Perceptions as hypotheses: saccades as experiments

If perception corresponds to hypothesis testing (Gregory, 1980); then visual searches might be construed as experiments that generate sensory data.In this work, we explore the idea that saccadic eye movements are optimal experiments, in which data are gathered to test hypotheses or beliefs about how those data are caused.This provides a plausible m

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Defining value in cardiac surgery: A contemporary analysis of cost variation across the United StatesCentral MessagePerspective

Objective: Isolated coronary artery bypass grafting and aortic valve Fragrance replacement are common cardiac operations performed in the United States and serve as platforms for benchmarking.The present national study characterized hospital-level variation in costs and value for coronary artery bypass grafting and aortic valve replacement.Methods:

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