Newborn pain degree assessment method and system based on facial expression recognition
A facial expression and newborn technology, applied in the field of facial expression recognition and machine learning, can solve the problem of insufficient number of samples in newborn pain facial expression image data sets, and achieve the avoidance of limitations and subjectivity, strong representation ability and general The effects of culturalization ability and strong feature expression ability
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[0037] The specific embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings of the specification.
[0038] Such as figure 1 As shown, the method for evaluating the pain degree of newborns based on facial expression recognition provided by the embodiment of the present invention mainly includes the following steps:
[0039] S1: Establish a newborn painful facial expression image data set, including preprocessed newborn facial images and their corresponding expression category labels. The expression categories include quiet, crying, mild pain, and severe pain, corresponding to the level of pain.
[0040] At present, there is no public data set of facial expressions of newborns with pain in the world. In response to the needs of project development, we use digital cameras to record newborns experiencing varying degrees of pain and stimulation during quiet, crying due to hunger and other reasons, and routine painful op...
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