cleanup unused files and phpcs fixes

Algorithm/PathFinding/Grid.php

@@ -74,6 +74,7 @@ class Grid
         $y = $node->getY();
 
         $neighbors = [];
+
         $s0 = false;
         $s1 = false;
         $s2 = false;

Algorithm/PathFinding/Heuristic.php

@@ -26,6 +26,17 @@ use phpOMS\Math\Topology\Metrics2D;
  */
 class Heuristic
 {
+    /**
+     * Calculate metric/distance between two nodes.
+     *
+     * @param array $node1     Array with 'x' and 'y' coordinate
+     * @param array $node2     Array with 'x' and 'y' coordinate
+     * @param int   $heuristic Heuristic to use for calculation
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
     public static function metric(array $node1, array $node2, int $heuristic) : float
     {
         if ($heuristic === HeuristicType::MANHATTAN) {

Algorithm/PathFinding/Node.php

@@ -24,12 +24,56 @@ namespace phpOMS\Algorithm\PathFinding;
  */
 class Node
 {
+    /**
+     * X-Coordinate.
+     *
+     * @var   int
+     * @since 1.0.0
+     */
     private int $x = 0;
+
+    /**
+     * Y-Coordinate.
+     *
+     * @var   int
+     * @since 1.0.0
+     */
     private int $y = 0;
+
+    /**
+     * Cost of the node.
+     *
+     * @var   float
+     * @since 1.0.0
+     */
     private float $weight = 1.0;
+
+    /**
+     * Can be walked?
+     *
+     * @var   bool
+     * @since 1.0.0
+     */
     private bool $isWalkable = true;
+
+    /**
+     * Parent node.
+     *
+     * @var   null|Node
+     * @since 1.0.0
+     */
     private ?Node $parent = null;
 
+    /**
+     * Constructor.
+     *
+     * @param int   $x          X-Coordinate
+     * @param int   $y          Y-Coordinate
+     * @param float $weight     Cost of reaching this node
+     * @param bool  $isWalkable Can be walked on?
+     *
+     * @since 1.0.0
+     */
     public function __construct(int $x, int $y, float $weight = 1.0, bool $isWalkable = true)
     {
         $this->x          = $x;
@@ -38,41 +82,101 @@ class Node
         $this->isWalkable = $isWalkable;
     }
 
+    /**
+     * Can this node be walked on?
+     *
+     * @return bool
+     *
+     * @since 1.0.0
+     */
     public function isWalkable() : bool
     {
         return $this->isWalkable;
     }
 
+    /**
+     * Get the cost to walk on this node
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
     public function getWeight() : float
     {
         return $this->weight;
     }
 
+    /**
+     * Get x-coordinate
+     *
+     * @return int
+     *
+     * @since 1.0.0
+     */
     public function getX() : int
     {
         return $this->x;
     }
 
+    /**
+     * Get y-coordinate
+     *
+     * @return int
+     *
+     * @since 1.0.0
+     */
     public function getY() : int
     {
         return $this->y;
     }
 
+    /**
+     * Set parent node
+     *
+     * @param null|Node $node Parent node
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
     public function setParent(?Node $node) : void
     {
         $this->parent = $node;
     }
 
+    /**
+     * Get parent node
+     *
+     * @return null|Node
+     *
+     * @since 1.0.0
+     */
     public function getParent() : ?Node
     {
         return $this->parent;
     }
 
+    /**
+     * Is node equal to another node?
+     *
+     * @param Node $node Node to compare to
+     *
+     * @return bool
+     *
+     * @since 1.0.0
+     */
     public function isEqual(Node $node) : bool
     {
         return $this->x === $node->getX() && $this->y === $node->getY();
     }
 
+    /**
+     * Get the coordinates of this node.
+     *
+     * @return array ['x' => ?, 'y' => ?]
+     *
+     * @since 1.0.0
+     */
     public function getCoordinates() : array
     {
         return ['x' => $this->x, 'y' => $this->y];

Algorithm/PathFinding/NullJumpPointNode.php

@@ -15,7 +15,7 @@ declare(strict_types=1);
 namespace phpOMS\Algorithm\PathFinding;
 
