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b/userguide/multiclass/iris_dataset.html
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--- a/userguide/multiclass/news20_one-vs-the-rest_dataset.html
+++ b/userguide/multiclass/news20_one-vs-the-rest_dataset.html
@@ -568,14 +568,14 @@
             
         </li>
     
-        <li class="chapter " data-level="3.3" 
data-path="../ft_engineering/tfidf.html">
+        <li class="chapter " data-level="3.3" 
data-path="../ft_engineering/selection.html">
             
-                <a href="../ft_engineering/tfidf.html">
+                <a href="../ft_engineering/selection.html">
             
                     
                         <b>3.3.</b>
                     
-                    TF-IDF calculation
+                    Feature Selection
             
                 </a>
             
@@ -583,30 +583,29 @@
             
         </li>
     
-        <li class="chapter " data-level="3.4" 
data-path="../ft_engineering/ft_trans.html">
+        <li class="chapter " data-level="3.4" 
data-path="../ft_engineering/binning.html">
             
-                <a href="../ft_engineering/ft_trans.html">
+                <a href="../ft_engineering/binning.html">
             
                     
                         <b>3.4.</b>
                     
-                    FEATURE TRANSFORMATION
+                    Feature Binning
             
                 </a>
             
 
             
-            <ul class="articles">
-                
+        </li>
     
-        <li class="chapter " data-level="3.4.1" 
data-path="../ft_engineering/vectorizer.html">
+        <li class="chapter " data-level="3.5" 
data-path="../ft_engineering/tfidf.html">
             
-                <a href="../ft_engineering/vectorizer.html">
+                <a href="../ft_engineering/tfidf.html">
             
                     
-                        <b>3.4.1.</b>
+                        <b>3.5.</b>
                     
-                    Vectorize Features
+                    TF-IDF Calculation
             
                 </a>
             
@@ -614,34 +613,45 @@
             
         </li>
     
-        <li class="chapter " data-level="3.4.2" 
data-path="../ft_engineering/quantify.html">
+        <li class="chapter " data-level="3.6" 
data-path="../ft_engineering/ft_trans.html">
             
-                <a href="../ft_engineering/quantify.html">
+                <a href="../ft_engineering/ft_trans.html">
             
                     
-                        <b>3.4.2.</b>
+                        <b>3.6.</b>
                     
-                    Quantify non-number features
+                    FEATURE TRANSFORMATION
             
                 </a>
             
 
             
-        </li>
+            <ul class="articles">
+                
     
+        <li class="chapter " data-level="3.6.1" 
data-path="../ft_engineering/vectorization.html">
+            
+                <a href="../ft_engineering/vectorization.html">
+            
+                    
+                        <b>3.6.1.</b>
+                    
+                    Feature Vectorization
+            
+                </a>
+            
 
-            </ul>
             
         </li>
     
-        <li class="chapter " data-level="3.5" 
data-path="../ft_engineering/feature_selection.html">
+        <li class="chapter " data-level="3.6.2" 
data-path="../ft_engineering/quantify.html">
             
-                <a href="../ft_engineering/feature_selection.html">
+                <a href="../ft_engineering/quantify.html">
             
                     
-                        <b>3.5.</b>
+                        <b>3.6.2.</b>
                     
-                    Feature selection
+                    Quantify non-number features
             
                 </a>
             
@@ -650,6 +660,11 @@
         </li>
     
 
+            </ul>
+            
+        </li>
+    
+
     
         
         <li class="header">Part IV - Evaluation</li>
@@ -2090,7 +2105,7 @@ Apache Hivemall is an effort undergoing incubation at The 
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