A revised diffusion model for conflict tasks

PS Lee, DK Sewell - Psychonomic Bulletin & Review, 2024 - Springer
The recently developed diffusion model for conflict tasks (DMC) Ulrich et al.(Cognitive
Psychology, 78, 148–174,) provides a good account of data from all standard conflict tasks …

Vision for the blind: visual psychophysics and blinded inference for decision models

PL Smith, SD Lilburn - Psychonomic Bulletin & Review, 2020 - Springer
Evidence accumulation models like the diffusion model are increasingly used by
researchers to identify the contributions of sensory and decisional factors to the speed and …

Modeling evidence accumulation decision processes using integral equations: Urgency-gating and collapsing boundaries.

PL Smith, R Ratcliff - Psychological review, 2022 - psycnet.apa.org
Diffusion models of evidence accumulation have successfully accounted for the distributions
of response times and choice probabilities from many experimental tasks, but recently their …

Developing Bayesian adaptive methods for estimating sensitivity thresholds (d′) in Yes-No and forced-choice tasks

LA Lesmes, ZL Lu, J Baek, N Tran, BA Dosher… - Frontiers in …, 2015 - frontiersin.org
Motivated by Signal Detection Theory (SDT), we developed a family of novel adaptive
methods that estimate the sensitivity threshold—the signal intensity corresponding to a pre …

Multidimensional signal detection theory

FG Ashby, FA Soto - Oxford handbook of computational and …, 2015 - books.google.com
Multidimensional signal detection theory is a multivariate extension of signal detection
theory that makes two fundamental assumptions, namely that every mental state is noisy and …

An information capacity limitation of visual short-term memory.

DK Sewell, SD Lilburn, PL Smith - Journal of experimental …, 2014 - psycnet.apa.org
Research suggests that visual short-term memory (VSTM) has both an item capacity, of
around 4 items, and an information capacity. We characterize the information capacity limits …

Modeling perceptual discrimination in dynamic noise: Time-changed diffusion and release from inhibition

PL Smith, R Ratcliff, DK Sewell - Journal of Mathematical Psychology, 2014 - Elsevier
The speed and accuracy of discrimination of featurally-defined stimuli such as letters,
oriented bars, and Gabor patches are reduced when they are embedded in dynamic visual …

A competitive interaction theory of attentional selection and decision making in brief, multielement displays.

PL Smith, DK Sewell - Psychological review, 2013 - psycnet.apa.org
Abstract [Correction Notice: An Erratum for this article was reported in Vol 120 (4) of
Psychological Review (see record 2013-28064-001). In the article, the values of (d=) 2 in …

Object selection costs in visual working memory: A diffusion model analysis of the focus of attention.

DK Sewell, SD Lilburn, PL Smith - Journal of experimental …, 2016 - psycnet.apa.org
A central question in working memory research concerns the degree to which information in
working memory is accessible to other cognitive processes (eg, decision-making). Theories …

Modeling simple decisions and applications using a diffusion model

R Ratcliff, P Smith - 2015 - academic.oup.com
The diffusion model is one of the major sequential-sampling models for two-choice decision-
making and choice response time in psychology. The model conceives of decision-making …