diff --git a/src/edu/nps/moves/dis7/utilities/TrialDisMulticastNetworkingDeprecated.java b/src/edu/nps/moves/dis7/utilities/TrialDisMulticastNetworkingDeprecated.java
index dc5fe9842fd7e60ed4812815cb9d4e7064bd64cf..44071d0593f758ff7f966b855a5f4024e8cfa258 100644
--- a/src/edu/nps/moves/dis7/utilities/TrialDisMulticastNetworkingDeprecated.java
+++ b/src/edu/nps/moves/dis7/utilities/TrialDisMulticastNetworkingDeprecated.java
@@ -27,10 +27,14 @@ public class TrialDisMulticastNetworkingDeprecated
   /** deprecated */
   public class ByteArrayBufferAndLength
   {
+    /** deprecated do not use */
     public byte[] bufferByteArray;
+    /** deprecated do not use */
     public int length;
 
-  /* deprecated do not use */
+    /** deprecated do not use
+       * @param bufferByteArray deprecated do not use
+       * @param length deprecated do not use */
     public ByteArrayBufferAndLength(byte[] bufferByteArray, int length)
     {
       this.bufferByteArray = bufferByteArray;
@@ -48,13 +52,15 @@ public class TrialDisMulticastNetworkingDeprecated
   private InetSocketAddress group;
   private NetworkInterface ni;
 
-  /* deprecated do not use */
+  /** deprecated do not use */
   public TrialDisMulticastNetworkingDeprecated()
   {
     this(DisThreadedNetworkInterface.DEFAULT_DIS_PORT, DisThreadedNetworkInterface.DEFAULT_MULTICAST_ADDRESS);
   }
 
-  /* deprecated do not use */
+  /** deprecated do not use
+     * @param port deprecated do not use
+     * @param mcastgroup deprecated do not use */
   public TrialDisMulticastNetworkingDeprecated(int port, String mcastgroup)
   {
     DIS_PORT = port;
@@ -70,19 +76,21 @@ public class TrialDisMulticastNetworkingDeprecated
     dos = new DataOutputStream(baos);
   }
 
-  /* deprecated do not use */
+  /** deprecated do not use
+     * @return  deprecated do not use */
   public int getPort()
   {
     return DIS_PORT;
   }
 
-  /* deprecated do not use */
+  /** deprecated do not use
+     * @return deprecated do not use */
   public String getIp()
   {
     return MCAST_GROUP;
   }
 
-  /* deprecated do not use */
+  /** deprecated do not use */
   public void stop()
   {
     if(rsocket != null) {
@@ -96,7 +104,9 @@ public class TrialDisMulticastNetworkingDeprecated
     }
   }
 
-  /* deprecated do not use */
+  /** deprecated do not use
+     * @return deprecated do not use
+     * @throws java.io.IOException if network-related error occurs */
   public Pdu receivePdu() throws IOException
   {
     PduFactory pduFactory = new PduFactory();
@@ -107,7 +117,9 @@ public class TrialDisMulticastNetworkingDeprecated
   private MulticastSocket rsocket;
   byte buffer[];
   DatagramPacket packet;
-  /* deprecated do not use */
+  /** deprecated do not use
+     * @return deprecated do not use
+     * @throws java.io.IOException if network-related error occurs */
   public ByteArrayBufferAndLength receiveRawPdu() throws IOException
   {
     rsocket = new MulticastSocket(DIS_PORT);
@@ -125,7 +137,12 @@ public class TrialDisMulticastNetworkingDeprecated
     return new ByteArrayBufferAndLength(packet.getData(), packet.getLength());
   }
 
-  public void sendPdu(Pdu pdu) throws Exception
+    /**
+     * deprecated do not use
+     * @param pdu deprecated do not use
+     * @throws Exception if network-related error occurs
+     */
+    public void sendPdu(Pdu pdu) throws Exception
   {
     // turn object into byte stream
     pdu.marshal(dos);
@@ -134,7 +151,13 @@ public class TrialDisMulticastNetworkingDeprecated
   }
 
   private MulticastSocket ssocket;
-  public void sendRawPdu(byte[] data) throws IOException
+
+    /**
+     * deprecated do not use
+     * @param data deprecated do not use
+     * @throws IOException if network-related error occurs
+     */
+    public void sendRawPdu(byte[] data) throws IOException
   {
     ssocket = new MulticastSocket();
     ssocket.joinGroup(group, ni);
diff --git a/src/edu/nps/moves/dis7/utilities/stream/PduPlayer.java b/src/edu/nps/moves/dis7/utilities/stream/PduPlayer.java
index e83fd6949c81329c10fea01b023a44aa882666ef..01fbe9f0f8c6bab28df35e3563c998863006762f 100644
--- a/src/edu/nps/moves/dis7/utilities/stream/PduPlayer.java
+++ b/src/edu/nps/moves/dis7/utilities/stream/PduPlayer.java
@@ -29,7 +29,8 @@ public class PduPlayer {
 
