Chemometrics相关论文
Most techniques for measuring tissue concentrations of drugs are invasive, time-consuming, and often require the removal......
pH value monitoring during human albumin purification with near infrared spectroscopy and chemometri
Human albumin (HA) is a very important blood product which requires strict quality control strategy. Acid precipitation ......
Simultaneous Voltammetric Determination of Three Herbicides in Food and Water Samples with the Aid o
Differential pulse stripping voltammetry method(DPSV) was applied to the determination of three herbicides,ametryn,cyana......
Comprehensive Quality Evaluation of ShuXueNing Injection Employing Quantitative High?Performance Liq
Objective: In this study, a comprehensive and effective quality method for evaluating the efficacy of ShuXueNing injecti......
发酵作为影响红茶品质形成的重要流程,发酵品质程度的判断主要基于人工经验,难以实现准确客观的评价.该研究主要针对于工夫红茶发......
A new experimental way for the monitoring of the real/equivalent in-service-time of double base rock
The assessment of the real in-service-time(RIST)and the equivalent in-service-time(EIST)of double base rocket propellant......
In this work, functionalized carbon nanotubes (CNTs) using two polyamine polymers, polyethyleneimine (PEI) and polyamido......
In this work, support vector classification (SVC) algorithm was used to build structure-activity relationship (SAR) mode......
Chemometric identification of canonical metabolites linking critical process parameters to monoclona
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Evaluation of Essential and Toxic Element Concentrations in Buckwheat by Experimental and Chemometri
The essential and toxic element concentrations in buckwheat were analyzed by inductively coupled plasma optical emission......
Simultaneous Voltammetric Determination of Three Herbicides in Food and Water Samples with the Aid o
本文通过对荣华二采区10...
Objective To evaluate the quality of Psoralea corylifolia collected from 12 provinces of China. Methods An HPLC-DAD-MS/M......
Quantitative and HPLC fingerprint analysis combined with chemometrics for quality evaluation of Codo
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Authentication of Cassia seeds on the basis of two-wavelength HPLC fingerprinting with the use of ch
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Simultaneous determination of three 5-nitroimidazoles in foodstuffs by differential pulse voltammetr
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
偏最小二乘算法(Partial least squares,PLS)可以很好地解决分析数据中的变量共线性问题,在光谱分析,尤其是近/中红外及拉曼光谱的......
Determination of volatile components in cut tobacco with gas chromatography-mass spectrometry and ch
Chromatography-mass spectrometry (GC-MS) was used to analyze the volatile components of cut tobacco samples with the hel......
Validated stability indicating methods for determination of nitazoxanide in presence of its degradat
Three sensitive,selective and reproducible stability-indicating methods are presented for determination of nitazoxanide ......
Study on the Bleaching Mechanism of Indigo-carmine Catalyzed by Laccase Using EFA and MCR-ALS Method
The bleaching of indigo-carmine catalyzed by laccase was monitored on-line by UV/Vis spectroscopy.The resulted data were......
Using a wavelet function as the filter function of Fourier self-deconvolution, a new me- thod of resolving overlapped pe......
Simultaneous determination of three 5-nitroimidazoles in foodstuffs by differential pulse voltammetr
The voltammetric behaviour of three 5-nitroimidazoles, metronidazole, tinidazole and ornidazole, was investigated, and a......
Simultaneous kinetic spectrophotometric determination of cephalexin and trimethoprim in pharmaceutic
A procedure for the simultaneous kinetic spectrophotometric determination of cephalexin and trimethoprim was described. ......
The interactions of carbofuran and DNA were studied using voltammetry and fluorescence spectroscopy.The formation of car......
The investigation on oscillographic chronopotentiometry after 2000 is reviewed. The development course of oscillographic......
Determination of constituents of essential oil from Angelica sinensis by gas chromatography-mass spe
Gas chromatography-mass spectrometry (GC-MS) coupled with chemometric resolution upon two-dimensional data was employed ......
Self-association system of (R)-1,3-butanediol in dilute carbon tetrachloride (CCl4) solution is studied as a model of mo......
