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least squares
(redirected from Least-squares estimation)

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least squares
pl.n. Statistics
A method of determining the curve that best describes the relationship between expected and observed sets of data by minimizing the sums of the squares of deviation between observed and expected values.
least squares
n
(Mathematics) a method for determining the best value of an unknown quantity relating one or more sets of observations or measurements, esp to find a curve that best fits a set of data. It states that the sum of the squares of the deviations of the experimentally determined value from its optimum value should be a minimum
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.least squares - a method of fitting a curve to data points so as to minimize the sum of the squares of the distances of the points from the curve
method of least squares
statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
statistical method, statistical procedure - a method of analyzing or representing statistical data; a procedure for calculating a statistic
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The procedures consist of a least-squares estimation of the adjustment and a ratio estimation of the spectral responsivity.
Uncertainty calculation for spectral-responsivity measurements by Lehman, John H.; Wang, C.M.; Dowell, Maria L.; Hadler, Joshua A. / Journal of Research of the National Institute of Standards and Technology
20) In Table 4 we report the results from generalized least-squares estimation of the level of effort chosen.
Hand in the cookie jar: an experimental investigation of equity-based ... by Bruner, David; McKee, Michael; Santore, Rudy / Southern Economic Journal
 
 
 
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