HST.723J/9.285J - Neural Coding and Perception of Sound

Spring 2009

Masking and Cochlear Nonlinearity (Guinan/Braida)

Animation of the "cochlear amplifier" created by Dr. Steven Neely, Boystown National Research Hospital 

All papers are available in portable document format (PDF), for which you need Adobe Acrobat Reader. 

Pointers to Theme 1 Papers

Theme report due 3/4/2009.

Background (not discussed, for reference only)

1. Moore BCJ (1995).  PDF  Frequency analysis and masking.  In BCJ Moore (ed.),  Hearing.  Academic: London, pp. 161-205.

2. Oxenham AJ and Bacon SP (2003).  PDF  Cochlear compression: Perceptual measures and implications for normal and impaired hearing.  Ear Hearing 24:352-366.

3. Dallos P (1996).  PDF  Overview: Cochlear neurobiology.  In P Dallos, AN Popper, and RR Fay (eds.), The Cochlea. Springer: New York, pp. 1-43.

Psychophysics

1. Moore BCJ (1978).  PDF  Pointers  Psychophysical tuning curves measured in simultaneous and forward masking.  J. Acoust. Soc. Am. 63:524-532.  Guinan.  Discussed 2/23.

2. Shera CA, Guinan JJ Jr and Oxenham AJ (2002). PDF Revised estimates of human cochlear tuning from otoacoustic and behavioral measurements.  Proc. Natl. Acad. Sci. 99:3318-3323.  Guinan.  Discussed 2/23.

3. Shannon RV (1976).  PDF Two-tone unmasking and suppression in a forward-masking situation. J Acoust Soc Am 59, 1460-70.  Guinan.  Discussed 2/23.

Cochlear physiology and modeling

1. Delgutte B (1988).  PDF  Pointers  Physiological mechanisms of masking.  In H Duifhuis, JW Horst, and HP Wit (Eds.), Basic Issues in Hearing.  London: Academic, pp. 204-214.  Delgutte.  Discussed 2/25.

2. Ruggero MA, Robles L, and Rich NC (1992).  PDF Pointers  Two-tone suppression in the basilar membrane of the cochlea: Mechanical basis of auditory-nerve rate suppression.  J. Neurophysiol. 68:1087-1099.  Guinan.  Discussed 2/25.

3. Cai Y and Geisler CD (1996).  PDF Pointers  Suppression in auditory-nerve fibers of cats using low-side suppressors.  III. Model results.  Hearing Res. 96:126-140.  Guinan.  Discussed 2/25.

Further reading (not discussed)

1. Delgutte B (1990).  PDF  Physiological mechanisms of psychophysical masking:  Observations from auditory-nerve fibers.  J. Acoust. Soc. Am. 87:791-809.  A more detailed version of the assigned 1988 paper.

2009 Student PowerPoint Presentations

1. Moore (1978). PPT

2. Shera, Guinan and Oxenham (2002). PPT

3. Shannon (1976). PPT

4. Delgutte (1988). PPT

5. Ruggero, Robles and Rich (1992). PPT

6. Cai and Geisler (1996). PPT