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Elementary Signal Detection Theory

Thomas D. Wickens

Published in print:
2001
Published Online:
April 2010
ISBN:
9780195092509
eISBN:
9780199893812
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195092509.001.0001
Subject:
Psychology, Cognitive Psychology

Signal detection theory describes how an observer makes decisions about weak, uncertain, or ambiguous events or signals. It is widely applied in psychology, medicine, and other related fields. This ... More


Three More Paradigms and Transducer Functions

Norma van Surdam Graham

in Visual Pattern Analyzers

Published in print:
1989
Published Online:
January 2008
ISBN:
9780195051544
eISBN:
9780199872183
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195051544.003.0010
Subject:
Psychology, Cognitive Neuroscience

This chapter continues Chapter 9's description of identification experiments by describing three more paradigms: simple detection and identification; the 2x2 paradigm; and concurrent identification. ... More


Visual Pattern Analyzers

Norma Van Surdam Graham

Published in print:
1989
Published Online:
January 2008
ISBN:
9780195051544
eISBN:
9780199872183
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195051544.001.0001
Subject:
Psychology, Cognitive Neuroscience

From the light that falls on the retina, the visual system must extract meaningful information about what is where in our environment. At an early stage in this process, it analyzes the incoming ... More


Discrimination

Norma van Surdam Graham

in Visual Pattern Analyzers

Published in print:
1989
Published Online:
January 2008
ISBN:
9780195051544
eISBN:
9780199872183
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195051544.003.0009
Subject:
Psychology, Cognitive Neuroscience

This chapter describes identification experiments where an observer is asked to identify which of several nonblank stimuli has been presented. Only identification experiments using stimulus ... More


Extrinsic Uncertainty and Summation Revisited

Norma van Surdam Graham

in Visual Pattern Analyzers

Published in print:
1989
Published Online:
January 2008
ISBN:
9780195051544
eISBN:
9780199872183
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195051544.003.0007
Subject:
Psychology, Cognitive Neuroscience

This chapter considers the uncertainty arising from sources extrinsic to the observer, in particular from the observer's ignorance on any given trial as to which of several alternative stimuli will ... More


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


Sensitivity and Signal-Detection Theory

Zhong-Lin Lu and Barbara Dosher

in Visual Psychophysics: From Laboratory to Theory

Published in print:
2013
Published Online:
May 2014
ISBN:
9780262019453
eISBN:
9780262314930
Item type:
chapter
Publisher:
The MIT Press
DOI:
10.7551/mitpress/9780262019453.003.0008
Subject:
Psychology, Vision

This chapter treats the measurement of visual sensitivity, or how we detect threshold or near-threshold stimuli. It begins with a brief review of the classical methods of measuring thresholds. It ... More


A Signal Detection Analysis of the Recognition Heuristic

Timothy J. Pleskac

in Heuristics: The Foundations of Adaptive Behavior

Published in print:
2011
Published Online:
May 2011
ISBN:
9780199744282
eISBN:
9780199894727
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199744282.003.0015
Subject:
Psychology, Cognitive Psychology, Human-Technology Interaction

The recognition heuristic uses a recognition decision to make an inference about an unknown variable in the world. Theories of recognition memory typically use a signal detection framework to predict ... More


Intrinsic Uncertainty and Transducer Functions

Norma van Surdam Graham

in Visual Pattern Analyzers

Published in print:
1989
Published Online:
January 2008
ISBN:
9780195051544
eISBN:
9780199872183
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195051544.003.0008
Subject:
Psychology, Cognitive Neuroscience

Intrinsic uncertainty arises from sources intrinsic to the observer, in particular from the observer's inability to attend to only the relevant information (attention limitations) and inability to ... More


Models for Far-Apart Values

Norma van Surdam Graham

in Visual Pattern Analyzers

Published in print:
1989
Published Online:
January 2008
ISBN:
9780195051544
eISBN:
9780199872183
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195051544.003.0004
Subject:
Psychology, Cognitive Neuroscience

Summation experiments using patterns that are far apart along any dimension (e.g., two lines of very different orientations) can answer the question of whether there are multiple analyzers along that ... More


Thresholds for Action in Judicial Decisions

Len Dalgleish, James Shanteau, and April Park

in The Psychology of Judicial Decision Making

Published in print:
2010
Published Online:
May 2010
ISBN:
9780195367584
eISBN:
9780199776917
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195367584.003.0011
Subject:
Psychology, Forensic Psychology

Many decisions that people are called on to make can be thought of as involving thresholds for action. In each case, we can understand the decision maker to be answering two questions: (1) How strong ... More


Neurobiology of Decision Making: An Intentional Framework

Michael N. Shadlen, Roozbeh Kiani, Timothy D. Hanks, and Anne K. Churchland

in Better Than Conscious?: Decision Making, the Human Mind, and Implications For Institutions

Published in print:
2008
Published Online:
May 2016
ISBN:
9780262195805
eISBN:
9780262272353
Item type:
chapter
Publisher:
The MIT Press
DOI:
10.7551/mitpress/9780262195805.003.0004
Subject:
Psychology, Social Psychology

The aim of statistical decision theories is to understand how evidence, prior knowledge, and values lead an organism to commit to one of a number of alternatives. Two main statistical decision ... More


Weber's Law

Donald Laming

in Inside Psychology: A science over 50 years

Published in print:
2008
Published Online:
March 2012
ISBN:
9780199228768
eISBN:
9780191696336
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199228768.003.0014
Subject:
Psychology, Cognitive Psychology

This chapter is all about changes and developments related to the Weber's Law during the past fifty years. Two ideas have transformed our understanding of sensory discrimination and of sensation ... More


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