次梯度,subgradient
1)subgradient次梯度
1.(h,φ)-directional Derivative and(h,φ)-subgradient;(h,φ)-方向导数与(h,φ)-次梯度
2.A simplified method for computing the subgradients of the norm ‖Bx‖_p;范数‖Bx‖_p的次梯度的一种简洁求法
3.(h,φ)-η subgradient and its application to non-smooth(h,φ)-semi-infinite programming problems(h,φ)-η次梯度及其在非光滑(h,φ)-半无限规划中的应用
英文短句/例句

1.(h,φ)-directional Derivative and(h,φ)-subgradient;(h,φ)-方向导数与(h,φ)-次梯度
2.Incremental Subgradient Methods for Nondifferentiable Optimization in a Hilbert SpaceHilbert空间中不可微最优化问题的增量次梯度方法
3.Non-Darcy Flow Analysis of Fluid in the Low Permeability Reservoir Including the Effects of the Quadratic-Gradient Term;考虑二次梯度项影响的低渗透油藏非达西流动分析
4.(h,φ)-η subgradient and its application to non-smooth(h,φ)-semi-infinite programming problems(h,φ)-η次梯度及其在非光滑(h,φ)-半无限规划中的应用
5.Acoustic source localization based on adaptive subgradient projection in digital hearing aids基于次梯度投影的数字助听器自适应声源定位方法
6.MAI suppression algorithm based on adaptive parallel subgradient projection in DS/CDMA systemsDS/CDMA系统中基于自适应并行次梯度投影的多址干扰抑制算法
7.Feedback Cancellation based on Weighted Adaptive Projection Subgradient Method in Hearing Aids基于加权次梯度投影算法的数字助听器自适应声反馈抑制
8.Pressure analysis of finite conductivity vertical fracture in deformed medium including the effects of the quadratic-gradient term考虑二次梯度项影响的变形均质地层中有限导流垂直裂缝井压力动态分析
9.Gradient Algorithm for Sequential Extraction of Independent Component Based on Kurtosis基于峭度的独立分量逐次提取梯度算法
10.The Echelon Structure of the Ethnic Economic Society and the Corresponding Human Resources Development Strategy;民族地区经济社会的梯度结构与人力资源的梯次开发
11.NUMERICAL CALCULATION OF HIGH ORDER ABERRATION COEFFICIENTS OF RADIAL GRIN LENS梯度透镜折射率分布高次项系数的数值计算
12.Conjugate Gradient Algorithm for a Kind of Convex Quadratic Programming under Equality Constraints一类等式约束下的凸二次规划的共轭梯度算法
13.A New Idea of the Regional Land System Reform:Allocation of Land and Distribution of Value-added in Circulation区域性土地制度改革新思路:土地的梯次配置和土地增值收益梯次分配
14.On Quadratic Outer Gradient Project Algorithms for Variational lnequalities with the Domain Set Being a Ball;求解带球约束的变分不等式问题的二次外梯度投影算法
15.Application of the Accumulation Gradient Method of Geochemical Exploration Secondary Halo Anomalies in Predicting the Pb Resource Reserve利用化探次生晕累积梯度法预测Pb资源量——以麦兹盆地为例
16.He ran up the steps two at a time.他一次跑上两级阶梯。
17.Research of Ni-P Gradient Coating and Ni-P/SiC Gradient Coating;Ni-P梯度镀层及Ni-P/SiC梯度镀层研究
18.The concept of the equivalent flexural rigidity of Functionally Gradient Materials (FGM)beams was presented for the first in this paper, and its formula was derived.本文首次提出了梯度功能材料梁的等效抗弯刚度概念,并给出了其理论表达式。
相关短句/例句

quadratic gradient二次梯度
1.According to the assumption of slightly compressible fluid,the quadratic gradient term in nonlinear partial differential equation of the traditional well test models for liquid flow is usually neglected.在传统试井模型的非线性偏微分方程中根据弱可压缩流体的假设,忽略了二次梯度项,对于低渗透油藏这种方法是有疑问的。
2.According to assumption of slightly compressible fluid, the quadratic gradient term in nonlinear partial differential equation is usually neglected.在非线性偏微分方程中根据弱可压缩液体的假设忽略了二次梯度项,对于混气石油和低渗透储层这种方法是有疑问的,我们已经知道在试井较长时间忽略二次梯度项将产生误差。
3)L-subdiffernentialL-次梯度
1.L-subdiffernential is a set of function which are not necessarily linear functions.介绍了一种新的求全局优化最优性条件的方法:L-次梯度方法。
4)γ-subgradientγ次梯度
5)depth echelon深度梯次
6)Subgradient optimization次梯度优化
延伸阅读

次切线和次法线次切线和次法线subtangent and subnormal 次切线和次法线【,奴。嗯翻ta己,由.刃nllal;no八Kaca-,一eJ,,,Ra”H”0八nOPM幼L」 有向线段QT和QN,它们是某一曲线在点M处的切线(tan罗nt line)段MT和法线(norlml)段对N在、轴上的投影(见图). 少l, 口‘吧不‘一一-一-一号-份甲间二 TO柑 如果达一曲线是函数y二‘j(x)的图形,则次切线和次法线的长度分别等于 。二__f(x)。、了_了丫、,、,,,_、 心T“一分书丁,QN=f(x)f’(x), 一f’(x)’乙一其中x是点M的横坐标.如果这一曲线由参数式给出: x=甲(t),夕=沙(t),则 。7’二一竺红纽自兰立。、,_竺立丝三旦 “一少‘(t)’“一少‘(t)其中t是确定曲线上点M的参数值.Bc3一3【补注】 IAI]Berger,M二Geo瑰t仃,2,SP力幻gcr.1989(中译 本二M.贝尔热,儿何,第一一五卷,科学出版社, 1987一1991). 工AZ j Go掀5 Te认eira,F,Tralt己des oourbes,l一3. Chelsea.犯Print,1971. 〔A3 1 Lamb,日二知6mtes,Inalc时e以us,Cambnd罗.U:uv. Press,1924.杜小杨译