Equippen with 40 negative matrix positive matrix, it can be bent steel edge to optional complex shape.
配有40件阴、阳模具，可将钢线弯成任意复杂形状。
Non-negative matrix factorization has non-negative and local characteristics, and it is a new feature extraction method.
非负矩阵分解具有非负性和局部性的特点，是一种新型的特征提取方法。
Non-negative matrix factorization (NMF) has been proposed for multivariate data analysis, with non-negativity constraints.
非 负数据处理的一种多元统计分析方法。
In this article, the sparse non-negative matrix factorization algorithm is applied to quantitative predict the mineral resources.
本文主要是论述稀疏非负矩阵分解算法在矿产资源定量预测中的应用研究。
And in the feature extraction process, a new face recognition method based on CSVD and non Negative Matrix Factorization (NMF) is presented.
并在特征提取环节，提出CSVD算法与非负矩阵因子算法特征数据相融合的人脸识别算法。
It is proved in this paper that the minimal characterizing number of a matrix is equal to the spectral radius of the corresponding non-negative matrix.
本文对一个矩阵的最小示性数进行了研究，并证明了一个矩阵的最小示性数等于其对应的非负矩阵的谱半径。
Aim: to study the feasibility and influential factors for the resolution of HPLC-DAD data of chiral drugs by non-negative matrix factorization (NMF) algorithm.
目的：研究非负矩阵因子分解算法(NMF)用于手性药物HPLC - DAD二维数据解析的可行性及其影响因素。
Absrtact: Non - negative matrix factorization (NMF) is a method of parts - based feature extraction, it has been already applied to face recognition successfully.
摘要：非负矩阵分解方法是基于局部特征的特征提取方法，已经成功用于人脸识别。
The decomposed left matrix of Non-negative Matrix Factorization (NMF) is required to be full column rank, which limits of its application to Underdetermined Blind Source Separation (UBSS).
非负矩阵分解（NMF）要求分解得到的左矩阵为列满秩，这限制了它在欠定盲分离（UBSS）中的应用。
But it is very difficult to compute the number of non-negative matrix with fixed score row or column vectors, so to compute the number of tournament matrix with fixed score vector is also difficult.
竞赛矩阵和竞赛图由于具有固定行和向量及列和向量的非负矩阵类的计数，是组合数学的一个非常困难的问题，因此对具有固定得分向量的竞赛矩阵的计数问题也比较困难。
Based on electromagnetic theories, the expression of transfer matrix of periodical structure formed by single-negative materials is deduced.
从光的电磁理论出发，导出了光在单负材料周期性结构的传输矩阵。
The resonance and tunneling problem of pairing conjugate structure consisting of negative permittivity and negative permeability materials were studied by using transfer matrix methods.
利用转移矩阵方法，研究了负介电常数材料和负磁导率材料组成的双层共轭结构的共振隧穿问题。
In previous researches, the attentions were mostly paid to the local negative stiffness caused by concrete crack, and in this case the global stiffness matrix was rarely negative.
笔者在已有的研究成果基础上，对由混凝土结构鳖体刚度矩阵变负引起的求解困难提出了相应的解决方案。
The filtering properties of doped one-dimensional photonic crystal containing negative refractive index material are studied by using transfer matrix method.
利用转移矩阵法，研究了含负折射率材料的一维光子晶体掺杂后的滤波性质。
Aiming at the mechanism character of a multi axes robot the location kinematics negative problem was solved by simple Descartes geometry instead of general matrix transform.
针对一个教学型多关节机器人的机械特点，不用一般的齐次转换的方法而是用简单的笛卡儿几何的方法解决了其运动学逆问题。
The transmission through one-dimensional photonic crystal coupled-resonator containing defect layers with negative refractive index is studied by using transfer matrix method.
利用转移矩阵方法研究了含双负缺陷的一维光子晶体耦合腔的透射谱。
Negative reaction was found in the mature and ossified bone matrix and hypertrophic chondrocytes which were in the late stage of differentiation.
而在成熟骨化的骨基质和分化末期的肥大软骨细胞中，染色呈阴性。
By the Basic Emotion Fuzzy Set and fuzzy matrix positive and negative emotion value are obtained.
通过对基本情感模糊集合情感模糊矩阵的运算得出积极情感和消极情感值。
The transmission through one-dimensional photonic crystals with a number of negative refractive index structural defects are studied by using transfer-matrix-method.
利用传输矩阵方法研究了多个周期性分布的负折射率缺陷的一维光子晶体的透射谱。
According to the positive and negative degrees of symptoms to faults, the fuzzy screen matrix was put forward. The mathematical model that reflected the essence of fault diagnosis was set up.
根据征兆对故障的肯定和否定程度，提出了模糊筛选矩阵，建立了反映故障诊断本质的数学模型。
The positive algorithm of robot positions is solved by the same power transformation matrix method, while the negative algorithm adopts interpolating method ensuring the position only.
机器人位置问题正解采用齐次变换矩阵法解算，逆解采用只保证位置的插值算法。
Numerical examples show that the negative semi-definite matrix condition of exponential stability and the controller design method are feasible.
数值算例说明指数稳定的半负定矩阵条件和控制器设计方法是可行的。
The transmission through one-dimensional photonic crystal with negative refractive index defects was studied by using transfer matrix method.
利用传输矩阵方法研究了含负折射率缺陷的一维光子晶体的透射谱。
The experimental results show the excellent negative exponent relation appears between the coal mechanical properties and the self-regulating ability of coal matrix.
实验结果表明，煤岩力学性质与其基质调节能力之间呈现出良好的负指数关系。
Aiming at the mechanism character of a multi axes robot, the location kinematics negative problem was solved by simple Descartes geometry instead of general matrix transform.
针对一个教学型多关节机器人的机械特点，不用一般的齐次转换的方法而是用简单的笛卡儿几何的方法解决了其运动学逆问题。
Second, educating the public about the importance of reducing the negative impacts of what landscape ecologists call "the matrix" - which includes all the developed landscapes outside the reserves.
第二种方式：教育公众，使其认识到降低景观生态学家所说的“矩阵”的负面效应的重要性。“矩阵”包括保护区之外所有被开发的景观。
The transfer matrix method is used to calculate the band structures of 1D crystals with complex dielectric constant, in this paper, The authors put emphasis on the case of negative imaginary part.
利用传输矩阵法计算了一维光子晶体的能带结构和光传输特性，重点讨论了介电常量的虚部为负值时对传输特性的影响。
This paper gives the discussion on a kind of analysis method, Node Admittance Matrix method, for negative feedback amplifying circuits.
本文讨论负反馈放大电路的一种分析方法——节点导纳矩阵分析法。
This paper gives the discussion on a kind of analysis method, Node Admittance Matrix method, for negative feedback amplifying circuits.
本文讨论负反馈放大电路的一种分析方法——节点导纳矩阵分析法。
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