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.
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
noun, Botany. 1. a strand of fluid-carrying vascular tissue extending from the main stem to the base of a leaf. noun 1. (botany) a vascular bundle connecting the vascular tissue of the stem with that of a leaf
[leef-stawk] /ˈlifˌstɔk/ noun 1. (def 1). /ˈliːfˌstɔːk/ noun 1. the stalk attaching a leaf to a stem or branch Technical name petiole leafstalk (lēf’stôk’) The slender, elongated structure by which the leaves of most plants are attached to the stem. Also called petiole.
[leest-wahyz] /ˈlist waɪz/ adverb, Informal. 1. at ; at any rate.
/liːt/ noun 1. (Brit) a trench or ditch that conveys water to a mill wheel