multiquadric

English

From multi- +‎ quadric.

multiquadric (not comparable)

(mathematics) Being a radial basis function of the form $\phi (r)={\sqrt {1+(\varepsilon r)^{2}}}$ $\phi (r)={\sqrt {1+(\varepsilon r)^{2}}}$ .
- 2015 September 2, Cleo-Aron Weis et al., “On the representation of cells in bone marrow pathology by a scalar field: propagation through serial sections, co-localization and spatial interaction analysis”, in Diagnostic Pathology‎^[1], volume 10, →DOI:
  To avoid this disadvantage of spatial distance measurement, we herein describe each object (e.g. cell nucleus) by a scalar field on the basis of an inverse multiquadric radial basis function.