Issue 399 - Add Cologne Phonetic Keyer and allow it to be used for clustering

git-svn-id: http://google-refine.googlecode.com/svn/trunk@2102 7d457c2a-affb-35e4-300a-418c747d4874
This commit is contained in:
Tom Morris 2011-06-09 19:42:05 +00:00
parent 81045d91e1
commit 8da1291650
4 changed files with 60 additions and 0 deletions

View File

@ -75,6 +75,7 @@ public class BinningClusterer extends Clusterer {
_keyers.put("double-metaphone", new DoubleMetaphoneKeyer()); _keyers.put("double-metaphone", new DoubleMetaphoneKeyer());
_keyers.put("metaphone3", new Metaphone3Keyer()); _keyers.put("metaphone3", new Metaphone3Keyer());
_keyers.put("soundex", new SoundexKeyer()); _keyers.put("soundex", new SoundexKeyer());
_keyers.put("cologne-phonetic", new ColognePhoneticKeyer());
} }
class BinningRowVisitor implements RowVisitor { class BinningRowVisitor implements RowVisitor {

View File

@ -0,0 +1,51 @@
/*
Copyright 2011, Thomas F. Morris.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
* Neither the name of Google Inc. nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.google.refine.clustering.binning;
import org.apache.commons.codec.language.ColognePhonetic;
public class ColognePhoneticKeyer extends Keyer {
private ColognePhonetic _codec;
public ColognePhoneticKeyer() {
_codec = new ColognePhonetic();
}
@Override
public String key(String s, Object... o) {
return _codec.colognePhonetic(s);
}
}

View File

@ -38,6 +38,7 @@ import java.util.Properties;
import org.json.JSONException; import org.json.JSONException;
import org.json.JSONWriter; import org.json.JSONWriter;
import com.google.refine.clustering.binning.ColognePhoneticKeyer;
import com.google.refine.clustering.binning.DoubleMetaphoneKeyer; import com.google.refine.clustering.binning.DoubleMetaphoneKeyer;
import com.google.refine.clustering.binning.Metaphone3Keyer; import com.google.refine.clustering.binning.Metaphone3Keyer;
import com.google.refine.clustering.binning.MetaphoneKeyer; import com.google.refine.clustering.binning.MetaphoneKeyer;
@ -48,11 +49,14 @@ import com.google.refine.grel.Function;
public class Phonetic implements Function { public class Phonetic implements Function {
// TODO: We could probably lazily initialize these when needed for efficiency
static private Metaphone3Keyer metaphone3 = new Metaphone3Keyer(); static private Metaphone3Keyer metaphone3 = new Metaphone3Keyer();
static private DoubleMetaphoneKeyer metaphone2 = new DoubleMetaphoneKeyer(); static private DoubleMetaphoneKeyer metaphone2 = new DoubleMetaphoneKeyer();
static private MetaphoneKeyer metaphone = new MetaphoneKeyer(); static private MetaphoneKeyer metaphone = new MetaphoneKeyer();
static private SoundexKeyer soundex = new SoundexKeyer(); static private SoundexKeyer soundex = new SoundexKeyer();
static private ColognePhoneticKeyer cologne = new ColognePhoneticKeyer();
@Override
public Object call(Properties bindings, Object[] args) { public Object call(Properties bindings, Object[] args) {
if (args.length == 2) { if (args.length == 2) {
Object o1 = args[0]; Object o1 = args[0];
@ -69,6 +73,8 @@ public class Phonetic implements Function {
return metaphone.key(str); return metaphone.key(str);
} else if ("soundex".equalsIgnoreCase(encoding)) { } else if ("soundex".equalsIgnoreCase(encoding)) {
return soundex.key(str); return soundex.key(str);
} else if ("cologne".equalsIgnoreCase(encoding)) {
return cologne.key(str);
} else { } else {
return new EvalError(ControlFunctionRegistry.getFunctionName(this) + " doesn't know how to handle the '" + encoding + "' encoding."); return new EvalError(ControlFunctionRegistry.getFunctionName(this) + " doesn't know how to handle the '" + encoding + "' encoding.");
} }
@ -77,6 +83,7 @@ public class Phonetic implements Function {
return new EvalError(ControlFunctionRegistry.getFunctionName(this) + " expects 3 strings"); return new EvalError(ControlFunctionRegistry.getFunctionName(this) + " expects 3 strings");
} }
@Override
public void write(JSONWriter writer, Properties options) public void write(JSONWriter writer, Properties options)
throws JSONException { throws JSONException {

View File

@ -24,6 +24,7 @@
<option selected="true">fingerprint</option> <option selected="true">fingerprint</option>
<option>ngram-fingerprint</option> <option>ngram-fingerprint</option>
<option>metaphone3</option> <option>metaphone3</option>
<option>cologne-phonetic</option>
</select></div> </select></div>
<div class="knn-controls hidden">Distance&nbsp;Function&nbsp;<select bind="distanceFunctionSelector"> <div class="knn-controls hidden">Distance&nbsp;Function&nbsp;<select bind="distanceFunctionSelector">
<option selected="true">levenshtein</option> <option selected="true">levenshtein</option>