diff --git a/src/main/java/com/yahoo/sketches/pig/tuple/DataToDoubleSummarySketch.java b/src/main/java/com/yahoo/sketches/pig/tuple/DataToDoubleSummarySketch.java
index ecb934b..acee0c5 100644
--- a/src/main/java/com/yahoo/sketches/pig/tuple/DataToDoubleSummarySketch.java
+++ b/src/main/java/com/yahoo/sketches/pig/tuple/DataToDoubleSummarySketch.java
@@ -7,10 +7,10 @@
 
 import org.apache.pig.Algebraic;
 
-import com.yahoo.sketches.tuple.DoubleSummary;
-import com.yahoo.sketches.tuple.DoubleSummaryDeserializer;
-import com.yahoo.sketches.tuple.DoubleSummaryFactory;
-import com.yahoo.sketches.tuple.DoubleSummarySetOperations;
+import com.yahoo.sketches.tuple.adouble.DoubleSummary;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryDeserializer;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryFactory;
+import com.yahoo.sketches.tuple.adouble.DoubleSummarySetOperations;
 
 /**
  * This UDF creates a Sketch&lt;DoubleSummary&gt; from raw data.
diff --git a/src/main/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToEstimates.java b/src/main/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToEstimates.java
index c3b61d3..00e3c23 100644
--- a/src/main/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToEstimates.java
+++ b/src/main/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToEstimates.java
@@ -13,12 +13,12 @@
 import org.apache.pig.data.TupleFactory;
 
 import com.yahoo.memory.Memory;
-import com.yahoo.sketches.tuple.DoubleSummary;
-import com.yahoo.sketches.tuple.DoubleSummaryDeserializer;
 import com.yahoo.sketches.tuple.Sketch;
 import com.yahoo.sketches.tuple.SketchIterator;
 import com.yahoo.sketches.tuple.Sketches;
 import com.yahoo.sketches.tuple.SummaryDeserializer;
+import com.yahoo.sketches.tuple.adouble.DoubleSummary;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryDeserializer;
 
 /**
  * This UDF converts a Sketch&lt;DoubleSummary&gt; to estimates.
diff --git a/src/main/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToPercentile.java b/src/main/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToPercentile.java
index 5b6c9be..1347ded 100644
--- a/src/main/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToPercentile.java
+++ b/src/main/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToPercentile.java
@@ -14,12 +14,12 @@
 import com.yahoo.memory.Memory;
 import com.yahoo.sketches.quantiles.DoublesSketch;
 import com.yahoo.sketches.quantiles.UpdateDoublesSketch;
-import com.yahoo.sketches.tuple.DoubleSummary;
-import com.yahoo.sketches.tuple.DoubleSummaryDeserializer;
 import com.yahoo.sketches.tuple.Sketch;
 import com.yahoo.sketches.tuple.SketchIterator;
 import com.yahoo.sketches.tuple.Sketches;
 import com.yahoo.sketches.tuple.SummaryDeserializer;
+import com.yahoo.sketches.tuple.adouble.DoubleSummary;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryDeserializer;
 
 /**
  * This UDF is to get a percentile value from a Sketch&lt;DoubleSummary&gt;.
diff --git a/src/main/java/com/yahoo/sketches/pig/tuple/UnionDoubleSummarySketch.java b/src/main/java/com/yahoo/sketches/pig/tuple/UnionDoubleSummarySketch.java
index 09206c2..6f6b389 100644
--- a/src/main/java/com/yahoo/sketches/pig/tuple/UnionDoubleSummarySketch.java
+++ b/src/main/java/com/yahoo/sketches/pig/tuple/UnionDoubleSummarySketch.java
@@ -7,9 +7,9 @@
 
 import org.apache.pig.Algebraic;
 
-import com.yahoo.sketches.tuple.DoubleSummary;
-import com.yahoo.sketches.tuple.DoubleSummaryDeserializer;
-import com.yahoo.sketches.tuple.DoubleSummarySetOperations;
+import com.yahoo.sketches.tuple.adouble.DoubleSummary;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryDeserializer;
+import com.yahoo.sketches.tuple.adouble.DoubleSummarySetOperations;
 
