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Implement Phonetic ("Sounds-like") Name Searches with Double Metaphone Part I: Introduction & C++ Implementation

By , 19 Mar 2007
 
dmetaphone_demo.zip
ASPWordDBLookup
search.asp
search.htm
CSWordLookup
App.ico
AssemblyInfo.cs
bin
Release
CSWordLookup.exe
Metaphone.NET.dll
CSWordLookup.cs
CSWordLookup.csproj
Main.cs
obj
Release
temp
namelist.mdb
namelist.txt
readme_demos.txt
VBScriptWordLookup
VBScriptWordLookup.vbs
VBWordDBLookup
frmMain.frm
MSSCCPRJ.SCC
VBWordDBLookup.vbp
VBWordDBLookup.vbw
VBWordLookup.exe
VBWordLookup
frmMain.frm
MSSCCPRJ.SCC
VBWordLookup.exe
VBWordLookup.vbp
VBWordLookup.vbw
WordLookupSample
Release
WordLookupSample.exe
stdafx.cpp
stdafx.h
WordLookupSample.cpp
WordLookupSample.vcproj
dmetaphone_demo1.zip
search.asp
search.htm
App.ico
AssemblyInfo.cs
CSWordLookup.cs
CSWordLookup.csproj
Main.cs
namelist.mdb
namelist.txt
readme_demos.txt
VBScriptWordLookup.vbs.fascistemailclient
frmMain.frm
MSSCCPRJ.SCC
VBWordDBLookup.vbp
VBWordDBLookup.vbw
frmMain.frm
MSSCCPRJ.SCC
VBWordLookup.vbp
VBWordLookup.vbw
stdafx.cpp
stdafx.h
WordLookupSample.cpp
WordLookupSample.vcproj
dmetaphone_src.zip
Metaphone.NET
AssemblyInfo.cs
bin
Debug
Release
Metaphone.NET.dll
DoubleMetaphone.cs
Metaphone.NET.bakvpj
Metaphone.NET.csproj
Metaphone.NET.csproj.user
Metaphone.NET.vpj
obj
Debug
temp
TempPE
Release
temp
TempPE
ShortDoubleMetaphone.cs
MetaphoneCOM
_MetaphoneCOM.idl
Debug
dlldata.c
DoubleMetaphoneShort.cpp
DoubleMetaphoneShort.h
DoubleMetaphoneString.cpp
DoubleMetaphoneString.h
MetaphoneCOM.aps
MetaphoneCOM.bakvpj
MetaphoneCOM.cpp
MetaphoneCOM.rc
MetaphoneCOM.rgs
MetaphoneCOM.vcproj
MetaphoneCOM.vpj
MetaphoneCOMps.def
MetaphoneCOMPS.vcproj
MetaphoneCOMPS.vpj
ReadMe.txt
Release
MetaphoneCOM.dll
MetaphoneCOM.exp
MetaphoneCOM.lib
MetaphoneCOM.res
Resource.h
stdafx.cpp
stdafx.h
Test.vbs
MetaphoneLib
Debug
DoubleMetaphone.cpp
DoubleMetaphone.h
MetaphoneLib.bakvpj
MetaphoneLib.vcproj
MetaphoneLib.vpj
ReadMe.txt
Release
DoubleMetaphone.obj
MetaphoneLib.lib
stdafx.obj
ShortDoubleMetaphone.h
stdafx.cpp
stdafx.h
readme_src.txt
XPMetaphone
Debug
proc.cpp
ReadMe.txt
Release
XPMetaphone.dll
XPMetaphone.exp
XPMetaphone.lib
XPMetaphone.obj
XPMetaphone.res
resource.h
stdafx.cpp
stdafx.h
XPMetaphone.aps
XPMetaphone.bakvpj
XPMetaphone.cpp
XPMetaphone.rc
XPMetaphone.vcproj
XPMetaphone.vpj
dmetaphone_src1.zip
AssemblyInfo.cs
DoubleMetaphone.cs
Metaphone.NET.bakvpj
Metaphone.NET.csproj
Metaphone.NET.csproj.user
Metaphone.NET.vpj
ShortDoubleMetaphone.cs
_MetaphoneCOM.idl
dlldata.c
DoubleMetaphoneShort.cpp
DoubleMetaphoneShort.h
DoubleMetaphoneString.cpp
DoubleMetaphoneString.h
MetaphoneCOM.aps
MetaphoneCOM.bakvpj
MetaphoneCOM.cpp
MetaphoneCOM.rc
MetaphoneCOM.rgs
MetaphoneCOM.vcproj
MetaphoneCOM.vpj
MetaphoneCOMps.def
MetaphoneCOMPS.vcproj
MetaphoneCOMPS.vpj
ReadMe.txt
Resource.h
stdafx.cpp
stdafx.h
Test.vbs.braindeademailclient
DoubleMetaphone.cpp
DoubleMetaphone.h
MetaphoneLib.bakvpj
MetaphoneLib.vcproj
MetaphoneLib.vpj
ReadMe.txt
ShortDoubleMetaphone.h
stdafx.cpp
stdafx.h
readme_src.txt
proc.cpp
ReadMe.txt
resource.h
stdafx.cpp
stdafx.h
XPMetaphone.bakvpj
XPMetaphone.cpp
XPMetaphone.rc
XPMetaphone.vcproj
XPMetaphone.vpj 
// MetaphoneCOM.cpp : Implementation of DLL Exports.

#include "stdafx.h"
#include "resource.h"

// The module attribute causes DllMain, DllRegisterServer and DllUnregisterServer to be automatically implemented for you
[ module(dll, uuid = "{845FE5AF-CC53-4C37-9464-EE20A866B9B0}", 
		 name = "MetaphoneCOM", 
		 helpstring = "Adam J. Nelson's Double Metaphone Implementations",
		 resource_name = "IDR_METAPHONECOM") ];

//Expose the value assigned to short alternate keys when no alternate key is available
//This way, VB users can use "MetaphoneKey.Invalid" to test for the absence of alternate keys
[ export, library_block]
enum MetaphoneKey {
	Invalid = -1
};

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

About the Author

 Adam Nelson
Web Developer
United States United States
Member
My name is Adam Nelson. I've been a professional programmer since 1996, working on everything from database development, early first-generation web applications, modern n-tier distributed apps, high-performance wireless security tools, to my last job as a Senior Consultant at BearingPoint posted in Baghdad, Iraq training Iraqi developers in the wonders of C# and ASP.NET. I am currently an Engineering Director at Dell.
 
I have a wide range of skills and interests, including cryptography, image processing, computational linguistics, military history, 3D graphics, database optimization, and mathematics, to name a few.

About Article
Introduces the Double Metaphone algorithm for phonetic comparison of proper names, and provides a practical C++ implementation for use in the reader's projects.
Type Article
Licence CPOL
First Posted 25 Jul 2003
Views 94,906
Downloads 2,171
Bookmarked 57 times

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