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Convention Paper

Generating melodic dictations using Markov Chains and LSTM neural networks

Authors: Stefanowska, Emilia; Kacprzak, Stanis?aw; Ksi??ek, Piotr

AES Convention 154 · Paper 10647 · May 2023

Abstract

Melodic dictations are aural training exercises that require students to transcribe the melody they hear into musical notation. In this paper, we propose three algorithms that generate single-voice melodies that could be serve as melodic dictations. The first algorithm utilizes a higher-order Markov Chain model to generate melodic patterns based on a given data set of training set dictations. The second algorithm employs a neural network with Long Short-Term Memory (LSTM) layers and the Bahdanau attention mechanism. The third algorithm generates melodies by choosing each note randomly. We analyzed the generated dictations using the dissimilarity index based on the cross-correlation, to demonstrate that the algorithms generate novel and diverse melodic dictations. To evaluate the musical quality of the melodies, we conducted a survey in which professional music theory teachers graded the dictations from the training set and those generated by the algorithms. The results indicate that some of the generated dictations are comparable in quality to those in the training set and could find potential applications in musical education.

Details

Published in
AES Convention 154
AES Convention
154
Paper number
10647
Publication date
May 6, 2023
Session subject
Music AI
Affiliation
AGH University of Science and Technology, Kraków, Poland; AGH University of Science and Technology, Kraków, Poland; AGH University of Science and Technology, Kraków, Poland (See document for exact affiliation information.)
Type
Convention Paper