diff --git a/composer.json b/composer.json
index f80cf92b..5979f323 100644
--- a/composer.json
+++ b/composer.json
@@ -24,12 +24,12 @@
         "test:unit": "phpunit --config tests/phpunit.xml",
         "post-install-cmd": [
             "@composer bin all install --ansi",
-            "grep -r 'OCA\\\\Recognize\\\\Rubix' ./vendor/rubix/ml/ || ( vendor/bin/php-scoper add-prefix --prefix='OCA\\Recognize' --output-dir=\".\" --working-dir=\"./vendor/rubix/ml/\" -f --config=\"../../../scoper.inc.php\" && sed -i 's:Rubix\\\\\\\\ML\\\\\\\\:OCA\\\\\\\\Recognize\\\\\\\\Rubix\\\\\\\\ML\\\\\\\\:' vendor/composer/installed.json )",
+            "grep -r 'OCA\\\\Recognize\\\\Vendor\\\\Rubix' ./vendor/rubix/ml/ || vendor/bin/php-scoper add-prefix --prefix='OCA\\Recognize\\Vendor' --output-dir=\".\" --working-dir=\"./vendor/\" -f --config=\"../scoper.inc.php\"",
             "composer dump-autoload"
         ],
         "post-update-cmd": [
             "@composer bin all update --ansi",
-            "grep -r 'OCA\\\\Recognize\\\\Rubix' ./vendor/rubix/ml/ || ( vendor/bin/php-scoper add-prefix --prefix='OCA\\Recognize' --output-dir=\".\" --working-dir=\"./vendor/rubix/ml/\" -f --config=\"../../../scoper.inc.php\" && sed -i 's:Rubix\\\\\\\\ML\\\\\\\\:OCA\\\\\\\\Recognize\\\\\\\\Rubix\\\\\\\\ML\\\\\\\\:' vendor/composer/installed.json )",
+            "grep -r 'OCA\\\\Recognize\\\\Vendor\\\\Rubix' ./vendor/rubix/ml/ || vendor/bin/php-scoper add-prefix --prefix='OCA\\Recognize\\Vendor' --output-dir=\".\" --working-dir=\"./vendor/\" -f --config=\"../scoper.inc.php\"",
             "composer dump-autoload"
         ]
     },
diff --git a/lib/AppInfo/Application.php b/lib/AppInfo/Application.php
index 81d5b5f3..97cefa71 100644
--- a/lib/AppInfo/Application.php
+++ b/lib/AppInfo/Application.php
@@ -45,7 +45,9 @@ public function __construct() {
 	}
 
 	public function register(IRegistrationContext $context): void {
-		@include_once __DIR__ . '/../../vendor/autoload.php';
+		@include_once __DIR__ . '/../../vendor/scoper-autoload.php';
+		@include_once __DIR__ . '/../../vendor/rubix/ml/src/functions.php';
+		@include_once __DIR__ . '/../../vendor/rubix/ml/src/constants.php';
 
 		/** Register $principalBackend for the DAV collection */
 		$context->registerServiceAlias('principalBackend', Principal::class);
diff --git a/lib/Clustering/DualTreeBall.php b/lib/Clustering/DualTreeBall.php
index b2e30242..e3222250 100644
--- a/lib/Clustering/DualTreeBall.php
+++ b/lib/Clustering/DualTreeBall.php
@@ -6,11 +6,11 @@
 declare(strict_types=1);
 namespace OCA\Recognize\Clustering;
 
