diff --git a/src/tutorials/java/RefiningPleiades/GroundRefining.java b/src/tutorials/java/RefiningPleiades/GroundRefining.java
index b7735ffb383cba86cbd616c7084106a2dd25cecf..1aafed442c6458f2d454ff04f1878d9b958c879f 100644
--- a/src/tutorials/java/RefiningPleiades/GroundRefining.java
+++ b/src/tutorials/java/RefiningPleiades/GroundRefining.java
@@ -188,8 +188,8 @@ public class GroundRefining extends Refining {
                                                                            noise);
             refining.setMeasurements(measurements);
 
-            // Compute ground truth residues
-            // -----------------------------
+            // Compute ground truth residuals
+            // ------------------------------
             System.out.format("\n**** Ground truth residuals **** %n");
             refining.computeMetrics(measurements.getGroundMapping(), refining.getRugged(), false);
 
@@ -198,8 +198,8 @@ public class GroundRefining extends Refining {
             System.out.format("\n**** Initialize physical model without disruptions: reset Roll/Pitch/Factor **** %n");
             refining.resetModel(refining.getRugged(), refining.getSensorName(), true);
 
-            // Compute initial residues
-            // ------------------------
+            // Compute initial residuals
+            // -------------------------
             System.out.format("\n**** Initial Residuals  **** %n");
             refining.computeMetrics(measurements.getGroundMapping(), refining.getRugged(), false);
 
@@ -222,10 +222,10 @@ public class GroundRefining extends Refining {
             // ------------------
             System.out.format("\n**** Compute Statistics **** %n");
 
-            // Residues computed in meters
+            // Residuals computed in meters
             refining.computeMetrics(measurements.getGroundMapping(), refining.getRugged(), false);
 
-            // Residues computed in degrees
+            // Residuals computed in degrees
             refining.computeMetrics(measurements.getGroundMapping(), refining.getRugged(), true);
 
         } catch (OrekitException oe) {
diff --git a/src/tutorials/java/RefiningPleiades/InterRefining.java b/src/tutorials/java/RefiningPleiades/InterRefining.java
index 613b269ba4055287bfd6f8aa20683a21e64cdd29..a4d32f9262fb5b705f9a4b3a0ad33dede657e586 100644
--- a/src/tutorials/java/RefiningPleiades/InterRefining.java
+++ b/src/tutorials/java/RefiningPleiades/InterRefining.java
@@ -275,8 +275,8 @@ public class InterRefining extends Refining {
                                                                           noise);
             refining.setMeasurements(measurements);
 
-            // Compute ground truth residues
-            // -----------------------------
+            // Compute ground truth residuals
+            // ------------------------------
             System.out.format("\n**** Ground truth residuals **** %n");
             refining.computeMetrics(measurements.getInterMapping(), refining.getRuggedA(), refining.getRuggedB(), false);
 
@@ -286,8 +286,8 @@ public class InterRefining extends Refining {
             refining.resetModel(refining.getRuggedA(), refining.getSensorNameA(), false);
             refining.resetModel(refining.getRuggedB(), refining.getSensorNameB(), false);
 
-            // Compute initial residues
-            // ------------------------
+            // Compute initial residuals
+            // -------------------------
             System.out.format("\n**** Initial Residuals  **** %n");
             refining.computeMetrics(measurements.getInterMapping(), refining.getRuggedA(), refining.getRuggedB(), false);
 
diff --git a/src/tutorials/java/RefiningPleiades/Refining.java b/src/tutorials/java/RefiningPleiades/Refining.java
index 5e08a4e1b812ffbbe8904577e0add6bae9c562c1..f72256a3a3ecae8152782883a102af62c4870360 100644
--- a/src/tutorials/java/RefiningPleiades/Refining.java
+++ b/src/tutorials/java/RefiningPleiades/Refining.java
@@ -235,8 +235,8 @@ public class Refining {
         	stUnit="meters";
         }
 
