This research is concerned primarily with certain endogenous potentials of the brain which can be recorded from the human scalp. The major objectives are to clarify essential questions concerning the functional significance of specific endogenous potentials hypothesized to be associated with pattern recognition and stimulus classification, both as steps toward comprehending how the brain is the substratum of cognition and assessing psychological theories regarding information processing.

Agency
National Institute of Health (NIH)
Institute
Eunice Kennedy Shriver National Institute of Child Health & Human Development (NICHD)
Type
Research Project (R01)
Project #
5R01HD010804-09
Application #
3311401
Study Section
Neurology A Study Section (NEUA)
Project Start
1977-05-01
Project End
1987-11-30
Budget Start
1985-12-01
Budget End
1986-11-30
Support Year
9
Fiscal Year
1986
Total Cost
Indirect Cost
Name
Albert Einstein College of Medicine
Department
Type
Schools of Medicine
DUNS #
009095365
City
Bronx
State
NY
Country
United States
Zip Code
10461
Gaeta, H; Friedman, D; Ritter, W et al. (1998) An event-related potential study of age-related changes in sensitivity to stimulus deviance. Neurobiol Aging 19:447-59
Friedman, D; Ritter, W; Snodgrass, J G (1996) ERPs during study as a function of subsequent direct and indirect memory testing in young and old adults. Brain Res Cogn Brain Res 4:1-13
Schroeder, M M; Lipton, R B; Ritter, W et al. (1995) Event-related potential correlates of early processing in normal aging. Int J Neurosci 80:371-82
Friedman, D; Snodgrass, J G; Ritter, W (1994) Implicit retrieval processes in cued recall: implications for aging effects in memory. J Clin Exp Neuropsychol 16:921-38
Novak, G; Ritter, W; Vaughan Jr, H G (1992) The chronometry of attention-modulated processing and automatic mismatch detection. Psychophysiology 29:412-30
Novak, G; Ritter, W; Vaughan Jr, H G (1992) Mismatch detection and the latency of temporal judgements. Psychophysiology 29:398-411
Friedman, D; Putnam, L; Ritter, W et al. (1992) A developmental event-related potential study of picture matching in children, adolescents, and young adults: a replication and extension. Psychophysiology 29:593-610
Deacon, D; Breton, F; Ritter, W et al. (1991) The relationship between N2 and N400: scalp distribution, stimulus probability, and task relevance. Psychophysiology 28:185-200
Novak, G P; Ritter, W; Vaughan Jr, H G et al. (1990) Differentiation of negative event-related potentials in an auditory discrimination task. Electroencephalogr Clin Neurophysiol 75:255-75
Ritter, W; Simson, R; Vaughan Jr, H G (1988) Effects of the amount of stimulus information processed on negative event-related potentials. Electroencephalogr Clin Neurophysiol 69:244-58

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