نتایج جستجو برای: facial emotion recognition

تعداد نتایج: 338549  

Journal: :Electronics 2021

Facial emotion recognition is an inherently complex problem due to individual diversity in facial features and racial cultural differences. Moreover, expressions typically reflect the mixture of people’s emotional statuses, which can be expressed using compound emotions. Compound makes even more difficult because discrimination between dominant complementary emotions usually weak. We have creat...

Journal: :Neuropsychologia 2007
Kate Humphreys Nancy Minshew Grace Lee Leonard Marlene Behrmann

It is unclear whether individuals with autism are impaired at recognizing basic facial expressions, and whether, if any impairment exists, it applies to expression processing in general, or to certain expressions, in particular. To evaluate these alternatives, we adopted a fine-grained analysis of facial expression processing in autism. Specifically, we used the 'facial expression megamix' para...

2007
Lisa Nanette Gralewski

This thesis presents work concerning the analysis of behaviour specific facial motion and its automatic synthesis. Psychology research has shown that facial motion provides important cues to the human visual system for recognition of emotion, identity and gender. Similarly, in Computer Vision facial motion information has been used in face and facial expression recognition. However, the fact th...

2013
Martina Ardizzi Francesca Martini Maria Alessandra Umiltà Mariateresa Sestito Roberto Ravera Vittorio Gallese

Facial expression of emotions is a powerful vehicle for communicating information about others' emotional states and it normally induces facial mimicry in the observers. The aim of this study was to investigate if early aversive experiences could interfere with emotion recognition, facial mimicry, and with the autonomic regulation of social behaviors. We conducted a facial emotion recognition t...

Journal: :Journal of cognitive neuroscience 2008
Andrea S. Heberlein Alisa A. Padon Seth J. Gillihan Martha J. Farah Lesley K. Fellows

The ventromedial prefrontal cortex has been implicated in a variety of emotion processes. However, findings regarding the role of this region specifically in emotion recognition have been mixed. We used a sensitive facial emotion recognition task to compare the emotion recognition performance of 7 subjects with lesions confined to ventromedial prefrontal regions, 8 subjects with lesions elsewhe...

2015
A. K. Deshmane

Dr. A. K. Deshmane Principal, JSPM’S, B.I.T,, Bharshi (Maharashtra), India Abstract— Emotion of a person plays important role in life because we cannot express our feelings or emotions in words, facial expression or gesture to express emotions. A human face does not only identify an individual but also communicates useful information about a person’s emotional state. Facial Expression gives imp...

2012
Ana Teresa Martins Luís Faísca Francisco Esteves Angélica Muresan Mariline Gomes Alexandra Reis Luís Faisca

Adequate emotion recognition is relevant to individuals’ interpersonal communication. Patients with frontal traumatic brain injury (TBI) exhibit a lower response to facial emotional stimuli, influencing social interactions. In this sense, the main goal of the current study was to assess the ability of TBI patients in recognizing basic emotions. Photographs of facial expressions of five basic em...

2013
Kerstin Limbrecht-Ecklundt Andreas Scheck Lucia Jerg-Bretzke Steffen Walter Holger Hoffmann Harald C. Traue

OBJECTIVE This article includes the examination of potential methodological problems of the application of a forced choice response format in facial emotion recognition. METHODOLOGY 33 subjects were presented with validated facial stimuli. The task was to make a decision about which emotion was shown. In addition, the subjective certainty concerning the decision was recorded. RESULTS The de...

2010
Hatice Çinar Akakin Bülent Sankur

We consider two novel representations and feature extraction schemes for automatic recognition of emotion related facial expressions. In one scheme facial landmark points are tracked over successive video frames using an effective detector and tracker to extract landmark trajectories. Features are extracted from landmark trajectories using Independent Component Analysis (ICA) method. In the alt...

Journal: :Cortex; a journal devoted to the study of the nervous system and behavior 2010
Reiner Sprengelmeyer Anthony P Atkinson Anke Sprengelmeyer Johanna Mair-Walther Christian Jacobi Brigitte Wildemann Winand H Dittrich Werner Hacke

Paraneoplastic limbic encephalitis (PNLE) affects limbic portions of the brain associated with recognition of social signals of emotions. Yet it is not known whether this perceptual ability is impaired in individuals with PNLE. We therefore conducted a single case study to explore possible impairments in recognising facially, vocally and bodily expressed emotions, using standardised emotion rec...

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