• Title/Summary/Keyword: Face Perception

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Visual Perception in Autism Spectrum Disorder: A Review of Neuroimaging Studies

  • Chung, Seungwon;Son, Jung-Woo
    • Journal of the Korean Academy of Child and Adolescent Psychiatry
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    • v.31 no.3
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    • pp.105-120
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    • 2020
  • Although autism spectrum disorder (ASD) is a neurodevelopmental disorder characterized by social impairments, patients with ASD frequently manifest atypical sensory behaviors. Recently, atypical sensory perception in ASD has received much attention, yet little is known about its cause or neurobiology. Herein, we review the findings from neuroimaging studies related to visual perception in ASD. Specifically, we examined the neural underpinnings of visual detection, motion perception, and face processing in ASD. Results from neuroimaging studies indicate that atypical visual perception in ASD may be influenced by attention or higher order cognitive mechanisms, and atypical face perception may be affected by disrupted social brain network. However, there is considerable evidence for atypical early visual processing in ASD. It is likely that visual perceptual abnormalities are independent of deficits of social functions or cognition. Importantly, atypical visual perception in ASD may enhance difficulties in dealing with complex and subtle social stimuli, or improve outstanding abilities in certain fields in individuals with Savant syndrome. Thus, future research is required to elucidate the characteristics and neurobiology of autistic visual perception to effectively apply these findings in the interventions of ASD.

Implicit Distinction of the Race underlying the Perception of Faces by Event-Related fMRI

  • Kim, Jeong-Seok;Kim, Bum-Soo;Jeun, Sin-Soo;Lee, Kang-Hee;Jung, So-Lyung;Choe, Bo-Young
    • Proceedings of the Korean Society of Medical Physics Conference
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    • 2004.11a
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    • pp.49-52
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    • 2004
  • A few studies have shown that the function of fusiform face area is selectively involved in the perception of faces including a race difference. We investigated the neural substrates of the face-selective region called fusiform face area In the ventral occipital-temporal cortex and same-race memory superiority In the fusiform face area by the event-related fMRI. In our fMRI study, twelve healthy subjects (Oriental-Korean) performed the implicit distinction of the race while they consciously made familiar-judgments, regardless of whether they considered a face as Oriental-Korean or European-American. In the race distinction as an implicit task, the fusiform face areas (FFA) and the right parahippocampal gyrus had a greater response to the presentation of Oriental-Korean than European-American faces, but in the consciously race distinction between Oriental-Korean and European-American faces, any significant difference in the FFA was not observed. These results suggest that different activation in the fusiform regions and right parahippocampal gyrus resulting from same-race memory superiority could be implicitly taken place by the physiological processes of face recognition.

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A study on baby face makeup to create a baby face image (동안이미지 연출을 위한 동안 메이크업에 관한 연구)

  • Yong-Shin Kim
    • Journal of the Korean Applied Science and Technology
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    • v.40 no.1
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    • pp.146-159
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    • 2023
  • As a makeup technique for a baby-faced image, there will be a difference in perception of the expression technique of baby-faced makeup according to general matters.' Two hypotheses were supported: 'There will be a difference in perception of the expression technique of baby face makeup depending on the general characteristics', and the makeup technique for creating a baby face image is an important function for both men and women, as well as appearance. As a 'physical resource' for social activities, it was confirmed that there is an improvement in the efficiency of the body and mind and an outstanding improvement in mental ability in daily life. Through the results of the study on 'expression of baby face image makeup', awareness and interest in baby face images are high, but research on the production of baby face images is needed. The need for facial expression elements for baby face makeup is expected to be used as basic data for developing baby face images, and this study focuses on external face management for baby face images and baby face makeup.

Effects of Clothing Design Factors on the Perception of Face (복식디자인 요소가 얼굴지각에 미치는 영향)

  • 이미정;이인자
    • Journal of the Korean Society of Costume
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    • v.44
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    • pp.104-116
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    • 1999
  • This study was intended to make an inquiry into the effect of lines, shapes and colors (achromatic colors) as apparel design elements on the perceptions of facial size, brightness and shape through an empirical research based on the theories of visual perception and optical illusion that have been studied in Gestalt Psychology, which becomes the basis of apparel design principles. It was shown that the facial size was influenced by the collar size, the degree of neckline cut, and the thickness of the trimming line. The white scarf with the white jacket made the face look darkest while the black scarf with the black jacket made the face look brightest. When the neckline had the characteristic of the line contrasted with the facial shape, the oval-shaped face was perceived to be the most ideal. When the facial shape and the neckline shape were similar, the facial shape was perceived to be more highlighted.

