A pilot study on the use of neutron activation analysis and multivariate statistics for the provenance of Jamaican Cannabis sativa L (Marijuana).
Sign Up to like & getrecommendations! Published in 2022 at "Forensic science international"
DOI: 10.1016/j.forsciint.2022.111303
Abstract: The aim of this study was to use instrumental neutron activation analysis and multivariate analysis to determine the provenance of Jamaican Cannabis sativa L. Sixty-three samples were collected from various areas in Jamaica, with no… read more here.
Keywords: neutron activation; analysis multivariate; provenance jamaican; study use ... See more keywords
Multivariate GR&R through factor analysis
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DOI: 10.1016/j.measurement.2019.107107
Abstract: Abstract Several measurement tasks present multivariate nature. In the cases with quality characteristics highly correlated within groups, but with a relatively small correlation between groups, the available multivariate GR&R methods are not suitable to provide… read more here.
Keywords: factor; factor analysis; analysis multivariate; multivariate factor ... See more keywords
Application of a proposed reliability analysis multivariate capability index on manufacturing processes
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DOI: 10.1080/08982112.2021.1973035
Abstract: n the manufacturing process of any product intervene several factors associated with the monitored quality characteristics. These factors must be examined with adequate Statistical Quality Control ... read more here.
Keywords: analysis multivariate; reliability analysis; proposed reliability; application proposed ... See more keywords
Regression Analysis of Multivariate Current Status Data with Semiparametric Transformation Frailty Models
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DOI: 10.5705/ss.202017.0156
Abstract: This study investigates regression analysis of multivariate current status data using a class of flexible semiparametric transformation frailty models. The maximum likelihood estimation procedure is derived for the problem. In particular, a novel EM algorithm,… read more here.
Keywords: status data; regression analysis; analysis multivariate; semiparametric transformation ... See more keywords