نتایج جستجو برای: total analytical error

تعداد نتایج: 1187202  

Journal: :CoRR 2005
Alexandre Graell i Amat Fredrik Brannstrom Lars K. Rasmussen

Recently a powerful class of rate-compatible serially concatenated convolutional codes (SCCCs) have been proposed based on minimizing analytical upper bounds on the error probability in the error floor region. Here this class of codes is further investigated by combining analytical upper bounds with extrinsic information transfer charts analysis. Following this approach, we construct a family o...

Journal: :international journal of occupational hygiene 0
mostafa hamzeiyan ziarani m.sc. department of industrial engineering, institute for higher education of kar, qhazvin, iran adel mazloumi 2) ph.d. department of occupational health engineering, school of public health, tehran university of medical sciences, tehran, iran mehdi jahangiri 3) ph.d. department of occupational health engineering, school of public health and nutrition, shiraz university of medical sciences, shiraz, iran zeinab kazemi 4) phd candidate. department of occupational health engineering, school of public health, tehran university of medical sciences, tehran, iran mansour ziaei 5) phd candidate. department of occupational health engineering, kermanshah university of medical sciences, kermanshah, iran parissa mohadesy 6) b.sc. occupational health unit, hse bu-ali sina petrochemical company, mahshahr, iran

control room is the heart of each system in which even a minor error can result in irrecoverable consequences. the purpose of this study was to determine the probable control modes (pcms) and cognitive failure probability (cfp), and also build a cognitive demands profile (cdp) in a petrochemical control room, using cognitive reliability and error analysis technique (cream). first, tasks of boar...

2017
Yunhan Zhang Jiang Xue Tharmalingam Ratnarajah Caijun Zhong

In this study, the authors investigate the Gallager’s error exponents of dual-hop amplify-and-forward systems over generalised η-μ and κ-μ fading channels, two versatile channel models which encompass a number of popular fading channels such as Rayleigh, Rician, Nakagami-m, Hoyt and one-sided Gaussian fading channels. The authors present new analytical expressions for the probability density fu...

2017
Ross D. Peterson Kenneth R. Wilund Brian T. Cunningham Juan E. Andrade

The total analytical error of a photonic crystal (PC) biosensor in the determination of ferritin and soluble transferrin receptor (sTfR) as biomarkers of iron deficiency anemia in chronic kidney disease (CKD) patients was evaluated against certified ELISAs. Antigens were extracted from sera of CKD patients using functionalized iron-oxide nanoparticles (fAb-IONs) followed by magnetic separation....

Journal: :Clinica chimica acta; international journal of clinical chemistry 2014
Nils Kuster Jean-Paul Cristol Etienne Cavalier Anne-Sophie Bargnoux Jean-Michel Halimi Marc Froissart Laurence Piéroni Pierre Delanaye

The National Kidney Disease Education Program group demonstrated that MDRD equation is sensitive to creatinine measurement error, particularly at higher glomerular filtration rates. Thus, MDRD-based eGFR above 60 mL/min/1.73 m² should not be reported numerically. However, little is known about the impact of analytical error on CKD-EPI-based estimates. This study aimed at assessing the impact of...

Journal: :Planta medica 2017
Christian G Kirchler Cornelia K Pezzei Krzysztof B Beć Raphael Henn Mika Ishigaki Yukihiro Ozaki Christian W Huck

The present study evaluates the analytical performance of near infrared as well as attenuated total reflection infrared spectroscopy for the determination of the rosmarinic acid content in Rosmarini folium. Therefore, the recorded near infrared and attenuated total reflection infrared spectra of 42 milled Rosmarini folium samples were correlated with reference data (range: 1.138-2.199 rosmarini...

Journal: :Clinical chemistry 1990
C A Burtis

In a series of gravimetric and analytical experiments I measured how much analytical error is ascribable to sample evaporation during routine operation of the Dimension analytical system. This error, a time-dependent function, is related to the volume of liquid placed in either a 0.5- or 2.0-mL cup and whether the cup is capped. For the 0.5-mL cups, analytical error at a 4-h residence time rang...

2015
Tomas Urbanek Zdenka Prokopova Radek Silhavy Veronika Vesela

This paper evaluates the usage of analytical programming and different fitness functions for software effort estimation. Analytical programming and differential evolution generate regression functions. These functions are evaluated by the fitness function which is part of differential evolution. The differential evolution requires a proper fitness function for effective optimization. The proble...

Journal: :Clinical chemistry and laboratory medicine 2010
Zoraida Corte Rafael Venta

BACKGROUND Biological variation data for free plasma amino acids are lacking from the more comprehensive databases. Therefore, we determined the intra- and inter-individual components of variation in healthy subjects. These data were used to define desirable goals for imprecision, bias and total error, indices of individuality and reference change values. METHODS Plasma samples were collected...

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