fredag 1 januari 2010

A facial expression is worth a thousand words


Moving pictures are more suitable to interpret the mood of a person than a static photograph. Communication is a central aspect of everyday life, a fact that is reflected in the wide variety of ways that people exchange information, not only with words, but also using their face and body. Scientists have now found out that we are able to recognize facial expressions in motion far better than in a static photograph. The video sequence needs to be at least as long as one tenth of a second to gain this dynamic advantage.... [read the full article]


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