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[26/51] [partial] incubator-hivemall-site git commit: Added the user guide

http://git-wip-us.apache.org/repos/asf/incubator-hivemall-site/blob/30afb6e4/userguide/ft_engineering/quantify.html
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+
+<!DOCTYPE HTML>
+<html lang="" >
+    <head>
+        <meta charset="UTF-8">
+        <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
+        <title>Quantify non-number features � Hivemall User Manual</title>
+        <meta http-equiv="X-UA-Compatible" content="IE=edge" />
+        <meta name="description" content="">
+        <meta name="generator" content="GitBook 3.2.2">
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+        
+    
+        
+    
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+    
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+        
+    
+    
+    <meta name="HandheldFriendly" content="true"/>
+    <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
+    <meta name="apple-mobile-web-app-capable" content="yes">
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+    <link rel="shortcut icon" href="../gitbook/images/favicon.ico" type="image/x-icon">
+
+    
+    <link rel="next" href="../eval/stat_eval.html" />
+    
+    
+    <link rel="prev" href="vectorizer.html" />
+    
+
+    </head>
+    <body>
+        
+<div class="book">
+    <div class="book-summary">
+        
+            
+<div id="book-search-input" role="search">
+    <input type="text" placeholder="Type to search" />
+</div>
+
+            
+                <nav role="navigation">
+                
+
+
+<ul class="summary">
+    
+    
+    
+        
+        <li>
+            <a href="http://hivemall.incubator.apache.org/" target="_blank" class="custom-link"><i class="fa fa-home"></i> Home</a>
+        </li>
+    
+    
+
+    
+    <li class="divider"></li>
+    
+
+    
+        
+        <li class="header">TABLE OF CONTENTS</li>
+        
+        
+    
+        <li class="chapter " data-level="1.1" data-path="../">
+            
+                <a href="../">
+            
+                    
+                        <b>1.1.</b>
+                    
+                    Introduction
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.2" data-path="../getting_started/">
+            
+                <a href="../getting_started/">
+            
+                    
+                        <b>1.2.</b>
+                    
+                    Getting Started
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="1.2.1" data-path="../getting_started/installation.html">
+            
+                <a href="../getting_started/installation.html">
+            
+                    
+                        <b>1.2.1.</b>
+                    
+                    Installation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.2.2" data-path="../getting_started/permanent-functions.html">
+            
+                <a href="../getting_started/permanent-functions.html">
+            
+                    
+                        <b>1.2.2.</b>
+                    
+                    Install as permanent functions
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.2.3" data-path="../getting_started/input-format.html">
+            
+                <a href="../getting_started/input-format.html">
+            
+                    
+                        <b>1.2.3.</b>
+                    
+                    Input Format
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="1.3" data-path="../tips/">
+            
+                <a href="../tips/">
+            
+                    
+                        <b>1.3.</b>
+                    
+                    Tips for Effective Hivemall
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="1.3.1" data-path="../tips/addbias.html">
+            
+                <a href="../tips/addbias.html">
+            
+                    
+                        <b>1.3.1.</b>
+                    
+                    Explicit addBias() for better prediction
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.3.2" data-path="../tips/rand_amplify.html">
+            
+                <a href="../tips/rand_amplify.html">
+            
+                    
+                        <b>1.3.2.</b>
+                    
+                    Use rand_amplify() to better prediction results
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.3.3" data-path="../tips/rt_prediction.html">
+            
+                <a href="../tips/rt_prediction.html">
+            
+                    
+                        <b>1.3.3.</b>
+                    
+                    Real-time Prediction on RDBMS
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.3.4" data-path="../tips/ensemble_learning.html">
+            
+                <a href="../tips/ensemble_learning.html">
+            
+                    
+                        <b>1.3.4.</b>
+                    
+                    Ensemble learning for stable prediction
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.3.5" data-path="../tips/mixserver.html">
+            
+                <a href="../tips/mixserver.html">
+            
+                    
+                        <b>1.3.5.</b>
+                    
+                    Mixing models for a better prediction convergence (MIX server)
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.3.6" data-path="../tips/emr.html">
+            
+                <a href="../tips/emr.html">
+            
+                    
+                        <b>1.3.6.</b>
+                    
+                    Run Hivemall on Amazon Elastic MapReduce
