...The code of this library is published in the book: C++ Underground Programmer of the author Augusto Manzano (only portuguese). The book can be purchased from the "Clube de Autores" service - https://clubedeautores.com.br/book/209155--C_Underground_Programmer?topic=compiladores#.WNfZkJt_aKY.
For more libraries, go to: https://sourceforge.net/u/augustomanzano/profile.
To see my curriculum vitae go to: http://lattes.cnpq.br/8184615061457853.
Augusto Manzano
http://www.manzano.pro.br
http://www.open-source-soft.narod.ru/VoiceDetector.7z It voice detector class,for detecting human speech, anti noise, anti tones, standard C++, completely cross-platform by recompilation.
The project will be looking at data (the intention is to begin looking at customer name/address data but this may widen over time) and ways to intelligently detect duplicates using fuzzy matching methods and algorithms.