查询词典 incomplete beta function

Based on genetic algorithm and incomplete beta function, we introduce a self-adaptive method for image contrast enhancement and apply this method to radiograph image enhancement.

基于遗传算法和非完全Beta函数，介绍了一种自适应的图像对比度增强方法，并将其应用到辐射图像的增强处理中。

A new kind of image adaptive contrast enhancement approach based on particle swarm optimization algorithm and incomplete Beta function is given.

将免疫粒子群优化算法和非完全Beta函数结合，提出了一种自适应图像对比度增强方法。

Tubbs redefined the several common nonlinear functions of gray transform as a normalized Incomplete Beta Function, in order to realize image enhancement processing.

传统的图像增强处理是针对图像灰度分布的不同情况，来定义相应的灰度变换函数。

In this paper, based on the research on Incomplete Beta Function, we introduce three different methods for implementing self-adaptive image contrast enhancement Traditional image enhancement is to define corresponding gray transform function according to gray distribution of the image.

基于对非完全Beta函数的研究，介绍了三种不同的自适应图像对比度增强方法。

By taking use of self-adaptive searching algorithm, optimal parameters of Incomplete Beta Function can be acquired, thereby obtaining the corresponding optimal transform curve. In this paper, Incomplete Beta Function is applied in contrast enhancement of container cargo inspection image, and the advantages of this function are well illustrated by comparing the experimental results.

Tubbs将图像增强处理中几种常用的非线性变换函数，表示成了一个归一化的非完全Beta函数，通过自适应搜索算法可以确定Beta函数的最佳参数，从而确定了相应的最佳变换曲线，将该函数应用于集装箱检测图像的对比度增强，通过对实验结果的比较，说明了该变换函数的优越性。

Using the approach,the optimization parameters in the normalized incomplete Beta function of degraded images can be automatically found out.Then accurate illation of the type of original degraded images can be got.

使用此方法可以自动地找出降质图像归一化的非完全β函数的最优参数值，对原始图像降质类型进行正确的推理。

Then, incomplete beta function is applied to enhance the image′s global contrast in the low frequency subband, and nonlinear gain function is used to process the coefficients at each scale in the directional bandpass subbands respectively, which suppresses small coefficients and enhances big coefficients by threshold denoising method.

引入非完全贝塔函数对低频子带系数进行处理，提升图像整体对比度；采用非线性增益函数对各带通方向子带系数进行处理，通过估计噪声水平设定阈值，抑制绝对值小于阈值的系数，增强大于阈值的系数。

Some of the other gamma-related functions in SciPy include the incomplete gamma function gammainc, the beta function beta, and the logarithmic derivative of the gamma function psi.

其他一些γ- SciPy有关的职能包括：不完全伽玛函数gammainc，测试版功能测试，以及防扩散对数伽玛函数的导数。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。