const gsl_matrix *analysis_matrix;
struct idata *idata = idata_alloc (factor->n_vars);
- struct covariance *cov = covariance_create (factor->n_vars, factor->vars,
+ struct covariance *cov = covariance_1pass_create (factor->n_vars, factor->vars,
factor->wv, factor->exclude);
for ( ; (c = casereader_read (r) ); case_unref (c))