Speech perception in field of phonetics is widely studied with behavioural testing based on the notion of categorical perception. Recently signed languages are also being studied within phonetic framework. The experimental design presented within this research project aims for analogous study design parameters for both speech and sign.
Bibliographic reference. Ojala, Stina / Aaltonen, Olli / Salakoski, Tapio (2008): "Investigating perception of places of articulation in sign and speech", In INTERSPEECH-2008, 1969.