Results 11 to 20 of about 1,501,383 (246)
It is commonly acknowledged that gamma-band oscillations arise from interplay between neural excitation and inhibition; however, the neural mechanisms controlling the power of stimulus-induced gamma responses (GR) in the human brain remain poorly ...
Elena V Orekhova +4 more
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How experience with tone in the native language affects the L2 acquisition of pitch accents
This paper tested the ability of Mandarin learners of German, whose native language has lexical tone, to imitate pitch accent contrasts in German, an intonation language.
Katharina Zahner-Ritter +3 more
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An etiology of human modernity
Following the refutation of the replacement hypothesis, which had proposed that a ‘superior’ hominin species arose in Africa and replaced all other humans existing at the time, the auto-domestication hypothesis remains the only viable explanation for the
Bednarik Robert G.
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The two visual systems hypothesis and contrastive underdetermination [PDF]
This paper concerns local yet systematic problems of contrastive underdetermination of model choice in cognitive neuroscience debates about the so-called two visual systems hypothesis. The underdetermination problem is systematically generated by the way certain assumptions about the representationalist nature of computation are translated into ...
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Examining the Role of Phoneme Frequency in First Language Perceptual Attrition
In this paper, we follow up on previous findings concerning first language (L1) perceptual attrition to examine the role of phoneme frequency in influencing variation across L1 contrasts.
Charles B. Chang, Sunyoung Ahn
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Temporal adaptation enhances efficient contrast gain control on natural images. [PDF]
Divisive normalization in primary visual cortex has been linked to adaptation to natural image statistics in accordance to Barlow's redundancy reduction hypothesis.
Fabian Sinz, Matthias Bethge
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Recurrent neck swelling after iodinated contrast media administration
A 74-year-old male with an abdominal aortic aneurism reported 2 episodes of neck swelling 16 hours after an abdominal CT with iodinated contrast media that reappeared in a subsequent CT, although the use of pre-medication.
Inês Machado Cunha, MD +4 more
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Subprime crisis and instability of global financial markets [PDF]
In order to prescribe adequate remedies to treat the current financial crisis one has to understand what in the first place went wrong. An age ago, older generations wrote that disease could not be cured without an accurate diagnosis.
Radonjić Ognjen, Zec Miodrag
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Marginal contrasts and the Contrastivist Hypothesis
The Contrastivist Hypothesis (CH; Hall 2007; Dresher 2009) holds that the only features that can be phonologically active in any language are those that serve to distinguish phonemes, which presupposes that phonemic status is categorical. Many researchers, however, demonstrate the existence of gradient relations.
Hall, Daniel Currie +1 more
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Evidence that the bill of the Toco Toucan, Ramphastos toco Statius Muller, 1776, has a specialized role in heat dissipation suggests a new function for the large and light-weight bill of the toucan family (Piciformes: Ramphastidae).
Austin L. Hughes
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