*/
double
pspp_linreg_predict (const struct variable **predictors,
- const union value **vals,
- const pspp_linreg_cache * c, int n_vals)
+ const union value **vals, const void *c_, int n_vals)
{
+ const pspp_linreg_cache *c = c_;
int i;
int j;
const struct pspp_linreg_coeff **found;
return c->depvar_mean;
}
found = xnmalloc (c->n_coeffs, sizeof (*found));
- *found = c->coeff;
- result = c->coeff->estimate; /* Intercept. */
+ *found = c->coeff[0];
+ result = c->coeff[0]->estimate; /* Intercept. */
/*
- The loops guard against the possibility that the caller passed us
- inadequate information, such as too few or too many values, or
- a redundant list of variable names.
+ The loops guard against the possibility that the caller passed us
+ inadequate information, such as too few or too many values, or
+ a redundant list of variable names.
*/
for (j = 0; j < n_vals; j++)
{
double
pspp_linreg_residual (const struct variable **predictors,
const union value **vals,
- const union value *obs,
- const pspp_linreg_cache * c, int n_vals)
+ const union value *obs, const void *c, int n_vals)
{
double pred;
double result;