5Module rml/gini🔗 i

procedure

( gini-find-optimal dataset

[ partition

sample-features

predicate]) →

string? inexact? inexact?

dataset:data-set?

partition:partition-id? =default-partition

sample-features:boolean?=#f

predicate:(or/c #f(-> any/c boolean?))=#f

procedure

( gini-find-optimal-c data

features

classifier-key

classifier-values

[ sample-features

predicate])

→

string? inexact? inexact?

data:list?

features:(listof string?)

classifier-key:string?

classifier-values:list?

sample-features:boolean?=#f

predicate:(or/c #f(-> any/c boolean?))=#f

procedure

( gini-find-optimal-value dataset

feature

[ partition

predicate]) →

inexact? inexact?

dataset:data-set?

feature:string?

partition:partition-id? =default-partition

predicate:(or/c #f(-> any/c boolean?))=#f

procedure

( gini-find-optimal-value-c data

feature

classifier-key

classifier-values

[ predicate])

→

inexact? inexact?

data:list?

feature:string?

classifier-key:string?

classifier-values:list?

predicate:(or/c #f(-> any/c boolean?))=#f

procedure

( gini-score samplesets

classifier-key

classifier-values

total-size) → inexact?

samplesets:list?

classifier-key:string?

classifier-values:list?

total-size:exact?

value

gini-perfect-score:inexact?