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  1. No Access

    Article

    Measurement of the Concentration of Substances by Gas Analyzers under Nonparametric Indeterminacy Conditions

    Algorithms have been obtained for measurement of the concentration of substances by gas analyzers under nonparametric a priori indeterminacy conditions. They include an estimate of the probability distribution de...

    A. N. Dmitrienko in Measurement Techniques (2001)

  2. No Access

    Article

    Optimal Gas Analyzer Concentration Measurement in the Presence of Parametric Uncertainty

    Maximum-likelihood estimators are used in algorithms for measuring concentrations in gas analyzers under conditions where there is a priori uncertainty over the parameters of the distribution shown by the rand...

    A. N. Dmitrienko in Measurement Techniques (2001)

  3. No Access

    Article

    Adaptive observation and estimation of trace elements in an inductively coupled plasma

    Rules are proposed for observing and estimating element traces that are invariant with respect to background in an atomic emission spectrometer. The concentration dependence of the analytical parameter is used...

    G. M. Bashin, A. N. Dmitrienko, A. T. Savichev in Measurement Techniques (1998)

  4. No Access

    Article

    Optimal observation of analytical signals from traces of chemical elements in x-ray spectrometry

    We have investigated the accuracy of determination of lanthanum in aqueous solutions on an energy-dispersive x-ray spectrometer as a function of the degree ofa priori uncertainty in the x-ray photon flux intensit...

    G. M. Bashin, A. N. Dmitrienko, A. T. Savichev in Measurement Techniques (1996)

  5. No Access

    Article

    Background-invariant detection and measurement of analytical signals of x-ray spectrometers

    Statistical tests for the detection and determination of background-invariant trace elements have been synthesized for Poisson x-ray fluxes in spectrum-analyzer channels. Cases of total and partial a prioriindet...

    G. M. Bashin, A. N. Dmitrienko, A. T. Savichev in Measurement Techniques (1995)

  6. No Access

    Article

    Optimal alarm-signal algorithms for gas analyzers in simultaneous concentration monitoring for several substances

    A decision rule with multiple alternatives has been formulated for generating an alarm signal in simultaneous concentration monitoring for several substances in several gas analyzers, together with the conditi...

    A. N. Dmitrienko in Measurement Techniques (1993)

  7. No Access

    Article

    Optimal alarm-signal generation algorithms for gas analyzers subject to interfering parameters

    Optimal decision rules have been formulated for generating an alarm signal when a concentration deviates from standard, which are based on maximum likelihood and invariance to displacement and scale. Probabili.....

    A. N. Dmitrienko in Measurement Techniques (1993)

  8. No Access

    Article

    Optimal algorithms for alarm signal generation by gas analyzers

    The methods and criteria of mathematical statistics provide a basis for obtaining general optimal decision rules (DRs) for alarm signal generation when substance concentrations reach abnormal levels. Examples .....

    A. N. Dmitrienko in Measurement Techniques (1993)

  9. No Access

    Article

    Optimal measurement of substance concentrations with gas analyzers

    1. This paper gives general relations for maximum likelihood estimation of substance concentrations, which are a...

    A. N. Dmitrienko, Yu. N. Nikolaev in Measurement Techniques (1993)