释义 |
spline I. \ˈsplīn\ noun (-s) Etymology: origin unknown 1. : a thin wood, metal, or plastic strip : slat: as a. : a loose tongue between two pieces of heavy subflooring used in place of a tongue-and-groove joint b. : a flexible strip used as a guide in drawing curved lines 2. : feather key; also : a keyway for a feather key II. transitive verb (-ed/-ing/-s) 1. : to cut a keyway in for a feather key : slot < a splined shaft > 2. : to attach or couple by means of a spline < an exterior of cedar logs splined together — American Builder > < shell and sleeve assembly splined to the armature shaft — Joseph Heitner > III. noun also spline function : a function that is defined on an interval, is used to approximate a given function, and is composed of pieces of simple functions defined on subintervals and joined at their endpoints with a suitable degree of smoothness |