Regression point

(Geom.) a cusp.

See also: Regression

References in periodicals archive ?
0]) is an m x m weighting diagonal matrix, with m being the number of sample points around the regression point at location [s.
Influence of each sampling point on the regression point is controlled by the weighting matrix.
The Gaussian function is a distance decay function, which indicates that the weight for a sampling point decreases with the distance from the regression point increasing, and the weight may fall to zero when the distance beyond the bandwidth h.