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="1.4" data-path="../tips/general_tips.html">
+            
+                <a href="../tips/general_tips.html">
+            
+                    
+                        <b>1.4.</b>
+                    
+                    General Hive/Hadoop tips
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="1.4.1" data-path="../tips/rowid.html">
+            
+                <a href="../tips/rowid.html">
+            
+                    
+                        <b>1.4.1.</b>
+                    
+                    Adding rowid for each row
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.4.2" data-path="../tips/hadoop_tuning.html">
+            
+                <a href="../tips/hadoop_tuning.html">
+            
+                    
+                        <b>1.4.2.</b>
+                    
+                    Hadoop tuning for Hivemall
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="1.5" data-path="../troubleshooting/">
+            
+                <a href="../troubleshooting/">
+            
+                    
+                        <b>1.5.</b>
+                    
+                    Troubleshooting
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="1.5.1" data-path="../troubleshooting/oom.html">
+            
+                <a href="../troubleshooting/oom.html">
+            
+                    
+                        <b>1.5.1.</b>
+                    
+                    OutOfMemoryError in training
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.5.2" data-path="../troubleshooting/mapjoin_task_error.html">
+            
+                <a href="../troubleshooting/mapjoin_task_error.html">
+            
+                    
+                        <b>1.5.2.</b>
+                    
+                    SemanticException Generate Map Join Task Error: Cannot serialize object
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.5.3" data-path="../troubleshooting/asterisk.html">
+            
+                <a href="../troubleshooting/asterisk.html">
+            
+                    
+                        <b>1.5.3.</b>
+                    
+                    Asterisk argument for UDTF does not work
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.5.4" data-path="../troubleshooting/num_mappers.html">
+            
+                <a href="../troubleshooting/num_mappers.html">
+            
+                    
+                        <b>1.5.4.</b>
+                    
+                    The number of mappers is less than input splits in Hadoop 2.x
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="1.5.5" data-path="../troubleshooting/mapjoin_classcastex.html">
+            
+                <a href="../troubleshooting/mapjoin_classcastex.html">
+            
+                    
+                        <b>1.5.5.</b>
+                    
+                    Map-side Join causes ClassCastException on Tez
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part II - Generic Features</li>
+        
+        
+    
+        <li class="chapter " data-level="2.1" data-path="../misc/generic_funcs.html">
+            
+                <a href="../misc/generic_funcs.html">
+            
+                    
+                        <b>2.1.</b>
+                    
+                    List of generic Hivemall functions
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="2.2" data-path="../misc/topk.html">
+            
+                <a href="../misc/topk.html">
+            
+                    
+                        <b>2.2.</b>
+                    
+                    Efficient Top-K query processing
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="2.3" data-path="../misc/tokenizer.html">
+            
+                <a href="../misc/tokenizer.html">
+            
+                    
+                        <b>2.3.</b>
+                    
+                    English/Japanese Text Tokenizer
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part III - Feature Engineering</li>
+        
+        
+    
+        <li class="chapter " data-level="3.1" data-path="scaling.html">
+            
+                <a href="scaling.html">
+            
+                    
+                        <b>3.1.</b>
+                    
+                    Feature Scaling
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="3.2" data-path="hashing.html">
+            
+                <a href="hashing.html">
+            
+                    
+                        <b>3.2.</b>
+                    
+                    Feature Hashing
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="3.3" data-path="tfidf.html">
+            
+                <a href="tfidf.html">
+            
+                    
+                        <b>3.3.</b>
+                    
+                    TF-IDF calculation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="3.4" data-path="ft_trans.html">
+            
+                <a href="ft_trans.html">
+            
+                    
+                        <b>3.4.</b>
+                    
+                    FEATURE TRANSFORMATION
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="3.4.1" data-path="vectorizer.html">
+            
+                <a href="vectorizer.html">
+            
+                    
+                        <b>3.4.1.</b>
+                    
+                    Vectorize Features
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter active" data-level="3.4.2" data-path="quantify.html">
+            
+                <a href="quantify.html">
+            
+                    
