Lines Matching refs:xval
74 public BicubicSplineInterpolatingFunction interpolate(final double[] xval,
78 if (xval.length == 0 || yval.length == 0 || fval.length == 0) {
81 if (xval.length != fval.length) {
82 throw new DimensionMismatchException(xval.length, fval.length);
85 final int xLen = xval.length;
94 MathUtils.checkOrder(xval);
103 xFitter.addObservedPoint(1, xval[i], fval[i][j]);
109 // For every knot (xval[i], yval[j]) of the grid, calculate corrected
115 fval_1[i][j] = f.value(xval[i]);
131 // For every knot (xval[i], yval[j]) of the grid, calculate corrected
141 return super.interpolate(xval, yval, fval_2);