-use \OCA\Recognize\Rubix\ML\Datasets\Labeled;
-use \OCA\Recognize\Rubix\ML\Graph\Nodes\Ball;
-use \OCA\Recognize\Rubix\ML\Helpers\Stats;
-use \OCA\Recognize\Rubix\ML\Kernels\Distance\Distance;
-use function \OCA\Recognize\Rubix\ML\argmax;
+use \OCA\Recognize\Vendor\Rubix\ML\Datasets\Labeled;
+use \OCA\Recognize\Vendor\Rubix\ML\Graph\Nodes\Ball;
+use \OCA\Recognize\Vendor\Rubix\ML\Helpers\Stats;
+use \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Distance;
+use function \OCA\Recognize\Vendor\Rubix\ML\argmax;
 
 class DualTreeBall extends Ball {
 	protected float $longestDistanceInNode = INF;
@@ -97,8 +97,8 @@ public function propagateSetChanges(array &$labelToSetId) {
 	/**
 	 * Factory method to build a hypersphere by splitting the dataset into left and right clusters.
 	 *
-	 * @param \OCA\Recognize\Rubix\ML\Datasets\Labeled $dataset
-	 * @param \OCA\Recognize\Rubix\ML\Kernels\Distance\Distance $kernel
+	 * @param \OCA\Recognize\Vendor\Rubix\ML\Datasets\Labeled $dataset
+	 * @param \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Distance $kernel
 	 * @return self
 	 */
 	public static function split(Labeled $dataset, Distance $kernel): self {
diff --git a/lib/Clustering/DualTreeClique.php b/lib/Clustering/DualTreeClique.php
index 0f540520..f202f110 100644
--- a/lib/Clustering/DualTreeClique.php
+++ b/lib/Clustering/DualTreeClique.php
@@ -6,11 +6,11 @@
 declare(strict_types=1);
 namespace OCA\Recognize\Clustering;
 
-use \OCA\Recognize\Rubix\ML\Datasets\Labeled;
-use \OCA\Recognize\Rubix\ML\Graph\Nodes\Clique;
-use \OCA\Recognize\Rubix\ML\Helpers\Stats;
-use \OCA\Recognize\Rubix\ML\Kernels\Distance\Distance;
-use function \OCA\Recognize\Rubix\ML\argmax;
+use \OCA\Recognize\Vendor\Rubix\ML\Datasets\Labeled;
+use \OCA\Recognize\Vendor\Rubix\ML\Graph\Nodes\Clique;
+use \OCA\Recognize\Vendor\Rubix\ML\Helpers\Stats;
+use \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Distance;
+use function \OCA\Recognize\Vendor\Rubix\ML\argmax;
 
 class DualTreeClique extends Clique {
 	protected float $longestDistanceInNode = INF;
@@ -80,8 +80,8 @@ public function propagateSetChanges(array &$labelToSetId) {
 	/**
 	 * Terminate a branch with a dataset.
 	 *
-	 * @param \OCA\Recognize\Rubix\ML\Datasets\Labeled $dataset
-	 * @param \OCA\Recognize\Rubix\ML\Kernels\Distance\Distance $kernel
+	 * @param \OCA\Recognize\Vendor\Rubix\ML\Datasets\Labeled $dataset
+	 * @param \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Distance $kernel
 	 * @return self
 	 */
 	public static function terminate(Labeled $dataset, Distance $kernel): self {
diff --git a/lib/Clustering/MrdBallTree.php b/lib/Clustering/MrdBallTree.php
index 3f08ad95..014a0840 100644
--- a/lib/Clustering/MrdBallTree.php
+++ b/lib/Clustering/MrdBallTree.php
@@ -6,11 +6,11 @@
 declare(strict_types=1);
 namespace OCA\Recognize\Clustering;
 
-use \OCA\Recognize\Rubix\ML\Datasets\Labeled;
-use \OCA\Recognize\Rubix\ML\Graph\Nodes\Ball;
-use \OCA\Recognize\Rubix\ML\Graph\Nodes\Hypersphere;
-use \OCA\Recognize\Rubix\ML\Graph\Trees\BallTree;
-use \OCA\Recognize\Rubix\ML\Kernels\Distance\Distance;
+use \OCA\Recognize\Vendor\Rubix\ML\Datasets\Labeled;
+use \OCA\Recognize\Vendor\Rubix\ML\Graph\Nodes\Ball;
+use \OCA\Recognize\Vendor\Rubix\ML\Graph\Nodes\Hypersphere;
+use \OCA\Recognize\Vendor\Rubix\ML\Graph\Trees\BallTree;
+use \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Distance;
 
