algorithm is presented, which USES both Gauss mutation and the adaptive clone scale control.
给出了一种基于高斯变异与自适应克隆规模控制相结合的免疫算法的天线方向图综合方法。
The results showed that the practically mixed algorithm was better than simple GA or Gauss-Newton algorithm.
结果表明合成算法优于单纯的遗传算法或高斯-牛顿法,在实践中有一定的应用价值。
In This paper, an on-line learning controller based on CMAC with Gauss Basis Function Neural Network is presented, and its algorithm is discussed.
本文提出了基于高斯基函数CMAC在线学习的控制方案,并给出了相应的学习算法。
The EML registration is achieved by two step recursive optimization. The quick convergence is assured through the improved Gauss Newton algorithm.
该算法通过两步递 归最优化方法来实现 ,并采用改进的高斯—牛顿法来确保算法的快速收敛 性。
Aiming at the disadvantages of Artificial Fish-School Algorithm(AFSA), this paper proposes a novel AFSA based on adaptive Gauss mutation and historical best fish.
针对基本人工鱼群算法存在的不足,根据高斯变异和历史最优鱼个体状态,提出自适应高斯变异人工鱼群算法。
To resolve the non-gauss noise problem such as wave fluctuating acutely at sea, a new algorithm for extracting object contour is presented.
针对波浪持续起伏较大的非高斯噪声,提出了一种目标轮廓提取的新方法。
Furthermore, a pressure correction procedure and the Gauss-Seidel centrally symmetric iteration algorithm are used to enhance the convergence rate.
计算所用的网格是具有交错网格主要特点的修正非交错网格,并采用一种压力修正法和G - S中心对称迭代法加速收敛。
Furthermore, a pressure correction procedure and the Gauss-Seidel centrally symmetric iteration algorithm are used to enhance the convergence rate.
计算所用的网格是具有交错网格主要特点的修正非交错网格,并采用一种压力修正法和G - S中心对称迭代法加速收敛。
应用推荐