+                        <b>3.4.2.</b>
+                    
+                    Quantify non-number features
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part IV - Evaluation</li>
+        
+        
+    
+        <li class="chapter " data-level="4.1" data-path="../eval/stat_eval.html">
+            
+                <a href="../eval/stat_eval.html">
+            
+                    
+                        <b>4.1.</b>
+                    
+                    Statistical evaluation of a prediction model
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="4.2" data-path="../eval/datagen.html">
+            
+                <a href="../eval/datagen.html">
+            
+                    
+                        <b>4.2.</b>
+                    
+                    Data Generation
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="4.2.1" data-path="../eval/lr_datagen.html">
+            
+                <a href="../eval/lr_datagen.html">
+            
+                    
+                        <b>4.2.1.</b>
+                    
+                    Logistic Regression data generation
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part V - Binary classification</li>
+        
+        
+    
+        <li class="chapter " data-level="5.1" data-path="../binaryclass/a9a.html">
+            
+                <a href="../binaryclass/a9a.html">
+            
+                    
+                        <b>5.1.</b>
+                    
+                    a9a Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="5.1.1" data-path="../binaryclass/a9a_dataset.html">
+            
+                <a href="../binaryclass/a9a_dataset.html">
+            
+                    
+                        <b>5.1.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="5.1.2" data-path="../binaryclass/a9a_lr.html">
+            
+                <a href="../binaryclass/a9a_lr.html">
+            
+                    
+                        <b>5.1.2.</b>
+                    
+                    Logistic Regression
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="5.1.3" data-path="../binaryclass/a9a_minibatch.html">
+            
+                <a href="../binaryclass/a9a_minibatch.html">
+            
+                    
+                        <b>5.1.3.</b>
+                    
+                    Mini-batch Gradient Descent
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="5.2" data-path="../binaryclass/news20.html">
+            
+                <a href="../binaryclass/news20.html">
+            
+                    
+                        <b>5.2.</b>
+                    
+                    News20 Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="5.2.1" data-path="../binaryclass/news20_dataset.html">
+            
+                <a href="../binaryclass/news20_dataset.html">
+            
+                    
+                        <b>5.2.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="5.2.2" data-path="../binaryclass/news20_pa.html">
+            
+                <a href="../binaryclass/news20_pa.html">
+            
+                    
+                        <b>5.2.2.</b>
+                    
+                    Perceptron, Passive Aggressive
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="5.2.3" data-path="../binaryclass/news20_scw.html">
+            
+                <a href="../binaryclass/news20_scw.html">
+            
+                    
+                        <b>5.2.3.</b>
+                    
+                    CW, AROW, SCW
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="5.2.4" data-path="../binaryclass/news20_adagrad.html">
+            
+                <a href="../binaryclass/news20_adagrad.html">
+            
+                    
+                        <b>5.2.4.</b>
+                    
+                    AdaGradRDA, AdaGrad, AdaDelta
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="5.3" data-path="../binaryclass/kdd2010a.html">
+            
+                <a href="../binaryclass/kdd2010a.html">
+            
+                    
+                        <b>5.3.</b>
+                    
+                    KDD2010a Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="5.3.1" data-path="../binaryclass/kdd2010a_dataset.html">
+            
+                <a href="../binaryclass/kdd2010a_dataset.html">
+            
+                    
+                        <b>5.3.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="5.3.2" data-path="../binaryclass/kdd2010a_scw.html">
+            
+                <a href="../binaryclass/kdd2010a_scw.html">
+            
+                    
+                        <b>5.3.2.</b>
+                    
+                    PA, CW, AROW, SCW
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="5.4" data-path="../binaryclass/kdd2010b.html">
+            
+                <a href="../binaryclass/kdd2010b.html">
+            
+                    
+                        <b>5.4.</b>
+                    
+                    KDD2010b Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="5.4.1" data-path="../binaryclass/kdd2010b_dataset.html">
+            
+                <a href="../binaryclass/kdd2010b_dataset.html">
+            
+                    
+                        <b>5.4.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="5.4.2" data-path="../binaryclass/kdd2010b_arow.html">
+            
+                <a href="../binaryclass/kdd2010b_arow.html">
+            
+                    
+                        <b>5.4.2.</b>
+                    
+                    AROW
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="5.5" data-path="../binaryclass/webspam.html">