 /**
- * Node on grid.
+ * Null node.
  *
  * @package phpOMS\Algorithm\PathFinding
  * @license OMS License 1.0
@@ -25,4 +25,4 @@ namespace phpOMS\Algorithm\PathFinding;
 class NullJumpPointNode extends JumpPointNode
 {
 
-}
+}

Algorithm/PathFinding/NullNode.php

@@ -15,7 +15,7 @@ declare(strict_types=1);
 namespace phpOMS\Algorithm\PathFinding;
 
 /**
- * Node on grid.
+ * Null node.
  *
  * @package phpOMS\Algorithm\PathFinding
  * @license OMS License 1.0

Business/Finance/Depreciation.php

@@ -30,7 +30,7 @@ final class Depreciation
      * @since 1.0.0
      * @codeCoverageIgnore
      */
-	private function __construct()
+    private function __construct()
 	{
     }
 

Business/Finance/FinanceFormulas.php

@@ -35,7 +35,7 @@ final class FinanceFormulas
      * @since 1.0.0
      * @codeCoverageIgnore
      */
-	private function __construct()
+    private function __construct()
 	{
     }
 

Business/Finance/Loan.php

@@ -33,7 +33,7 @@ final class Loan
      * @since 1.0.0
      * @codeCoverageIgnore
      */
-	private function __construct()
+    private function __construct()
 	{
     }
 

Business/Finance/Lorenzkurve.php

@@ -30,7 +30,7 @@ final class Lorenzkurve
      * @since 1.0.0
      * @codeCoverageIgnore
      */
-	private function __construct()
+    private function __construct()
 	{
     }
 

Business/Finance/StockBonds.php

@@ -33,7 +33,7 @@ final class StockBonds
      * @since 1.0.0
      * @codeCoverageIgnore
      */
-	private function __construct()
+    private function __construct()
 	{
     }
 

Business/Marketing/Metrics.php

@@ -32,8 +32,8 @@ final class Metrics
      * @since 1.0.0
      * @codeCoverageIgnore
      */
-	private function __construct()
-	{
+    private function __construct()
+    {
     }
 
     /**

Business/Programming/Metrics.php

@@ -32,7 +32,7 @@ final class Metrics
      * @since 1.0.0
      * @codeCoverageIgnore
      */
-	private function __construct()
+    private function __construct()
 	{
     }
 

Business/Sales/MarketShareEstimation.php

@@ -33,7 +33,7 @@ final class MarketShareEstimation
      * @since 1.0.0
      * @codeCoverageIgnore
      */
-	private function __construct()
+    private function __construct()
 	{
     }
 

Math/Stochastic/Distribution/BinomialDistribution.php

@@ -35,8 +35,6 @@ class BinomialDistribution
      *
      * @return float
      *
-     * @throws \Exception
-     *
      * @since 1.0.0
      */
     public static function getMode(int $n, float $p) : float

Math/Stochastic/Distribution/GammaDistribution.php

@@ -13,7 +13,197 @@
 declare(strict_types=1);
 namespace phpOMS\Math\Stochastic\Distribution;
 
+use phpOMS\Math\Functions\Gamma;
+
+/**
+ * Gamma distribution.
+ *
+ * @package phpOMS\Math\Stochastic\Distribution
+ * @license OMS License 1.0
+ * @link    https://orange-management.org
+ * @since   1.0.0
+ */
 class GammaDistribution
 {
+    /**
+     * Get probability density function.
+     *
+     * @param float $x     Value x
+     * @param int   $k     k shape
+     * @param float $theta Theta scale
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getPdfIntegerK(float $x, int $k, float $theta) : float
+    {
+        return 1 / (Gamma::getGammaInteger($k) * $theta ** $k) * \pow($x, $k - 1) * \exp(-$x / $theta);
+    }
 
