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fix index for trainging set

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This commit is contained in:
Arkadiusz Kondas 2016-05-06 22:33:04 +02:00
parent 95caef8692
commit 4ac2ac8a35
4 changed files with 12 additions and 8 deletions
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2
src/Phpml/SupportVectorMachine/DataTransformer.php
View File

@ -51,7 +51,7 @@ class DataTransformer
{ {
$row = []; $row = [];
foreach ($sample as $index => $feature) { foreach ($sample as $index => $feature) {
$row[] = sprintf('%s:%s', $index, $feature); $row[] = sprintf('%s:%s', $index + 1, $feature);
} }
return implode(' ', $row); return implode(' ', $row);

6
src/Phpml/SupportVectorMachine/SupportVectorMachine.php
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@ -27,7 +27,7 @@ class SupportVectorMachine
private $binPath; private $binPath;
/** /**
* @var * @var string
*/ */
private $varPath; private $varPath;
@ -80,4 +80,8 @@ class SupportVectorMachine
{ {
return $this->model; return $this->model;
} }
public function predict(array $samples)
{
}
} }

8
tests/Phpml/SupportVectorMachine/DataTransformerTest.php
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@ -14,10 +14,10 @@ class DataTransformerTest extends \PHPUnit_Framework_TestCase
$labels = ['a', 'a', 'b', 'b']; $labels = ['a', 'a', 'b', 'b'];
$trainingSet = $trainingSet =
'0 0:1 1:1 '.PHP_EOL. '0 1:1 2:1 '.PHP_EOL.
'0 0:2 1:1 '.PHP_EOL. '0 1:2 2:1 '.PHP_EOL.
'1 0:3 1:2 '.PHP_EOL. '1 1:3 2:2 '.PHP_EOL.
'1 0:4 1:5 '.PHP_EOL '1 1:4 2:5 '.PHP_EOL
; ;
$this->assertEquals($trainingSet, DataTransformer::trainingSet($samples, $labels)); $this->assertEquals($trainingSet, DataTransformer::trainingSet($samples, $labels));

4
tests/Phpml/SupportVectorMachine/SupportVectorMachineTest.php
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@ -24,8 +24,8 @@ rho 0
label 0 1 label 0 1
nr_sv 1 1 nr_sv 1 1
SV SV
0.25 0:2 1:4 0.25 1:2 2:4
-0.25 0:4 1:2 -0.25 1:4 2:2
'; ';
$svm = new SupportVectorMachine(Type::C_SVC, Kernel::LINEAR, 100.0); $svm = new SupportVectorMachine(Type::C_SVC, Kernel::LINEAR, 100.0);