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Posted to commits@mahout.apache.org by ra...@apache.org on 2018/06/27 13:14:40 UTC
[14/24] mahout git commit: MAHOUT-2034 Split MR and New Examples into
seperate modules
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/main/resources/cf-data-purchase.txt
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diff --git a/community/mahout-mr/examples/src/main/resources/cf-data-purchase.txt b/community/mahout-mr/examples/src/main/resources/cf-data-purchase.txt
new file mode 100644
index 0000000..d87c031
--- /dev/null
+++ b/community/mahout-mr/examples/src/main/resources/cf-data-purchase.txt
@@ -0,0 +1,7 @@
+u1,iphone
+u1,ipad
+u2,nexus
+u2,galaxy
+u3,surface
+u4,iphone
+u4,galaxy
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/main/resources/cf-data-view.txt
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diff --git a/community/mahout-mr/examples/src/main/resources/cf-data-view.txt b/community/mahout-mr/examples/src/main/resources/cf-data-view.txt
new file mode 100644
index 0000000..09ad9b6
--- /dev/null
+++ b/community/mahout-mr/examples/src/main/resources/cf-data-view.txt
@@ -0,0 +1,12 @@
+u1,ipad
+u1,nexus
+u1,galaxy
+u2,iphone
+u2,ipad
+u2,nexus
+u2,galaxy
+u3,surface
+u3,nexus
+u4,iphone
+u4,ipad
+u4,galaxy
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/main/resources/donut-test.csv
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diff --git a/community/mahout-mr/examples/src/main/resources/donut-test.csv b/community/mahout-mr/examples/src/main/resources/donut-test.csv
new file mode 100644
index 0000000..46ea564
--- /dev/null
+++ b/community/mahout-mr/examples/src/main/resources/donut-test.csv
@@ -0,0 +1,41 @@
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http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/main/resources/donut.csv
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diff --git a/community/mahout-mr/examples/src/main/resources/donut.csv b/community/mahout-mr/examples/src/main/resources/donut.csv
new file mode 100644
index 0000000..33ba3b7
--- /dev/null
+++ b/community/mahout-mr/examples/src/main/resources/donut.csv
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http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/main/resources/test-data.csv
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diff --git a/community/mahout-mr/examples/src/main/resources/test-data.csv b/community/mahout-mr/examples/src/main/resources/test-data.csv
new file mode 100644
index 0000000..ab683cd
--- /dev/null
+++ b/community/mahout-mr/examples/src/main/resources/test-data.csv
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http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/LogisticModelParametersTest.java
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/LogisticModelParametersTest.java b/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/LogisticModelParametersTest.java
new file mode 100644
index 0000000..e849011
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/LogisticModelParametersTest.java
@@ -0,0 +1,43 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.mahout.classifier.sgd;
+
+import org.apache.mahout.common.MahoutTestCase;
+import org.junit.Test;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.util.Arrays;
+import java.util.Collections;
+
+public class LogisticModelParametersTest extends MahoutTestCase {
+
+ @Test
+ public void serializationWithoutCsv() throws IOException {
+ LogisticModelParameters params = new LogisticModelParameters();
+ params.setTargetVariable("foo");
+ params.setTypeMap(Collections.<String, String>emptyMap());
+ params.setTargetCategories(Arrays.asList("foo", "bar"));
+ params.setNumFeatures(1);
+ params.createRegression();
+
+ //MAHOUT-1196 should work without "csv" being set
+ params.saveTo(new ByteArrayOutputStream());
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/ModelDissectorTest.java
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/ModelDissectorTest.java b/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/ModelDissectorTest.java
new file mode 100644
index 0000000..c8e4879
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/ModelDissectorTest.java
@@ -0,0 +1,40 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.mahout.classifier.sgd;
+
+import org.apache.mahout.examples.MahoutTestCase;
+import org.apache.mahout.math.DenseVector;
