نتایج جستجو برای: Facial recognition

تعداد نتایج: 299044  

Journal: :journal of ai and data mining 2014
mohammad shahidol islam

many researchers adopt local binary pattern for pattern analysis. however, the long histogram created by local binary pattern is not suitable for large-scale facial database. this paper presents a simple facial pattern descriptor for facial expression recognition. local pattern is computed based on local gradient flow from one side to another side through the center pixel in a 3x3 pixels region...

Nonnegative Matrix Factorization (NMF) algorithms have been utilized in a wide range of real applications. NMF is done by several researchers to its part based representation property especially in the facial expression recognition problem. It decomposes a face image into its essential parts (e.g. nose, lips, etc.) but in all previous attempts, it is neglected that all features achieved by NMF ...

Karim Faez, Zeynab Shokoohi

Facial expressions are the most powerful and direct means of presenting human emotions and feelings and offer a window into a persons’ state of mind. In recent years, the study of facial expression and recognition has gained prominence; as industry and services are keen on expanding on the potential advantages of facial recognition technology. As machine vision and artificial intelligence advan...

ژورنال: یافته 2012
آق, عبدالصمد , ابوالقاسمی, عباس , امیری, احمد , اکبری, ابراهیم , فخاری, علی, قاسم‌پور, عبدالله , فهیمی, صمد,

Background : One of the emotional factors involved in major depressive disorder is recognition of facial expression of emotion. The aim of present study was to compare the recognition of facial expression of emotion in patients with major depressive disorder and normal people. Materials and Methods: 20 patients with major depression and 20 normal people were selected using available sampling m...

Journal: :iranian journal of psychiatry 0
aida farsham clinical psychologist, alzahra university, tehran, iran. tahereh abbaslou clinical psychologist, islamic azad university of semnan, iran. reza bidaki psychiatrist, associate professor, research center of diabetes, shahid sadoughi university of medical sciences, yazd, iran bonnie bozorg clinical psychologist, tehran university of medical science, tehran, iran.

objective: no research has been conducted on facial emotional recognition on patients with borderline personality disorder (bpd) and schizotypal personality disorder (spd). the present study aimed at comparing facial emotion recognition in these patients with the general population. the neurocognitive processing of emotions can show the pathologic style of these 2 disorders.   method:   twenty ...

Journal: :journal of computer and robotics 0
zeynab shokoohi department of electrical and computer engineering, qazvin branch, islamic azad university, qazvin, iran karim faez department of electrical engineering, amirkabir university of technology, tehran, iran

facial expressions are the most powerful and direct means of presenting human emotions and feelings and offer a window into a persons’ state of mind. in recent years, the study of facial expression and recognition has gained prominence; as industry and services are keen on expanding on the potential advantages of facial recognition technology. as machine vision and artificial intelligence advan...

Many researchers adopt Local Binary Pattern for pattern analysis. However, the long histogram created by Local Binary Pattern is not suitable for large-scale facial database. This paper presents a simple facial pattern descriptor for facial expression recognition. Local pattern is computed based on local gradient flow from one side to another side through the center pixel in a 3x3 pixels region...

Objective: The disability to recognize facial emotions is one of the behavioral problems in autistic children. This study was designed to evaluate the effect of education on the promotion of face recognition. Methods: This single-blind clinical trial study was conducted on children with autism. The participants were allocated with random sampling to the two groups. Autistic children in the int...

Objective: Depressed patients harbor maladaptive schemas that distort social reality and impaired facial expression recognition. Thus, this study aims at identifying specific associations among depressive symptoms, early maladaptive schemas, and patterns of for recognizing facially expressed emotions. Methods: 100 subjects diagnosed with depressive symptoms were selected from a larger statisti...

آقائی نیا, حسن , توحیدخواه, فرزاد , محمدیان, امین ,

Improvement of Facial expression recognition is aim of proposed method. This is a new formulation to the linear discriminant analysis. In the new formulation within-class and between-class covariance matrix are estimated on the each cluster and in the test phase new samples are mapped to the subspace that is related to the cluster of them. At the first we addressed clustering analysis of faces ...

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