php-ai / php-ml

src/Phpml/SupportVectorMachine/SupportVectorMachine.php

Spacing +2 added lines, -2 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 
-declare(strict_types=1);
+declare(strict_types = 1);
 
 namespace Phpml\SupportVectorMachine;
 
@@ -236,7 +236,7 @@ 
         );
     }
 
-    private function ensureDirectorySeparator(string &$path)
+    private function ensureDirectorySeparator(string & $path)
     {
         if (substr($path, -1) !== DIRECTORY_SEPARATOR) {
             $path .= DIRECTORY_SEPARATOR;

src/Phpml/Math/Matrix.php

Spacing +2 added lines, -2 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 
-declare(strict_types=1);
+declare(strict_types = 1);
 
 namespace Phpml\Math;
 
@@ -140,7 +140,7 @@ 
     public function transpose(): Matrix
     {
         if ($this->rows == 1) {
-            $matrix = array_map(function ($el) {
+            $matrix = array_map(function($el) {
                 return [$el];
             }, $this->matrix[0]);
         } else {

src/Phpml/DimensionReduction/KernelPCA.php

Spacing +6 added lines, -6 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 
-declare(strict_types=1);
+declare(strict_types = 1);
 
 namespace Phpml\DimensionReduction;
 
@@ -161,20 +161,20 @@ 
         switch ($this->kernel) {
             case self::KERNEL_LINEAR:
                 // k(x,y) = xT.y
-                return function ($x, $y) {
+                return function($x, $y) {
                     return Matrix::dot($x, $y)[0];
                 };
             case self::KERNEL_RBF:
                 // k(x,y)=exp(-γ.|x-y|) where |..| is Euclidean distance
                 $dist = new Euclidean();
 
-                return function ($x, $y) use ($dist) {
+                return function($x, $y) use ($dist) {
                     return exp(-$this->gamma * $dist->sqDistance($x, $y));
                 };
 
             case self::KERNEL_SIGMOID:
                 // k(x,y)=tanh(γ.xT.y+c0) where c0=1
-                return function ($x, $y) {
+                return function($x, $y) {
                     $res = Matrix::dot($x, $y)[0] + 1.0;
 
                     return tanh($this->gamma * $res);
@@ -184,7 +184,7 @@ 
                 // k(x,y)=exp(-γ.|x-y|) where |..| is Manhattan distance
                 $dist = new Manhattan();
 
-                return function ($x, $y) use ($dist) {
+                return function($x, $y) use ($dist) {
                     return exp(-$this->gamma * $dist->distance($x, $y));
                 };
 
@@ -218,7 +218,7 @@ 
     protected function projectSample(array $pairs): array
     {
         // Normalize eigenvectors by eig = eigVectors / eigValues
-        $func = function ($eigVal, $eigVect) {
+        $func = function($eigVal, $eigVect) {
             $m = new Matrix($eigVect, false);
             $a = $m->divideByScalar($eigVal)->toArray();
 

src/Phpml/FeatureExtraction/TokenCountVectorizer.php

Spacing +2 added lines, -2 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 
-declare(strict_types=1);
+declare(strict_types = 1);
 
 namespace Phpml\FeatureExtraction;
 
@@ -85,7 +85,7 @@ 
         }
     }
 
-    private function transformSample(string &$sample)
+    private function transformSample(string & $sample)
     {
         $counts = [];
         $tokens = $this->tokenizer->tokenize($sample);