Kevin created MADLIB-1470:
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Summary: mlp_classification and weights
Key: MADLIB-1470
URL: https://issues.apache.org/jira/browse/MADLIB-1470
Project: Apache MADlib
Issue Type: Question
Components: Module: Neural Networks
Reporter: Kevin
Trying to use mlp_classification with Greenplum
Doc states weights should be numeric column
Have tried following specifications (column name specified: 'target_weight')
target_weight numeric(5,3)
target_weight numeric(4,3)
but I get following error when attempting to use function mlp_classification
with above specification:
ERROR: plpy.Error: MLP error: Weights should be a numeric type (plpy_elog.c:121)
CONTEXT: Traceback (most recent call last):
PL/Python function "mlp_classification", line 33, in <module>
grouping_col)
PL/Python function "mlp_classification", line 42, in wrapper
PL/Python function "mlp_classification", line 116, in mlp
PL/Python function "mlp_classification", line 740, in
_validate_params_based_on_minibatch
PL/Python function "mlp_classification", line 123, in _assert
PL/Python function "mlp_classification"
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