| 单词 | least squares |
| 释义 | least squaresnoun Statistics.a method of estimating values from a set of observations by minimizing the sum of the squares of the differences between the observations and the values to be found. Also called least-squares method, method of least squares. Origin of least squaresFirst recorded in 1860–65 Words nearby least squaresleast of all, least resistance, line of, least sandpiper, least shrew, least significant digit, least squares, least upper bound, leastways, least weasel, leastwise, least-worst Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for least squaresleast squares nouna 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 Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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