1) Threshold method
阈值法
1.
First,locating rod was found through the improved auto-threshold method of color-space and morphology operation,and the origin datasets were transformed to implement auto-registration.
首先利用改进的彩色空间动态阈值法和形态学处理提取切片图像的定位杆坐标,在此基础上对原始图像进行变换,从而实现数据集的配准;其次根据配准后数据集相邻切片目标轮廓在位置和形状上的相似性,利用前层切片分割结果指导初始化位置和限制搜索空间的主动轮廓模型,实现了配准后数据集的自动分割。
2.
The berth detecting algorithm grounded on threshold method is proposed according to the complicated practical car park situation.
针对智能停车场泊位诱导系统的需求 ,设计了一种基于涡流检测原理的新型泊位检测器 ,并根据停车场内的实际环境 ,提出了一种基于阈值法的车位检测算法 ,同时利用中值滤波技术 ,消除环境中的脉冲干扰信号。
3.
Based on mathematical morphology knowledge,the proposed method uses the least squares method combined with edge detection to determine eyelid occlusion regions,up eyelashes and light spots are detected with threshold method.
基于数学形态学知识,采用边缘检测结合最小二乘法定位眼睑,利用阈值法来检测上眼睫毛和光斑。
2) thresholding method
阈值法
1.
Study on new thresholding method based on maximal correlation criterion;
基于最小相关准则的新阈值法
2.
Considering the shortage of graph spectral thresholding method with a great deal of computation because of graph weight computation method adopting power exponential function based on Euclidean distance,the new computation method of graph weights are proposed by mean.
考虑到现有的图谱阈值法中图权计算方法采用基于欧氏距离的幂指数函数导致其计算量过大的不足,首先采用基于欧氏距离的分式型柯西函数代替基于欧氏距离的幂指数函数提出图权计算的新方法,其次将其应用基于图谱划分测度的图像阈值分割算法中并得到一种改进的图谱阈值分割方法。
3.
Aimed at the shortage of Otsu′s thresholding method which is only suitable for the probability models of image target and background having normal distribution,a improved arithmetic based on 2-D Otsu′s method is proposed.
针对Otsu阈值法仅适合图像目标和背景分布呈正态分布且各像素量和方差基本相当的不足,提出了一种基于二维Otsu的改进算法,实验结果表明,该算法比传统Otsu阈值法能够获得较好的分割效果。
3) thresholding
阈值法
1.
A New Image Segmentation Approach by Integration of Thresholding and Regiongrowing;
基于阈值法与区域生长法综合集成的图像分割法
2.
Feature Distance Based Thresholding for Ophthalmologic Image Segmentation;
基于特征距离的阈值法及其在眼科图象分割中的应用
3.
The thresholding is a traditional image segmentation method,because of the simple realization,small computation load,having high operation efficiency as well as stable performance,the method becomes the most basic and widespread technology in image segmentation.
图像分割是图像处理方向的一个重要课题,阈值法因其实现简单、计算量小、具有较高的运算效率,性能较稳定,而成为图像中最基本和最广泛的分割技术。
4) threshold
[英]['θreʃhəʊld] [美]['θrɛʃhold]
阈值法
1.
The Research on the Speech Signal Denoising Method of Mult—threshold Based on Wavelet Transform;
基于小波变换的多阈值法语音去噪研究
2.
The article introduces traditional threshold treatment and compares it with improved one in order to show the superiority of the advanced.
克服了采用硬阈值法去噪效果不佳和软阈值法过度光滑使信号失真的缺点。
5) threshold value method
阈值法
1.
A line edge laser trianglulation method was used to realize subpixed measurement and a threshold value method was utilized to improved measuring image algorithms.
设计了一套粗糙表面精度测量系统,采用线边缘激光三角法实现了亚像素级测量,在图像算法上采用改进的阈值法进行边缘检测,用形态滤波法对被测物表面图像进行处理。
2.
Through using the threshold value method of numerical prediction products for interpretation,the accuracy rate of the temperature and the weather forecasting have been markedly improved.
通过采用阈值法对数值预报产品进行释用,温度和晴雨预报的准确率有了明显提高,结果表明:阈值法是一种简单、快捷、准确的数值预报产品的释用方法,在实际天气预报中非常有效。
3.
This paper uses the threshold value method to define the urban fringe with Zhuzhou city as an example.
为此以株洲市为例,采用阈值法界定城市边缘区的范围:首先确定城市边缘区划分的基本原则, 根据图文资料,得到株洲市下辖市县对本市的经济联系强度和经济隶属度,确定研究范围,划出模糊边界;建立城市边缘区城镇综合实力指数测度的指标体系和数学模型,依据统计资料进行定量分析给出阈值,结合行政区边界,最后界定城市边缘区的范围。
6) threshold method
阈值方法
1.
An extension of the threshold method for extreme values is developed to consider the joint distribution of extremes of two variables.
二元极值的阈值方法的一个发展是用来考虑两个变量的联合分布。
补充资料：地理阈值
亦称地理临界值。它将地理系统中的不同状态加以分隔与区分，把某一性质的表现范围加以限制和说明。在此种意义上，地理阈值代表了系统的“状态空间”的非连续性。在一般叙述中，常把地理阈值等同于地理系统边界条件，但二者是有区别的：如果两种不同的状态同时存在于相同的边界条件之中时，地理阈值的表现可能是“非传递性”的转移；而当两种不同状态分置于不同的边界条件之中时，地理阈值的表现可能是“过渡性”地转移。无论是非传递性转移的地理阈值，还是过渡性转移的地理阈值，都使地理系统中不可能具备唯一的、通用的或稳定的解。所谓“解”都是有条件的，都是在地理阈值约束下的解。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条