+            
+                <a href="../binaryclass/webspam.html">
+            
+                    
+                        <b>5.5.</b>
+                    
+                    Webspam Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="5.5.1" data-path="../binaryclass/webspam_dataset.html">
+            
+                <a href="../binaryclass/webspam_dataset.html">
+            
+                    
+                        <b>5.5.1.</b>
+                    
+                    Data pareparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="5.5.2" data-path="../binaryclass/webspam_scw.html">
+            
+                <a href="../binaryclass/webspam_scw.html">
+            
+                    
+                        <b>5.5.2.</b>
+                    
+                    PA1, AROW, SCW
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part VI - Multiclass classification</li>
+        
+        
+    
+        <li class="chapter " data-level="6.1" data-path="../multiclass/news20.html">
+            
+                <a href="../multiclass/news20.html">
+            
+                    
+                        <b>6.1.</b>
+                    
+                    News20 Multiclass Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="6.1.1" data-path="../multiclass/news20_dataset.html">
+            
+                <a href="../multiclass/news20_dataset.html">
+            
+                    
+                        <b>6.1.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="6.1.2" data-path="../multiclass/news20_one-vs-the-rest_dataset.html">
+            
+                <a href="../multiclass/news20_one-vs-the-rest_dataset.html">
+            
+                    
+                        <b>6.1.2.</b>
+                    
+                    Data preparation for one-vs-the-rest classifiers
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="6.1.3" data-path="../multiclass/news20_pa.html">
+            
+                <a href="../multiclass/news20_pa.html">
+            
+                    
+                        <b>6.1.3.</b>
+                    
+                    PA
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="6.1.4" data-path="../multiclass/news20_scw.html">
+            
+                <a href="../multiclass/news20_scw.html">
+            
+                    
+                        <b>6.1.4.</b>
+                    
+                    CW, AROW, SCW
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="6.1.5" data-path="../multiclass/news20_ensemble.html">
+            
+                <a href="../multiclass/news20_ensemble.html">
+            
+                    
+                        <b>6.1.5.</b>
+                    
+                    Ensemble learning
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="6.1.6" data-path="../multiclass/news20_one-vs-the-rest.html">
+            
+                <a href="../multiclass/news20_one-vs-the-rest.html">
+            
+                    
+                        <b>6.1.6.</b>
+                    
+                    one-vs-the-rest classifier
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="6.2" data-path="../multiclass/iris.html">
+            
+                <a href="../multiclass/iris.html">
+            
+                    
+                        <b>6.2.</b>
+                    
+                    Iris Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="6.2.1" data-path="../multiclass/iris_dataset.html">
+            
+                <a href="../multiclass/iris_dataset.html">
+            
+                    
+                        <b>6.2.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="6.2.2" data-path="../multiclass/iris_scw.html">
+            
+                <a href="../multiclass/iris_scw.html">
+            
+                    
+                        <b>6.2.2.</b>
+                    
+                    SCW
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="6.2.3" data-path="../multiclass/iris_randomforest.html">
+            
+                <a href="../multiclass/iris_randomforest.html">
+            
+                    
+                        <b>6.2.3.</b>
+                    
+                    RandomForest
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part VII - Regression</li>
+        
+        
+    
+        <li class="chapter " data-level="7.1" data-path="../regression/e2006.html">
+            
+                <a href="../regression/e2006.html">
+            
+                    
+                        <b>7.1.</b>
+                    
+                    E2006-tfidf regression Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="7.1.1" data-path="../regression/e2006_dataset.html">
+            
+                <a href="../regression/e2006_dataset.html">
+            
+                    
+                        <b>7.1.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="7.1.2" data-path="../regression/e2006_arow.html">
+            
+                <a href="../regression/e2006_arow.html">
+            
+                    
+                        <b>7.1.2.</b>
+                    
+                    Passive Aggressive, AROW
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="7.2" data-path="../regression/kddcup12tr2.html">
+            
+                <a href="../regression/kddcup12tr2.html">
+            
+                    
+                        <b>7.2.</b>
+                    
+                    KDDCup 2012 track 2 CTR prediction Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="7.2.1" data-path="../regression/kddcup12tr2_dataset.html">
