93   covariance_matrix_.reset(NULL);  in Compute()
139   const int* rows = covariance_matrix_->rows();  in GetCovarianceBlock()
140   const int* cols = covariance_matrix_->cols();  in GetCovarianceBlock()
171   ConstMatrixRef cov(covariance_matrix_->values() + rows[row_begin],  in GetCovarianceBlock()
309     covariance_matrix_.reset(NULL);  in ComputeCovarianceSparsity()
319   covariance_matrix_.reset(  in ComputeCovarianceSparsity()
322   int* rows = covariance_matrix_->mutable_rows();  in ComputeCovarianceSparsity()
323   int* cols = covariance_matrix_->mutable_cols();  in ComputeCovarianceSparsity()
406   if (covariance_matrix_.get() == NULL) {  in ComputeCovarianceValuesUsingSuiteSparseQR()
509   const int* rows = covariance_matrix_->rows();  in ComputeCovarianceValuesUsingSuiteSparseQR()
510   const int* cols = covariance_matrix_->cols();  in ComputeCovarianceValuesUsingSuiteSparseQR()
511   double* values = covariance_matrix_->mutable_values();  in ComputeCovarianceValuesUsingSuiteSparseQR()
569   if (covariance_matrix_.get() == NULL) {  in ComputeCovarianceValuesUsingDenseSVD()
640   const int num_rows = covariance_matrix_->num_rows();  in ComputeCovarianceValuesUsingDenseSVD()
641   const int* rows = covariance_matrix_->rows();  in ComputeCovarianceValuesUsingDenseSVD()
642   const int* cols = covariance_matrix_->cols();  in ComputeCovarianceValuesUsingDenseSVD()
643   double* values = covariance_matrix_->mutable_values();  in ComputeCovarianceValuesUsingDenseSVD()
658   if (covariance_matrix_.get() == NULL) {  in ComputeCovarianceValuesUsingEigenSparseQR()
693   const int* rows = covariance_matrix_->rows();  in ComputeCovarianceValuesUsingEigenSparseQR()
694   const int* cols = covariance_matrix_->cols();  in ComputeCovarianceValuesUsingEigenSparseQR()
695   double* values = covariance_matrix_->mutable_values();  in ComputeCovarianceValuesUsingEigenSparseQR()