 class MrdBallTree extends BallTree {
 	private ?Labeled $dataset = null;
@@ -25,8 +25,8 @@ class MrdBallTree extends BallTree {
 	/**
 	 * @param int $maxLeafSize
 	 * @param int $coreDistSampleSize
-	 * @param \OCA\Recognize\Rubix\ML\Kernels\Distance\Distance|null $kernel
-	 * @throws \OCA\Recognize\Rubix\ML\Exceptions\InvalidArgumentException
+	 * @param \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Distance|null $kernel
+	 * @throws \OCA\Recognize\Vendor\Rubix\ML\Exceptions\InvalidArgumentException
 	 */
 	public function __construct(int $maxLeafSize = 30, int $sampleSize = 5, ?Distance $kernel = null) {
 		if ($maxLeafSize < 1) {
@@ -462,7 +462,7 @@ public function cachedComputeNative($a, array $a_vector, $b, array $b_vector, bo
 	 *
 	 * @param int|string $sampleLabel
 	 * @param bool $useCachedValues
-	 * @throws \OCA\Recognize\Rubix\ML\Exceptions\InvalidArgumentException
+	 * @throws \OCA\Recognize\Vendor\Rubix\ML\Exceptions\InvalidArgumentException
 	 * @return array{list<mixed>,list<float>}
 	 */
 	public function getCoreNeighbors($sampleLabel, bool $useCachedValues = true): array {
@@ -546,8 +546,8 @@ public function getCoreNeighbors($sampleLabel, bool $useCachedValues = true): ar
 	 *
 	 * @param int $sampleLabel
 	 * @param float $radius
-	 * @throws \OCA\Recognize\Rubix\ML\Exceptions\InvalidArgumentException
-	 * @throws \OCA\Recognize\Rubix\ML\Exceptions\RuntimeException
+	 * @throws \OCA\Recognize\Vendor\Rubix\ML\Exceptions\InvalidArgumentException
+	 * @throws \OCA\Recognize\Vendor\Rubix\ML\Exceptions\RuntimeException
 	 * @return array{list<mixed>,list<float>}
 	 */
 	public function cachedRange($sampleLabel, float $radius): array {
@@ -624,8 +624,8 @@ public function cachedRange($sampleLabel, float $radius): array {
 	 *
 	 * @internal
 	 *
-	 * @param \OCA\Recognize\Rubix\ML\Datasets\Labeled $dataset
-	 * @throws \OCA\Recognize\Rubix\ML\Exceptions\InvalidArgumentException
+	 * @param \OCA\Recognize\Vendor\Rubix\ML\Datasets\Labeled $dataset
+	 * @throws \OCA\Recognize\Vendor\Rubix\ML\Exceptions\InvalidArgumentException
 	 */
 	public function grow(Labeled $dataset): void {
 		$this->dataset = $dataset;
diff --git a/lib/Clustering/MstSolver.php b/lib/Clustering/MstSolver.php
index f7c6b974..fe3ed28d 100644
--- a/lib/Clustering/MstSolver.php
+++ b/lib/Clustering/MstSolver.php
@@ -6,8 +6,8 @@
 declare(strict_types=1);
 namespace OCA\Recognize\Clustering;
 
-use \OCA\Recognize\Rubix\ML\Datasets\Labeled;
-use \OCA\Recognize\Rubix\ML\Kernels\Distance\Distance;
+use \OCA\Recognize\Vendor\Rubix\ML\Datasets\Labeled;
+use \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Distance;
 
 class MstSolver {
 	private MrdBallTree $tree;
diff --git a/lib/Clustering/SquaredDistance.php b/lib/Clustering/SquaredDistance.php
index ce6ca930..a4367f09 100644
--- a/lib/Clustering/SquaredDistance.php
+++ b/lib/Clustering/SquaredDistance.php
@@ -6,8 +6,8 @@
 declare(strict_types=1);
 namespace OCA\Recognize\Clustering;
 
