Improved pitch trajectory estimation for polyphonic single channel audio mixtures
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Date
Authors
Delgado Castro, Alejandro
Szymanski, John Edward
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Abstract
Estimating pitch trajectories for harmonic sources in single-channel polyphonic mixtures is a difficult task, especially when significant changes in volume and background instrumentation are present. A novel strategy is proposed to extract an improved and reliable dominant source pitch trajectory, based on one existing multipitch estimator, high-pass filtering, salience measurement and continuity.
Description
Keywords
audio mixtures, pitch trajectory, polyphonic mixture, multipitch estimation
Citation
http://c4dm.eecs.qmul.ac.uk/dmrn/events/dmrnp11/