+    /**
+     * Get probability density function.
+     *
+     * @param float $x     Value x
+     * @param int   $alpha Alpha shape
+     * @param float $beta  Beta rate
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getPdfIntegerAlphaBeta(float $x, int $alpha, float $beta) : float
+    {
+        return $beta ** $alpha / Gamma::getGammaInteger($alpha) * \pow($x, $alpha - 1) * \exp(-$beta * $x);
+    }
+
+    /**
+     * Get expected value.
+     *
+     * @param float $k     k shape
+     * @param float $theta Theta scale
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getMeanK(float $k, float $theta) : float
+    {
+        return $k * $theta;
+    }
+
+    /**
+     * Get expected value.
+     *
+     * @param float $alpha Alpha shape
+     * @param float $beta  Beta rate
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getMeanAlphaBeta(float $alpha, float $beta) : float
+    {
+        return $alpha * $beta;
+    }
+
+    /**
+     * Get mode.
+     *
+     * @param float $k     k shape
+     * @param float $theta Theta scale
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getModeK(float $k, float $theta) : float
+    {
+        return ($k - 1) * $theta;
+    }
+
+    /**
+     * Get mode.
+     *
+     * @param float $alpha Alpha shape
+     * @param float $beta  Beta scale
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getModeAlphaBeta(float $alpha, float $beta) : float
+    {
+        return ($alpha - 1) / $beta;
+    }
+
+    /**
+     * Get skewness.
+     *
+     * @param float $k Shape k or alpha
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getSkewness(float $k) : float
+    {
+        return 2 / \sqrt($k);
+    }
+
+    /**
+     * Get Ex. kurtosis.
+     *
+     * @param float $k Shape k or alpha
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getExKurtosis(float $k) : float
+    {
+        return 6 / $k;
+    }
+
+    /**
+     * Get variance.
+     *
+     * @param float $k     k shape
+     * @param float $theta Theta scale
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getVarianceK(float $k, float $theta) : float
+    {
+        return $k * $theta ** 2;
+    }
+
+    /**
+     * Get variance.
+     *
+     * @param float $alpha Alpha shape
+     * @param float $beta  Beta scale
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getVarianceAlphaBeta(float $alpha, float $beta) : float
+    {
+        return $alpha / ($beta ** 2);
+    }
+
+    /**
+     * Get moment generating function.
+     *
+     * @param float $k     k shape
+     * @param float $t     Value t
+     * @param float $theta Theta scale
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getMgfK(float $k, float $t, float $theta) : float
+    {
+        return \pow(1 - $theta * $t, -$k);
+    }
+
+    /**
+     * Get moment generating function.
+     *
+     * @param float $t     Value t
+     * @param float $alpha Alpha shape
+     * @param float $beta  Beta scale
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public static function getMgfAlphaBeta(float $t, float $alpha, float $beta) : float
+    {
+        return \pow(1 - $t / $beta, -$alpha);
+    }
 }

Math/Stochastic/NaiveBayesFilter.php

@@ -13,8 +13,11 @@
 declare(strict_types=1);
 namespace phpOMS\Math\Stochastic;
 
+use phpOMS\Math\Statistic\Average;
+use phpOMS\Math\Statistic\MeasureOfDispersion;
+
 /**
- * Bernulli distribution.
+ * Naive bayes matching.
  *
  * @package phpOMS\Math\Stochastic
  * @license OMS License 1.0
@@ -23,36 +26,177 @@ namespace phpOMS\Math\Stochastic;
  */
 class NaiveBayesFilter
 {
-    private $dict = [];
+    /**
+     * Dictionary of different criterias.
+     *
+     * @var   array
+     * @since 1.0.0
+     */
+    private array $dict = [];
 
-    public function __construct()
+    /**
+     * Dictionary changed.
+     *
+     * @var   bool
+     * @since 1.0.0
+     */
+    private bool $changed = true;
+
+    /**
+     * Cached probabilities.
+     *
+     * @var   array
+     * @since 1.0.0
+     */
+    private array $probabilities = [];
+
+    /**
+     * Train matches.
+     *
+     * @param string $criteria Criteria to match against
+     * @param array  $matched  Matches
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
+    public function train(string $criteria, array $matched) : void
     {
-    }
+        foreach ($matched as $dataset) {
+            foreach ($dataset as $attr => $value) {
+                if (!isset($this->dict[$criteria][$attr])) {
+                    $this->dict[$criteria][$attr] = [];
+                }
 
-    public function trainMatch($matched) : void
-    {
-    }
+                if (\is_string($value) && !isset($this->dict[$criteria][$attr][$value])) {
+                    $this->dict[$criteria][$attr][$value] = 0;
+                } elseif (!\is_string($value) && !isset($this->dict[$criteria][$attr])) {
+                    $this->dict[$criteria][$attr] = [];
+                }
 
