Facial expression recognition (FER) is an important aspect of effective interpersonal communication. In order to explore whether the development of FER was delayed in hearing impaired children, 44 child participants completed labeling, and matching tasks to identify four basic emotions (happiness, sadness, anger, and fear). Twenty-two participants had either a cochlear implant (CI) or a hearing aid (HA) while 22 had normal hearing and participants were matched across conditions by age and gender. The results showed that children with a CI or HA were developmentally delayed not only in their emotion-labeling (verbal) tasks but also in their emotion-matching (nonverbal) tasks. For all participants, the emotion-labeling task was more difficult than the emotion-matching task. Additionally, the relative difficulty of recognizing four different emotional expressions was similar between verbal and nonverbal tasks.
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http://dx.doi.org/10.3389/fpsyg.2016.01989 | DOI Listing |
Emotion
January 2025
Department of Psychology, University of New Hampshire.
We examined categorical processing biases in the perception and recognition of facial expressions of emotion across two studies. In both studies, participants first learned to discriminate between two ambiguous facial expressions of emotion selected from the middle of a continuous array of blended expressions (i.e.
View Article and Find Full Text PDFDev Biol
January 2025
The Walter and Eliza Hall Institute of Medical Research, Parkville, Victoria, 3052, Australia; Department of Medical Biology, The University of Melbourne, Parkville, Victoria, 3052, Australia. Electronic address:
The MYST family histone acetyltransferase gene, KAT6B (MYST4, MORF, QKF) is mutated in two distinct human congenital disorders characterised by intellectual disability, facial dysmorphogenesis and skeletal abnormalities; Say-Barber-Biesecker-Young-Simpson variant of Ohdo syndrome and Genitopatellar syndrome. Despite its requirement in normal skeletal development, the cellular and transcriptional effects of KAT6B in skeletogenesis have not been thoroughly studied. Here, we show that germline deletion of the Kat6b gene in mice causes premature ossification in vivo, resulting in shortened craniofacial elements and increased bone density, as well as shortened tibias with an expanded pre-hypertrophic layer, as compared to wild type controls.
View Article and Find Full Text PDFRev Neurosci
January 2025
557765 Network of Neurosurgery and Artificial Intelligence (NONAI), Universal Scientific Education and Research Network (USERN ), Tehran, Iran.
The recognition and classification of facial expressions using artificial intelligence (AI) presents a promising avenue for early detection and monitoring of neurodegenerative disorders. This narrative review critically examines the current state of AI-driven facial expression analysis in the context of neurodegenerative diseases, such as Alzheimer's and Parkinson's. We discuss the potential of AI techniques, including deep learning and computer vision, to accurately interpret and categorize subtle changes in facial expressions associated with these pathological conditions.
View Article and Find Full Text PDFSci Rep
January 2025
Guardian Robot Project, RIKEN, Kyoto, Japan.
Trust and rapport are essential abilities for human-robot interaction. Producing emotional expressions in the robots' faces is an effective way for that purpose. Androids can show human-like facial expressions of basic emotions.
View Article and Find Full Text PDFCommun Biol
January 2025
Department of Biology, Loyola University Chicago, Chicago, IL, USA.
Amniote skulls are diverse in shape and skeletal composition, which is the basis of much adaptive diversification within this clade. Major differences in skull shape are established early in development, at a critical developmental interval spanning the initial outgrowth and fusion of the facial processes. In birds, this is orchestrated by domains of Shh and Fgf8 expression, known as the frontonasal ectodermal zone (FEZ).
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