+import org.junit.Test;
+
+public class ModelDissectorTest extends MahoutTestCase {
+ @Test
+ public void testCategoryOrdering() {
+ ModelDissector.Weight w = new ModelDissector.Weight("a", new DenseVector(new double[]{-2, -5, 5, 2, 4, 1, 0}), 4);
+ assertEquals(1, w.getCategory(0), 0);
+ assertEquals(-5, w.getWeight(0), 0);
+
+ assertEquals(2, w.getCategory(1), 0);
+ assertEquals(5, w.getWeight(1), 0);
+
+ assertEquals(4, w.getCategory(2), 0);
+ assertEquals(4, w.getWeight(2), 0);
+
+ assertEquals(0, w.getCategory(3), 0);
+ assertEquals(-2, w.getWeight(3), 0);
+ }
+}
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/TrainLogisticTest.java
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/TrainLogisticTest.java b/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/TrainLogisticTest.java
new file mode 100644
index 0000000..4cde692
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/java/org/apache/mahout/classifier/sgd/TrainLogisticTest.java
@@ -0,0 +1,167 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.mahout.classifier.sgd;
+
+import com.google.common.base.Charsets;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Sets;
+import com.google.common.io.Resources;
+import org.apache.mahout.classifier.AbstractVectorClassifier;
+import org.apache.mahout.examples.MahoutTestCase;
+import org.apache.mahout.math.DenseVector;
+import org.apache.mahout.math.Vector;
+import org.junit.Test;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.TreeSet;
+
+public class TrainLogisticTest extends MahoutTestCase {
+
+ @Test
+ public void example131() throws Exception {
+ String outputFile = getTestTempFile("model").getAbsolutePath();
+
+ StringWriter sw = new StringWriter();
+ PrintWriter pw = new PrintWriter(sw, true);
+ TrainLogistic.mainToOutput(new String[]{
+ "--input", "donut.csv",
+ "--output", outputFile,
+ "--target", "color", "--categories", "2",
+ "--predictors", "x", "y",
+ "--types", "numeric",
+ "--features", "20",
+ "--passes", "100",
+ "--rate", "50"
+ }, pw);
+ String trainOut = sw.toString();
+ assertTrue(trainOut.contains("x -0.7"));
+ assertTrue(trainOut.contains("y -0.4"));
+
+ LogisticModelParameters lmp = TrainLogistic.getParameters();
+ assertEquals(1.0e-4, lmp.getLambda(), 1.0e-9);
+ assertEquals(20, lmp.getNumFeatures());
+ assertTrue(lmp.useBias());
+ assertEquals("color", lmp.getTargetVariable());
+ CsvRecordFactory csv = lmp.getCsvRecordFactory();
+ assertEquals("[1, 2]", new TreeSet<>(csv.getTargetCategories()).toString());
+ assertEquals("[Intercept Term, x, y]", Sets.newTreeSet(csv.getPredictors()).toString());
+
+ // verify model by building dissector
+ AbstractVectorClassifier model = TrainLogistic.getModel();
+ List<String> data = Resources.readLines(Resources.getResource("donut.csv"), Charsets.UTF_8);
+ Map<String, Double> expectedValues = ImmutableMap.of("x", -0.7, "y", -0.43, "Intercept Term", -0.15);
+ verifyModel(lmp, csv, data, model, expectedValues);
+
+ // test saved model
+ try (InputStream in = new FileInputStream(new File(outputFile))){
+ LogisticModelParameters lmpOut = LogisticModelParameters.loadFrom(in);
+ CsvRecordFactory csvOut = lmpOut.getCsvRecordFactory();
+ csvOut.firstLine(data.get(0));
+ OnlineLogisticRegression lrOut = lmpOut.createRegression();
+ verifyModel(lmpOut, csvOut, data, lrOut, expectedValues);
+ }
+
+ sw = new StringWriter();
+ pw = new PrintWriter(sw, true);
+ RunLogistic.mainToOutput(new String[]{
+ "--input", "donut.csv",
+ "--model", outputFile,
+ "--auc",
+ "--confusion"
+ }, pw);
+ trainOut = sw.toString();
+ assertTrue(trainOut.contains("AUC = 0.57"));
+ assertTrue(trainOut.contains("confusion: [[27.0, 13.0], [0.0, 0.0]]"));
+ }
+
+ @Test
+ public void example132() throws Exception {
+ String outputFile = getTestTempFile("model").getAbsolutePath();
+
+ StringWriter sw = new StringWriter();
+ PrintWriter pw = new PrintWriter(sw, true);
+ TrainLogistic.mainToOutput(new String[]{
+ "--input", "donut.csv",
+ "--output", outputFile,
+ "--target", "color",
+ "--categories", "2",
+ "--predictors", "x", "y", "a", "b", "c",
+ "--types", "numeric",
+ "--features", "20",
+ "--passes", "100",
+ "--rate", "50"
+ }, pw);
+
+ String trainOut = sw.toString();
+ assertTrue(trainOut.contains("a 0."));
+ assertTrue(trainOut.contains("b -1."));
+ assertTrue(trainOut.contains("c -25."));
+
+ sw = new StringWriter();
