Fixed problem with analysing only 3d data rather than vector magnitude.

app/src/main/AndroidManifest.xml

@@ -2,7 +2,7 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:versionCode="137"
-    android:versionName="4.2.3a">
+    android:versionName="4.2.3c">
     <!-- android:allowBackup="false" -->
     <uses-permission android:name="android.permission.BLUETOOTH" />
     <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" />

app/src/main/java/uk/org/openseizuredetector/SdDataSource.java

@@ -363,6 +363,7 @@ public abstract class SdDataSource {
                             z = mSdData.rawData3D[i*3 + 2];
                             mSdData.rawData[i] = Math.sqrt(x*x + y*y + z*z);
                         }
+                        mSdData.mNsamp = 125;
                     } else {
                         // If we do not have vector magnitude or 3d data, set the vector magnitude array to zero.
                         Log.e(TAG, "ERROR - no accelerometer data received - setting it to zero");