laplacian

Image segmentation algorithm procedure, using Prewitt operator implementation Laplacian operator are examples of implementation.

图像分割的算法的程序, 用prewitt算子 实现的还有laplacian算子实现的例子.

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The results of tests of Rayleigh assumption , Laplacian assumption and Gaussian assumption are given.

给出了瑞利分布、高斯分布和拉普拉斯分布假设下的“KS”测试统计结果.

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Propose a semi-supervised feature selection algorithm based on cost sensitive Laplacian SVM ( FS-CSLapSVM).

提出了基于代价敏感Laplacian SVM的半监督特征选择算法FS-CSLapSVM。

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speech enhancement with laplacian speech modeling

一种基于Laplacian语音模型的语音增强算法

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Identification of the Point Spread Function from the Defocus Image Using the Laplacian Operators

利用拉氏算子鉴别散焦模糊图像点扩散函数

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In the same time, the Laplacian smoothing is also introduced. It can lower the roughness, and improve the effect of the reconstruction.

并介绍了拉普拉斯曲面平滑算法，该算法可有效降低重建表面粗糙度，提高重建效果。

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Motion blur direction identification in motion blur image by Laplacian

运动模糊图像的运动模糊方向鉴别

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The proposed algorithm estimates the rate of each bitplane with the side information and the Laplacian distribution of difference between the source and the side information. And the result is transmitted to the encoder via a feedback channel.

该算法位于解码端，算法利用边信息和差值分布的概率模型以及高位比特对编码比特平面的码率进行估计，并将估计码率通过反馈信道传送到编码器。

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Positive Solutions of Three Point Boundary Value Problem for Third Order Differential Equation with p-Laplacian Operator

具有p-Laplacian算子的三阶微分方程三点边值问题的正解

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Our results show that the level crossing curvature can cause location error of the Laplacian, particularly when the edges with large curvatures and small gradients.

首先导出了拉普拉斯、二阶梯度方向导数和侧向曲率三者之间的关系式，指出由于侧向曲率的影响，拉普拉斯在检测弯曲边界时必然产生定位误差。

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So we can use the convolution of Laplacian operator to compute the gradient descent.

因此,可以利用有向拉普拉斯算子的卷积来计算梯度下降迭代公式.

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Existence of solutions to a class of p ( x)-Laplacian equations

一类p（x）-Laplacian方程组解的存在性

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Then, the image acquisition is carried out. Second, the image smoothing process and image edge sharpening are carried out by using the fast median filtering and Laplacian algorithm, respectively.

其次，采用快速中值滤波法对图像进行了平滑处理，然后利用拉普拉斯算子对图像边缘细节进行了锐化，完成了图像的预处理。

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Laplacian of the electronic charge density at bond critical point along reaction coordinates and isoline of Laplacian of electronic charge density in stationary points are studied by topological theory of electron density.

用电荷密度拓扑理论分析了键临界点处电荷密度的Laplacian量随反应坐标的变化以及各驻点沿键径电荷密度的Laplacian的等值线图。

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