-    public function trainMismatch($mismatch) : void
-    {
-    }
-
-    public function match($toMatch) : float
-    {
-        $normalizedDict = $this->normalizeDictionary();
-
-        $n = 0.0;
-        foreach ($toMatch as $element) {
-            if (isset($normalizedDict[$element])) {
-                $n += \log(1 - $normalizedDict[$element]['match'] / $normalizedDict[$element]['total']) - \log($normalizedDict[$element]['match'] / $normalizedDict[$element]['total']);
+                if (\is_string($value)) {
+                    ++$this->dict[$criteria][$attr][$value];
+                } else {
+                    $this->dict[$criteria][$attr][] = $value;
+                }
             }
         }
 
+        $this->changed = true;
+    }
+
+    /**
+     * Check against matches.
+     *
+     * @param string $criteria Criteria to match against
+     * @param array  $toMatch  Values to match
+     * @param int    $minimum  Minimum amount of ocurances for consideration
+     *
+     * @return float
+     *
+     * @since 1.0.0
+     */
+    public function match(string $criteria, array $toMatch, int $minimum = 3) : float
+    {
+        if ($this->changed) {
+            $this->cache();
+        }
+
+        $pTotalAttribute = 1;
+
+        $evidence = 0;
+        foreach ($this->probability as $criteriaKey => $data) {
+            $temp = 1;
+            foreach ($data as $attr => $value) {
+                $temp *= 1 / \sqrt(2 * M_PI * $this->probability[$criteriaKey][$attr]['variance'])
+                    * \exp(-($value - $this->probability[$criteriaKey][$attr]['mean']) ** 2 / (2 * $this->probability[$criteriaKey][$attr]['variance'] ** 2));
+            }
+
+            $evidence += ($this->probability[$criteria] / $this->probability['criteria_all']) * $temp;
+        }
+
+        $n = 0.0;
+        foreach ($toMatch as $attr => $value) {
+            if (!isset($this->dict[$criteria], $this->dict[$criteria][$attr])
+                || (\is_string($value) && !isset($this->dict[$criteria][$attr][$value]))
+            ) {
+                continue;
+            }
+
+            if (\is_array($value)) {
+                /** @var string[] $value */
+                foreach ($value as $word) {
+                    if (isset($this->dict[$criteria][$attr][$word])
+                        && $this->dict[$criteria][$attr][$word] >= $minimum
+                    ) {
+                        $n += \log(1 - $this->dict[$criteria][$attr][$word]
+                            / $this->probability['criteria_all'][$attr]
+                        )
+                        - \log($this->dict[$criteria][$attr][$word]
+                            / $this->probability['criteria_all'][$attr]
+                        );
+                    }
+                }
+            } else {
+                $p = 1 / \sqrt(2 * M_PI * $this->probability[$criteria][$attr]['variance'])
+                    * \exp(-($value - $this->probability[$criteria][$attr]['mean']) ** 2 / (2 * $this->probability[$criteria][$attr]['variance'] ** 2));
+
+                $pTotalAttribute *= $p;
+
+                $n += \log(1 - $p) - \log($p);
+            }
+        }
+
+        $pCriteria = $pTotalAttribute / $evidence;
+
+        var_dump($pCriteria);
+        var_dump($pTotalAttribute);
+        var_dump(1 / (1 + \exp($n)));
+        var_dump($n);
+        var_dump($evidence);
+        var_dump($this->probability);
+
         return 1 / (1 + \exp($n));
     }
 
-    private function normalizeDictionary() : array
+    /**
+     * Cache probabilities for matching function.
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
+    private function cache() : void
     {
-        return $this->dict;
+        foreach ($this->dict as $criteria => $subDict) {
+            if (!isset($this->probability[$criteria]['count'])) {
+                $this->probability[$criteria]['count'] = 0;
+            }
+
+            ++$this->probability[$criteria]['count'];
+
+            if (!isset($this->probability['criteria_all']['count'])) {
+                $this->probability['criteria_all']['count'] = 0;
+            }
+
+            ++$this->probability['criteria_all']['count'];
+
+            foreach ($subDict as $attr => $valueArray) {
+                if (\is_string(\array_key_first($valueArray))) {
+                    if (!isset($this->probability['criteria_all'][$attr])) {
+                        $this->probability['criteria_all'][$attr] = 0;
+                    }
+
+                    foreach ($valueArray as $value => $data) {
+                        $this->probability['criteria_all'][$attr] += $data;
+                    }
+                } else {
+                    $this->probability[$criteria][$attr] = [
+                        'mean'     => Average::arithmeticMean($this->dict[$criteria][$attr]),
+                        'variance' => MeasureOfDispersion::empiricalVariance($this->dict[$criteria][$attr]),
+                    ];
+                }
+            }
+        }
     }
 }

