CLAM-Annotator 0.5

CLAM Music Annotator is a free software tool for visualizing, verifying and modifying musical information derived from audio, such as low-level features, note segmentation, chords and structure. It is useful for music information retrieval research, allowing users to review and correct the results of automated audio feature extraction algorithms, as well as generate manually edited annotations of audio for use as training examples or ground truth data.

The CLAM Music Annotator is a GPL tool that can be used to visualize, check and modify music information extracted from audio: low level features, note segmentation, chords, structure. The tool is intended to be useful for the music information retrieval research whenever you need to:

-Supervise and correct the results of automated audio feature extraction algorithms.
-Generate manually edited annotations of audio as training examples or ground truth for those algorithms.