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- In this paper,a class of new descent algorithm is proposed to solve unconstrained optimization problems. 研究给出了一类新的求解无约束优化问题的下降算法。
- The main role for the Line-Up Competition Algorithm LCA) is in global research, while Speediest Descent Algorithm (SDA) is in local search. 其中,列队竞争算法的主要作用是实现全局搜索,而梯度法的作用是实现局部寻优,这两种方法的结合,可以使全局搜索与局部搜索达到均衡和统一。
- A descent algorithm for solving unconstrained optimization is discussed. Global convergence result is established with inexact line search. 摘要研究了求解无约束优化问题的一种共轭下降算法，并在非精确线搜索条件下证明了该算法的全局收敛性。
- Proposed a new competition algorithm based on gradient descent algorithm acorrding to a cost function defined,and proved the convergence of the new algorithm. 根据定义的损失函数,利用梯度下降法得到新的模型竞争学习算法,并证明了该竞争算法的收敛性。
- 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。
- To achieve better network generalization capability, the PSO combined with the gradient descent algorithm was applied to optimize the parameters of the ellipsoidal units. 为提高椭球基概率神经网络的性能，提出了一种把粒子群优化算法和梯度下降算法相结合的混合结构优化算法用于椭球基神经元的优选和控制参数的优化。
- Proposed a new competition algorithm based on gradient descent algorithm acorrding to a cost function defined, and proved the convergence of the new algorithm. 根据定义的损失函数，利用梯度下降法得到新的模型竞争学习算法，并证明了该竞争算法的收敛性。
- 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。
- For the unrelated parallel-machine scheduling problem,the average performance of the ILS with SS make an improvement 6.06% over that of the ILS without SS,and also is better than that of multi-start descent algorithm. 对于无关并行机问题;引入SS搜索方法后;ILS算法的计算结果改进了6.;06%25;并明显优于多点下降算法
- 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 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。
- 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。
- In this paper, we propose a family of random coordinate descent algorithms to directly minimize the 0/1 loss for perceptrons, and prove their convergence. 在本文中，我们提出随机坐标减少演算法来直接最佳化0/1损失，并证明其收敛性。
- 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。
- derivative -free descent algorithm derivative-free下降算法
- Here there is a gradual descent to the sea. 这里有个通向海的缓坡。
- derivative-free descent algorithm Derivative-Free下降算法
- There was a descent of temperature after rain. 雨后气温下降了。
- Stochastic parallel gradient descent algorithm 随机并行梯度下降算法
- He traces his descent back to an old norman family. 他追踪自己的世系上溯至一个古老的诺曼家族。