Math/Topology/Metrics2D.php

@@ -26,9 +26,14 @@ namespace phpOMS\Math\Topology;
  */
 final class Metrics2D
 {
+    /**
+     * Constructure
+     *
+     * @since 1.0.0
+     * @codeCoverageIgnore
+     */
     private function __construct()
     {
-
     }
 
     /**
@@ -113,9 +118,9 @@ final class Metrics2D
      *
      * @latex d(p, q) = \sqrt[\lambda]{\sum_{n=1}^N{|p_i - q_i|^\lambda}}
      *
-     * @param array $a 2-D array with x and y coordinate
-     * @param array $b 2-D array with x and y coordinate
-     * @param int   $lambda
+     * @param array $a      2-D array with x and y coordinate
+     * @param array $b      2-D array with x and y coordinate
+     * @param int   $lambda Lambda
      *
      * @return float
      *
@@ -162,8 +167,10 @@ final class Metrics2D
      */
     public static function brayCurtis(array $a, array $b) : float
     {
-        return (\abs($a['x'] - $b['x']) + \abs($a['y'] - $b['y'])) / (($a['x'] + $b['x'])
-            + ($a['y'] + $b['y']));
+        return (\abs($a['x'] - $b['x'])
+                + \abs($a['y'] - $b['y']))
+            / (($a['x'] + $b['x'])
+                + ($a['y'] + $b['y']));
     }
 
     /**
@@ -180,7 +187,7 @@ final class Metrics2D
      */
     public static function angularSeparation(array $a, array $b) : float
     {
-        return ($a['x'] * $b['x'] + $a['y'] * $b['y']) / pow(($a['x']**2 + $a['y']**2) * ($b['x'] ** 2 + $b['y'] ** 2), 1 / 2);
+        return ($a['x'] * $b['x'] + $a['y'] * $b['y']) / pow(($a['x'] ** 2 + $a['y'] ** 2) * ($b['x'] ** 2 + $b['y'] ** 2), 1 / 2);
     }
 
     /**
@@ -245,7 +252,9 @@ final class Metrics2D
             $bPos[$i] = [$b[$i], $i];
         }
 
-        \usort($bPos, function ($e1, $e2) { return $e1[0] <=> $e2[0]; });
+        \usort($bPos, function ($e1, $e2) {
+            return $e1[0] <=> $e2[0];
+        });
 
         $vis = \array_fill(0, $size, false);
         $ans = 0;
@@ -256,11 +265,12 @@ final class Metrics2D
             }
 
             $cycleSize = 0;
-            $j = $i;
+            $j         = $i;
 
             while (!$vis[$j]) {
                 $vis[$j] = true;
-                $j = $bPos[$j][1];
+                $j       = $bPos[$j][1];
+
                 ++$cycleSize;
             }
 

Utils/Barcode/Datamatrix.php

@@ -15,7 +15,7 @@ declare(strict_types=1);
 namespace phpOMS\Utils\Barcode;
 
 /**
- * Aztec class.
+ * Datamatrix class.
  *
  * @package phpOMS\Utils\Barcode
  * @license OMS License 1.0

Utils/Barcode/HIBCC.php

@@ -15,7 +15,7 @@ declare(strict_types=1);
 namespace phpOMS\Utils\Barcode;
 
 /**
- * Aztec class.
+ * HIBCC class.
  *
  * @package phpOMS\Utils\Barcode
  * @license OMS License 1.0
@@ -24,107 +24,283 @@ namespace phpOMS\Utils\Barcode;
  */
 class HIBCC
 {
-    private $identifier = '';
+    /**
+     * Identifier code (3-characters)
+     *
+     * @var   string
+     * @since 1.0.0
+     */
+    private string $identifier = '';
 
