gradient descent是什么意思_gradient descent中文

gradient descent中文什么意思

梯度下降

gradient: adj. 1.倾斜的。 2.【动物；动物学】步行的，能步 ...
descent: n. 1.下降，降下。 2.下坡，倾斜。 3.家世，门第 ...
descent gradient: 下降梯度
by descent: 世袭
descent: n. 1.下降，降下。 2.下坡，倾斜。 3.家世，门第，血统。 4.【法律】继承，世袭。 5.一代；〔古语〕子孙，后裔。 6.突然袭击。 7.屈尊，降格。 be of France descent 祖籍是法国。 be of good descent 出身好。 descent of man 人类由来。 make a descent upon 袭击，侵入。

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Is based on the idea of gradient descent
规则是基于梯度降落这样一种思路。
Based on gradient descent rule , the bp ( back propagation ) algorithm is a local optimization algorithm
Bp算法基于梯度下降原理，是一种局部寻优算法。
A comparative study on some typical improved models of bp networks , which based on gradient descent and numerical optimization are proposed
全局优化改进策略从基于网络模型的优化和基于网络算法的优化两个方面考虑。
The weights are trained with gradient descent method . the increase algorithm of bvs , and restricted algorithm , was induced
利用梯度下降法对网络的权值进行训练，并且推导了bvs的增长算法，以及网络训练的限制记忆递推公式。
The essence of back propagation networks is that make the change of weights become little by gradient descent method and finally attain the minimal error
其实质是采用梯度下降法使权值的改变总是朝着误差变小的方向改进，最终达到最小误差。

Gradient descent is a first-order optimization algorithm. To find a local minimum of a function using gradient descent, one takes steps proportional to the negative of the gradient (or of the approximate gradient) of the function at the current point.

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gradient descent中文什么意思

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