+            
+                <a href="../regression/kddcup12tr2_dataset.html">
+            
+                    
+                        <b>7.2.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="7.2.2" data-path="../regression/kddcup12tr2_lr.html">
+            
+                <a href="../regression/kddcup12tr2_lr.html">
+            
+                    
+                        <b>7.2.2.</b>
+                    
+                    Logistic Regression, Passive Aggressive
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="7.2.3" data-path="../regression/kddcup12tr2_lr_amplify.html">
+            
+                <a href="../regression/kddcup12tr2_lr_amplify.html">
+            
+                    
+                        <b>7.2.3.</b>
+                    
+                    Logistic Regression with Amplifier
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="7.2.4" data-path="../regression/kddcup12tr2_adagrad.html">
+            
+                <a href="../regression/kddcup12tr2_adagrad.html">
+            
+                    
+                        <b>7.2.4.</b>
+                    
+                    AdaGrad, AdaDelta
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part VIII - Recommendation</li>
+        
+        
+    
+        <li class="chapter " data-level="8.1" data-path="../recommend/cf.html">
+            
+                <a href="../recommend/cf.html">
+            
+                    
+                        <b>8.1.</b>
+                    
+                    Collaborative Filtering
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="8.1.1" data-path="../recommend/item_based_cf.html">
+            
+                <a href="../recommend/item_based_cf.html">
+            
+                    
+                        <b>8.1.1.</b>
+                    
+                    Item-based Collaborative Filtering
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="8.2" data-path="../recommend/news20.html">
+            
+                <a href="../recommend/news20.html">
+            
+                    
+                        <b>8.2.</b>
+                    
+                    News20 related article recommendation Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="8.2.1" data-path="../multiclass/news20_dataset.html">
+            
+                <a href="../multiclass/news20_dataset.html">
+            
+                    
+                        <b>8.2.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.2.2" data-path="../recommend/news20_jaccard.html">
+            
+                <a href="../recommend/news20_jaccard.html">
+            
+                    
+                        <b>8.2.2.</b>
+                    
+                    LSH/Minhash and Jaccard Similarity
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.2.3" data-path="../recommend/news20_knn.html">
+            
+                <a href="../recommend/news20_knn.html">
+            
+                    
+                        <b>8.2.3.</b>
+                    
+                    LSH/Minhash and Brute-Force Search
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.2.4" data-path="../recommend/news20_bbit_minhash.html">
+            
+                <a href="../recommend/news20_bbit_minhash.html">
+            
+                    
+                        <b>8.2.4.</b>
+                    
+                    kNN search using b-Bits Minhash
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+        <li class="chapter " data-level="8.3" data-path="../recommend/movielens.html">
+            
+                <a href="../recommend/movielens.html">
+            
+                    
+                        <b>8.3.</b>
+                    
+                    MovieLens movie recommendation Tutorial
+            
+                </a>
+            
+
+            
+            <ul class="articles">
+                
+    
+        <li class="chapter " data-level="8.3.1" data-path="../recommend/movielens_dataset.html">
+            
+                <a href="../recommend/movielens_dataset.html">
+            
+                    
+                        <b>8.3.1.</b>
+                    
+                    Data preparation
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.3.2" data-path="../recommend/movielens_mf.html">
+            
+                <a href="../recommend/movielens_mf.html">
+            
+                    
+                        <b>8.3.2.</b>
+                    
+                    Matrix Factorization
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.3.3" data-path="../recommend/movielens_fm.html">
+            
+                <a href="../recommend/movielens_fm.html">
+            
+                    
+                        <b>8.3.3.</b>
+                    
+                    Factorization Machine
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="8.3.4" data-path="../recommend/movielens_cv.html">
+            
+                <a href="../recommend/movielens_cv.html">
+            
+                    
+                        <b>8.3.4.</b>
+                    
+                    10-fold Cross Validation (Matrix Factorization)
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+            </ul>
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part IX - Anomaly Detection</li>
+        
+        
+    
+        <li class="chapter " data-level="9.1" data-path="../anomaly/lof.html">
+            
+                <a href="../anomaly/lof.html">
+            
+                    
+                        <b>9.1.</b>
+                    