     /** PDU listener interface */
     public interface RawListener {
-        /** callback */
+        /** callback
+         * @param ba byte array for receipts */
         void receiveBytes(byte[] ba);
     }
     
@@ -87,8 +88,12 @@ public class PduPlayer {
     private byte[] globalByteBufferForX3dInterPolators = null;
     // -------------------- End Variables for X3D autogenerated code
     
-    public void addRawListener(RawListener lis) {
-        rawListener = lis;
+    /**
+     * Method to add listener
+     * @param listener listener of interest
+     */
+    public void addRawListener(RawListener listener) {
+        rawListener = listener;
     }
 
     /** Thread process for this class */
diff --git a/src/edu/nps/moves/dis7/utilities/stream/PduRecorder.java b/src/edu/nps/moves/dis7/utilities/stream/PduRecorder.java
index f0ab341b9543c9faf18d112cc536bc2396aa2470..a688f0c59e9214dc01c0c30180a342d7dc5f28ad 100644
--- a/src/edu/nps/moves/dis7/utilities/stream/PduRecorder.java
+++ b/src/edu/nps/moves/dis7/utilities/stream/PduRecorder.java
@@ -138,7 +138,8 @@ public class PduRecorder implements PduReceiver
   {
     running = false;
   }
-  /** End operation of this instance */
+  /** End operation of this instance
+     * @return recorder logFile */
   public File end()
   {
     running = false;
diff --git a/src/edu/nps/moves/dis7/utilities/stream/X3dCreateInterpolators.java b/src/edu/nps/moves/dis7/utilities/stream/X3dCreateInterpolators.java
index 3079b02e17bc71f99a333c2f6985ce99dfae4eb7..b1a3e051d716804adc2dbc9297bfd63f7ca28b67 100644
--- a/src/edu/nps/moves/dis7/utilities/stream/X3dCreateInterpolators.java
+++ b/src/edu/nps/moves/dis7/utilities/stream/X3dCreateInterpolators.java
@@ -111,8 +111,8 @@ public class X3dCreateInterpolators {
         }
     }
 
-    public void makeX3dInterpolator() {
-
+    public void makeX3dInterpolator()
+    {
         //Compression of the testMap.
         //Remove all collinear points.
         X3dSlidingWindowCompression slidingWindowCompression = new X3dSlidingWindowCompression(testMap);
diff --git a/src/edu/nps/moves/dis7/utilities/stream/X3dCreateLineSet.java b/src/edu/nps/moves/dis7/utilities/stream/X3dCreateLineSet.java
index 8e68160be2ae70f83ea4c0324fda9d8b0530c81a..8176a11429126d95aca80259ba6933abd353c127 100644
--- a/src/edu/nps/moves/dis7/utilities/stream/X3dCreateLineSet.java
+++ b/src/edu/nps/moves/dis7/utilities/stream/X3dCreateLineSet.java
@@ -35,15 +35,16 @@ public class X3dCreateLineSet {
     private NumberFormat coordinateNumberFormat = NumberFormat.getInstance(new Locale("en", "US"));
 
     // -------------------- End Variables for Position Interpolator
-    public X3dCreateLineSet() {
 
+    /** Constructor */
+    public X3dCreateLineSet()
+    {
         //3 significant digits equals milimeter position accuracy and 0.001 radians = 0.0572963266634555‬ degrees
         coordinateNumberFormat.setMaximumFractionDigits(3);
-
     }
 
-    public void addPointsToMap(byte[] localBufferShort) {
-
+    public void addPointsToMap(byte[] localBufferShort)
+    {
         this.bufferShort = localBufferShort.clone();
 
         if (bufferShort[2] == 1) {
diff --git a/src/edu/nps/moves/dis7/utilities/stream/X3dSlidingWindowCompression.java b/src/edu/nps/moves/dis7/utilities/stream/X3dSlidingWindowCompression.java
index 862a0e365402457962bf5c78e166c216f98ac254..fb3b9978fa373d90da44e0bf672c50762e3929b6 100644
--- a/src/edu/nps/moves/dis7/utilities/stream/X3dSlidingWindowCompression.java
+++ b/src/edu/nps/moves/dis7/utilities/stream/X3dSlidingWindowCompression.java
@@ -18,6 +18,10 @@ public class X3dSlidingWindowCompression {
 
     private Map<Double, X3dCoordinates> localMap;
 
+    /**
+     * Constructor
+     * @param localHashMap double map of X3dCoordinates
+     */
     public X3dSlidingWindowCompression(Map<Double, X3dCoordinates> localHashMap) {
 
         this.localMap = new LinkedHashMap<>();
@@ -27,6 +31,10 @@ public class X3dSlidingWindowCompression {
         }
     }
 
+    /**
+     * Perform sliding window computations
+     * @return double map of X3dCoordinates
+     */
     public Map<Double, X3dCoordinates> doSlidingWindow() {
 
         System.out.println("DISTools.Regression.doRegression()");