-    private $productId = '';
+    /**
+     * Product id.
+     *
+     * @var   string
+     * @since 1.0.0
+     */
+    private string $productId = '';
 
-    private $measureOfUnit = 0;
+    /**
+     * Meassure of unit (0-9).
+     *
+     * @var   int
+     * @since 1.0.0
+     */
+    private int $measureOfUnit = 0;
 
-    private $dateFormat = '';
+    /**
+     * Date format for the shelf life.
+     *
+     * @var   string
+     * @since 1.0.0
+     */
+    private $dateFormat = 'Y-m-d';
 
-    private $expirationDate = null;
+    /**
+     * Date of the expiration.
+     *
+     * @var   null|\DateTime
+     * @since 1.0.0
+     */
+    private ?\DateTime $expirationDate = null;
 
-    private $productionDate = null;
+    /**
+     * Date of the production.
+     *
+     * @var   null|\DateTime
+     * @since 1.0.0
+     */
+    private ?\DateTime $productionDate = null;
 
-    private $lot = '';
+    /**
+     * Lot number.
+     *
+     * @var   string
+     * @since 1.0.0
+     */
+    private string $lot = '';
 
-    private $checkValue = 0;
-
-    public function __construct()
-    {
-
-    }
+    /**
+     * Check value.
+     *
+     * @var   int
+     * @since 1.0.0
+     */
+    private int $checkValue = 0;
 
+    /**
+     * Set the identifier.
+     *
+     * @param string $identifier Identifier
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
     public function setIdentifier(string $identifier) : void
     {
         $this->identifier = $identifier;
     }
 
+    /**
+     * Get the identifier.
+     *
+     * @return string
+     *
+     * @since 1.0.0
+     */
     public function getIdentifier() : string
     {
         return $this->identifier;
     }
 
+    /**
+     * Set the product id.
+     *
+     * @param string $id Product id
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
     public function setProductId(string $id) : void
     {
         $this->productId = $id;
     }
 
+    /**
+     * Get the product id.
+     *
+     * @return string
+     *
+     * @since 1.0.0
+     */
     public function getProductId() : string
     {
         return $this->productId;
     }
 
+    /**
+     * Set the product id.
+     *
+     * @param int $measure Measure of the unit
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
     public function setMeasureOfUnit(int $measure) : void
     {
         $this->measureOfUnit = $measure;
     }
 
+    /**
+     * Get the measure of the unit.
+     *
+     * @return int
+     *
+     * @since 1.0.0
+     */
     public function getMeasureOfUnit() : int
     {
         return $this->measureOfUnit;
     }
 
+    /**
+     * Set the date format.
+     *
+     * @param string $format Date format
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
     public function setDateFormat(string $format) : void
     {
         $this->dateFormat = $format;
     }
 
+    /**
+     * Get the date format.
+     *
+     * @return string
+     *
+     * @since 1.0.0
+     */
     public function getDateFormat() : string
     {
         return $this->dateFormat;
     }
 
+    /**
+     * Set the expiration date.
+     *
+     * @param \DateTime $date Expiration date
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
     public function setExpirationDate(\DateTime $date) : void
     {
         $this->expirationDate = $date;
     }
 
-    public function getExpirationDate() : \DateTime
+    /**
+     * Get the expiration date.
+     *
+     * @return null|\DateTime
+     *
+     * @since 1.0.0
+     */
+    public function getExpirationDate() : ?\DateTime
     {
         return $this->expirationDate;
     }
 
+    /**
+     * Set the production date.
+     *
+     * @param \DateTime $date Production date
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
     public function setPrductionDate(\DateTime $date) : void
     {
         $this->productionDate = $date;
     }
 
-    public function getProductionDate() : \DateTime
+    /**
+     * Get the production date.
+     *
+     * @return null|\DateTime
+     *
+     * @since 1.0.0
+     */
+    public function getProductionDate() : ?\DateTime
     {
         return $this->productionDate;
     }
 
+    /**
+     * Set the lot.
+     *
+     * @param string $lot Lot number
+     *
+     * @return void
+     *
+     * @since 1.0.0
+     */
     public function setLot(string $lot) : void
     {
         $this->lot = $lot;
     }
 
+    /**
+     * Get the lot number.
+     *
+     * @return string
+     *
+     * @since 1.0.0
+     */
     public function getLot() : string
     {
         return $this->lot;
     }
 
