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Ratcliff, Roger – Cognitive Psychology, 2006
The diffusion model (Ratcliff, 1978) and the leaky competing accumulator model (LCA, Usher & McClelland, 2001) were tested against two-choice data collected from the same subjects with the standard response time procedure and the response signal procedure. In the response signal procedure, a stimulus is presented and then, at one of a number of…
Descriptors: Models, Responses, Reaction Time, Goodness of Fit