第三章研究了投影梯度方法的误差界估计。
In Chapter 3, some error bounds estimations of the projected gradient methods are obtained.
利用共轭梯度方法实现了激发极化（IP）三维快速反演。
Rapid 3D induced polarization (IP) inversions algorithm are developed using conjugate gradient (CG) relaxation techniques.
最后，通过这些误差界，我们给出了由投影梯度方法产生的迭代序列收敛的条件。
Using the error bounds, we give a condition for convergence of the sequence of iterates generated by projected gradient methods.
实验结果表明，修正三梯度方法是强流脉冲电子束发射度测量的一种有效的手段。
The results show that the MTGM method is an effective way of emittance measurement for intense pulse electron beam.
第一章是绪论部分。简要介绍了投影梯度方法，误差界估计以及本文的主要工作。
Chapter 1 is the introduction of this paper, which introduces the the projected gradient method, the error bounds estimation and the main results obtained in this paper.
由此，利用随机梯度方法，给出检测器的盲自适应算法，并且分析该算法的收敛性。
Using the stochastic method, a blind adaptive algorithm can be given, and its convergence is analyzed.
对此提出一改进梯度方法，并计算了某型战斗机从亚音速三维转弯升高到超音速的最短时间飞行轨迹。
This article presents a modifying gradient method, and the fastest 3-D turning trajectory from subsonic to supersonic is calculated.
提出了一种数码相机拍摄的文本图像的二值化方法，该方法是全局阈值、局部阈值与灰度梯度方法的结合。
A binarization method for digital camerabased document image was proposed. The method is a combination of the global thresholding, local thresholding and the gray gradient method.
提出了一种数码相机拍摄的文本图像的二值化方法，该方法是全局阈值、局部阈值与灰度梯度方法的结合。
A method was introduced for horizontal vanishing point detection of perspective document image and a vertical vanishing point detection method is proposed.
第一章，回顾有关共轭梯度方法的基本知识及一些著名成果，描述了BFGS和BFGS - TYPE公式。
In Chapter 1, we recall the foundational knowledge about conjugate gradient method and some famous researches, and describe the BFGS and BFGS-TYPE formulas.
它在理论上是多项式算法，并可以从任意点启动，可以应用共轭梯度方法有效地求解大规模线性不等式组问题。
SDNM is a polynomial time algorithm with the Newtons method, so that SDNM can solve large-scale linear inequalities.
运用子梯度方法求解新模型的对偶问题，得到了一种新的基于对偶问题的分布式算法框架，并证明了这种新算法的收敛性。
Through analyzing the characteristic of the source algorithms and AQM at the equilibrium, we propose a new model with less constraint condition and a distribution algorithm with larger application.
最好的方法是，既然我们已经有了梯度向量，就可以直接说,我们知道了切平面的法向量。
OK, the best way to it, now that we have the gradient vector, is actually to directly say oh, we know the normal vector to this plane.
方法是使用梯度因子，很快的得到了结果。
该团队使用这种方法来生产聚合泡沫，其孔隙梯度类似大自然中的细胞结构，如骨头和木头等。
The approach has allowed the team to generate polymeric foams with porosity gradients closely resembling natural cellular structures such as bones and wood.
方法应该是去计算出梯度。
这就是计算的一般方法，但求功的时候，如果向量场是某个势的梯度,是有捷径可走的。
OK, so that's the general method of calculation, but we've seen a shortcut for work when we can show that the field is the gradient of potential.
本文着重介绍水平管中这种两相流动的流动型态、压力梯度和持液率的预测方法。
This article mainly introduces the prediction method of the flow pattern, pressure gradient and liquid holdup of two phase flow in horizontal pipelines.
我正在用的方法它的梯度是10分钟内，乙腈-缓冲液从20%变到80%。
The method I am using calls for a 10 min, 20-80% acetonitrile-buffer gradient.
在该系统中采用基于LEA判别法的梯度牛顿有效结合神经网络快速学习方法。
The LEA decision method has been given so that grads methods and Newton methods can be effectively combined in neural networks learning.
传统流域变换主要依赖图像梯度，该方法并不完善。
The traditional watershed transform mainly depends on image gradient but this method is imperfect.
结果表明：压力恢复稳态测压法求解启动压力梯度理论正确，方法简单，具有明显的优点。
The results indicate that using pressure build-up steady state pressure survey approach to calculate starting pressure gradient has obvious advantages with simple method and is theoretically correct.
流域分割方法的性能主要依赖于图像梯度。
The performance of segmentation methods based on watershed depends largely on the gradient of the image.
程序中采用了“共轭梯度——最小二乘”优化方法，其收敛性能较好，在较坏的初值情况下也能较快收敛。
In this program, the optimization method of "Conjugate Gradient-Least Squares" is employed, since it usually gives good convergent results.
蒙特卡罗模拟提供了一种定性研究MRI和NMR中非均匀场梯度扩散衰减的方法。
Monte Carlo simulation provides an alternate way to quantify the effects of inhomogeneous field gradients used in MRI and NMR.
该方法吸收了梯度投影法和最小范数法的优点。
The method absorbs the advantages of the gradient projection method and minimum norm method.
该方法吸收了梯度投影法和最小范数法的优点。
The method absorbs the advantages of the gradient projection method and minimum norm method.
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