case 3:
x = gsl_matrix_get (ns, r, 0);
break;
- default:
+ default:
NOT_REACHED ();
};
-
+
tab_double (t, c, r + heading_rows, 0, x, NULL, RC_OTHER);
}
}
/* Row Headers */
for (r = 0 ; r < corr->n_vars1 ; ++r)
{
- tab_text (t, 0, 1 + r * rows_per_variable, TAB_LEFT | TAT_TITLE,
+ tab_text (t, 0, 1 + r * rows_per_variable, TAB_LEFT | TAT_TITLE,
var_to_string (corr->vars[r]));
tab_text (t, 1, 1 + r * rows_per_variable, TAB_LEFT | TAT_TITLE, _("Pearson Correlation"));
- tab_text (t, 1, 2 + r * rows_per_variable, TAB_LEFT | TAT_TITLE,
+ tab_text (t, 1, 2 + r * rows_per_variable, TAB_LEFT | TAT_TITLE,
(opts->tails == 2) ? _("Sig. (2-tailed)") : _("Sig. (1-tailed)"));
if (opts->statistics & STATS_XPROD)
{
const struct variable *v = corr->n_vars_total > corr->n_vars1 ?
corr->vars[corr->n_vars1 + c] : corr->vars[c];
- tab_text (t, heading_columns + c, 0, TAB_LEFT | TAT_TITLE, var_to_string (v));
+ tab_text (t, heading_columns + c, 0, TAB_LEFT | TAT_TITLE, var_to_string (v));
}
for (r = 0 ; r < corr->n_vars1 ; ++r)
const int row = r * rows_per_variable + heading_rows;
for (c = 0 ; c < matrix_cols ; ++c)
{
- unsigned char flags = 0;
- const int col_index = corr->n_vars_total > corr->n_vars1 ?
- corr->n_vars1 + c :
+ unsigned char flags = 0;
+ const int col_index = corr->n_vars_total > corr->n_vars1 ?
+ corr->n_vars1 + c :
c;
double pearson = gsl_matrix_get (cm, r, col_index);
double w = gsl_matrix_get (samples, r, col_index);
if ( opts->sig && col_index != r && sig < 0.05)
flags = TAB_EMPH;
-
+
tab_double (t, c + heading_columns, row, flags, pearson, NULL, RC_OTHER);
if (opts->statistics & STATS_XPROD)
{
struct ccase *c;
const gsl_matrix *var_matrix, *samples_matrix, *mean_matrix;
- gsl_matrix *cov_matrix;
- gsl_matrix *corr_matrix;
+ gsl_matrix *cov_matrix = NULL;
+ gsl_matrix *corr_matrix = NULL;
struct covariance *cov = covariance_2pass_create (corr->n_vars_total, corr->vars,
NULL,
opts->wv, opts->exclude);
{
covariance_accumulate_pass2 (cov, c);
}
+ casereader_destroy (rc);
cov_matrix = covariance_calculate (cov);
-
- casereader_destroy (rc);
+ if (! cov_matrix)
+ {
+ msg (SE, _("The data for the chosen variables are all missing or empty."));
+ goto error;
+ }
samples_matrix = covariance_moments (cov, MOMENT_NONE);
var_matrix = covariance_moments (cov, MOMENT_VARIANCE);
corr_matrix = correlation_from_covariance (cov_matrix, var_matrix);
- if ( opts->statistics & STATS_DESCRIPTIVES)
+ if ( opts->statistics & STATS_DESCRIPTIVES)
output_descriptives (corr, mean_matrix, var_matrix, samples_matrix);
output_correlation (corr, opts, corr_matrix,
samples_matrix, cov_matrix);
+ error:
covariance_destroy (cov);
gsl_matrix_free (corr_matrix);
gsl_matrix_free (cov_matrix);
opts.statistics = STATS_ALL;
lex_get (lexer);
}
- else
+ else
{
lex_error (lexer, NULL);
goto error;
corr = xrealloc (corr, sizeof (*corr) * (n_corrs + 1));
corr[n_corrs].n_vars_total = corr[n_corrs].n_vars1 = 0;
-
- if ( ! parse_variables_const (lexer, dict, &corr[n_corrs].vars,
+
+ if ( ! parse_variables_const (lexer, dict, &corr[n_corrs].vars,
&corr[n_corrs].n_vars_total,
PV_NUMERIC))
{
return ok ? CMD_SUCCESS : CMD_CASCADING_FAILURE;
error:
- free (corr->vars);
+ if (corr)
+ free (corr->vars);
free (corr);
return CMD_FAILURE;
}