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With the correlation between the previous and the following sequence and the steepest descent algorithm, the new algorithm utilized DLMS to estimate the mutlichannel of the multiuser. 根据前后序列之间的相关性和最陡下降法，提出了解相关最小均方(DLMS)多用户上行复合信道的盲估计。
To enhance convergence rate and global convergence ability，a new improved algorithm is proposed by adding Gaussian mutation and the steepest descent algorithms，whose convergence is proved. 该改进算法通过引入高斯变异算子和最速下降算子来改善人口迁移算法的收敛速度和全局收敛性，并对其收敛性进行了证明。
the steepest descent algorithm 最速下降算法
Then, an adaptive algorithm for the blind multiuser detection is given using method of the steepest descent. 然后,利用最速下降法,给出盲多用户检测的自适应算法。
Based on the steepest descent method and the conjugate gradient method, a hybrid algorithm is proposed in this paper, and its global convergence is proved. 摘要将最速下降法与共扼梯度法有机结合起来，构造出一种混合优化算法，并证明其全局收敛性。
BP neural network can efficiently approximate any nonlinear system, but there is a problem of inefficient learning speed with the conventional steepest descent algorithm. BP神经网络可以有效地对非线性系统进行逼近,但是传统的最速下降搜索方法存在收敛速度慢的问题。
A improved BP neural network algorithm with the stability of the steepest descent method and the speed performance of the Newton approach method is educed. 导出一种既有最速下降法的稳定性又有牛顿法的快速性的新算法；
The new method treats the problem of parameter estimation and noise reduction for chaotic time series as a nonlinear minimization process and solves it using steepest descent algorithm. 这种新方法把对混沌时间序列的参数估计和噪声抑制看作是一种最小化过程，并利用了最速梯度下降方法解决。
Steepest descent algorithm and variable step size adaptive algorithm designed by us are used in computer simulations.The tracking curve, MSE, and constellation of BPSK are presented. 文中用最陡下降法和变步长自适应算法进行了计算机仿真，给出了频偏跟踪曲线和BPSK的星座图。
the steepest descent algorithms 最速下降算法
The hybrid algorithm raises the convergence rate of the conjugate gradient method and solves the problem for which the convergence rate of the steepest descent method get slower when the isopleth of goal function is oblong. 这种混合优化算法结合了共扼梯度法和最速下降法产生搜索方向，既提高了共扼梯度算法的收敛速度，又解决了目标函数的等值线是扁长椭球时，最速下降法下降缓慢的问题，具有收敛速度快、收敛范围大、适应面广等特点。
The new method treated the problem of parameter estimation and filtering for chaotic time series as a nonlinear minimisation process and solved it by using a steepest descent algorithm. 这种新方法把对混沌时间序列的参数估计和滤波看作是一种最小化过程，并利用了最速梯度下降方法解决。
In this paper, a new theoritical method, the steepest descent approxim ation method was developed to study the eigen value problem in optical waveguide theory. 本文提出了一套研究波导电磁场本征值问题的最陡下降逼近方向。
Switched capacity circuit structures of gradient methods are proposed,the common properties of the steepest descent method, Newton method and quas Newton methods are analysed. 建立了梯度法的开关电容电路结构，分析了最速下降法、牛顿方法和拟牛顿法的共同特点，研究无约束差分优化的开关电容电路结构。
As for Jerry, once he saw that his mother had gained her beach , he began the steep descent to the bay . 再说杰里，他一看见妈妈到了海滩，就开始沿着陡峭的路向下面海湾走去。
From the ground, we could see the, plane pull out of its steep descent. 在地面上我们能看到飞机由俯冲变为水平飞行。
That overloaded truck jibbed at the steep hill. 那辆超载的卡车爬不上陡坡。
Based on the steepest descent method,we present an efficient numerical method for computing the sine and cosine transform in resistivity measure,and present theoretical analysis of the error bound. 在最速下降法的基础上,给出了地球物理勘探中计算一种正余弦变换的一个有效数值算法,同时对新算法产生的误差进行了理论分析,并用数值实验对理论分析进行了检验。
They climbed the steep mountain inch by inch. 他们一点一点地攀上那座陡峭的山。
The bus toiled up the steep hill. 公共汽车艰难地爬上陡峭的山岗。