| Name | Brief | Example |
|---|---|---|
| Data_table | Table lookup with interpolation. | Examples |
| ocmath_1d_spline_deriv | Evaluates a cubic spline and its first three derivatives from its B-spline representation. | Examples |
| ocmath_1d_spline_evaluate | Evaluates a cubic spline from its B-spline representation. | Examples |
| ocmath_1d_spline_fit | Computes a cubic spline approximation to an arbitrary set of data points. Least-squares cubic spline curve fit, automatic knot placement, one variable. | Examples |
| ocmath_2d_interpolate | This function interpolates or extrpolates an input matrix to find Z values at given X and Y coordinates. | Examples |
| ocmath_2d_spline_eval | Calculates values of a bicubic spline from its B-spline representation. | Examples |
| ocmath_2d_spline_grid | This function computes a bicubic spline approximation to a set of data values, given on an equi-spaced rectangular grid in the x-y plane. The smoothness of fit can be controlled. | Examples |
| ocmath_2d_spline_interpolant | Computes a bicubic spline interpolating surface through a set of data values, given on a rectangular grid in the x-y plane. | Examples |
| ocmath_3d_interpolate | Interpolation. Three modes are available: Linear, Spline, B-Spline cf. Dierckx P: an algorithm for smoothing, differentiation and integration of experimental data using spline functions, J.Comp.Appl.Maths 1 (1975) 165-184. | Examples |
| ocmath_free | Free memory allocated by ocmath functions(calling NAG_FREE). | Examples |
| ocmath_free_2dSpline_struct | Free all pointer type elements of struct ocmath_2dSpline by ocmath functions(calling NAG_FREE). | Examples |
| ocmath_free_comm_struct | Free all pointer type elements of struct ocmath_Comm by ocmath functions(calling NAG_FREE). | Examples |
| ocmath_free_spline_struct | Free Free all pointer type elements of struct ocmath_Spline by ocmath functions(calling NAG_FREE). | Examples |
| ocmath_image_lines_profile | Computes the intensity along a straight line or a polyline in an image. | Examples |
| ocmath_interpolate | Do interpolation with mode of Linear, Spline or B-Spline. | Examples |
| ocmath_parametric_interpolate_eval | Get interpolated data using parametric interpolation. For every dimension of pData call the function ocmath_interpolate to interpolate. | Examples |
| ocmath_parametric_interpolate_range | Compute parameter data of parametric interpolate cf. E.T.Y. Lee, Choosing nodes in parametric curve interpolation, Computer-Aided Design 21 (1989), 363-370. | Examples |