Related Experiment Videos
On the differences between conventional and auditory spectrograms of English consonants
T Brookes1, A Tyrrell, D Howard
1Institute of Sound Recording, University of Surrey, Guildford, UK. t.brookes@surrey.ac.uk
Logopedics, Phoniatrics, Vocology
|August 24, 2000
Summary
A novel auditory spectrograph tool offers real-time speech analysis. It enhances visualization of acoustic cues for speech production and perception, clarifying features difficult for conventional spectrograms.
Area of Science:
- Acoustic Phonetics
- Speech Science
- Auditory Modeling
Background:
- Conventional spectrograms are widely used for speech analysis.
- Limitations exist in distinguishing subtle acoustic cues with traditional methods.
- Contemporary auditory models offer new analytical possibilities.
Purpose of the Study:
- To introduce a new real-time speech analysis tool, the "auditory spectrograph."
- To compare the analytical power of the auditory spectrograph with conventional spectrograms.
- To evaluate the visualization of acoustic cues in speech production and perception.
Main Methods:
- Development of a real-time speech analysis tool incorporating an auditory model.
- Analysis of English consonant sounds using the auditory spectrograph.
- Comparative analysis against wide and narrow band spectrograms.
Main Results:
- The auditory spectrograph provides a familiar spectrographic display.
- Auditory analyses visually emphasize acoustic cues relevant to speech production and perception.
- Features obscured in conventional spectrograms are clarified by the auditory spectrograph.
Conclusions:
- The auditory spectrograph offers an improved method for speech analysis.
- This tool enhances the visualization and understanding of speech acoustics.
- It aids in distinguishing subtle phonetic features compared to traditional spectrograms.