+ pw = new PrintWriter(sw, true);
+ RunLogistic.mainToOutput(new String[]{
+ "--input", "donut.csv",
+ "--model", outputFile,
+ "--auc",
+ "--confusion"
+ }, pw);
+ trainOut = sw.toString();
+ assertTrue(trainOut.contains("AUC = 1.00"));
+
+ sw = new StringWriter();
+ pw = new PrintWriter(sw, true);
+ RunLogistic.mainToOutput(new String[]{
+ "--input", "donut-test.csv",
+ "--model", outputFile,
+ "--auc",
+ "--confusion"
+ }, pw);
+ trainOut = sw.toString();
+ assertTrue(trainOut.contains("AUC = 0.9"));
+ }
+
+ private static void verifyModel(LogisticModelParameters lmp,
+ RecordFactory csv,
+ List<String> data,
+ AbstractVectorClassifier model,
+ Map<String, Double> expectedValues) {
+ ModelDissector md = new ModelDissector();
+ for (String line : data.subList(1, data.size())) {
+ Vector v = new DenseVector(lmp.getNumFeatures());
+ csv.getTraceDictionary().clear();
+ csv.processLine(line, v);
+ md.update(v, csv.getTraceDictionary(), model);
+ }
+
+ // check right variables are present
+ List<ModelDissector.Weight> weights = md.summary(10);
+ Set<String> expected = Sets.newHashSet(expectedValues.keySet());
+ for (ModelDissector.Weight weight : weights) {
+ assertTrue(expected.remove(weight.getFeature()));
+ assertEquals(expectedValues.get(weight.getFeature()), weight.getWeight(), 0.1);
+ }
+ assertEquals(0, expected.size());
+ }
+}
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/java/org/apache/mahout/clustering/display/ClustersFilterTest.java
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/java/org/apache/mahout/clustering/display/ClustersFilterTest.java b/community/mahout-mr/examples/src/test/java/org/apache/mahout/clustering/display/ClustersFilterTest.java
new file mode 100644
index 0000000..6e43b97
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/java/org/apache/mahout/clustering/display/ClustersFilterTest.java
@@ -0,0 +1,75 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.mahout.clustering.display;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.fs.PathFilter;
+import org.apache.mahout.common.MahoutTestCase;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.IOException;
+
+public class ClustersFilterTest extends MahoutTestCase {
+
+ private Configuration configuration;
+ private Path output;
+
+ @Override
+ @Before
+ public void setUp() throws Exception {
+ super.setUp();
+ configuration = getConfiguration();
+ output = getTestTempDirPath();
+ }
+
+ @Test
+ public void testAcceptNotFinal() throws Exception {
+ Path path0 = new Path(output, "clusters-0");
+ Path path1 = new Path(output, "clusters-1");
+
+ path0.getFileSystem(configuration).createNewFile(path0);
+ path1.getFileSystem(configuration).createNewFile(path1);
+
+ PathFilter clustersFilter = new ClustersFilter();
+
+ assertTrue(clustersFilter.accept(path0));
+ assertTrue(clustersFilter.accept(path1));
+ }
+
+ @Test
+ public void testAcceptFinalPath() throws IOException {
+ Path path0 = new Path(output, "clusters-0");
+ Path path1 = new Path(output, "clusters-1");
+ Path path2 = new Path(output, "clusters-2");
+ Path path3Final = new Path(output, "clusters-3-final");
+
+ path0.getFileSystem(configuration).createNewFile(path0);
+ path1.getFileSystem(configuration).createNewFile(path1);
+ path2.getFileSystem(configuration).createNewFile(path2);
+ path3Final.getFileSystem(configuration).createNewFile(path3Final);
+
+ PathFilter clustersFilter = new ClustersFilter();
+
+ assertTrue(clustersFilter.accept(path0));
+ assertTrue(clustersFilter.accept(path1));
+ assertTrue(clustersFilter.accept(path2));
+ assertTrue(clustersFilter.accept(path3Final));
+ }
+}
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/java/org/apache/mahout/examples/MahoutTestCase.java
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/java/org/apache/mahout/examples/MahoutTestCase.java b/community/mahout-mr/examples/src/test/java/org/apache/mahout/examples/MahoutTestCase.java
new file mode 100644
index 0000000..4d81e3f
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/java/org/apache/mahout/examples/MahoutTestCase.java
@@ -0,0 +1,30 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.mahout.examples;
+
+/**
+ * This class should not exist. It's here to work around some bizarre problem in Maven
+ * dependency management wherein it can see methods in {@link org.apache.mahout.common.MahoutTestCase}
+ * but not constants. Duplicated here to make it jive.