+                    Outlier Detection using Local Outlier Factor (LOF)
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+    
+        
+        <li class="header">Part X - External References</li>
+        
+        
+    
+        <li class="chapter " data-level="10.1" >
+            
+                <a target="_blank" href="https://github.com/maropu/hivemall-spark">
+            
+                    
+                        <b>10.1.</b>
+                    
+                    Hivemall on Apache Spark
+            
+                </a>
+            
+
+            
+        </li>
+    
+        <li class="chapter " data-level="10.2" >
+            
+                <a target="_blank" href="https://github.com/daijyc/hivemall/wiki/PigHome">
+            
+                    
+                        <b>10.2.</b>
+                    
+                    Hivemall on Apache Pig
+            
+                </a>
+            
+
+            
+        </li>
+    
+
+    
+
+    <li class="divider"></li>
+
+    <li>
+        <a href="https://www.gitbook.com" target="blank" class="gitbook-link">
+            Published with GitBook
+        </a>
+    </li>
+</ul>
+
+
+                </nav>
+            
+        
+    </div>
+
+    <div class="book-body">
+        
+            <div class="body-inner">
+                
+                    
+
+<div class="book-header" role="navigation">
+    
+
+    <!-- Title -->
+    <h1>
+        <i class="fa fa-circle-o-notch fa-spin"></i>
+        <a href=".." >Quantify non-number features</a>
+    </h1>
+</div>
+
+
+
+
+                    <div class="page-wrapper" tabindex="-1" role="main">
+                        <div class="page-inner">
+                            
+<div id="book-search-results">
+    <div class="search-noresults">
+    
+                                <section class="normal markdown-section">
+                                
+                                <p><code>quantified_features</code> is useful for transforming values of non-number columns to indexed numbers.</p>
+<p><em>Note: The feature is supported Hivemall v0.4 or later.</em></p>
+<pre><code class="lang-sql">desc train;
+
+id                      int                                         
+age                     int                                         
+job                     string                                      
+marital                 string                                      
+education               string                                      
+default                 string                                      
+balance                 int                                         
+housing                 string                                      
+loan                    string                                      
+contact                 string                                      
+day                     int                                         
+month                   string                                      
+duration                int                                         
+campaign                int                                         
+pdays                   int                                         
+previous                int                                         
+poutcome                string                                      
+y                       int
+</code></pre>
+<pre><code class="lang-sql"><span class="hljs-keyword">select</span> * <span class="hljs-keyword">from</span> train <span class="hljs-keyword">limit</span> <span class="hljs-number">10</span>;
+
+1       39      blue-collar     married secondary       no      1756    yes     no      cellular        3       apr     939     1       -1      0       unknown 1
+2       51      entrepreneur    married primary no      1443    no      no      cellular        18      feb     172     10      -1      0       unknown 1
+3       36      management      single  tertiary        no      436     no      no      cellular        13      apr     567     1       595     2       failure 1
+4       63      retired married secondary       no      474     no      no      cellular        25      jan     423     1       -1      0       unknown 1
+5       31      management      single  tertiary        no      354     no      no      cellular        30      apr     502     1       9       2       success 1
+6       29      blue-collar     single  secondary       no      260     yes     no      unknown 2       jun     707     14      -1      0       unknown 1
+7       37      services        married secondary       no      52      yes     no      cellular        6       sep     908     1       185     9       success 1
+8       32      technician      single  secondary       no      230     yes     no      cellular        18      may     442     1       266     8       failure 1
+9       31      admin.  single  secondary       no      0       yes     no      cellular        7       may     895     2       295     2       failure 1
+10      32      self-employed   single  tertiary        no      1815    no      no      telephone       10      aug     235     1       102     2       failure 1
+</code></pre>
+<pre><code class="lang-sql"><span class="hljs-keyword">set</span> hivevar:output_row=<span class="hljs-literal">true</span>;
+
+<span class="hljs-keyword">select</span> quantify(${output_row}, *) 
+<span class="hljs-keyword">from</span> (
+  <span class="hljs-keyword">select</span> * <span class="hljs-keyword">from</span> train
+  <span class="hljs-keyword">order</span> <span class="hljs-keyword">by</span> <span class="hljs-keyword">id</span> <span class="hljs-keyword">asc</span> <span class="hljs-comment">-- force quantify() runs on a single reducer</span>
