1) Pseudo-inverse matrix method
伪逆矩阵法
1.
Then Pseudo-inverse matrix method is used to calculate dynamics parameters and the measured data are modified by considering of thermal inertia factor of ARC.
最后用伪逆矩阵法计算潮湿鞭炮第一次放热反应的活化能E和指前因子A,用热惰性因子修正绝热参数,为防止发生爆炸事故提供了理论依据。
2) algorithm/pseudo-inverse of matrix
算法/矩阵伪逆
3) pseudoinverse matrix
伪逆矩阵
1.
In this article,in order to have a complete recognition about the solution to linear equation AX=B,the writer uses pseudoinverse matrix to make a further discussion about the solution to linear equation AX=B.
当方程组有惟一解时,由逆矩阵可得解;当方程组有无穷组解时,由右伪逆矩阵可得满足方程的解中最靠近原点的解;当方程组无解时,由左伪逆矩阵可得出使||AX-B||最小化的近似解X0。
4) left pseudo inverse
左伪逆矩阵
6) inverse matrix method
逆矩阵法
1.
Two calculational methods for analyzing the spectrum which measured by indoor low background multi-channels gamma-rays spectometer(Na(Tl)) to get the specific activity of 226Ra, 232Th and 40K of the sample are discussed, they are the spectrum analysis method and the characteristic energy peak method(inverse matrix method) respectively.
论述了以NaI(Tl)晶体为探测器的室内低本底多道γ射线能谱仪用于测量样品中226Ra、232Th和40K放射性比活度的两种计算方法———谱线分解法和特征能量峰法(逆矩阵法),并设计编制程序,分别采用这两种方法对样品谱线进行处理分析,将分析结果与高纯锗γ谱仪分析结果对比,两种方法分析同一样品的相对偏差均≤10%。
补充资料:逆矩阵
逆矩阵
inverse matrix
逆矩阵防口既祀祖咏;o6paT’H“MaTp皿”a」,域k上的方阵A的 矩阵A一’,满足AA一’=A一,A=E,其中E是单位矩阵.一个矩阵的可逆性,等价于它的非奇异性(见非奇异矩阵(non一singularn坦tr议)).对于矩阵A={气11,其逆矩阵是A一’=l,。},其中 ,‘,一兴, ‘’J detA这里击j是元素:‘j的代数余子式(cofactor).关于计算逆矩阵的方法,见矩阵的求逆(川ve招ion of aTna-加x).张鸿林译
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