A Comparative Study of Music Preprocessing Strategies for Cochlear Implant Listeners

Stimuli used in the listening experiments

This page contains the audio stimuli used in the listening experiments and instrumental evaluations of the study published in

Gauer, J., Nagathil, A., Lentz, B., Völter, C., & Martin, R. (2023).
A subjective evaluation of different music preprocessing approaches in cochlear implant listeners.
The Journal of the Acoustical Society of America, 153(2), 1307–1318.
DOI: 10.1121/10.0017249

The vocoded stimuli have been generated using the SPIRAL vocoder by Grange et al. (DOI: 10.1121/1.5009602).

You can also find the "IKA CI Pop Music Dataset)" repository with the original reference signals here:

You can also find the "IKA CI Music Preprocessing Listening Experiment Stimuli (2022)" repository with the processed stimuli here:

E10: Auctioneer - OurFutureFaces (SingerSongwriter)
E13: ClaraBerryAndWooldog - AirTraffic (SingerSongwriter)
E17: DreamersOfTheGhetto - HeavyLove (Pop))
E19: HeladoNegro - MitadDelMundo (Pop))
E23: HopAlong - SisterCities (Rock)
E26: InvisibleFamiliars - DisturbingWildlife (SingerSongwriter))
E29: MatthewEntwistle - DontYouEver (Jazz)
E42: MusicDelta - Britpop (Pop)
E54: MusicDelta - Rock (Rock)
E60: NightPanther - Fire (Pop)
E69: StevenClark - Bounty (Pop)
E81: TheSoSoGlos - Emergency (Rock)

E10: Auctioneer - OurFutureFaces (SingerSongwriter)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E13: ClaraBerryAndWooldog - AirTraffic (SingerSongwriter)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E17: DreamersOfTheGhetto - HeavyLove (Pop)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E19: HeladoNegro - MitadDelMundo (Pop)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E23: HopAlong - SisterCities (Rock)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E26: InvisibleFamiliars - DisturbingWildlife (SingerSongwriter)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E29: MatthewEntwistle - DontYouEver (Jazz)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E42: MusicDelta - Britpop (Pop)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E54: MusicDelta - Rock (Rock)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E60: NightPanther - Fire (Pop)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E69: StevenClark - Bounty (Pop)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded

E81: TheSoSoGlos - Emergency (Rock)
■ Ref.	clean
■ Ref.	vocoded
■ HPCA+P	clean
■ HPCA+P	vocoded
■ C_spl	clean
■ C_spl	vocoded
■ D_spl	clean
■ D_spl	vocoded
■ HALCA	clean
■ HALCA	vocoded
■ MTR	clean
■ MTR	vocoded