-use \OCA\Recognize\Rubix\ML\DataType;
-use \OCA\Recognize\Rubix\ML\Kernels\Distance\Distance;
+use \OCA\Recognize\Vendor\Rubix\ML\DataType;
+use \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Distance;
 
 /**
  * Squared distance
@@ -24,7 +24,7 @@ class SquaredDistance implements Distance {
 	 *
 	 * @internal
 	 *
-	 * @return list<\OCA\Recognize\Rubix\ML\DataType>
+	 * @return list<\OCA\Recognize\Vendor\Rubix\ML\DataType>
 	 */
 	public function compatibility(): array {
 		return [
diff --git a/lib/Dav/Faces/FacePhoto.php b/lib/Dav/Faces/FacePhoto.php
index 71f82a10..24ce0311 100644
--- a/lib/Dav/Faces/FacePhoto.php
+++ b/lib/Dav/Faces/FacePhoto.php
@@ -6,7 +6,7 @@
 declare(strict_types=1);
 namespace OCA\Recognize\Dav\Faces;
 
-use \OCA\Recognize\Rubix\ML\Kernels\Distance\Euclidean;
+use \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Euclidean;
 use OCA\Recognize\Db\FaceDetection;
 use OCA\Recognize\Db\FaceDetectionMapper;
 use OCA\Recognize\Service\FaceClusterAnalyzer;
diff --git a/lib/Service/FaceClusterAnalyzer.php b/lib/Service/FaceClusterAnalyzer.php
index 43ceb1c0..759a493c 100644
--- a/lib/Service/FaceClusterAnalyzer.php
+++ b/lib/Service/FaceClusterAnalyzer.php
@@ -6,8 +6,8 @@
 declare(strict_types=1);
 namespace OCA\Recognize\Service;
 
-use \OCA\Recognize\Rubix\ML\Datasets\Labeled;
-use \OCA\Recognize\Rubix\ML\Kernels\Distance\Euclidean;
+use \OCA\Recognize\Vendor\Rubix\ML\Datasets\Labeled;
+use \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Euclidean;
 use OCA\Recognize\Clustering\HDBSCAN;
 use OCA\Recognize\Db\FaceCluster;
 use OCA\Recognize\Db\FaceClusterMapper;
@@ -51,7 +51,7 @@ public function calculateClusters(string $userId, int $batchSize = 0): void {
 			ini_set('memory_limit', '-1');
 		}
 
-		
+
 		$sampledDetections = [];
 		$existingClusters = $this->faceClusters->findByUserId($userId);
 		/** @var array<int,int> $maxVotesByCluster */
@@ -87,6 +87,8 @@ public function calculateClusters(string $userId, int $batchSize = 0): void {
 			return $detection->getVector();
 		}, $detections), array_combine(array_keys($detections), array_keys($detections)), false);
 
+		$dataset->features();
+
 		$n = count($detections);
 		$hdbscan = new HDBSCAN($dataset, $this->getMinClusterSize($n), $this->getMinSampleSize($n));
 
diff --git a/tests/ClusterTest.php b/tests/ClusterTest.php
index b27a2eed..8d31bcba 100644
--- a/tests/ClusterTest.php
+++ b/tests/ClusterTest.php
@@ -1,6 +1,6 @@
 <?php
 
-use \OCA\Recognize\Rubix\ML\Kernels\Distance\Euclidean;
+use \OCA\Recognize\Vendor\Rubix\ML\Kernels\Distance\Euclidean;
 use OCA\Recognize\Db\FaceClusterMapper;
 use OCA\Recognize\Db\FaceDetection;
 use OCA\Recognize\Db\FaceDetectionMapper;