Add NaN check, move threshold value to const

diff --git a/Fitness/ViewModels/ScanningViewModel.cs b/Fitness/ViewModels/ScanningViewModel.cs
index 571112facbd9bf5ed27df4193e3b1edd90adc6cf..6cd3afbd55233aefb955883fce1dcab8cd3f00cb 100644 (file)
--- a/Fitness/ViewModels/ScanningViewModel.cs
+++ b/Fitness/ViewModels/ScanningViewModel.cs
@@ -11,6 +11,8 @@ namespace Fitness.ViewModels
 {
     public class ScanningViewModel : BaseViewModel
     {
+        private const float SquatDetectedThreshold = 0.92f;
+
         private readonly PoseDetector poseDetector = new PoseDetector();
         private int isInferencing = 0;
 
@@ -104,7 +106,12 @@ namespace Fitness.ViewModels
 
                     var locations = range.Select(x => landmarks[0, x].Location).ToList();
                     var squatSimilarity = SquatDetector.Similarity(locations);
-                    var squatDetection = squatSimilarity > 0.95 ? "SQUAT DETECTED" : "no squat";
+                    if (float.IsNaN(squatSimilarity))
+                    {
+                        squatSimilarity = 0.0f;
+                    }
+
+                    var squatDetection = squatSimilarity >= SquatDetectedThreshold ? "SQUAT DETECTED" : "no squat";
 
                     NUIContext.InvokeOnMainThread(() =>
                     {