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last modified: 10 01, 2009

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Rencon Workshop at ISMIR 2006

The results of the Rencon 2006 Performance Rendering Contest were presented at the panel session on Expression in Music at the 7th International Conference on Music Information Retrieval in Victoria, Canada, and are repeated here.

Compulsory section

Set piece: Chopin's piano Etude in E major (Op.10, No.3, bars 1-21).

7 entries were received from 4 systems, as shown in the following table:

SYSTEM AUTHORS ENTRIES
Pop-E Mitsuyo Hashida, Noriko Nagata, Haruhiro Katayose One entry
COPER Kenzi Noike, Yosuke Ito, Haruhiro Katayose Closed, open
Kagurame Phase-II Atsushi Shimuzu, Anna Harada, Taizan Suzuki, Kenzi Noike, Yukio Tokunaga One entry
Ha-Hi-Hun Yosuke Ito, Kenzi Noike, Haruhiro Katayose, Keiji Hirata Closed, open, dead-pan

Open section

Any piece and instrument was allowed.

4 entries were received from 2 systems, as listed below:

SYSTEM AUTHOR PIECE
Pop-E Mitsuyo Hashida, Noriko Nagata, Haruhiro Katayose Tchaikovsky: Adagio from Swan Lake, Act 2
Pop-E Mitsuyo Hashida, Noriko Nagata, Haruhiro Katayose Rachmaninov: Rhapsody on a theme of Paganini
Superconductor Manfred Clynes Beethoven: Eroica Symphony, Op.55, Mvt.4
Superconductor Manfred Clynes Brahms: Violin Concerto, Op.77, Mvt.1

Evaluation

Entries were evaluated on 3 scales:
  • Overall quality of performance
  • Extent to which the performance sounds human
  • How interesting is the performance
Assessments were made on a 5-point scale, represented by the numbers 1-5, where lower scores are better. Scores were average over all evaluators. The evaluation form looked like this.

Compulsary Section Results

Apart from the 7 entries, two additional non-entries were evaluated as controls: the deadpan (metronomical) version of the excerpt, and an average version created from recordings of 22 human pianists by averaging the timing intervals and dynamics of the notes.

AUTHOR SYSTEM QUALITY HUMAN INTEREST
--- (Average) 1.8 1.5 2.2
Hashida et al. Pop-E 3.1 2.5 3.0
Shimuzu et al. Kagurame Phase-II 3.6 2.9 3.6
--- (Deadpan) 3.9 3.8 4.5
Ito et al. Ha-Hi-Hun (closed) 4.1 3.1 4.2
Noike et al. Coper (open) 4.1 3.2 2.9
Noike et al. Coper (closed) 4.1 3.5 3.5
Ito et al. Ha-Hi-Hun (deadpan) 4.5 4.0 4.5
Ito et al. Ha-Hi-Hun (open) 4.6 4.2 4.2

Open Section Results

AUTHOR SYSTEM PIECE QUALITY HUMAN INTEREST
Clynes Superconductor Beethoven: Eroica Symphony, Op.55, Mvt.4 2.1 2.4 2.2
Hashida et al. Pop-E Tchaikovsky: Adagio from Swan Lake, Act 2 2.2 2.2 2.6
Hashida et al. Pop-E Rachmaninov: Rhapsody on a theme of Paganini 3.0 2.8 2.9
Clynes Superconductor Brahms: Violin Concerto, Op.77, Mvt.1 3.5 3.5 3.5

Acknowledgements

Thanks to Doug Eck (University of Montreal) for use of the Bösendorfer CEUS piano at the BRAMS lab and Werner Goebl (McGill University) for help with recordings for the compulsory section of the competition.