+) t
+<span class="hljs-keyword">limit</span> <span class="hljs-number">10</span>;
+
+1       39      0       0       0       0       1756    0       0       0       3       0       939     1       -1      0       0       1
+2       51      1       0       1       0       1443    1       0       0       18      1       172     10      -1      0       0       1
+3       36      2       1       2       0       436     1       0       0       13      0       567     1       595     2       1       1
+4       63      3       0       0       0       474     1       0       0       25      2       423     1       -1      0       0       1
+5       31      2       1       2       0       354     1       0       0       30      0       502     1       9       2       2       1
+6       29      0       1       0       0       260     0       0       1       2       3       707     14      -1      0       0       1
+7       37      4       0       0       0       52      0       0       0       6       4       908     1       185     9       2       1
+8       32      5       1       0       0       230     0       0       0       18      5       442     1       266     8       1       1
+9       31      6       1       0       0       0       0       0       0       7       5       895     2       295     2       1       1
+10      32      7       1       2       0       1815    1       0       2       10      6       235     1       102     2       1       1
+</code></pre>
+<pre><code class="lang-sql"><span class="hljs-keyword">select</span> 
+  quantify(
+    ${output_row}, <span class="hljs-keyword">id</span>, age, job, marital, education, <span class="hljs-keyword">default</span>, balance, housing, loan, contact, <span class="hljs-keyword">day</span>, <span class="hljs-keyword">month</span>, <span class="hljs-keyword">duration</span>, campaign, <span class="hljs-keyword">cast</span>(pdays <span class="hljs-keyword">as</span> <span class="hljs-keyword">string</span>), previous, poutcome, y
+  ) <span class="hljs-keyword">as</span> (<span class="hljs-keyword">id</span>, age, job, marital, education, <span class="hljs-keyword">default</span>, balance, housing, loan, contact, <span class="hljs-keyword">day</span>, <span class="hljs-keyword">month</span>, <span class="hljs-keyword">duration</span>, campaign, pdays, previous, poutcome, y)
+<span class="hljs-keyword">from</span> (
+  <span class="hljs-keyword">select</span> * <span class="hljs-keyword">from</span> train
+  <span class="hljs-keyword">order</span> <span class="hljs-keyword">by</span> <span class="hljs-keyword">id</span> <span class="hljs-keyword">asc</span>
+) t
+<span class="hljs-keyword">limit</span> <span class="hljs-number">10</span>;
+
+1       39      0       0       0       0       1756    0       0       0       3       0       939     1       0       0       0       1
+2       51      1       0       1       0       1443    1       0       0       18      1       172     10      0       0       0       1
+3       36      2       1       2       0       436     1       0       0       13      0       567     1       1       2       1       1
+4       63      3       0       0       0       474     1       0       0       25      2       423     1       0       0       0       1
+5       31      2       1       2       0       354     1       0       0       30      0       502     1       2       2       2       1
+6       29      0       1       0       0       260     0       0       1       2       3       707     14      0       0       0       1
+7       37      4       0       0       0       52      0       0       0       6       4       908     1       3       9       2       1
+8       32      5       1       0       0       230     0       0       0       18      5       442     1       4       8       1       1
+9       31      6       1       0       0       0       0       0       0       7       5       895     2       5       2       1       1
+10      32      7       1       2       0       1815    1       0       2       10      6       235     1       6       2       1       1
+</code></pre>
+<pre><code class="lang-sql"><span class="hljs-keyword">select</span> 
+  quantified_features(
+    ${output_row}, <span class="hljs-keyword">id</span>, age, job, marital, education, <span class="hljs-keyword">default</span>, balance, housing, loan, contact, <span class="hljs-keyword">day</span>, <span class="hljs-keyword">month</span>, <span class="hljs-keyword">duration</span>, campaign, <span class="hljs-keyword">cast</span>(pdays <span class="hljs-keyword">as</span> <span class="hljs-keyword">string</span>), previous, poutcome, y
+  ) <span class="hljs-keyword">as</span> features
+<span class="hljs-keyword">from</span> (
+  <span class="hljs-keyword">select</span> * <span class="hljs-keyword">from</span> train
+  <span class="hljs-keyword">order</span> <span class="hljs-keyword">by</span> <span class="hljs-keyword">id</span> <span class="hljs-keyword">asc</span>
+) t
+<span class="hljs-keyword">limit</span> <span class="hljs-number">10</span>;
+
+[1.0,39.0,0.0,0.0,0.0,0.0,1756.0,0.0,0.0,0.0,3.0,0.0,939.0,1.0,0.0,0.0,0.0,1.0]
+[2.0,51.0,1.0,0.0,1.0,0.0,1443.0,1.0,0.0,0.0,18.0,1.0,172.0,10.0,0.0,0.0,0.0,1.0]
+[3.0,36.0,2.0,1.0,2.0,0.0,436.0,1.0,0.0,0.0,13.0,0.0,567.0,1.0,1.0,2.0,1.0,1.0]
+[4.0,63.0,3.0,0.0,0.0,0.0,474.0,1.0,0.0,0.0,25.0,2.0,423.0,1.0,0.0,0.0,0.0,1.0]
+[5.0,31.0,2.0,1.0,2.0,0.0,354.0,1.0,0.0,0.0,30.0,0.0,502.0,1.0,2.0,2.0,2.0,1.0]
+[6.0,29.0,0.0,1.0,0.0,0.0,260.0,0.0,0.0,1.0,2.0,3.0,707.0,14.0,0.0,0.0,0.0,1.0]
+[7.0,37.0,4.0,0.0,0.0,0.0,52.0,0.0,0.0,0.0,6.0,4.0,908.0,1.0,3.0,9.0,2.0,1.0]