+ */
+public abstract class MahoutTestCase extends org.apache.mahout.common.MahoutTestCase {
+
+ /** "Close enough" value for floating-point comparisons. */
+ public static final double EPSILON = 0.000001;
+
+}
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/resources/country.txt
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/resources/country.txt b/community/mahout-mr/examples/src/test/resources/country.txt
new file mode 100644
index 0000000..6a22091
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/resources/country.txt
@@ -0,0 +1,229 @@
+Afghanistan
+Albania
+Algeria
+American Samoa
+Andorra
+Angola
+Anguilla
+Antigua and Barbuda
+Argentina
+Armenia
+Aruba
+Australia
+Austria
+Azerbaijan
+Bahamas
+Bangladesh
+Barbados
+Belarus
+Belgium
+Belize
+Benin
+Bermuda
+Bhutan
+Bolivia
+Bosnia and Herzegovina
+Botswana
+Bouvet Island
+Brazil
+British Indian Ocean Territory
+Brunei Darussalam
+Bulgaria
+Burkina Faso
+Burundi
+Cambodia
+Cameroon
+Canada
+Cape Verde
+Cayman Islands
+Central African Republic
+Chad
+Chile
+China
+Christmas Island
+Cocos Islands
+Colombia
+Comoros
+Congo
+Cook Islands
+Costa Rica
+Croatia
+C�te d'Ivoire
+Cuba
+Cyprus
+Czech Republic
+Djibouti
+Dominica
+Dominican Republic
+Ecuador
+Egypt
+El Salvador
+Equatorial Guinea
+Eritrea
+Estonia
+Ethiopia
+Falkland Islands
+Faroe Islands
+Fiji
+Finland
+France
+French Guiana
+French Polynesia
+French Southern Territories
+Gabon
+Georgia
+Germany
+Ghana
+Gibraltar
+Greece
+Greenland
+Grenada
+Guadeloupe
+Guam
+Guatemala
+Guernsey
+Guinea
+Guinea-Bissau
+Guyana
+Haiti
+Honduras
+Hong Kong
+Hungary
+Iceland
+India
+Indonesia
+Iran
+Iraq
+Ireland
+Isle of Man
+Israel
+Italy
+Japan
+Jersey
+Jordan
+Kazakhstan
+Kenya
+Kiribati
+Korea
+Kuwait
+Kyrgyzstan
+Latvia
+Lebanon
+Lesotho
+Liberia
+Liechtenstein
+Lithuania
+Luxembourg
+Macedonia
+Madagascar
+Malawi
+Malaysia
+Maldives
+Mali
+Malta
+Marshall Islands
+Martinique
+Mauritania
+Mauritius
+Mayotte
+Mexico
+Micronesia
+Moldova
+Monaco
+Mongolia
+Montenegro
+Montserrat
+Morocco
+Mozambique
+Myanmar
+Namibia
+Nauru
+Nepal
+Netherlands
+Netherlands Antilles
+New Caledonia
+New Zealand
+Nicaragua
+Niger
+Nigeria
+Niue
+Norfolk Island
+Northern Mariana Islands
+Norway
+Oman
+Pakistan
+Palau
+Palestinian Territory
+Panama
+Papua New Guinea
+Paraguay
+Peru
+Philippines
+Pitcairn
+Poland
+Portugal
+Puerto Rico
+Qatar
+R�union
+Russian Federation
+Rwanda
+Saint Barth�lemy
+Saint Helena
+Saint Kitts and Nevis
+Saint Lucia
+Saint Martin
+Saint Pierre and Miquelon
+Saint Vincent and the Grenadines
+Samoa
+San Marino
+Sao Tome and Principe
+Saudi Arabia
+Senegal
+Serbia
+Seychelles
+Sierra Leone
+Singapore
+Slovakia
+Slovenia
+Solomon Islands
+Somalia
+South Africa
+South Georgia and the South Sandwich Islands
+Spain
+Sri Lanka
+Sudan
+Suriname
