A hybrid deep learning approach for musical difficulty estimation of piano symbolic music by Youssef Ghatas, Magda Fayek, Mayada Hadhoud

“…Our pipeline can be summarized as follows: firstly, we convert the symbolic music MIDI file of a piano performance to piano roll representation. Secondly, the piano roll is divided into smaller parts. …”
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Music composition realisation: the effectiveness of using musical instrument digital interface(MIDI) among music composition students / Nor Farahein Yacob by Yacob, Nor Farahein

“…It is also to find out how the music compositions students perceive the importance of using MIDI for music notation and piano roll sequencing based on their preferred digital audio workstation software. …”
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A Non-notewise Melody Editing Method for Supporting Musically Untrained People's Music Composition by Yuichi Tsuchiya, Tetsuro Kitahara

“…Experimental results showed that (1) for novice participants, our system was easier than the conventional piano-roll interface, (2) generated melodies were satisfactory for both novice and intermediate participants, and (3) novice participants' ideas about what melody they want became clearer as they experienced melody editing everyday. …”
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Furnace and Fugue. A multimedia edition of Michael Maier’s Atalanta fugiens by Sarah Lang

“…A main feature is the MEI player, which includes a piano roll visualisation that allows users to experience the musicological makeup of Atalanta fugiens even without a background in music theory. …”
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Multi-Genre Symbolic Music Generation using Deep Convolutional Generative Adversarial Network by Chauhan Chris, Tanawala Bhavesh, Hasan Mosin

“…Considering symbolic music, MIDI tracks were converted into piano-roll form after the extraction of musical information. …”
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Affordances of music composing software for learning mathematics at primary schools by Samuli Laato, Teemu Laine, Erkki Sutinen

“…The coordinate grid-based piano roll was the most common visualisation and the tracker visualisation had the most affordances for learning primary school math. …”
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