com豆丁网 贝叶斯（Naïve Bayes, NB）、K 近邻（K nearest neighbor，K-NN）和线性最小二乘法拟合（Linear Least Squares Fit， LLSF）等五种代表性分类器的性能进行了对比，在准确率、召回率、F1、错误率(分别在宏平均、微平 均下测试)等..
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非线性最小二乘法拟合 NLSF ; nonlinear least squares fitting
和线性最小二乘法拟合 Linear Least Squares Fit
线性最小二乘拟合法 Linear-least-squares fitting method
模型的直接参数通过实测数据获得， 隐含参数利用非线性最小二乘法拟合反求获得。
Direct parameters were attained from the measurement data, and hidden parameters of the model were calibrated using the generalized least squares method.
结论采用非线性最小二乘法拟合释药动力学方程得到的理论值更接近真实值，说明由非线性最小二乘法模型嵌合通用程序得到的动力学方程能准确表征微丸的释药动力学。
CONCLUSION the theoretical values obtained by non-linear least square model fit program is near to the test values. The theoretical equations can describe accurately the release kinetics of pellets.
用线性最小二乘法、迭代法以及二分法与最小二乘法相结合的方法，以积分方程、微分方程和放热速率方程拟合dsc数据。
The DSC data obtained are fitted to the integral, differential and exothermic rate equations by linear least-squares, iterative, combined dichotomous and least-squares methods, respectively.
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