gray gradient information 灰度梯度信息
Pixel gradient information 像素梯度信息
Two-point gradient information 两点梯度信息
Gradient Phase Mutual Information 梯度相位互信息
information gradient 信息梯度
edge gradient direction information 边缘梯度方向信息
Model training algorithm using Elman nets is described in details, also does NMPC algorithm using network’s gradient information.
文中详细描述了用Elman网作为中和过程预测模型的训练算法，利用神经网络梯度信息求取过程控制量的“滚动优化、反馈校正”的控制算法。
参考来源 - 递归神经网络在非线性时延中和过程控制中的应用In the process of image analysis, the color, gray and gradient information are exploited to find the facial feature regions, which resolves the initial placement problem of deformable template.
在图像分析中，利用颜色、灰度和梯度信息寻找特征区域，解决模板初始化位置问题，并用模板匹配方法估计表情运动参数。
参考来源 - MPEG·2,447,543篇论文数据，部分数据来源于NoteExpress
The gradient information which is required in the optimization process is provided by the adjoint network technique.
优化过程中所必要的梯度信息是用伴随网络法获得的。
An index within the gradient information of the arc voltage on the local region of zero can reflect fault location effectively.
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。
In the paper, added the gradient information into the image gradation histogram, proposed the gradation-gradient two-dimensional histogram.
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。
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