Determination of Lubricant Base Oil Properties by near Infrared Spectroscopy Using Different Sample and Variable Selection Methods

2004 ◽  
Vol 12 (3) ◽  
pp. 159-166 ◽  
Author(s):  
Flávio S.G. Lima ◽  
Maria. A.S. Araújo ◽  
Luiz E.P. Borges
Keyword(s):  
Infrared Spectroscopy ◽  
Variable Selection ◽  
Near Infrared Spectroscopy ◽  
Near Infrared ◽  
Selection Methods ◽  
Base Oil

Determination of API Gravity and Total and Basic Nitrogen Content by Mid- and Near-Infrared Spectroscopy in Crude Oil with Multivariate Regression and Variable Selection Tools

2019 ◽  
Vol 52 (18) ◽  
pp. 2914-2930 ◽  
Author(s):  
Karla Pereira Rainha ◽  
Júlia Tristão do Carmo Rocha ◽  
Rayza Rosa Tavares Rodrigues ◽  
Betina Pires de Oliveira Lovatti ◽  
Eustáquio Vinicius Ribeiro de Castro ◽  
...  
Keyword(s):  
Infrared Spectroscopy ◽  
Variable Selection ◽  
Crude Oil ◽  
Nitrogen Content ◽  
Near Infrared Spectroscopy ◽  
Multivariate Regression ◽  
Near Infrared ◽  
Basic Nitrogen ◽  
Selection Tools
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