Selective binding of facial features reveals dynamic expression fragments.

Selective binding of facial features reveals dynamic expression fragments.
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DOI:
10.1038/s41598-018-27242-2
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发表时间:
2018-06-13
期刊:
影响因子:
4.6
通讯作者:
Johnston A
Johnston A
中科院分区:
综合性期刊3区
文献类型:
--
作者:
Harrison C;Binetti N;Mareschal I;Johnston A

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两个任意选择的交替特征对之间的时间对应性通常可以在高达3-4 Hz的速率下报告。然而,对于编码特征连接的专门视觉机制,这一限制被超越。在这里,我们表明,这3-4赫兹的限制是超过眼睛凝视和眉毛配对,但不是眼睛凝视和嘴配对,这表明眼睛和眉毛的运动相结合,构成一个动态的表达片段,一个积木的高级面部动作。
The temporal correspondence between two arbitrarily chosen pairs of alternating features can generally be reported for rates up to 3–4 Hz. This limit is however surpassed for specialised visual mechanisms that encode conjunctions of features. Here we show that this 3–4 Hz limit is exceeded for eye gaze and eyebrow pairing, but not for eye gaze and mouth pairing, suggesting combined eye and eyebrow motion constitutes a dynamic expression fragment; a building block of superordinate facial actions.
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