查询词典 gradient method

Therefore. LMS algorithm is derived from the gradient method.

所以说。LMS算法是由梯度下降法导出的。

In this paper, we present and discuss an online gradient method with a penalty term for three-layer BP neural networks.

本文对三层BP神经网络中带有惩罚项的在线梯度学习算法的收敛性问题进行了研究。

METHODS: Rat BMSCs were isolated by density gradient method and cultured in 3 different concentrations of oxygen.

采用密度梯度法分离培养大鼠骨髓间充质干细胞，在3种氧浓度中进行培养。

It was introduced that extraction technics of soybean protein concentrate by continuous gradient method.

介绍了连续梯度法萃取大豆浓缩蛋白的生产工艺。

Based on the gravity gradient measurement principle of rotating accelerometer gravity gradiometer ,an online method of accelerometers scale factor adjusting is proposed in this paper.

在旋转加速度计重力梯度仪的重力梯度测量原理的基础上，本文提出了加速度计标度因子的在线调整方法。

One points at a sequence of one sparse linear algebra system of equation ,utilizing frequent treatment sparse matrix data structure at present that is according to the competent store structure, design the law of conjugation gradient method which solves the equation group of the sparse linear algebra of asking analyses the complexity of calculating.

第一部分针对一类稀疏线性代数方程组，利用目前国际上使用比较频繁的处理稀疏矩阵的按行稀疏存储结构，设计了求解稀疏线性代数方程组的共轭梯度法，并分析计算复杂度。

A gradient-based face recognition method using Partial Hausdorff Distance measure is proposed in this paper.

本文提出了一种新的基于梯度图像及 PHD 距离度量的人脸识别方法。

In the modified method, we use orthogonal decomposition so as to delete items which lead to linear dependence of gradient in active constraints. Therefore the Hessian matrix of the DQP subproblem is positive definite.

在改进算法中，我们通过正交分解删去了有效约束函数中引起梯度线性相关的项，从而保证了DQP子问题中的目标函数中的Hesse阵正定。

The research of the characteristics of biology and the osteogenic and adopocitic induction are comparatively mature, showing many biological characteristics such as adherence, plasticity, heterology, self-renewal, rapid clone formation and transplantation. Adherence combined with density gradient centrifugation method is widely used in the isolation and purification of BMSCs.

骨髓间充质干细胞现阶段研究方向主要包括生物学特性、诱导分化和调控机制等内容，对其生物学特性和成骨成脂诱导方面研究比较成熟，在培养分化过程中展示出贴壁性、可塑性、异质性、自我更新能力、快速形成克隆能力、可移植性等生物学特征，贴壁法联合密度梯度离心法在骨髓间充质干细胞的分离、纯化过程中被广泛采用。

At the same time, the algorithms of hexahedral mesh generation using isoparametric transformation based on cylindrical coordinate and sphere coordinate respectively are also integrated with Subdivision-Mapping Method The technique of mesh gradient control is also presented.

还提出了扫描法六面体网格生成算法、基于圆柱坐标和球坐标系的使用等参映射法的六面体网格生成算法以及网格局部加密算法，并完成了相应模块的开发工作。

The teacher likes the honeymouthed little girl very much.

老师很喜欢这个嘴甜的小姑娘。

Mr. Notker Bien's interests are traveling, spending quality time with the family and long-distance-running.

诺特卡·柏恩先生热爱旅游，长跑，以及和家人一起共度美好时光。