优化过程中所必要的梯度信息是用伴随网络法获得的。
The gradient information which is required in the optimization process is provided by the adjoint network technique.
动态规划与智能仿生算法尤其适用于梯度信息不可得的情况。
Dynamic Programming and intelligent algorithms are applicable for the case when the gradients are not available.
含有电弧电压在零区梯度信息的指标可以有效地反映故障位置。
An index within the gradient information of the arc voltage on the local region of zero can reflect fault location effectively.
按资料建立了级别-类型关系；提取了地层可钻性梯度信息。
The correlation between the formation drillability grade and bit type has been basically established.
同时它利用了不同灰度值象素的梯度信息，具有较好的稳定性。
It makes use of grads information of the different gray. It has good stability.
提出了结合图像灰度梯度信息和彩色直方图信息的人头识别算法。
An algorithm that integrates gray scale gradient cue and color histogram cue to detect the human head is proposed.
通过对图像的灰度直方图中加入它的梯度信息，提出了灰度-梯度的二维直方图。
In the paper, added the gradient information into the image gradation histogram, proposed the gradation-gradient two-dimensional histogram.
根据局部梯度信息对源图像的小波低频系数进行选择，获取融合图像的对应低频系数。
According to local gradient information, wavelet low frequency coefficient obtained from source image is selected to compose respective low frequency coefficient of the fused image.
通过计算图像梯度信息，选取边缘区域像素作为控制点，既改善减影图像质量，又提高运算速度。
The quality of the subtraction image was improved and computation time was reduced by selecting edge pixels as triangular control points.
图像复原是图像处理中一个重要的研究课题。大部分图像复原算法，都只是单纯地利用图像灰度或梯度信息，并没有考虑图像的空间结构信息。
Image restoration is an important research subject in image processing. Image gray or gradient magnitude is used in most of image restoration algorithm and spatial information is not adopted.
提出了一种新的基于HSV颜色信息和一阶梯度信息的阴影剪除算法，该算法运用双重准则检测阴影：准则一利用了HSV颜色空间与人观察彩色的方式十分接近的特性；
The algorithm uses double rules to detect shadows:Rule 1 makes use of the character of HSV color space which corresponds closely to the human perception of color;
本文研究了基于最大互信息和图象梯度组合的人脑CT与MRI多模医学图象配准算法。
This paper aims to research registration of CT and MRI images of caput based on gradient and normalized maximization mutual information method.
医学图像融合的效果评价方法有很多，如信息熵、互信息、均方值、峰值信噪比和平均梯度等。
There are many kinds of image fusion methods, such as information entropy, mutual information, mean square error, peak signal to noise ratio and mean grads.
本文提出了一种利用梯度的方向信息，对微分图象进行细化，并确定一测量函数进行边缘点连接，以实现图象边缘检测的方法。
An edge detecting method for digital image is proposed using direction information of the gradient to thin off the differential image and defining a measuring function to link the edge points.
使用由方差和平均梯度构造的新的评价因子——小波邻域信息量作为融合规则选取小波高频系数。
For the image high-frequency part, use the new evaluation factor - wavelet neighborhood information to choose the ultimate wavelet high-frequency coefficients.
基于完全互信息梯度表达式及得分函数差分的性质，提出一种在线频域盲解卷积块算法。
An online block algorithm for frequency domain blind deconvolution was proposed based on the complete mutual information gradient and the properties of the score function difference (SFD).
基于空间域共轭梯度算法的盲目图像复原方法由于在复原过程中追求了充分平滑，使得复原图像中的边缘细节信息有所损失。
The restored image obtained by using the space domain conjugate gradient algorithm is too smooth and loses some information about the edge detail.
本文基于互信息极小提出了ICA的梯度算法。
In this paper, a simple gradient algorithm of ICA is developed using minimum mutual information.
方法采用水平梯度法和二次垂直导数等方法提取微弱信息，利用数字图象显示技术成图。
The horizontal gradient anomalies and two derivatives methods are adopted to extract faint information as well as other methods, and digital image display technique is used to show the results.
模糊数学排序能够综合大量信息，是一个有效的直接梯度分析方法，但需要主观选择因子。
FSO could integrate plenty of information, and was an effective method, but it needed to choose some factors subjectively.
在灰值形态学梯度算法和多方位形态结构元素形态学理论分析基础上，提出了提取遥感图像边缘信息的新方法。
Based on morphology grads algorithms and multi-direction morphology structure element of mathematical morphology theory, this paper presents a new method for remote sensing image edge detection.
针对上述问题本文的工作内容有：在复杂场景下本文利用颜色和梯度方向双重信息描述目标。
Address these issues my work includes: Color and gradient direction dual information were used to describe in complex scenarios.
水平集方法的速度函数定义根据所利用的图像信息可以分为两大类：基于图像梯度和基于图像灰度信息。
The speed function defined in Level set method can be divided into two classes: function based on the gradient of image and function based on the image gray.
卫星重力梯度测量任务将获取全球范围内高精度重力场信息。
High precise information of gravitational field over the whole Earth will be obtained by satellite gravity gradiometry.
从分析影像所包含的信息量入手，提出了通过计算影像的信息熵和累加梯度值进行基于特征匹配的影像可匹配性评价方法。
It is suggested that information entropy and summation of image gradient can be used for evaluating images' ability to obtain correct matching.
首先对遥感图像进行边缘检测以获取图像中每个像素的边缘梯度和方向信息；
The edge gradient and direction information are obtained by edge detection of remote sensing.
通过应用共轭梯度法来解决反演问题，应用 赤池弘次的AIC信息准则来截短 共轭梯度扩大。
We solve the inverse problem using the conjugate gradient (CG) method, using Akaike's Information Criterion (AIC) aic to truncate the CG expansion.
通过应用共轭梯度法来解决反演问题，应用 赤池弘次的AIC信息准则来截短 共轭梯度扩大。
We solve the inverse problem using the conjugate gradient (CG) method, using Akaike's Information Criterion (AIC) aic to truncate the CG expansion.
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