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Radiation risk perception and its associated factors among residents living near nuclear power plants: A nationwide survey in Korea

  • Sung, Hyoju;Kim, Jung Un;Lee, Dalnim;Jin, Young Woo;Jo, Hyemi;Jun, Jae Kwan;Park, Sunhoo;Seo, Songwon
    • Nuclear Engineering and Technology
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    • v.54 no.4
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    • pp.1295-1300
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    • 2022
  • There has been increased interest in researching risk perception of radiation to implement successful risk communication, particularly given the recent worldwide nuclear policy movement regarding nuclear energy. This study aimed to investigate characteristics of risk perception among residents living near normally operating nuclear power plants in South Korea by identifying factors associated with risk perception. A survey was conducted with face-to-face interviews for 1200 residents aged 20e84 years by gender- and age-stratified random sampling. Risk perception was associated with trust perception in nuclear safety, but was not highly correlated with benefit perception for utilizing nuclear power. Relatively high risk perception was observed in women, older age groups, and residents not having experience of nuclear-related education or work. This association remained after adjusting for other factors including benefit perception, trust perception, and psychological distress. In addition to these individual characteristics, risk perception was also associated with a residential district's own unique context, indicating that a strategy of risk communication should be developed differently for residents facing nuclear-related circumstances. Given that risk perception can be changed, depending on social values such as safety culture and economic setting, further studies are required to understand the changing characteristics of radiation risk perception.

A study on functional cosmetics purchasing behavior and satisfaction based on psychological characteristics post-COVID-19

  • Jang, Min-ah;Lee, Jung Min
    • International Journal of Advanced Culture Technology
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    • v.10 no.3
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    • pp.313-324
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    • 2022
  • This study aims to quantitatively understand the influence of changes in functional cosmetics purchasing sentiment on purchasing behavior and purchase satisfaction after the COVID-19 pandemic and present empirical analysis results regarding the rapidly changing cosmetics consumption market. This study empirically analyzed the structural relationship between non-face-to-face service purchase behavior, functional cosmetics purchase behavior, and functional cosmetics purchase satisfaction to predict purchase behavior of functional cosmetics by psychological characteristics after COVID-19. The collected data were analyzed using SPSS 22.0 (Statistical Package for Social Science) program and Amos 21.0, and correlation analysis was performed to understand the relationship between consumers' purchasing behaviors of functional cosmetics according to their perception of risk of COVID-19 carried out.Summarizing the results of this study, it was found that the higher the anxiety after the corona outbreak, the higher the non-face-to-face service purchase behavior and the functional cosmetics purchase behavior. It was found that purchase satisfaction increased when purchasing behavior of functional cosmetics increased, but purchase satisfaction decreased as anxiety increased after the outbreak of Corona.In this study, a sample of 1452 people were used as research data, and the theoretical implications for the development of functional cosmetics were presented by confirming the effect of changes in non-face-to-face service purchase behavior according to psychological characteristics after Corona 19 on consumer satisfaction.

A Study on the Perception and Application of Distance Learning Method to Cooking Practice Subject - College Students with Cuisine-Related Majors in Seoul and Gyeonggi Areas - (조리실기과목에 대한 원격교육방법 활용현황과 인식 조사 - 서울.경기지역 외식조리관련전공 2년제 대학생을 대상으로 -)

  • Kang, Jae-Hee
    • Journal of the Korean Society of Food Culture
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    • v.25 no.6
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    • pp.661-670
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    • 2010
  • Although many studies have suggested that introducing the distance learning method, including Web-based learning, to a practice class is effective, studies applying the distance learning method to subjects who are practicing cooking are rare. The purpose of this study was to determine the perception of the distance learning method, the degree of computer use, and the use of distance learning by college students with cuisine-related majors to practice cooking. The results showed that most students used the distance learning method, and that the method was positively perceived, as it was a great aid in learning. Most of the cooking information was obtained through the internet, and the most effective learning media for practicing cooking was "e-learning" using a computer. The most effective learning method for those who were practicing cooking was a "face-to-face learning method", because face-to-face type of teaching and learning was most universally recognized. Most of the students surveyed responded that using the distance learning method was a positive experience, indicating that cyber lectures could be applied at more universities for subjects practicing cooking.

