Progress Report NO.20
 
Research supported by:
Department of Health and Human Services
U.S. Public Health Service
National Institutes of Health -- Research Grant No.DC-00111-19
National Institutes of Health --Training Grant No.DC-00012-16

Table of Contents
 
I.Extended Manuscripts

1. Some Thoughts on "Normalization" in Speech Perception
------------------ David B. Pisoni
 

2. Some Considerations in Evaluating Spoken Word Recognition by Normal-Hearing and Cochlear Implant Listeners I: The Effects of Response Format
----------------- Mitchell S. Sommers, Karen I. Kirk, and David B. Pisoni
 

3. Training Japanese Listeners to Identify English /r/ and /l/ IV: Some Effects of Perceptual Learning on Speech Production
------------------ Ann R. Bradlow, David B. Pisoni, Reiko Akahane-Yamada, and Yoh'ichi Tohkura
 

4. Intelligibility of Normal Speech I: Global and Fine-Grained Acoustic-Phonetic Talker Characteristics
------------------- Ann R. Bradlow, Gina M. Torretta, and David B. Pisoni
 

5. Talker-Specific Perceptual Learning in Spoken Word Recognition: Preliminary Findings and Theoretical Implications
------------------- Lynne C. Nygaard and David B. Pisoni
 

6. Assessing Speech Perception in Children
------------------- Karen I. Kirk, Allen O. Diefendorf, David B. Pisoni and Amy M. Robbins
 

7. Recollection of Illusory Voices
------------------- Helena M. Saldaña, Kathleen B. McDermott, David B. Pisoni and Henry L. Roediger III
 

8. Treatment Effect on Phonological Acquisition in a Cochlear Implant Recipient
------------------- Amy McConkey Robbins and Steven B. Chin
 

9. Normalization of Vowels by Breath Sounds
------------------ Douglas H. Whalen and Sonya M. Sheffert


II. Short Reports & Work-in-Progress

1. Encoding of Visual Speaker Attributes and Recognition Memory for Spoken Words
------------------ Helena M. Saldaña, Lynne C. Nygaard, and David B. Pisoni
 

2. Audio-Visual Speech Perception Without Speech Cues
------------------ Helena M. Saldaña David B. Pisoni, Jennifer M. Fellowes, and Robert E. Remez
 

3. Perceptual Learning of Natural and Sinewave Voices
------------------ Sonya M. Sheffert, David B. Pisoni, Jennifer M. Fellowes, and Robert E. Romez
 

4. Multimodal Encoding of Speech in Memory: A First Report
------------------ David B. Pisoni, Helena M. Saldaña, and Sonya M. Sheffert
 

5. The Relationship Between Stimulus Variability, Auditory Memory, and Spoken Word Recognition in Listeners with Hearing Impairment
------------------ Karen I. Kirk, David B. Pisoni, David Crotzer, Donald L. Schilson, and Ann E. Kalberer
 

6. The "Easy-Hard" Work Multi-Talker Speech Database: An Initial Report
------------------ Gina M. Torretta
 

7. Implanted Children Can Speak, But Can They Communicate?
------------------ Amy McConkey Robbins, Mario Svirsky, and Karen I. Kirk
 

8. Lexical Discrimination and Age of Cochlear Implantation: A First Report
------------------ Karen I. Kirk and David B. Pisoni
 

9. Acoustic and Glottal Excitation Analyses of Sober vs. Intoxicated Speech: A First Report
------------------ Kathleen E. Cummings, Steven B. Chin, and David B. Pisoni


III. Instrumentation and Software

1. Current Computer Facilities in the Speech Research Laboratory
------------------ Luis R. Hernandez
 

2. An Auditory and Visual Experimental Control System
------------------ Luis R. Hernandez and Caleb R. Marcinkovich
 

3. Using CD-ROM as a Storage Medium for Digitized Speech Materials
------------------ Jon M. D'Haenens and Luis R. Hernandez