Studies conducted in the past have already established associations between facial symmetry and general health and perceived attractiveness.
过去进行的研究已经确立了面部匀称与健康状况和感知吸引力的关系。
These studies have suggested that while 6-month-olds are experts in verbal and facial perception even when it comes to monkeys, as they get older they lose this ability.
这些研究发现，尽管6个月大的婴儿是语音和面部感知的专家，甚至对于把狗换成猴子他们也是如此，但随着年龄的增大他们会渐渐失去这些能力。
Women more correctly identify the unspoken messages conveyed in facial expressions, postures and tones of voice, studies show.
研究发现，女性对面部表情、姿势以及语调传达出来的非言语信息能更加准确地识别出来。
Women not only better remember the physical appearances of others but also more correctly identify the unspoken messages conveyed in facial expressions, postures and tones of voice, studies show.
女性不仅更容易记得他人的面貌，更能解读别人所传达的面部表情，肢体表情以及语气传达的信息。
Accurate understanding ranged from 50 percent to 78 percent, much higher than the 11 percent expected by chance and comparable to rates seen in studies of verbal and facial emotion.
准确率在50%到78%之间，远高于预期的11%，比得上从语言和表情的情绪研究中所得的比率。
But those studies were flawed because they relied on the change in the baby's facial expression upon receiving the sugar, from puckered-up to relaxed, as proof that it works, the new study says.
新研究评述道，这些研究其实是存在缺陷的，因为他们是依据婴儿在喂糖之后面部表情由皱着脸蛋变为放松来作为有效的证明。
Dr Mark Shriver, who studies human origins at Penn State University, is interested in ancestry, variations in skin and hair colour, facial features and height.
宾夕法尼亚州立大学研究人类起源的马克·施莱佛博士感兴趣的是血统，皮肤和头发的颜色、面部结构和身高的变化。
Second, in order to extract motion data of each facial part from a video stream, this dissertation studies multiple facial feature tracking algorithms.
为了从视频流中提取基于人脸面部特征的运动数据，本文研究了人脸多特征跟踪算法。
Previous studies have confirmed that facial expressions can serve as a biological stimulation to herald happy, danger or threat.
前人的研究已经证实面部表情可以作为预示高兴、危险或威胁的生物学刺激。
Previous research echoes these new results: Past studies have suggested, for example, that the lonelier people are better at accurately reading facial expressions and decoding tone of voice.
更早以前的研究也得出过相似的结果：比如过去有研究表明，孤独的人更善于准确识别面部表情，解读说话者语气中蕴含的信息。
As one of the six basic emotions, the surprised facial expression has been neglected in recent studies.
作为六大基本情绪之一的惊讶情绪，在现在的神经影像学研究中一直处于被忽视的地位。
As one of the six basic emotions, the surprised facial expression has been neglected in recent studies.
作为六大基本情绪之一的惊讶情绪，在现在的神经影像学研究中一直处于被忽视的地位。
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