查询词典 algorithm

This paper presents a new method of digital image sharing.Firstly,construct a reversible matrix,decompose a secret image into several scrambling and encryption images at one time by matrix operation,then camouflage them into several megascopic and meaningful carrier images to store or transfer.This algorithm combines the scrambling technique,encryption technique,information hiding and sharing technique,but with much simpler algorithm,less computation time,smaller pixel expansion,better recovery effect.The results show that the algorithm has application value in the field of secret image storage and transmission.

提出一种数字图像分存方法，首先构造可逆矩阵，并通过矩阵运算直接将秘密图像分解成几幅等大小的置乱加密图像，然后分别将它们伪装在几幅经过放大且有意义的载体图像中，实现了图像分存，文中将置乱加密、信息隐藏、分存技术三者有机结合，整个算法实现简单，运算量小，数据膨胀率低，安全性高，秘图恢复效果较好，大量实验也验证了算法的有效性。

The algorithm takes advantage of characteristic of Alopex algorithm and the mutative interval chaoticoptimization algorithm.

利用改进的Alopex算法和变区间混沌优化算法的各自优点，提出了混合优化算法。

A new algorithm for digital audio watermarking is proposed in this paper. This algorithm bases on the wavelet transform. By using this algorithm, the watermarked speech signal sounds the same as the original one. The tiny difference is neglectable by human ear.

主要研究了在数字语音信号中加入数字水印的方法，提出了一种基于小波变换的数字水印隐藏与检测算法，用这种算法隐藏水印具有很强的隐蔽性，对原始语音的影响基本上察觉不出来。

A new heuristic solution algorithm is presented using an improved genetic algorithm. In the improved genetic algorithm, nondifferentiable exact penalty functions are used to transform a constrained optimization problem into a single unconstrained optimization problem, and hybrid crossovers and intermittent are applied to increase the search capability.

设计了基于改进遗传算法的启发式求解算法，该算法借助不可微精确罚函数将约束问题转化为单个无约束问题来解决，采用混合杂交和间歇变异提高算法的搜索能力。

A signal reconstruction algorithm based on the output signal spectrum is studied, the experiment data prove that the algorithm can reconstruct the nonuniformly sampling signal, the research of this algorithm provided theory basis for its application

研究了一种基于系统输出序列频谱的滤波重构算法，通过原型电路的实际数据，证明该算法可以有效地重构非均匀采样信号，为该算法的应用提供了理论基础。

The results show that the learning algorithm of FNN based on PSO is superior to the BP algorithm observably. The PSO algorithm has a good application in neural networks.

研究表明，PSO算法在前向神经网络权值的学习算法中其所有的性能指标均优于传统的BP算法，PSO算法在神经网络的应用中具有广阔的前景。

By use of Overcomplete Representation method of the data, we get a completely new kind of BSS algorithm---Overcomplete BSS algorithm. The biggest advantage of this new algorithm is that it can still do blind separating works when there are more sources than mixtures!

利用数据的超完全表示方法，我们得到了一种全新的盲信源分离算法，其最大的特点就是当源信号的个数大于观测到的混合信号的个数的时候，该算法仍然能够完成盲分离工作，从而将盲信源分离技术的实用性大大提高了。

The proposed algorithm had the following characteristic: firstly, for various different cross traffic burstiness and load, the algorithm could dynamically tune the length of the probing packet train; secondly, it improved the method of adjusting the rate of the probing packet train, not only it remained the benefit of the fast converge, but also it was more suitable for the burst cross traffic situations; thirdly, improved the algorithm of detecting the OWD trend.

它具有以下几个特点：针对背景流量突发性和负载状况，自适应地动态调整探测包串的长度；改进了探测包串发送速率的调节方法，既保证了算法快速收敛的特点，又更能适用于背景流量突发的情况，提高了实时带宽测量的精确度；改进了判断单向延时趋势的算法。

The proposed algorithm had the following characteristic: firstly, for various different cross traffic burstiness and load, the algorithm could dynamically tune the length of the probing packet train;secondly, it improved the method of adjusting the rate of the probing packet train, not only it remained the benefit of the fast converge, but also itwas more suitable for the burst cross traffic situations; thirdly, improved the algorithm of detecting the owd trend.simulation shows that it can measure the avail-bw of the end-to-end path accurately and fast, and it was suitable for the real-time applications.

它具有以下几个特点：针对背景流量突发性和负载状况，自适应地动态调整探测包串的长度；改进了探测包串发送速率的调节方法，既保证了算法快速收敛的特点，又更能适用于背景流量突发的情况，提高了实时带宽测量的精确度；改进了判断单向延时趋势的算法。仿真实验表明，该算法能准确快速地测量出端到端可用带宽，适用于实时应用环境。

At the same time, the paper researches the parallelable of dynamic program, and discusses two kinds of parallel algorithm on SMP computer. After that, the paper give a parallel algorithm on cluster of SMP computers, and discuss how to divide the data getting more effective execution of parallel algorithm.

论文也讨论了动态规划算法的可并行性，研究了两种在SMP计算机上实现的动态规划并行方法，分析了在SMP机群系统中，如何通过分割数据的方法实现机群系统上算法的并行优化。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。