diff --git a/src/computervision/HandPresentChecker.cpp b/src/computervision/HandPresentChecker.cpp
index 74ec08d..31a9e00 100644
--- a/src/computervision/HandPresentChecker.cpp
+++ b/src/computervision/HandPresentChecker.cpp
@@ -6,11 +6,10 @@
 
 namespace computervision
 {
-	bool check_if_hand_present(cv::Mat inputImage)
+	bool check_if_hand_present(cv::Mat input_image)
 	{
 		std::vector<std::vector<cv::Point>> points;
-		cv::Mat imgCont;
-		cv::findContours(inputImage, points, cv::RetrievalModes::RETR_LIST, cv::ContourApproximationModes::CHAIN_APPROX_SIMPLE);
+		cv::findContours(input_image, points, cv::RetrievalModes::RETR_LIST, cv::ContourApproximationModes::CHAIN_APPROX_SIMPLE);
 
 		if (points.size() == 0) return false;
 
diff --git a/src/computervision/HandPresentChecker.h b/src/computervision/HandPresentChecker.h
index 5f0b0b7..6a6a8f3 100644
--- a/src/computervision/HandPresentChecker.h
+++ b/src/computervision/HandPresentChecker.h
@@ -3,5 +3,11 @@
 #include <opencv2/core.hpp>
 namespace computervision
 {
-	bool check_if_hand_present(cv::Mat inputImage);
+	/**
+	 * @brief checks if the hand is present in the input image.
+	 * 
+	 * @param input_image the image to check
+	 * @return true if the hand was found, false if not
+	 */
+	bool CheckIfHandPresent(cv::Mat input_image);
 }