Application of fuzzy logic in multicomponent analysis by optodes

Markus Wollenweber, Jürgen Polster, Thomas Becker, Schmidt Hanns-Ludwig Schmidt

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

Fuzzy logic can be a useful tool for the determination of substrate concentrations applying optode arrays in combination with flow injection analysis, UV-VIS spectroscopy and kinetics. The transient diffuse reflectance spectra in the visible wavelength region from four optodes were evaluated to carry out the simultaneous determination of artificial mixtures of ampicillin and penicillin. The discrimination of he samples was achieved by changing the composition of the receptor gel and working pH. Different algorithms of pre- processing were applied on the data to reduce the spectral information to a few analytic-specific variables. These variables were used to develop the fuzzy model. After calibration the model was validated by an independent test data set.

Original languageEnglish
Pages (from-to)917-923
Number of pages7
JournalBiosensors and Bioelectronics
Volume12
Issue number9-10
DOIs
StatePublished - Nov 1997

Keywords

  • Biosensors
  • Fuzzy logic
  • Multicomponent analysis
  • Optodes
  • Sensor arrays

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