algorithm 考研

Proposes pictureencryption algorithm based on the double unidimensional chaos system.

摘要 提出了一个基于双一维混沌系统图像加密算法。

Given are 2 upvalue algorithms and a curve automatic matching method.

给出了上提值2种计算方法和曲线匹配方法。

Bicubic rescale algorithm shrinks video to small screen size in best possible quality.

使用双三插值运算来修改画面大小，使得画质得到尽可能保证。

A speech quality evaluation algorithm based on efficient psychoacoustics model,EPM-SQE,was proposed.

提出了一种高效心理声学模型语音质量评价(EPM-SQE)算法。

Bitonic is introduced and a theorem is proved. The algorithm of bitonic merge-sort is given.

介绍了二分序列概念和定理证明，给出了利用二分归并进行排序算法及实例.

The security of encryption algorithms depends heavily on the computational infeasibility of brute force attack.

加密算法全性很大程度上取决于暴力破解不可行性。

Traditional rate control algorithm is not fit to be used in transcoder in wireless environment.

摘要传统码率控制算法不适合于无线环境中转码器码率控制。

Screw compensation algorithm including coning and sculling compensations reduces the noncommutable error caused by rigid body .

设计螺旋补偿算法包括了传统圆锥补偿和划船补偿,有效地减小了刚体转动不可交换性误差。

Dahlin algorithm combined with Cascade control (Dahlin-Cascade control) was put forward and used in practice.

运行结果表明，该控制方法能够很好地满足工艺要求。

And it gives the model of investment diversification of venture capitaland uses skiagraphy algorithm to solve it.

建立了风险投资分散模型，并运用投影算法对其进行求解。

Under mild assumptions on the inexactness, we can find an e-approximate solution of the SOCP by using this algorithm.

在相对不精确假设下，利用该算法可找到二次锥规划ε-似解。

This paper proposed an algorithm for finding critical value of normal population variance under unbiassed tests with uniform dominance.

本文给出了求正态总体方差一致最优化无偏检验临界值算法。

A new algorithm for tracing equiangular curves is presented to improve the machining quality of free-form surfaces.

为了提高自由曲面加工质量,提出一种等斜率曲线跟踪算法。

An algorithm was constructed to solve the least squares bisymmetric solution of a class of matrix equation.

摘要构造了一种迭代法求一类矩阵方程最小二乘双对称解。

An approximation algorithm is presented for minimizing a nondecreasing supermodular set function, and its performance guarantee is probed.

摘要给出了求解一类上模集函数最小值问题一种似算法，并讨论了所给算法性能保证。

A local search algorithm for minimizing a nondecreasing supermodular set function is presented,and its performance guarantee is probed.

给出了求解一类具有简单约束上模集函数最小值问题一种局部搜索法,并讨论了所给算法性能保证。

As compared with the hybrid tracking and the coplane four-point registration algorithms, the proposed algorithm is of higher registration accuracy.

与混合跟踪注册算法、共面四点注册算法相比，文中方法具有更高精度。

Beamforming algorithm in the minimum variance distortionless response beamformer and give a diagram of conventional beamforming and MVDR two waveforms.

波束形成算法中最小方差无失真响应波束形成器，并在一个图中给出常规波束和MVDR两种波形。

Using Doppler radar data, an algorithm for precipitation nowcast is set up by applying an improved cross-correlation extrapolation method (COTREC).

摘要利用多普勒雷达资料，采用一种改进后交叉相关法(COTREC)建立了一种降水临预报方法。

The effect that reduced the time of advect frames was achieved by flexible algorithm and reuse and copy relative pathlines.

采用弹性算法来控制种子释放,通过重用、复制相关迹线来减少迹线积分计算,达到减少生成每帧图像所需时间效果。