An improved algorithm of the traditional fingerprint image segmentation algorithm-variance method is proposed.
提出了一种传统的指纹图像分割算法——方差法的改进算法。
Some normalization methods are discussed in detail, including histogram method, expectation-variance method and trend surface analysis.
这里详细介绍了各种测井数据标准化的方法原理，并给出了相应的实例。
Using the maximum between-class variance method (OTSU) obtained image binarization best treatment threshold, and thus image binarization treatment.
利用最大类间方差法（OTSU）求出对图像进行二值化处理的最佳阈值，从而进行图像二值化处理。
Reference 14 gives the control lines of shewhart mean control chart for skewed population which is unknown based on scaled weighted variance method.
基于尺度赋权方差法给出总体分布有偏并假定总体分布未知情况下休哈特均值控制图的控制限。
The proposed evaluation function gains sharper performance than intensity variance method and gradient energy method, and it is qualified for high accurate autofocus.
与方差法和梯度能量法相比，该评价函数具有更好的尖锐性，能够适应高精度聚焦的需要。
Based on maximum between-cluster variance method and uniformity measure, this paper USES maximum entropy principle to select the gray-level threshold value for image segmentation.
在最大类间方差法和一致性准则法的基础上，运用最大熵原理来选择灰度阈值对图像进行分割。
In the traditional financial risk measurement model, the basic method is based on normal distribution, and then the variance-covariance method used to solve the portfolio value at risk.
在传统的金融风险度量模型中，基本都是基于正态分布，然后运用方差一协方差法来求解资产组合的风险价值。
The correlation slope of strain and water level in same borehole at the Urumqi station is computed by the regression analysis and the anomaly of slope is identified by the sieve variance method.
利用回归分析求解乌鲁木齐台同一钻孔内应变和水位的相关斜率，并用筛选法方差判定其异常，研究相关斜率和地震的关系。
Stable results and high variance reduction using the compound method have been obtained.
使用组合方法获得了稳定的结果和较大的方差减缩。
A multivariable statistical quality control method was presented to decrease the variance in product quality by the influence of process disturbance.
提出了一种多变量统计质量控制方法来减小由于过程扰动引起的产品质量变化。
With this method the depth variance of plow, the variance of the revs and the torque of engine can be calculated, according to the given characteristic of stochastic disturbance.
这个计算方法，根据给定的系统随机输入的统计特征，可计算各犁铧耕深的方差、发动机转速和扭矩的方差。
The algebra synthesis method is used to obtain the expectation and variance of the assemble responses. The reliability model of mechanism motion function can be built.
采用代数综合法求得机构输出总位移的均值和方差，建立了机构运动功能可靠性的分析模型。
Variance components estimated by MINQUE method can be used in significance test for linear contrasts of variety effects.
用MINQUE法估算各项方差分量，然后对品种效应的线性对比作显著性测验。
Method: Make use of mixed effects linear model and single effect analysis of variance to deal with the repeated measure data.
方法：用混合效应线性模型和单因素方差分析处理重复测量资料并比较。
Objective:To introduce a robust method for homogeneity of variance.
目的：介绍一种较为稳健的方差齐性检验方法。
Proposes to measure the wrist force using the data fusion method according to output variance of finger force sensors on the gripper.
提出根据手爪上的多个指力传感器的输出变化，通过数据融合方法得到腕力的数值。
This paper presents a single factor heteroscedastic model, deduce a method of this heteroscedastic analysis, and presents the estimation of mean and variance in this model.
本文提出了一种单因子异方差模型，导出这种异方差分析方法，并给出了模型中均值与方差的估计。
According to the principles of statistics and risk decision analysis approach, this paper presents a new variance analysis method and a matrix model for capital structure decision-making.
本文利用统计学原理与风险决策分析方法，提出了资本结构决策新的方差分析方法和矩阵模型。
At the same time, we can infer that serum protein polymorphism is a practical method used for studying the degree of heredity and variance.
同时表明，研究群体间遗传及遗传变异程度，血清蛋白多态性是一种切实可行的方法。
Since there is no need to suppose the variance of error, the estimation method which we established is more efficient in application.
由于在估计方法中无需假定误差方差，因此，所构造的估计方法更符合实际应用情况。
The objective appraisal method of clustering analysis, variance coefficient, combined with comprehensive appraisal of distance is advanced in the paper.
提出将聚类法、变异系数法与距离综合评价法相结合的客观评价方法。
Taking the He-Ar mixed gas as protected atmosphere, TIG welding process parameters for AZ31 magnesium alloy plates was optimized by using the method of the orthogonal experiment and variance analysis.
以氦-氩混合气体为保护气氛，采用正交试验和方差分析的方法，对AZ31镁合金板材进行了TIG焊工艺参数的优化。
Ascribing gross errors to random model, this paper puts forward a detection method of multiple gross errors based on variance inflation model.
本文将粗差归入随机模型，提出了基于方差膨胀模型的粗差探测方法。
The method of judging the local convergence by the variance of the population's fitness and reducing the searching space of variable optimized is proposed, which enhances the searching efficiency.
采用了基于群体适应值方差的早熟判断机制，同时提出了一种缩小混沌搜索的变量空间范围的新方法，提高了搜索效率。
Importance sampling technique is an effective variance reduction technique in Monte Carlo simulation method for pricing options.
在期权定价的蒙特卡罗模拟中，重要性抽样是一种有效的方差减小技术。
An adaptive pattern control method based on linearly constrained minimum variance (LCMV) is presented.
提出了一种基于线性约束最小方差波束形成(LCMV)的自适应方向图控制方法。
Extended minimum variance distortionless response (EMVDR) method is also proposed by introducing dummy signals for constraining side lobes based upon GMVDR method.
在GMVDR方法的基础上引入虚拟信号来进一步抑制旁瓣得到扩展最小方差无失真响应(EMVDR)波束形成方法。
On the basis of the above-mentioned, the Tangshan M7.8 earthquake is used as an example to show how the anomalies are identified by the variance test method.
并在此基础上以唐山7.8级地震为例，提出用方差检验的方法判别震前异常。
Variance coefficient method (CVm), reciprocal CVm and regularity coefficient method were used to study the regularity degree of agronomic traits.
研究农作物农艺性状整齐度指标的方法主要有变异系数法、变异系数的倒数法和整齐度系数法三大类。
Variance coefficient method (CVm), reciprocal CVm and regularity coefficient method were used to study the regularity degree of agronomic traits.
研究农作物农艺性状整齐度指标的方法主要有变异系数法、变异系数的倒数法和整齐度系数法三大类。
应用推荐