研究了21例胃组织光谱, 根据病理检测结果, 其中11例为癌变组织, 10例为正常组织. 根据已有的红外光谱判别方法得到的结果和病理分......
目的采用红外光谱法测定空旷阴凉、空旷光照及室内环境下堆积发汗丹参中水提物及醇提物特征,快速鉴别其质量。方法采用傅里叶红外......
利用显微拉曼光谱对包装物中的常见毒品进行了检验,分别分析了同种包装物中的五种常见毒品,以及同种毒品在物证袋、塑料袋、半透明......
目的：采用气相色谱-质谱法（gaschromatography-massspectrometry，GC．MS）结合化学计量学分析测定大鼠肾组织中小分子代谢物。方法：色谱柱......
目的建立红外光谱结合化学计量学法鉴别燕窝的真伪。方法采用傅立叶红外变换光谱法（FTIR）采集28个不同产地血燕、白燕、黄燕窝及6个......
特征抽取无论在模式识别还是在光谱信道和色谱柱组合选择中,皆具有重要意义.本文提出了一个基于复相关系数的特征抽取新方法.藉扫......
论述近红外光谱DA7200在燃料乙醇生产中，对原料、中间产品和产成品检测的应用及定性模式的开发，并对影响分析结果准确性的因素进行了......
论述了近红外光谱DA7200在酒精发酵过程检测中的应用，对液化、糖化、发酵工序的过程产物、低聚糖及有机酸的检测，探讨了改善进样装置......
墨迹分析是法庭科学的一项重要研究内容,分析过程中不仅需要精密的分析仪器获得数据,还需要科学的方法解析数据。从试验条件优化、......
针对现有化学计量学的数据库解决方案在分析制药前期开发数据方面能力差的弱点,将数据仓库技术引入到药品开发领域,从分析制药前期......
乙醇、乙酸和水具有极其相似的近红外吸收光谱.本文利用化学计量学方法研究了题示物质的近红外吸收光谱,结果表明,采用近红外光谱......
介绍化学计量学在非法海洛因来源判别中的意义和需求，并结合国际上关于非法海洛因来源判别的应用现状和技术特点讲述了化学计量方法......
应用化学计量学方法鉴别色谱指纹图谱的峰纯度.对背景进行扣除后,用对照组分光谱构建正交投影矩阵对目标色谱峰的光谱进行投影,以......
应用化学计量学方法对中药桂郁金与桂莪术挥发油的色谱指纹图谱进行了比较分析。对样品特征峰数据进行奇异值分解,提取第一主成分......
采用“基于角度度量的多变量回归方法”对维纶和腈纶混纺纤维各组分含量进行检测，并与直接用偏最小二乘法（PLS）对混和纤维的预测结果......
对国内外近红外光谱的发展现状、分析技术特点、分析仪器、近红外光谱中常使用的化学计量学方法以及近年来近红外光谱在烟草行业中......
对国内外近红外光谱的发展现状、分析技术特点、分析仪器、近红外光谱中常用的化学计量学方法以及近年来近红外光谱在烟草行业中的......
采用流动注射技术对Cu^2＋、Zn^2＋、Mn^2＋进行同时测定。基于这三种金属离子均能和4-（2-吡啶偶氮）-间苯二酚（PAR）发生显色反应，但所生成络合......
对白色体系的化学计量学方法进行了研究，着重比较了多元线性回归法(MLR)、Kalman滤波法(KF)、主成分回归法(PCR)、偏最小二乘法(PLS......
山梨酸、苯甲酸钠、香兰素、NaNO2、NaNO3和糖精钠的紫外吸收光谱严重重叠，不经预先分离很难进行单一组分的直接测定。报道了一种同......
化学计量学是近几年发展迅速的化学量测方法。常用的化学计量学方法有小波变换、多元线性回归、偏最小二乘法、主成分分析、人工神......
对近十年来化学计量学在生命科学领域相关研究中的应用进行了综述，主要对其在DNA、蛋白质及氨基酸这三大生命物质有关研究中的使用......
