This paper presents a wide line search and gives a new conjugate gradient method, with global convergence.
本文对该算法中的线搜索进行了推广，提出了一种新的非线性共轭梯度算法并证明了其全局收敛性。
The characteristics of BP neural network and chaos optimal method are analyzed. By integrating chaos optimal method with gradient-decline method, an optimal method of combination search is created.
分析了BP神经网络和混沌优化的特点，并将混沌优化方法和梯度下降法结合起来构成一种新的组合搜索优化方法。
Based on this macroscopic model, reduced gradient method was applied to search for the optimal working conditions of pumping stations.
在此宏观模型的基础上，利用简约梯度法推求各供水泵站优化的工况点。
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