Fraunhofer IDMT
 
 
 Fraunhofer-Gesellschaft
   
 Department Cluster Audio/Multimedia

 

Query by Humming

Query by Humming (QbH) is the solution for a well-known problem: A melody is stuck in your mind but you cannot remember the referring interpret or song title. The music retrieval system QbH allows to identify a song based on a sung melody or another monophonic melody.

 
Contact:
Christian Dittmar
Links:
Melody Search with musicline.de
Product Information:
Download

The software analyzes the melodic and rhythmic features of a digitalized melody, and searches a database for tracks that may contain the melody.

The melody retrieval is based on two basic technologies:

With the transcription of the monophonic melody a sequence of several notes (charcterized by its pitch, starting point and temporal duration) is extracted from the digitalized singing. The melody phrase is compared to all melodies stored in the database and the similarity is generated. The most similar melodies to the sung query are presented in a list as an output.

The database is compatible to the MPEG-7 Melody Descriptor so that the corresponding datasets are to search easily. At the moment, the database contains several thousand entries ranging from classical to pop music including the latest hits. Customized databases can be created at any time for specific purposes.

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