A Study of the Perception about Menstruation and Discomforts of Using Disposable Menstrual Pads (월경에 대한 인식과 일회용 생리대 사용에 따른 불편감 조사)

  • Ahn, Suk-Hee;Kim, Yun-Mi
    • Women's Health Nursing
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    • v.14 no.3
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    • pp.173-180
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    • 2008
  • Purpose: This study was to explore the perception about menstruation and discomforts of using disposable menstrual pads in menstruating women. Method: A survey was conducted of 132 menstrual women recruited by convenience sampling. Data were collected by a face-to-face interview and a study questionnaire, and analyzed by frequency and $X^2$-test. Result: More than half of the subjects expressed a negative perception about menstruation, while 25% expressed a mixed perception and 24.2% expressed a positive perception. Women who perceived their menstruation negatively had more menstrual pain than the others (p<.001). The most frequently experienced discomforts of using disposable pads were an unpleasant smell (18.9%), leakage (18.9%), and discomfort (16.6%). Adverse effects of using disposable pads were reported as an itching sense (23.1%). skin rash (20.2%), and skin irritation (10.6%). Alternate materials were reported with tampons, alternate washable pads, and maternity pads. Conclusion: The results indicate that disposable menstrual pads cause several discomforts and common adverse effects such as skin problems. To decrease these discomforts and relieve adverse effects, planned nursing education including women's personal hygiene methods and information about an alternate pad may be helpful.

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A Study on the Factors Affecting Academic Achievement in Non-face-to-face Teaching-Learning

  • Koo, Min Ju;Park, Jong Keun
    • International Journal of Advanced Culture Technology
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    • v.10 no.2
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    • pp.162-173
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    • 2022
  • In non-face-to-face teaching-learning, a survey was conducted on 55 students in the department of chemistry education at university A on the variables (behavioral control, instructor-learner interaction, cognitive learning) affecting learning satisfaction and academic achievement. There were relatively large positive correlations between variables. The positive correlation between them was found to be the factors that influenced learning satisfaction and academic achievement in non-face-to-face teaching-learning. The average values of non-face-to-face teaching-learning for each variable were lower than the corresponding values of face-to-face teaching-learning, respectively. As a result of the perception survey on the detailed factors of each variable, negative responses were relatively high in factors such as 'concentration of behavior' in behavioral control, 'level-considered explanation' in instructor-learner interaction, and 'knowledge understanding' in cognitive learning.

Object Recognition Face Detection With 3D Imaging Parameters A Research on Measurement Technology (3D영상 객체인식을 통한 얼굴검출 파라미터 측정기술에 대한 연구)

  • Choi, Byung-Kwan;Moon, Nam-Mee
    • Journal of the Korea Society of Computer and Information
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    • v.16 no.10
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    • pp.53-62
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    • 2011
  • In this paper, high-tech IT Convergence, to the development of complex technology, special technology, video object recognition technology was considered only as a smart - phone technology with the development of personal portable terminal has been developed crossroads. Technology-based detection of 3D face recognition technology that recognizes objects detected through the intelligent video recognition technology has been evolving technologies based on image recognition, face detection technology with through the development speed is booming. In this paper, based on human face recognition technology to detect the object recognition image processing technology is applied through the face recognition technology applied to the IP camera is the party of the mouth, and allowed the ability to identify and apply the human face recognition, measurement techniques applied research is suggested. Study plan: 1) face model based face tracking technology was developed and applied 2) algorithm developed by PC-based measurement of human perception through the CPU load in the face value of their basic parameters can be tracked, and 3) bilateral distance and the angle of gaze can be tracked in real time, proved effective.