/*
lib/linreg/linreg.h
-
+
Copyright (C) 2005 Free Software Foundation, Inc. Written by Jason H. Stover.
-
+
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2 of the License, or (at your option)
any later version.
-
+
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
-
+
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 51
Franklin Street, Fifth Floor, Boston, MA 02111-1307, USA.
#include <gsl/gsl_matrix.h>
struct variable;
-struct pspp_linreg_coeff;
+struct pspp_coeff;
union value;
enum
const struct variable *depvar;
gsl_vector *residuals;
- struct pspp_linreg_coeff **coeff;
+ struct pspp_coeff **coeff;
int method; /* Method to use to estimate parameters. */
/*
Means and standard deviations of the variables.
gsl_vector *ssx; /* Centered sums of squares for independent
variables, i.e. \sum (x[i] - mean(x))^2. */
double ssy; /* Centered sums of squares for dependent
- variable.
+ variable.
*/
/*
Covariance matrix of the parameter estimates.
/*
Returns pointers to the variables used in the model.
*/
- int (*get_vars) (const void *, struct variable **);
+ int (*get_vars) (const void *, const struct variable **);
struct variable *resid;
struct variable *pred;
/*
All variables used in the model.
*/
-int pspp_linreg_get_vars (const void *, struct variable **);
+int pspp_linreg_get_vars (const void *, const struct variable **);
#endif