[MADLIB-826] Issue in SVM with svm_gaussian kernel function

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Abandoned
• Fix Version/s: v1.9
• Assignee: Rahul Iyer
• Reporter: Rashmi Raghu
• Created: 12/May/14 22:10
• Updated: 22/Mar/18 18:46
• Resolved: 22/Mar/18 18:46

Description

-- Using example data from the documentation site

SELECT madlib.svm_regression('my_train_data',                                                  'myexp10', false, 'madlib.svm_gaussian');
ERROR:  plpy.SPIError: function madlib.svm_gaussian(double precision[], double precision[]) does not exist  (seg0 slice2 sdw10:40000 pid=4149) (plpython.c:4648)
CONTEXT:  Traceback (most recent call last):
  PL/Python function "svm_regression", line 28, in <module>
    return online_sv.svm_regression( schema_madlib, input_table, model_table, parallel, kernel_func);
  PL/Python function "svm_regression", line 75, in svm_regression
PL/Python function "svm_regression"
raghurdb=# 
raghurdb=# \df madlib.svm_gaussian
                                                   List of functions
 Schema |     Name     | Result data type |                        Argument data types                         |  Type  
--------+--------------+------------------+--------------------------------------------------------------------+--------
 madlib | svm_gaussian | double precision | x double precision[], y double precision[], gamma double precision | normal
(1 row)