V4.1.0 - Uses CNN V0.12

app/src/main/AndroidManifest.xml

@@ -2,8 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     package="uk.org.openseizuredetector"
-    android:versionCode="111"
-    android:versionName="4.1.0h">
+    android:versionCode="112"
+    android:versionName="4.1.0">
     <!-- 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/LogManager.java

@@ -82,7 +82,7 @@ public class LogManager {
     private boolean mUploadInProgress;
     private long mEventDuration = 120;   // event duration in seconds - uploads datapoints that cover this time range centred on the event time.
     public long mDataRetentionPeriod = 1; // Prunes the local db so it only retains data younger than this duration (in days)
-    private long mRemoteLogPeriod = 60; // Period in seconds between uploads to the remote server.
+    private long mRemoteLogPeriod = 10; // Period in seconds between uploads to the remote server.
     private ArrayList<JSONObject> mDatapointsToUploadList;
     private String mCurrentEventRemoteId;
     private long mCurrentEventLocalId = -1;

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

@@ -25,7 +25,7 @@ import java.util.Map;
 
 public class SdAlgNn {
     private final static String TAG = "SdAlgNn";
-    private final static String MODEL_PATH = "best_model_v0.09.tflite";
+    private final static String MODEL_PATH = "best_model_v0.12.tflite";
     private String mUrlBase = "https://osdApi.ddns.net";
     private InterpreterApi interpreter;
     private Context mContext;

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

@@ -112,7 +112,6 @@ public abstract class SdDataSource {
         mSdDataReceiver = sdDataReceiver;
         mSdData = new SdData();
 
-        mSdAlgNn = new SdAlgNn(mContext);
     }
 
     /**
@@ -133,6 +132,13 @@ public abstract class SdDataSource {
         Log.v(TAG, "start()");
         mUtil.writeToSysLogFile("SdDataSource.start()");
         updatePrefs();
+
+        if (mSdData.mCnnAlarmActive) {
+            mSdAlgNn = new SdAlgNn(mContext);
+        } else {
+            mSdData.mPseizure = 0;
+        }
+
         // Start timer to check status of watch regularly.
         mDataStatusTime = new Time(Time.getCurrentTimezone());
         // use a timer to check the status of the pebble app on the same frequency
@@ -220,7 +226,9 @@ public abstract class SdDataSource {
             mUtil.writeToSysLogFile("SDDataSource.stop() - error - " + e.toString());
         }
 
+        if (mSdData.mCnnAlarmActive) {
             mSdAlgNn.close();
+        }
 
     }
 
@@ -490,7 +498,9 @@ public abstract class SdDataSource {
 
         // Use the neural network algorithm to calculate the probability of the data
         // being representative of a seizure (sets mSdData.mPseizure)
+        if (mSdData.mCnnAlarmActive) {
             nnAnalysis();
+        }
 
         // Check this data to see if it represents an alarm state.
         alarmCheck();
@@ -744,9 +754,14 @@ public abstract class SdDataSource {
     void nnAnalysis() {
         //Check the current set of data using the neural network model to look for alarms.
         Log.d(TAG,"nnAnalysis");
+        if (mSdData.mCnnAlarmActive) {
             float pSeizure = mSdAlgNn.getPseizure(mSdData);
-        Log.d(TAG,"nnAnalysis - nnResult="+pSeizure);
+            Log.d(TAG, "nnAnalysis - nnResult=" + pSeizure);
             mSdData.mPseizure = pSeizure;
+        } else {
+            Log.d(TAG, "nnAnalysis - mCnAlarmActive is false - not analysing");
+            mSdData.mPseizure = 0;
+        }
     }
 
     /**

app/src/main/res/values/strings.xml

@@ -3,8 +3,7 @@
     <string name="app_name">OpenSeizureDetector</string>
     <string name="changelog">
         "\n
-        \nV4.1.0g - CNN V0.09
-        \nV4.1.0 - Added Machine Learning (Artificial Intelligence) Detection Algorithm Option
+        \nV4.1.0 - Added Machine Learning (Artificial Intelligence) Detection Algorithm Option (CNN V0.12)
         \nV4.0.7 - Improvements to Data Sharing data log manager screen.
           - Introduced the &lt;b>Data Sharing&lt;/b> feature to allow users to share their seizure and false alarm data
         with researchers to help improve the system.&lt;br/>