查询词典 on the threshold

For the accurate segmentation of the nucleus,the conventional iterative threshold segmentation are improved.

在灰度空间，通过改进的迭代阈值分割算法，对白细胞的胞核进行了精确的定位和检出。

A novel method used for segmentation of nucleus is proposed: filter the origin image with the median filter in both horizontal and vertical direction, which has a fairly wide window size, in order to reduce the infection of the noise and impurity; in both direction, use the threshold combined with the technology of finding the peak in local area to detect the real nucleus edge, and thus minimize the non-nucleus edge; also in both direction, let the border growing respectively using the type information; thereafter, weed the short border and link the border together to segment the nucleus, exploiting the convex character and border type.

提出一种新的细胞核分割方法：对图像使用水平和竖直方向的中值滤波，使用较大的尺度，尽量的消除杂质、噪声影响；在两个方向分别使用采用阈值限制以及局部最大值的方法检验边界，使非细胞核边界被剔除；在两个方向分别利用边界点的类型进行边界生长；边界生长完毕以后，剔除短边界，用两个方向获得的边界进行连接，充分利用其凸凹性和边界类型，完成分割。

An arithmetic of threshold selected automatically for image processing of arc-v-shape weld seam is introduced.

介绍了V型焊缝图像识别中一种阈值自动选取的算法及其实现。

That is an ancient quadrangle building with 3 by 3 rooms in length and breadth without Beijing's quadrangle screen wall facing the gate, ahead of the threshold is the central gate.

这是一座宽三间、深三进的四合院式古建筑。

Audio denoising is the pre-step in the audio processing,and wavelet domain denoising has been a main research area.In order to give people a summary knowledge of wavelet domain audio denoising,based on many literatures,this paper attempts to make a survey of wavelet domain audio denoising.First,it introduces wavelet transformation and the characteristics,and gives the optimal selecting and dealing criterion of wavelet domain denoising,the basis wavelet selection.Second,describes five classical methods of audio denoising,for example,threshold,multi-wavelet,wavelet packet,modulus maximum and scale correlation,then introduces their development.Third,introduces a new algorithm based on modulus maximum and scale trading theory.At the end,the future trend of wavelet domain audio denoising is pointed out.

音频降噪是音频处理前期的必要步骤，小波域降噪是其中一个重要的研究方向，为了使人们对小波域音频降噪有概括了解，在对小波域音频降噪相关文献进行分析和理解的前提下，首先介绍了小波变换及其特性，同时阐述了小波降噪的最优选取和处理准则，及对音频进行小波变换时小波基的选取原则；然后评述了用于音频降噪的阈值，多小波、小波包、模极大值和尺度相关法等5类方法及各自的发展；接着介绍在前人基础上，提出新的基于模极大值和尺度理论的降噪算法；最后探讨了小波域音频降噪的发展方向。

Results vibration induced an average threshold shift of 40 db hl. in the cochlea measured immediately after vibration, the scala media showed uptake of gd-dtpa-bma, which indicated an increase in the permeability of the blood-labyrinth barrier.

结果 振动诱导平均听力损失40 db hl，在振动后立即测试的耳蜗中，其中阶摄取gd-dtpa-bma，提示血迷路屏障通透性增加。

This method can obtain the threshold voltage,mobility of small-dimensional devices and velocity saturation factor, while the resultsobtained by this method includes the short, narrow channel effects, the degradation ofchannel mobility due to gate voltage, velocity saturation effect and the seriesresistance of source terminal.

该方法可提取出小尺寸MOS器件阈值电压、迁移率和速度饱和因子，从而反映出小尺寸器件的短、窄沟效应，迁移率退化效应，速度饱和效应及源漏电阻对器件特性的影响。

Furthermore, the effect of soil temperature on sap flow is most significant at 10.0-14.9℃, and the soil temperature threshold is about 10℃.

土壤温度开始对油松液流活动起显著作用的温度阈值约为10℃左右。

Three new median filters are proposed in this paper, such as the effective and non-iterative removal based on the threshold for salt-and-pepper noise from images, non-iterative removal based on the directional information for salt-and-pepper noise from images, an improved anisotropic diffusion based on the median filter.

本文在中值滤波的基础上，提出了三种新的非线性滤波算法，它们是：基于阈值的图像椒盐噪声的非迭代滤除；基于方向信息的图像椒盐噪声的非迭代滤除；改进的基于中值滤波的反扩散。

When detecting the edge, an auto-choose threshold algorithm is given to reduce the salt-and-pepper or pulse wrong edges. After analyzing the special noise factor in pin's image, this paper improves the edge detection elements. That's putting forward a way which is named"the method of de-noise based on linear weighted operator template"to reduce the zonal or cluster noise. And test show that the algorithms detect image's edge rightly.

针对钻针图像的特点，在边缘检测中提出了自动选择阈值的算法；之后针对钻针图像中的特殊噪声形式，对边缘检测算法进行了原理上的改进，通过对图像的灰度分布的数学模型的建立，提出了使用加权直线模板去噪法进行块状噪声的去除；通过上述算法的应用，良好地改善了图像处理的质量。

Vishnu entered a dark fourth dimensional dream that did not support his field or continued life.

毗瑟挐进入了一个第四密度的黑暗梦想，那里并不支持他的能量场或继续生命。

Leaders and decision-making persons use it to collect the data, including the information of unit work, handing in fee, oweing fee, prepaying fee,changing and afterpaying and account transfering of joining-insurance employee, and account paying of all kinds of insurances from hospitalization insurance institutions.The collected data is picked up, organized, switched and showed to user.

该子系统主要面向各级领导、决策分析人员；从各个医疗保险经办机构和定点医疗机构采集数据，包括在各个医疗保险经办机构处理的单位办公信息，单位缴费、欠费、预缴费信息，参保职工变更信息，参保职工增减变动信息，参保职工补缴信息，参保职工帐户划拨信息：包括各定点医疗机构处理的各险种帐户支出信息，各险种的统筹金支付信息等；将采集的数据提取，组织和转换，然后展示给用户。