1) direction calibration
直接校正
1.
Least median of squares combined with spectrophotometric direction calibration technique was established and used for simultaneous determination of a multicomponent pharmaceutical system with two analytes(diphehydramine and ephedrine).
将最小平方中位数参数估计方法结合多元线性直接校正技术用于复方苯海拉明滴鼻液紫外光度法多组分同时测定，获得明显优于以最小二乘原理为基础的校正技术的浓度估计，表明该方法有良好的应用价值。
2) direct calibration method
直接校正法
3) piecewise direct standardization
分段直接校正
1.
To solve the problem of calibration transfer in multivariate calibration of chemometrics,Procrustes analysis(PA) algorithm and piecewise direct standardization(PDS) algorithm are applied.
采用普鲁克分析(PA)算法和分段直接校正(PDS)算法,解决化学计量学多元校正中的模型传递问题。
4) DOSC
直接正交信号校正
1.
After spectra were preprocessed by direct orthogonal signal correction(DOSC),the determination coefficient(R2)increased from 0.
421,经直接正交信号校正(DOSC)预处理后,相应的交叉验证测定系数R2提高到0。
2.
In order to improve the robustness and performance of calibration,several spectra preprocessing methods were employed,including standard normalized variate (SNV),multiplicative scatter correction (MSC) and direct orthogonal signal correction (DOSC).
为了有效消除土壤颗粒不均匀性所带来的散射影响,同时扣除与土壤品质参数无关的光谱信息,研究运用变量标准化(SNV)、附加散射校正(MSC)和直接正交信号校正(DOSC)等光谱预处理方法,使模型精度得到显著提高。
5) shot and receiver domain iterative direct static correction
炮检域迭代直接静校正
6) piecewise direct standardization(PDS)
分段直接校正算法
1.
In this paper,the influence of piecewise direct standardization(PDS) on predicting results was studied,and the optimal calibration model and spectral transferring parameters were established.
该文以喷气燃料为研究对象,考察了分段直接校正算法对所建模型预测结果的影响,通过选择转移样品数及窗口宽度,建立了最佳的校正模型和光谱转移参数。
补充资料：γ校正电路
γ校正电路
超声学检查设备的元件之一。能引入非线性的输出-输入特性，对阴极射线管的灰度系数有效值实行校正的电路。在超声诊断成像中常用感光胶片等取得永久保存的图像记录。同一像素记录前后的亮度之间不是线性关系。记录后显示的亮度Xid与记录前存储器中的代表亮度Xis关系为：Xid=KXis。是1.2～1.6之间的常数，因记录材料而异。故要预先对存储器中所有像素的幅度进行校正，使硬拷贝上得到正确的灰度显示。超声诊断仪中往往把操作观察用与拍照用的显示器分开，后者是经过校正的。也有是按动拍照键时才进行校正的。
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参考词条