+    /**
+     * Get the check value.
+     *
+     * @return int
+     *
+     * @since 1.0.0
+     */
     public function getCheckValue() : int
     {
         return $this->checkValue;
     }
 
+    /**
+     * Get the primary DI.
+     *
+     * @return string
+     *
+     * @since 1.0.0
+     */
     public function getPrimaryDi() : string
     {
         return '';
     }
 
+    /**
+     * Get the secondary DI.
+     *
+     * @return string
+     *
+     * @since 1.0.0
+     */
     public function getSecondaryDi() : string
     {
         return '';

Utils/Barcode/QR.php

@@ -15,7 +15,7 @@ declare(strict_types=1);
 namespace phpOMS\Utils\Barcode;
 
 /**
- * Aztec class.
+ * QR class.
  *
  * @package phpOMS\Utils\Barcode
  * @license OMS License 1.0

Utils/Excel/Excel.php

@@ -20,11 +20,12 @@ require_once \realpath(__DIR__ . '/../../../Resources/phpexcel/Classes/PHPExcel.
 /**
  * Excel class.
  *
- * @package    phpOMS\Utils\Excel
- * @since      1.0.0
+ * @package phpOMS\Utils\Excel
+ * @license OMS License 1.0
+ * @link    https://orange-management.org
+ * @since   1.0.0
+ * @noinspection PhpUndefinedClassInspection
  */
-
-/** @noinspection PhpUndefinedClassInspection */
 class Excel extends \PHPExcel
 {
 }

Utils/PDF/Pdf.php

@@ -18,13 +18,14 @@ namespace phpOMS\Utils\PDF;
 include __DIR__ . '/../../../Resources/tcpdf/tcpdf.php';
 
 /**
- * Pdf class.
+ * PDF class.
  *
- * @package    phpOMS\Utils\PDF
- * @since      1.0.0
+ * @package phpOMS\Utils\PDF
+ * @license OMS License 1.0
+ * @link    https://orange-management.org
+ * @since   1.0.0
+ * @noinspection PhpUndefinedClassInspection
  */
-
-/** @noinspection PhpUndefinedClassInspection */
 class Pdf extends \TCPDF
 {
 }

Utils/RnG/Address.php

@@ -1,19 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   TBD
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
-declare(strict_types=1);
-
-namespace phpOMS\Utils\RnG;
-
-class Address
-{
-}

Utils/RnG/City.php

@@ -1,19 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   TBD
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
-declare(strict_types=1);
-
-namespace phpOMS\Utils\RnG;
-
-class City
-{
-}

Utils/RnG/Email.php

@@ -1,19 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   TBD
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
-declare(strict_types=1);
-
-namespace phpOMS\Utils\RnG;
-
-class Email
-{
-}

Utils/RnG/Iban.php

@@ -1,19 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   TBD
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
-declare(strict_types=1);
-
-namespace phpOMS\Utils\RnG;
-
-class Iban
-{
-}

Utils/RnG/Numeric.php

@@ -1,19 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   TBD
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
-declare(strict_types=1);
-
-namespace phpOMS\Utils\RnG;
-
-class Numeric
-{
-}

Utils/RnG/PostalZip.php

@@ -1,19 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   TBD
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
-declare(strict_types=1);
-
-namespace phpOMS\Utils\RnG;
-
-class PostalZip
-{
-}

tests/Math/Stochastic/NaiveBayesFilterTest.php

@@ -14,13 +14,70 @@
 
 namespace phpOMS\tests\Math\Stochastic;
 