+Svalbard and Jan Mayen
+Swaziland
+Sweden
+Switzerland
+Syrian Arab Republic
+Taiwan
+Tanzania
+Thailand
+Timor-Leste
+Togo
+Tokelau
+Tonga
+Trinidad and Tobago
+Tunisia
+Turkey
+Turkmenistan
+Turks and Caicos Islands
+Tuvalu
+Ukraine
+United Arab Emirates
+United Kingdom
+United States
+United States Minor Outlying Islands
+Uruguay
+Uzbekistan
+Vanuatu
+Vatican
+Venezuela
+Vietnam
+Virgin Islands
+Wallis and Futuna
+Yemen
+Zambia
+Zimbabwe
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/resources/country10.txt
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/resources/country10.txt b/community/mahout-mr/examples/src/test/resources/country10.txt
new file mode 100644
index 0000000..97a63e1
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/resources/country10.txt
@@ -0,0 +1,10 @@
+Australia
+Austria
+Bahamas
+Canada
+Colombia
+Cuba
+Panama
+Pakistan
+United Kingdom
+Vietnam
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/resources/country2.txt
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/resources/country2.txt b/community/mahout-mr/examples/src/test/resources/country2.txt
new file mode 100644
index 0000000..f4b4f61
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/resources/country2.txt
@@ -0,0 +1,2 @@
+United States
+United Kingdom
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/resources/subjects.txt
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/resources/subjects.txt b/community/mahout-mr/examples/src/test/resources/subjects.txt
new file mode 100644
index 0000000..f52ae33
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/resources/subjects.txt
@@ -0,0 +1,2 @@
+Science
+History
http://git-wip-us.apache.org/repos/asf/mahout/blob/02f75f99/community/mahout-mr/examples/src/test/resources/wdbc.infos
----------------------------------------------------------------------
diff --git a/community/mahout-mr/examples/src/test/resources/wdbc.infos b/community/mahout-mr/examples/src/test/resources/wdbc.infos
new file mode 100644
index 0000000..94a63d6
--- /dev/null
+++ b/community/mahout-mr/examples/src/test/resources/wdbc.infos
@@ -0,0 +1,32 @@
+IGNORED
+LABEL, B, M
+NUMERICAL, 6.9, 28.2
+NUMERICAL, 9.7, 39.3
+NUMERICAL, 43.7, 188.5
+NUMERICAL, 143.5, 2501.0
+NUMERICAL, 0.0, 0.2
+NUMERICAL, 0.0, 0.4
+NUMERICAL, 0.0, 0.5
+NUMERICAL, 0.0, 0.3
+NUMERICAL, 0.1, 0.4
+NUMERICAL, 0.0, 0.1
+NUMERICAL, 0.1, 2.9
+NUMERICAL, 0.3, 4.9
+NUMERICAL, 0.7, 22.0
+NUMERICAL, 6.8, 542.3
+NUMERICAL, 0.0, 0.1
+NUMERICAL, 0.0, 0.2
+NUMERICAL, 0.0, 0.4
+NUMERICAL, 0.0, 0.1
+NUMERICAL, 0.0, 0.1
+NUMERICAL, 0.0, 0.1
+NUMERICAL, 7.9, 36.1
+NUMERICAL, 12.0, 49.6
+NUMERICAL, 50.4, 251.2
+NUMERICAL, 185.2, 4254.0
+NUMERICAL, 0.0, 0.3
+NUMERICAL, 0.0, 1.1
+NUMERICAL, 0.0, 1.3
+NUMERICAL, 0.0, 0.3
+NUMERICAL, 0.1, 0.7
+NUMERICAL, 0.0, 0.3