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

Band shape determination with robust estimator based on continuous wavelet transform.

S S Kharintsev1, D Z Galimullin, A Yu Vorob'ev

  • 1Department of Physics, Kazan State University, Kremlevskaya Str., 16, Kazan 420008, Russia. red@ksu.ru

Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy
|March 8, 2006
PubMed
Summary

This study introduces continuous wavelet transform (CWT) for identifying overlapping spectral bands, requiring fewer data points than traditional methods. The CWT approach effectively handles noisy, complex spectra, offering a robust alternative for spectral analysis.

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

Off-Resonance Enhancement of the Refractive Index via Indirect Optical Transitions.

Nano letters·2025
Same author

Nanopatterning and tuning of optical taper antenna apex for tip-enhanced Raman scattering performance.

The Review of scientific instruments·2013
Same author

[Manganese in atherogenesis: detection, origin, and role].

Biomeditsinskaia khimiia·2012
Same author

Pb3+ radiation defects in Ca9Pb(PO4)6(OH)2 hydroxyapatite nanoparticles studied by high-field (W-band) EPR and ENDOR.

Physical chemistry chemical physics : PCCP·2012
Same author

Manganese as a potential marker of atherogenesis.

Doklady. Biochemistry and biophysics·2010
Same author

[Inhibition of functional activity of macrophages in vitro by dimer RNase Bacillus intermedius].

Tsitologiia·2008

Area of Science:

  • Spectroscopy
  • Signal Processing
  • Chemical Analysis

Background:

  • Identifying overlapping band shapes in spectra is crucial for accurate chemical analysis.
  • Fractional derivative spectrometry requires numerous special points, limiting its efficiency.
  • Complex spectra often suffer from high-frequency noise, complicating analysis.

Purpose of the Study:

  • To present an alternative method for identifying overlapping band shapes using continuous wavelet transform (CWT).
  • To demonstrate the efficiency of CWT compared to fractional derivative spectrometry.
  • To validate the applicability of CWT in analyzing noisy and complex spectral data.

Main Methods:

  • Continuous Wavelet Transform (CWT) for spectral band analysis.
  • Comparison with fractional derivative spectrometry.

Related Experiment Videos

  • Application to model spectra and experimental data of 1,2-diphenylethane.

    • Main Results:

    • CWT requires fewer special points for band shape determination than fractional derivative spectrometry.
    • CWT successfully analyzes complex spectra corrupted by white and/or high-frequency noise.
    • The method's effectiveness is confirmed on model examples and experimental spectra.

    Conclusions:

    • Continuous Wavelet Transform (CWT) offers a more efficient and robust approach for analyzing overlapping spectral bands.
    • CWT is particularly advantageous for spectral data with significant noise.
    • This method provides a powerful tool for spectral deconvolution and analysis in various chemical contexts.