ym_setparam()

Description:

Set model building parameters.

Syntax:

ym_setparam(md, key:value,…)

Note:

The function set parameters for model building.

Parameters:

md

An MD object

key

A parameter name

value

A parameter value

 

Key

Value Type

 Description

balance

int

Balanced sampling ratio

target

String

A target variable

id

String

ID variable name

intelligence

boolean

Auto-impute a value or not

misformat

String

Missing value format

optimal

boolean

Use the optimal parameter configuration or not

parallel

int

Pre-set the number of pralllel tasks

resample

boolean

Resample or not

resamplemul

int

Resample multiplier

resamplenum

int

Frequency of resampling

testpercent

int

Test data percentage (0-99)

vartypes

ArrayList< Byte>

Set variable type; the byte value is the contant of F_ configured in Consts

ModelFields

ArrayList<String>

Order of field names in model building

Return value:

A Boolean value

Example:

 

A

 

1

=ym_env()

Start Python service

2

=file("train.csv")

 

3

=ym_model(A1,A2)

Load data for model building

4

=ym_setparam(A3,"balance":2,"target":"Survived","modelFieldNames":["PassengerId","Survived","Pclass","Name","Sex","Age","SibSp"],"intelligence":"true")

Set model building parameters, where the parameters for which values should be properly set is 2, the target variable is Survived, the order of field names for model building is PassengerId, Survived, Pclass, Name, Sex, Age and SibSp, and set auto-assign value

5

>ym_close(A1)

Close Python service