Jessica Kriksciun, Caitlin Knight, Doris Trauner
Longitudinal Stability of Spatial Inattention in Children With Perinatal Stroke
Pediatric neurology
process models specify series mental operations necessary complete task demonstrate use process models analyze responsetime data obtain parameter estimates clear psychological interpretation prerequisite analysis process model generates count elementary information processing steps eip steps trial experiment estimate duration eip step assuming every eip step random duration modeled draws gamma distribution natural effect summing several random eip steps expected spread overall response time increases higher eip step count modern probabilistic programming tools becomes relatively easy fit bayesian hierarchical models data thus estimate duration step individual participant present two examples paper first example childrens performance simple addition tasks response time often well predicted smaller two addends second example response times sudoku task process model contains random decisions eip step count thus becomes latent show eip regression model extended case believe approach used bridge gap classical cognitive modeling statistical inference easily applicable many use cases