-        LocalisationMetrics residues = new LocalisationMetrics(groundMapping, rugged, unit);
-        System.out.format("Max: %3.4e Mean: %3.4e %s%n",residues.getMaxResidual(),residues.getMeanResidual(), stUnit);
+        LocalisationMetrics residuals = new LocalisationMetrics(groundMapping, rugged, unit);
+        System.out.format("Max: %3.4e Mean: %3.4e %s%n",residuals.getMaxResidual(),residuals.getMeanResidual(), stUnit);
     }
 
     /** Compute metrics to evaluate geometric performances in location,
@@ -255,10 +255,10 @@ public class Refining {
         if(unit) stUnit="degrees";
         else stUnit="meters";
 
-        LocalisationMetrics residues = new LocalisationMetrics(interMapping, ruggedA, ruggedB, unit);
-        System.out.format("Max: %1.4e Mean: %1.4e %s%n",residues.getMaxResidual(),residues.getMeanResidual(), stUnit);
-        System.out.format("LOS distance Max: %1.4e Mean: %1.4e %s%n",residues.getLosMaxDistance(),residues.getLosMeanDistance(), stUnit);
-        System.out.format("Earth distance Max: %1.4e Mean: %1.4e %s%n",residues.getEarthMaxDistance(),residues.getEarthMeanDistance(), stUnit);
+        LocalisationMetrics residuals = new LocalisationMetrics(interMapping, ruggedA, ruggedB, unit);
+        System.out.format("Max: %1.4e Mean: %1.4e %s%n",residuals.getMaxResidual(),residuals.getMeanResidual(), stUnit);
+        System.out.format("LOS distance Max: %1.4e Mean: %1.4e %s%n",residuals.getLosMaxDistance(),residuals.getLosMeanDistance(), stUnit);
+        System.out.format("Earth distance Max: %1.4e Mean: %1.4e %s%n",residuals.getEarthMaxDistance(),residuals.getEarthMeanDistance(), stUnit);
     }
 
     /** Reset a model
diff --git a/src/tutorials/java/RefiningPleiades/metrics/LocalisationMetrics.java b/src/tutorials/java/RefiningPleiades/metrics/LocalisationMetrics.java
index d87437c49e30aff81d271ae8dfcacfe413980fad..0d1cd6246f5b7e710b61448e28b4daab2a7f1497 100644
--- a/src/tutorials/java/RefiningPleiades/metrics/LocalisationMetrics.java
+++ b/src/tutorials/java/RefiningPleiades/metrics/LocalisationMetrics.java
@@ -45,10 +45,10 @@ import org.orekit.time.AbsoluteDate;
  */
 public class LocalisationMetrics {
 
-    /** Maximum residue distance. */
+    /** Maximum residual distance. */
     private double resMax;
 
-    /** Mean residue distance. */
+    /** Mean residual distance. */
     private double resMean;
 
     /** LOS distance max. */
@@ -152,7 +152,7 @@ public class LocalisationMetrics {
                 resMax = distance;
             }
         }
-        // Mean of residues
+        // Mean of residuals
         resMean = count / nbMeas;
     }
 
@@ -248,15 +248,15 @@ public class LocalisationMetrics {
         earthDistanceMean = earthDistanceCount / nbMeas;
     }
 
-    /** Get the max residue.
-     * @return maximum of residues
+    /** Get the max residual.
+     * @return maximum of residuals
      */
     public double getMaxResidual() {
         return resMax;
     }
 
-    /** Get the mean of residues.
-     * @return mean of residues
+    /** Get the mean of residuals.
+     * @return mean of residuals
      */
     public double getMeanResidual() {
         return resMean;
@@ -276,15 +276,15 @@ public class LocalisationMetrics {
         return losDistanceMean;
     }
 
-    /** Get the Earth distance maximum residue.
-     * @return Earth distance max residue
+    /** Get the Earth distance maximum residual.
+     * @return Earth distance max residual
      */
     public double getEarthMaxDistance() {
         return earthDistanceMax;
     }
 
-    /** Get the Earth distance mean residue.
-     * @return Earth distance mean residue
+    /** Get the Earth distance mean residual.
+     * @return Earth distance mean residual
      */
     public double getEarthMeanDistance() {
         return earthDistanceMean;