 /**
  * This is to union Sketch&lt;DoubleSummary&gt;.
diff --git a/src/test/java/com/yahoo/sketches/pig/tuple/DataToDoubleSummarySketchTest.java b/src/test/java/com/yahoo/sketches/pig/tuple/DataToDoubleSummarySketchTest.java
index e637c1b..206c2e3 100644
--- a/src/test/java/com/yahoo/sketches/pig/tuple/DataToDoubleSummarySketchTest.java
+++ b/src/test/java/com/yahoo/sketches/pig/tuple/DataToDoubleSummarySketchTest.java
@@ -16,14 +16,14 @@
 import org.testng.annotations.Test;
 
 import com.yahoo.memory.Memory;
-import com.yahoo.sketches.tuple.DoubleSummary;
-import com.yahoo.sketches.tuple.DoubleSummaryDeserializer;
-import com.yahoo.sketches.tuple.DoubleSummaryFactory;
 import com.yahoo.sketches.tuple.Sketch;
 import com.yahoo.sketches.tuple.SketchIterator;
 import com.yahoo.sketches.tuple.Sketches;
 import com.yahoo.sketches.tuple.UpdatableSketch;
 import com.yahoo.sketches.tuple.UpdatableSketchBuilder;
+import com.yahoo.sketches.tuple.adouble.DoubleSummary;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryDeserializer;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryFactory;
 
 public class DataToDoubleSummarySketchTest {
 
diff --git a/src/test/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToEstimatesTest.java b/src/test/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToEstimatesTest.java
index 73611e9..d8e9fb9 100644
--- a/src/test/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToEstimatesTest.java
+++ b/src/test/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToEstimatesTest.java
@@ -12,9 +12,9 @@
 import org.apache.pig.data.TupleFactory;
 
 import com.yahoo.sketches.tuple.UpdatableSketch;
-import com.yahoo.sketches.tuple.DoubleSummary;
-import com.yahoo.sketches.tuple.DoubleSummaryFactory;
 import com.yahoo.sketches.tuple.UpdatableSketchBuilder;
+import com.yahoo.sketches.tuple.adouble.DoubleSummary;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryFactory;
 
 public class DoubleSummarySketchToEstimatesTest {
   @Test
diff --git a/src/test/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToPercentileTest.java b/src/test/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToPercentileTest.java
index 639fa11..3738b22 100644
--- a/src/test/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToPercentileTest.java
+++ b/src/test/java/com/yahoo/sketches/pig/tuple/DoubleSummarySketchToPercentileTest.java
@@ -15,9 +15,9 @@
 import org.apache.pig.data.TupleFactory;
 
 import com.yahoo.sketches.tuple.UpdatableSketch;
-import com.yahoo.sketches.tuple.DoubleSummary;
-import com.yahoo.sketches.tuple.DoubleSummaryFactory;
 import com.yahoo.sketches.tuple.UpdatableSketchBuilder;
+import com.yahoo.sketches.tuple.adouble.DoubleSummary;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryFactory;
 
 public class DoubleSummarySketchToPercentileTest {
   @Test
diff --git a/src/test/java/com/yahoo/sketches/pig/tuple/UnionDoubleSummarySketchTest.java b/src/test/java/com/yahoo/sketches/pig/tuple/UnionDoubleSummarySketchTest.java
index 82d7ed5..85a44eb 100644
--- a/src/test/java/com/yahoo/sketches/pig/tuple/UnionDoubleSummarySketchTest.java
+++ b/src/test/java/com/yahoo/sketches/pig/tuple/UnionDoubleSummarySketchTest.java
@@ -17,14 +17,14 @@
 import org.testng.annotations.Test;
 
 import com.yahoo.memory.Memory;
-import com.yahoo.sketches.tuple.DoubleSummary;
-import com.yahoo.sketches.tuple.DoubleSummaryDeserializer;
-import com.yahoo.sketches.tuple.DoubleSummaryFactory;
 import com.yahoo.sketches.tuple.Sketch;
 import com.yahoo.sketches.tuple.SketchIterator;
 import com.yahoo.sketches.tuple.Sketches;
 import com.yahoo.sketches.tuple.UpdatableSketch;
 import com.yahoo.sketches.tuple.UpdatableSketchBuilder;
+import com.yahoo.sketches.tuple.adouble.DoubleSummary;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryDeserializer;
+import com.yahoo.sketches.tuple.adouble.DoubleSummaryFactory;
 
 public class UnionDoubleSummarySketchTest {