Definition of "arcsine" []

• Any of several single-valued or multivalued functions that are inverses of the sine function. Symbol: arcsin, sin-1 (noun)

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• "Drops of blood splash differently depending on the angle at which they strike a hard surface, and arcsine equations can be used to reconstruct the path that the blood took through the air."
• "The heat map is arranged according to sample and lipid clustering analysis and mol% values were arcsine-transformed."
• "For multivariate PCA, all lipids (mol%) were transformed using the square root of the arcsine to approximate normality Principal Component Analysis (PCA) of lipid markers recovered from the four sample types."