gradient methods的例句大全

In this paper, we analyze some reinforcement learning methods, which are Value-based reinforcement learning ( VBRL), Policy-Gradient reinforcement learning and Actor-Critic reinforcement learning etc.

本文分析了几种强化学习方法，包括基于值函数（Value-Based）近似方法、策略梯度方法（Policy gradient）、以及Actor-Critic方法等。

New Methods of Finite Element Stiffness Matrix ′ s Formation, Assemblage and Storage Suitable for Preconditioned Conjugate Gradient Method in Hydraulic Structures

适宜PCG方法的水工结构有限元刚度矩阵形成、组集和存储的新方法

METHODS Gel electrophoresis DNA gradient diagram has been used to the apoptosis of the cells induced by the polysaccharide.

方法：检测单子叶植物内生菌多糖对K562细胞剂量毒性和时间毒性作用，用凝胶电泳DNA梯度图谱定性分析肿瘤细胞凋亡，以及对K562细胞凋亡相关基因蛋白表达的影响。

A micro meteorological observation/ study in tree tea intercropping plantation and pure tea plantation for comparison have been carried out in Huangshan City, Anhui Province. The soil heat flux, latent heat flux and turbulence heat flux have been calculated by gradient and heat balance methods.

在安徽省黄山市，于夏季对杉&茶间作园与纯茶园进行了微气象观测研究，用梯度法和热量平衡法计算了土壤热通量、潜热通量和湍流热通量。

Among the traditional training methods, the paper and pencil method has low interest; Toy training method has a difficult introduction and a single task; Standalone electronic game has no gradient between the task and task, and just keeps repeating the same type of tasks.

传统训练训练方法中纸笔训练趣味性低；玩具训练入门过难，任务单一；单机版电子游戏任务与任务之间没有梯度，只是同一类任务不停的重复。

Methods 25 patients with different types aortic dissection were examined using ECG gated spin echo sequence and gradient echo sequence to get axial or left anterior oblique section MR image and cine MR image.

方法25例不同类型的主动脉夹层患者，应用心电门控多层自旋回波序列行轴位、左前斜位磁共振成像以及左前斜位磁共振电影。

the cost savings were achieved by homogenization plant material with kitchen bender, using two-step sucrose gradient and lower centrifugation velocity than that in the previously published methods;

以家用食品料理机破碎植物细胞，采用两层不连续蔗糖梯度和使用较低的离心速度等措施降低了实验成本和对设备的要求；

methods dw epi with different diffusion gradient directions was performed in 50 healthy volunteers. the signal intensity and apparent diffusion coefficient ( adc) were measured in lentiform nucleus and in corona radiata from multidirection echo planar diffusion weighted images.

方法利用不同弥散梯度方向对50例正常人脑施加平面回波弥散加权成像检查，测量豆状核及放射冠的信号强度及其表观弥散系数（ADC值）。

Objective Two HPLC methods with linear gradient elution for determination of the related substances of amoxicillin-potassium clavulanate were established and compared.

目的建立两种HPLC线性梯度洗脱测定阿莫西林/克拉维酸钾有关物质的方法，并对其进行比较。

this paper presents a body of knowledge for the chief information officer through the delphi investigation method. methods: 1. we obtained hmscs with discontinuous gradient centrifugation on percoll.

我们采用德尔菲方法，提出一套首席信息官（CIO）的知识体系。

The conjugate gradient method is one of the most efficient methods for solving unconstrained optimization problems.

共轭梯度方法是求解无约束优化问题的一类有效方法.

Methods: Chromatographic fingerprint of Coleus forskohlii was investigated by HPLC-ELSD and gradient elution modeseparation.

方法: 采用HPLC-ELSD法,梯度洗脱,研究毛喉鞘蕊花药材的指纹图谱.

Methods of preparing functionally gradient materials were also summarized.

总结了功能梯度材料的各种制备方法.

Methods: Using different techniques of collagenase digestion and discontinued density gradient centrifugation adultrat islets were prepared.

方法采用不同的胶原酶消化法及不连续密度梯度纯化法.

Unconstrained optimization methods include gradient, conjugate direction, Newton, and quasi-Newton methods.

无约束最优化方法包括梯度法 、 共轭方向法 、 牛顿法和拟牛顿法.

The dissertation investigates the regularized iterative gradient-type methods for ill-posed nonlinear operator equation.

本文主要研究用正则化迭代梯度法求解不适定非线性算子方程.

The inversion methods of ground temperature field and ground temperature gradient field based on three-dimensional static heat conduction theory are presented with the influence from those minor factors such as heat convection and geology tectonics and so on.

研究了基于三维稳态热传导理论并忽略对流换热及地质构造等次要因素影响的地温场与地温梯度场的反演方法。

METHODS: Femoral bone marrow of the rats was extracted under aseptic condition. Bone marrow mesenchymal stem cells ( MSCs) were isolated with density gradient centrifugation.

方法：无菌抽取大鼠股骨骨髓，采用密度梯度离心法分离骨髓间充质干细胞。

Methods: The HPLC method was used, chromatography conditions were C 18V column, binary solvent-delivery gradient elution, diode-array detector, internal standard ( paeoniflorin) were taken as the criteria for quality control.

方法：HPLC法；采用C18V反相色谱柱，二元梯度洗脱，二极管阵列检测器，以芍药苷为内标作为相对标准。

CONSTRAINED VARIABLE TYPE METHODS(ⅱ)& The generalized projection gradient type algorithm with superlinear convergence

约束变尺度类算法（Ⅱ）&两步超线性收敛的广义投影梯度约束变尺度方向类