...结构相似度 梯度下降法 交替迭代法 [gap=1007]Keywords : image denoising;structural similarity;gradient descent method;alternative iteration strategy ...
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supervised gradient descent method 有监督梯度下降法
the gradient descent method 梯度下降法
conjugate gradient descent method 共轭梯度下降法
the Gradient Steepest Descent Method 最陡坡降法 ; 最陡坡降法
gradient steepest descent method 最陡坡降法
BP neural network, as its nature of gradient descent method, is easy to fall into local optimum.
但BP神经网络本质是梯度下降法，容易陷入局部最优。
Two ways are used to design the network, the one is the direct energy descent method, and the other is the gradient descent method.
有两种方法可以用来设计网络，一是能量下降法，另一个是梯度下降法。
And the three optimization problems are solved respectively by the conjugate gradient method, the adaptive bivariate shrinking and the gradient descent method.
并提出分别采用共轭梯度法、二元自适应收缩法以及梯度下降法对以上优化问题求解。
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