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Unlike frozen snapshots of facial expressions that we often see in photographs, natural facial expressions are dynamic events that unfold in a particular fashion over time. But how important are the… (More)
There are three prominent solutions to the Darwinian problem of altruism, kin selection, reciprocal altruism, and trait group selection. Only one, reciprocal altruism, most commonly implemented in… (More)
Can lateral connectivity in the primary visual cortex account for the time dependence and intrinsic task difficulty of human contour detection? To answer this question, we created a synthetic image… (More)
Why do faces become easier to recognize with repeated exposure? Previous research has suggested that familiarity may induce a qualitative shift in visual processing from an independent analysis of… (More)
Important perceptual judgments are often made by combining the opinions of several individuals to make a collective decision, such as when teams of physicians make diagnoses based on medical images.… (More)
statistics Vadas Gintautas1,3, Shawn Barr5, Michael Ham2, Benjamin Kunsberg6, Steve Zucker6, Steven Brumby4, Craig Rasmussen5, Luis M. A. Bettencourt3 Garrett T. Kenyon3,5 1 CNLS; 2 P-21; 3 T-5; 4… (More)
Quantifying the difficulty of object recognition tasks via scaling of accuracy versus training set size,"