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Posted to issues@madlib.apache.org by "Frank McQuillan (JIRA)" <ji...@apache.org> on 2018/05/22 23:57:00 UTC
[jira] [Created] (MADLIB-1238) MLP rails for dt_golf dataset
Frank McQuillan created MADLIB-1238:
---------------------------------------
Summary: MLP rails for dt_golf dataset
Key: MADLIB-1238
URL: https://issues.apache.org/jira/browse/MADLIB-1238
Project: Apache MADlib
Issue Type: Bug
Components: Module: Neural Networks
Reporter: Frank McQuillan
For the dt_golf data set from
http://madlib.apache.org/docs/latest/group__grp__decision__tree.html#examples
MLP fails
{code}
SELECT madlib.mlp_classification( 'dt_golf', 'mlp_model_2', '"Temp_Humidity"', 'class', ARRAY[5], 'learning_rate_init=0.1, n_iterations=10, tolerance=0', 'relu', NULL, FALSE, TRUE );
ERROR: spiexceptions.SyntaxError: syntax error at or near "t"
LINE 9: ...p_dep_var_norm72383676_1526602175_13763735__='Don't Play',__...
^
QUERY:
SELECT
array_to_string(ARRAY[Null], ',') AS __madlib_temp_col_grp_key66624757_1526602175_949550__,
NULL,
1 AS __madlib_temp_col_grp_iteration58741248_1526602175_20584655__,
(
madlib.mlp_igd_step(
(__madlib_temp_ind_var_norm46776457_1526602175_44392250__)::DOUBLE PRECISION[],
(ARRAY[__madlib_temp_dep_var_norm72383676_1526602175_13763735__='Don't Play',__madlib_temp_dep_var_norm72383676_1526602175_13763735__='Play']::integer[])::DOUBLE PRECISION[],
__madlib_temp_rel_state87474628_1526602175_41807780__.__madlib_temp_col_grp_state62184949_1526602175_41368190__,
ARRAY[ 2,5,2 ]::DOUBLE PRECISION[],
(0.1)::FLOAT8,
0,
1,
(1)::DOUBLE PRECISION,
(NULL::DOUBLE PRECISION[])::DOUBLE PRECISION[],
0,
0.9::FLOAT8,
True::boolean
)
) AS __madlib_temp_col_grp_state62184949_1526602175_41368190__
FROM (
SELECT *,
array_to_string(ARRAY[Null], ',') AS __madlib_temp_col_grp_key66624757_1526602175_949550__
FROM __madlib_temp_tbl_data_scaled90737274_1526602175_8324315__
) AS _src
JOIN ( SELECT grp_key AS __madlib_temp_col_grp_key66624757_1526602175_949550__,state AS __madlib_temp_col_grp_state62184949_1526602175_41368190__ FROM madlib._gen_state($1, NULL, $2) ) AS __madlib_temp_rel_state87474628_1526602175_41807780__
ON TRUE
JOIN ( SELECT unnest($3) AS __madlib_temp_col_grp_key66624757_1526602175_949550__, unnest($4) AS __madlib_temp_col_n_tuples86886826_1526602175_68539375__ ) AS _rel_n_tuples
ON TRUE
CONTEXT: Traceback (most recent call last):
PL/Python function "mlp_classification", line 36, in <module>
grouping_col
PL/Python function "mlp_classification", line 45, in wrapper
PL/Python function "mlp_classification", line 334, in mlp
PL/Python function "mlp_classification", line 576, in update
PL/Python function "mlp_classification"
{code}
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