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Fechner's Law—the normal model

Donald Laming

in The Measurement of Sensation

Published in print:
1997
Published Online:
January 2008
ISBN:
9780198523420
eISBN:
9780191712425
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198523420.003.0003
Subject:
Psychology, Cognitive Neuroscience

The normal, equal variance model of signal detection theory, expressed with respect to log stimulus magnitude as metric, provides an account of discriminations between two separate stimulus ... More


Operating characteristics and the Gaussian model

Thomas D. Wickens

in Elementary Signal Detection Theory

Published in print:
2001
Published Online:
April 2010
ISBN:
9780195092509
eISBN:
9780199893812
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195092509.003.0003
Subject:
Psychology, Cognitive Psychology

An operating characteristic (receiver-operating characteristic, ROC, or isosenstivity function) can be calculated whenever detection of a signal is observed under conditions that change the ... More


Establishing Evidence of Scale Score Validity

Neil Abell, David W. Springer, and Akihito Kamata

in Developing and Validating Rapid Assessment Instruments

Published in print:
2009
Published Online:
September 2009
ISBN:
9780195333367
eISBN:
9780199864300
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195333367.003.0005
Subject:
Social Work, Research and Evaluation

This chapter deconstructs the multiple forms of evidence combined to establish the construct validity of a measure. Some forms (i.e., face and content validity) are shown to be fundamentally ... More


Measures of detection performance

Thomas D. Wickens

in Elementary Signal Detection Theory

Published in print:
2001
Published Online:
April 2010
ISBN:
9780195092509
eISBN:
9780199893812
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195092509.003.0004
Subject:
Psychology, Cognitive Psychology

Performance in signal detection can be measured using the operating characteristic in several ways. This chapter discusses measures of both sensitivity and bias, and makes recommendations. ... More


Confidence ratings

Thomas D. Wickens

in Elementary Signal Detection Theory

Published in print:
2001
Published Online:
April 2010
ISBN:
9780195092509
eISBN:
9780199893812
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195092509.003.0005
Subject:
Psychology, Cognitive Psychology

An efficient way to plot an operating characteristic is to have observers rate their confidence in each response. This chapter describes how these ratings are used, both theoretically and practically.


The Psychophysics of Sensory Function

S. S. Stevens

in Sensory Communication

Published in print:
2012
Published Online:
August 2013
ISBN:
9780262518420
eISBN:
9780262314213
Item type:
chapter
Publisher:
The MIT Press
DOI:
10.7551/mitpress/9780262518420.003.0001
Subject:
Neuroscience, Research and Theory

This chapter discusses the comeback staged by psychophysics that started in the 1930s. Since then, new interest in the age-old problem of sensory response has been kindled by the invention of ... More


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