+[8.0,32.0,5.0,1.0,0.0,0.0,230.0,0.0,0.0,0.0,18.0,5.0,442.0,1.0,4.0,8.0,1.0,1.0]
+[9.0,31.0,6.0,1.0,0.0,0.0,0.0,0.0,0.0,0.0,7.0,5.0,895.0,2.0,5.0,2.0,1.0,1.0]
+[10.0,32.0,7.0,1.0,2.0,0.0,1815.0,1.0,0.0,2.0,10.0,6.0,235.0,1.0,6.0,2.0,1.0,1.0]
+</code></pre>
+<h2 id="quantify-test-dataset">Quantify test dataset</h2>
+<pre><code class="lang-sql"><span class="hljs-keyword">select</span> * <span class="hljs-keyword">from</span> <span class="hljs-keyword">test</span> <span class="hljs-keyword">limit</span> <span class="hljs-number">10</span>;
+
+1       30      management      single  tertiary        no      1028    no      no      cellular        4       feb     1294    2       -1      0       unknown
+2       39      self-employed   single  tertiary        no      426     no      no      unknown 18      jun     1029    1       -1      0       unknown
+3       38      technician      single  tertiary        no      -572    yes     yes     unknown 5       jun     26      24      -1      0       unknown
+4       34      technician      single  secondary       no      -476    yes     no      unknown 27      may     92      4       -1      0       unknown
+5       37      entrepreneur    married primary no      62      no      no      cellular        31      jul     404     2       -1      0       unknown
+6       43      services        married primary no      574     yes     no      cellular        8       may     140     1       -1      0       unknown
+7       54      technician      married secondary       no      324     yes     no      telephone       13      may     51      1       -1      0       unknown
+8       41      blue-collar     married secondary       no      121     yes     no      cellular        13      may     16      6       176     5       other
+9       52      housemaid       married primary no      1466    no      yes     cellular        20      nov     150     1       -1      0       unknown
+10      32      management      married secondary       no      6217    yes     yes     cellular        18      nov     486     2       181     2       failure
+</code></pre>
+<pre><code class="lang-sql"><span class="hljs-keyword">select</span>
+  <span class="hljs-keyword">id</span>, 
+  <span class="hljs-built_in">array</span>(age, job, marital, education, <span class="hljs-keyword">default</span>, balance, housing, loan, contact, <span class="hljs-keyword">day</span>, <span class="hljs-keyword">month</span>, <span class="hljs-keyword">duration</span>, campaign, pdays, previous, poutcome) <span class="hljs-keyword">as</span> features
+<span class="hljs-keyword">from</span> (
+  <span class="hljs-keyword">select</span> 
+    quantify(
+      output_row, <span class="hljs-keyword">id</span>, age, job, marital, education, <span class="hljs-keyword">default</span>, balance, housing, loan, contact, <span class="hljs-keyword">day</span>, <span class="hljs-keyword">month</span>, <span class="hljs-keyword">duration</span>, campaign, <span class="hljs-keyword">if</span>(pdays==<span class="hljs-number">-1</span>,<span class="hljs-number">0</span>,pdays), previous, poutcome
+    ) <span class="hljs-keyword">as</span> (<span class="hljs-keyword">id</span>, age, job, marital, education, <span class="hljs-keyword">default</span>, balance, housing, loan, contact, <span class="hljs-keyword">day</span>, <span class="hljs-keyword">month</span>, <span class="hljs-keyword">duration</span>, campaign, pdays, previous, poutcome)
+  <span class="hljs-keyword">from</span> (
+    <span class="hljs-keyword">select</span> * <span class="hljs-keyword">from</span> (
+      <span class="hljs-keyword">select</span>
+        <span class="hljs-number">1</span> <span class="hljs-keyword">as</span> train_first, <span class="hljs-literal">false</span> <span class="hljs-keyword">as</span> output_row, <span class="hljs-keyword">id</span>, age, job, marital, education, <span class="hljs-keyword">default</span>, balance, housing, loan, contact, <span class="hljs-keyword">day</span>, <span class="hljs-keyword">month</span>, <span class="hljs-keyword">duration</span>, campaign, pdays, previous, poutcome
+      <span class="hljs-keyword">from</span>
+        train
+      <span class="hljs-keyword">union</span> all
+      <span class="hljs-keyword">select</span>
+        <span class="hljs-number">2</span> <span class="hljs-keyword">as</span> train_first, <span class="hljs-literal">true</span> <span class="hljs-keyword">as</span> output_row, <span class="hljs-keyword">id</span>, age, job, marital, education, <span class="hljs-keyword">default</span>, balance, housing, loan, contact, <span class="hljs-keyword">day</span>, <span class="hljs-keyword">month</span>, <span class="hljs-keyword">duration</span>, campaign, pdays, previous, poutcome
+      <span class="hljs-keyword">from</span>
+        <span class="hljs-keyword">test</span>
+    ) t0
+    <span class="hljs-keyword">order</span> <span class="hljs-keyword">by</span> train_first, <span class="hljs-keyword">id</span> <span class="hljs-keyword">asc</span>
+  ) t1
+) t2
+<span class="hljs-keyword">limit</span> <span class="hljs-number">10</span>;
+
+1       [30,2,1,2,0,1028,1,0,0,4,1,1294,2,0,0,0]
+2       [39,7,1,2,0,426,1,0,1,18,3,1029,1,0,0,0]
+3       [38,5,1,2,0,-572,0,1,1,5,3,26,24,0,0,0]
+4       [34,5,1,0,0,-476,0,0,1,27,5,92,4,0,0,0]
+5       [37,1,0,1,0,62,1,0,0,31,8,404,2,0,0,0]
+6       [43,4,0,1,0,574,0,0,0,8,5,140,1,0,0,0]
+7       [54,5,0,0,0,324,0,0,2,13,5,51,1,0,0,0]
+8       [41,0,0,0,0,121,0,0,0,13,5,16,6,176,5,3]
+9       [52,8,0,1,0,1466,1,1,0,20,9,150,1,0,0,0]
+10      [32,2,0,0,0,6217,0,1,0,18,9,486,2,181,2,1]
+</code></pre>
+
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