Throw error if train signal is shorter than expected

Vort · Jul 31, 2021 · 3b6e889 · 3b6e889
1 parent f963a8d
commit 3b6e889
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/SoundReceiver/Detector.cs b/SoundReceiver/Detector.cs
@@ -220,6 +220,8 @@ public byte[] Detect(short[] signal, out double snr)
             Complex[,] s = ToeplitzMatrix(
                 ToComplex(trainSignal.Skip(trainOffset4 + deltaRange).Take(trainSize2).ToArray()),
                 ToComplex(trainSignal.Skip(trainOffset4 - deltaRange).Take(deltaRange * 2 + 1).Reverse().ToArray()));
+            if (r.GetLength(0) != s.GetLength(0))
+                throw new SignalException("Equalizer construction failed");
 
             Complex[,] rct = ConjugateTranspose(r);
             Complex[,] rctrirct = Mul(Inverse(Mul(rct, r)), rct);