make new noise cov estimates visible
@@ -7,3 +7,7 @@ from .computations import average_dataset
from .computations import average_dataset_by
from .noise import cov_from_residuals
from .noise import prec_from_residuals
+from .noise import cov_from_measurements
+from .noise import prec_from_measurements
+from .noise import cov_from_unbalanced
+from .noise import prec_from_unbalanced
