gradient相关论文
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Hematite has been receiving increasing attention for its application in photoelectrochemical(PEC)water oxidation,but usu......
Biological surfaces create the enigmatical reality to be contributed to learning of human beings.The kernel is how to co......
In this paper,a novel prototype liquid-air dual gradient chip is introduced,which has paved the way for effective synerg......
The experimental law established as early as 1856 by the French engineer Darcy retains its prority as the basic linear l......
Biological surfaces create the enigmatical reality to be contributed to learning of human beings.They run cooperate betw......
阐述了压差式光纤矢量水听器的基本原理, 分析了基元灵敏度及间距对其声压灵敏度的影响, 进行了三维压差式光纤矢量水听器探头结构......
椒盐噪声常存在于数字图像中,以随机的黑白像素点的形式呈现,降低了图像的处理效率。为去除椒盐噪声,基于梯度和信息熵特性,对自适......
双目立体匹配是计算机视觉中研究的重点,针对立体匹配在深度不连续、低纹理和场景重复区域容易匹配出错的问题,提出了一种基于图像分......
针对离散小波变换多聚焦图像融合算法中对低频分量融合处理存在缺陷而导致图像的边缘失真及图像模糊等问题,提出了一种自适应区域......
提出了基于梯度的信息散度的光谱区分方法[SID(SG)]。首先通过求取光谱梯度进行局部特征区分,再通过求光谱梯度的信息散度进行整体......
On accomplishing an efficacious object tracking,the activity of an object concerned becomes notified in a forthright man......
Gradient Ultra-fine Grained Surface Layer in 6063 Aluminum Alloy Obtained by Means of Rotational Acc
Gradient ultra-fine grained surface layer in 6063 aluminum alloy was obtained by means of a novel surface self-nanocryst......
In this paper,we prove the existence of positive solutions to the following weighted fractional system involving distinc......
A unique low-to-high friction transition is observed during unlubricated sliding in metals with a gradient nano-grained(......
Structural Engineering of Hierarchical Aerogels Comprised of Multi-dimensional Gradient Carbon Nanoa
Recently,multilevel structural carbon aerogels are deemed as attractive candidates for microwave absorbing materials.Nev......
Understanding the behaviours of ice nucleation in non-isothermal conditions is of great importance for the preparation a......
Impact of Greenland blocking on midlatitude extreme cold weather:Modulation of Arctic sea ice in wes
In this study,we analyzed 1979–2019 daily ERA-Interim reanalysis data in winter and performed atmospheric circulation e......
Adaptability of machine learning methods and hydrological models to discharge simulations in dataspa
The accurate simulation and prediction of runoff in alpine glaciated watersheds is of increasing importance for the comp......
This paper reports on the design,fabrication,RF measurement,and high-power test of a prototype accelerator—such as 11.4......
Wave Propagation in Graphene Platelet-Reinforced Piezoelectric Sandwich Composite Nanoplates with No
This research develops an analytical approach to explore the wave propagation problem of piezoelectric sandwich nanoplat......
A new model for producing band gaps for flexural elastic wave propagation in a periodic microbeam structure is developed......
针对机械臂运动跟踪控制器的参数自整定问题,设计了一种基于强化学习Policy Gradient法的参数整定器。首先,介绍了机械臂的一种混......
General relativity establishes the equality between matter-energy density and the Riemann curvature of spacetime.Therefo......
Background:Equatorward,rear-edge tree populations are natural monitors to estimate species vulnerability to climate chan......
Pressure Gradient Control Strategies Based on Disturbance Rejection for Typical Pharmaceutical Clean
Keeping pressure gradient is an excellent approach to prevent the reveal of </span><span style=\"font-family:\"white......
A ZrC-SiC and TC4 gradient structure(ZTGS)was additively manufactured through the laser deposition technique and brazing......
We developed a diffused long-term gradient of 293T-producing Slit protein in a micropatterned co-culture system.Using hi......
Design,fabrication,and cold test of an S-band high-gradient accelerating structure for compact proto
An S-band high-gradient accelerating structure is designed for a proton therapy linear accelerator(linac)to accommodate ......
Soil bacterial characteristics between surface and subsurface soils along a precipitation gradient i
Bacteria in desert soil have unique phylogeny and important ecological functions, and theirresponses to changes in preci......
The stress intensity factor (SIF) at the V-notch tip of a single-edge-notched polymethyl methacrylate plate was measured......
有从完全的 manifolds 的潜力的泛音地图被考虑。这是比关于象铁磁性的旋转链和 Neumann 运动的平衡系统那样的许多有趣的问题的平......
排水量领域和压力集中学习,由于一致温度变化在一机能上地坡度材料(FGM ) 标本和 bimaterial (NFGM ) 标本,被波纹 interferometry ......
The role of vertical gradient of gravity anomaly in the solution and interpretation of geological and geophysical proble......
Based on temperature logs of 117 boreholes and thermal conductivity of 119 rock samples, the first group of 35 heat flow......
A local algorithm is proposed for unconstrained optimization problem. Compared with the traditional Newton method with C......
The thermal history of the Qinshui Basin has been studied by using the fission-track analysis of apatite and zircon, int......
提供为房间粘附和增长发信号的连续增长的一个稳定的明胶坡度 poly 在 3D 以内被制作(L 乳的酸)(PLLA ) 脚手架。NaCl 粒子沥滤制......
STUDY ON THE VARIATION IN THE CONFIGURATION OF SUBTROPICAL ANTICYCLONE AND ITS MECHANISM DURING SEAS
The mechanisms for the variation in the configuration of subtropical anticyclone during seasonal transition are explored......
Winter Arctic warming and its linkage with midlatitude atmospheric circulation and associated cold e
The surface air temperature over the Eurasian continent has exhibited a significant cooling trend in recent decades(1990......
The strain gradient plasticity theory is used to investigate the crack-tip field in a power law hardening material. Nume......
The convergence properties of the Fletcher-Reeves method for unconstrained optimization are further studied with the tec......
Conjugate gradient methods are very important ones for solving nonlinear optimization problems,especially for large scal......
In this paper, we propose three gradient recovery schemes of higher order for the linear interpolation. The first one is......
In this paper, we consider the complex Monge-Ampère equation posed on a compact Kahler manifold. We show how to get......
Sparse optimization has attracted increasing attention in numerous areas such as compressed sensing, financial optimizat......
In this paper, we give a sharp lower bound for the first(nonzero) p-eigenvalue on a compact Finsler manifold M without b......
The movement of a particular component along an HPLC column is studied on the ba-sis of equilibrium equations. Numerical......
Preparation of polyacrylamide based monolith with immobilized pH gradient and its application for pr
Monolithic materials were prepared in capillaries by in situ polymerization of acrylamide, glycidyl methacrylate and N,N......