Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Variable selection using genetic algorithm for analysis of near-infrared spectral data using partial least squares.

Chit Siang Soh1, Kok Meng Ong, P Raveendran

  • 1Department of Electrical Engineering, Faculty of Engineering, Universiti Malaya, 50603 Kuala Lumpur, MALAYSIA. (phone: 603-79675226; fax: 603-79675316;

Conference Proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference
|February 7, 2007
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Dynamic heart rate estimation using principal component analysis.

Biomedical optics express·2015
Same author

Dynamic heart rate measurements from video sequences.

Biomedical optics express·2015
Same author

VEP optimal channel selection using genetic algorithm for neural network classification of alcoholics.

IEEE transactions on neural networks·2008
Same author

Fish venom (Pterios volitans) peptide reduces tumor burden and ameliorates oxidative stress in Ehrlich's ascites carcinoma xenografted mice.

Bioorganic & medicinal chemistry letters·2006
Same author

Coronary angiography and angioplasty using the aberrant radial artery as an access site.

The Journal of invasive cardiology·2006
Same author

Hyperfractionation in advanced carcinoma of the uterine cervix: a preliminary report.

International journal of radiation oncology, biology, physics·1992
Same journal

Highly Articulated Robotic Probe for Minimally Invasive Surgery.

Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference·2010
Same journal

Combined peripheral and cortical neural stimulation in motor neurorehabilitation.

Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference·2008
Same journal

Embedded assessment algorithms within home-based cognitive computer game exercises for elders.

Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference·2008
Same journal

Digital signal processing of the wideband external pulse recorded during cuff deflation: a new way to measure blood pressure.

Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference·2008
Same journal

Immune cells detection of the in vivo rejecting heart in USPIO-enhanced magnetic resonance imaging.

Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference·2008
Same journal

wHospital: a web-based application with digital signature for drugs dispensing management.

Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference·2007
See all related articles

A genetic algorithm optimized near-infrared (NIR) spectral analysis by selecting relevant wavelengths. This wavelength selection improved the partial least squares (PLS) calibration model for predicting human serum albumin (HSA), gamma-globulin, and glucose concentrations.

Area of Science:

  • Analytical Chemistry
  • Chemometrics
  • Spectroscopy

Background:

  • Near-infrared (NIR) spectroscopy is a powerful analytical technique.
  • Multivariate calibration models, such as partial least squares (PLS), are essential for analyzing complex spectral data.
  • Variable selection is crucial for optimizing calibration models by identifying informative wavelengths and reducing noise.

Purpose of the Study:

  • To employ a genetic algorithm (GA) for optimal wavelength selection in NIR spectral data.
  • To enhance the performance of a partial least squares (PLS) multivariate calibration model.
  • To accurately predict the concentrations of human serum albumin (HSA), γ-globulin, and glucose.

Main Methods:

  • Utilized a genetic algorithm (GA) for automated variable selection.

Related Experiment Videos

  • Applied the GA to identify optimal wavelength ranges within NIR spectral data.
  • Developed a partial least squares (PLS) regression model using selected wavelengths.

    • Main Results:

    • The genetic algorithm successfully identified informative wavelengths correlated with analyte concentrations.
    • Wavelength selection significantly improved the predictive accuracy of the PLS calibration model.
    • Excluded wavelengths that contributed noise or irrelevant information, leading to a more robust model.

    Conclusions:

    • Genetic algorithm-based wavelength selection is an effective strategy for optimizing NIR spectroscopic analysis.
    • This approach enhances the reliability and accuracy of multivariate calibration models.
    • The optimized model provides a precise method for quantifying HSA, γ-globulin, and glucose.