+use phpOMS\Math\Stochastic\NaiveBayesFilter;
+
 /**
  * @internal
  */
 class NaiveBayesFilterTest extends \PHPUnit\Framework\TestCase
 {
-    public function testPlaceholder() : void
+    const PLAY = [
+        ['weather' => 'Overcast'],
+        ['weather' => 'Rainy'],
+        ['weather' => 'Sunny'],
+        ['weather' => 'Sunny'],
+        ['weather' => 'Overcast'],
+        ['weather' => 'Sunny'],
+        ['weather' => 'Rainy'],
+        ['weather' => 'Overcast'],
+        ['weather' => 'Overcast'],
+    ];
+
+    const NO_PLAY = [
+        ['weather' => 'Sunny'],
+        ['weather' => 'Rainy'],
+        ['weather' => 'Rainy'],
+        ['weather' => 'Sunny'],
+        ['weather' => 'Rainy'],
+    ];
+
+    const MALE = [
+        ['height' => 6, 'weight' => 180, 'foot' => 12],
+        ['height' => 5.92, 'weight' => 190, 'foot' => 11],
+        ['height' => 5.58, 'weight' => 170, 'foot' => 12],
+        ['height' => 5.92, 'weight' => 165, 'foot' => 10],
+    ];
+
+    const FEMALE = [
+        ['height' => 5, 'weight' => 100, 'foot' => 6],
+        ['height' => 5.5, 'weight' => 150, 'foot' => 8],
+        ['height' => 5.42, 'weight' => 130, 'foot' => 7],
+        ['height' => 5.75, 'weight' => 150, 'foot' => 9],
+    ];
+
+    public function testTextFilter() : void
     {
-        self::markTestIncomplete();
+        $filter = new NaiveBayesFilter();
+        $filter->train('play', self::PLAY);
+        $filter->train('noplay', self::NO_PLAY);
+
+        self::assertEqualsWithDelta(
+            0.64,
+            $filter->match('play', ['weather' => ['Sunny']], 1),
+            0.01
+        );
+    }
+
+    public function testNumericFilter() : void
+    {
+        $filter = new NaiveBayesFilter();
+        $filter->train('male', self::MALE);
+        $filter->train('female', self::FEMALE);
+
+        self::assertEqualsWithDelta(
+            0.64,
+            $filter->match('play', ['height' => 6, 'weight' => 130, 'foot' => 8]),
+            0.01
+        );
     }
 }

tests/Utils/RnG/AddressTest.php

@@ -1,26 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   tests
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
- declare(strict_types=1);
-
-namespace phpOMS\tests\Utils\RnG;
-
-/**
- * @internal
- */
-class AddressTest extends \PHPUnit\Framework\TestCase
-{
-    public function testPlaceholder() : void
-    {
-        self::markTestIncomplete();
-    }
-}

tests/Utils/RnG/CityTest.php

@@ -1,26 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   tests
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
- declare(strict_types=1);
-
-namespace phpOMS\tests\Utils\RnG;
-
-/**
- * @internal
- */
-class CityTest extends \PHPUnit\Framework\TestCase
-{
-    public function testPlaceholder() : void
-    {
-        self::markTestIncomplete();
-    }
-}

tests/Utils/RnG/EmailTest.php

@@ -1,26 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   tests
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
- declare(strict_types=1);
-
-namespace phpOMS\tests\Utils\RnG;
-
-/**
- * @internal
- */
-class EmailTest extends \PHPUnit\Framework\TestCase
-{
-    public function testPlaceholder() : void
-    {
-        self::markTestIncomplete();
-    }
-}

tests/Utils/RnG/IBANTest.php

@@ -1,26 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   tests
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
- declare(strict_types=1);
-
-namespace phpOMS\tests\Utils\RnG;
-
-/**
- * @internal
- */
-class IBANTest extends \PHPUnit\Framework\TestCase
-{
-    public function testPlaceholder() : void
-    {
-        self::markTestIncomplete();
-    }
-}

tests/Utils/RnG/NumericTest.php

@@ -1,26 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   tests
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
- declare(strict_types=1);
-
-namespace phpOMS\tests\Utils\RnG;
-
-/**
- * @internal
- */
-class NumericTest extends \PHPUnit\Framework\TestCase
-{
-    public function testPlaceholder() : void
-    {
-        self::markTestIncomplete();
-    }
-}

tests/Utils/RnG/PostalZipTest.php

@@ -1,26 +0,0 @@
-<?php
-/**
- * Orange Management
- *
- * PHP Version 7.4
- *
- * @package   tests
- * @copyright Dennis Eichhorn
- * @license   OMS License 1.0
- * @version   1.0.0
- * @link      https://orange-management.org
- */
- declare(strict_types=1);
-
-namespace phpOMS\tests\Utils\RnG;
-
-/**
- * @internal
- */
-class PostalZipTest extends \PHPUnit\Framework\TestCase
-{
-    public function testPlaceholder() : void
-    {
-        self::markTestIncomplete();
-    }
-}