• Title/Summary/Keyword: Perception Study

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Visual Perception Characteristics of Surface Unevenness - Focused on Orange Peel Effect -

  • Jung, Kwang Tae;Lee, Jaein
    • Journal of the Ergonomics Society of Korea
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    • v.33 no.6
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    • pp.543-551
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    • 2014
  • Objective: The purpose of this study is to identify visual perception of and satisfaction with the orange peel effect of surface. The orange peel effect is a type of finish on painted or coated surface. Background: Gloss paint sprayed on a smooth surface (such as car body, smart phone, and electric home appliances, etc.) should also dry into a smooth surface. Then, a surface resembling the texture of an orange peel can be caused by some factors. The orange peel effect can degrade user's satisfaction with a product. Method: Visual perception and emotional satisfaction were subjectively evaluated using Likert scale. The significance of orange peel effect on visual perception and satisfaction were then analyzed by the analysis of variance. The correlation between visual perception and satisfaction was also analyzed. Results: Surface roughness significantly influenced visual perception and emotional satisfaction. The level of visual perception increased and emotional satisfaction decreased with the increase of orange peel effect. Emotional satisfaction decreased with the increase of visual perception level. Conclusion: It was identified that orange peel phenomenon on surface was a very important factor for emotional satisfaction. The orange peel effect on the surface of a product should be minimized to improve the emotional satisfaction of the product. Application: The result of this study can be applied to the texture design of the body of a car, smart phones, and electric home appliances, etc.

Analysis of Differences in Teachers' Perception on Educational Attributes and Effects of IPTV

  • LEEM, Junghoon;KIM, Seri;HAN, Seungyeon;SUNG, Eunmo
    • Educational Technology International
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    • v.11 no.1
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    • pp.1-26
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    • 2010
  • The purpose of this study was to identify differences in teachers perception on educational attributes and effectiveness of IPTV according to demographic factors. To investigate possibility of educational application, the participants of the study were teachers selected from IPTV initiative schools in elementary and middle levels nationwide. 55 teachers participated from 22 IPTV model schools nationwide, which were 9 elementary schools, 6 middle schools, 7 high schools. As results of research, there were some significant foundings. In terms of the perception on educational attributes of IPTV, there are explicit perceptional difference between "capital area teachers" and "the other regional teachers". However, there were no significant difference according to school level. Perception of male teachers were more positive than those of female teachers. Also, there were no significant difference according to teaching experience. On the other hand, in terms of the perception on educational effects of IPTV, we could conclude that teachers from metropolitan cities have more negative perception on IPTV than teachers from other kinds of cities have. Regardless of school levels, teachers showed merely fair perception on effectiveness of IPTV. There was significant difference between male teachers and female teachers in perception on educational effectiveness. Also, Results showed no significant differences according to teaching experiences. Future tasks for the development of IPTV strategies require specific need analysis of teachers and collaborative works of policy makers, teachers, researchers, and IPTV service providers.

Risk Perception and Risk Reduction Behaviors of Fashion Product Consumers in Internet Shopping Malls (인터넷 쇼핑몰에서 패션제품 소비자의 위험지각과 위험감소행동에 관한 연구)

  • Ha, Jong-Kyung
    • Korean Journal of Human Ecology
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    • v.19 no.4
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    • pp.675-685
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    • 2010
  • This study analyzed risk perception and risk reduction behaviors of male and female college students in their twenties who purchased fashion products in internet shopping malls. It also investigated the relationship between risk perception and risk reduction behavior as well as the ways in which groups, categorized by risk perception, differed in their risk reduction behaviors. The results of this study were as follows: first, seven factors of risk perception were identified. These were product quality, shipping, product image, payment, economic feasibility, fear of other people's reactions, and size. Six types of risk reduction behavior were also identified. These were product comparison, word-of-mouth information search, price search, preference for name-brand, service comparison, and referring to experiences. Next, a correlational analysis of the factors of risk perception and those of risk reduction behavior showed several patterns. The highest positive correlation was between economic risk perception and product comparison behavior. In addition, shipping risk perception was positively correlated with service comparison behavior and product quality and product image had a positive correlation with word-of-mouth information search behavior. Third, customers of internet shopping malls could be categorized into three groups: shipping risk perception group, high risk perception group, and product quality risk perception group. The groups were shown by factor analysis to be significantly different to each other. Finally, risk reduction behavior was investigated according to the different groups of risk perception of the internet shopping malls and the results showed significant differences among groups.

The Effects of Visual Perception Training Program on Writing Intelligibility and Visual Perception Ability of Children with Spastic Cerebral Palsy (시지각 프로그램이 경직성 뇌성마비 아동의 글씨 쓰기 명료도와 시지각 능력에 미치는 영향)

  • Kim, Eunhye;Bae, Minjung;Jun, Hyunyong;Jang, Chel;Song, Minok
    • Journal of The Korean Society of Integrative Medicine
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    • v.3 no.1
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    • pp.11-21
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    • 2015
  • Purpose: This study intends to investigate if visual perception training program has influence on writing intelligibility and visual perception ability of the children who have spastic cerebral palsy. Methods: The subjects were 12 children of 4-8 years old. Classifying them into 2 groups - cerebral palsy children group(6) and normal children group(6), visual perception training program was conducted to the cerebral palsy children group twice a week for 4 weeks. Korean alphabet writing test and Korean-version development test on visual perception(DTVP-2) were used for the test. Result: First, the cerebral palsy children group had significantly lower scores on visual perception than the normal children group. Second, Two groups didn't show significantly difference between before and after the visual perception training program. Third, The normal children group significantly increased at three parts without the visual perception training program. Forth, The cerebral palsy children group significantly increased at the only a part after the visual perception training program Conclusion: For the visual perception ability improvement of cerebral palsy children, it is necessary to systematic and continued intervention. And the study about the effect of the visual perception training program application according to by type characteristic of the cerebral palsy child wishes to proceed.

A Study on the Perception Types of Online Games and Their Characteristics (온라인 게임에 대한 인식 유형과 그 특성에 대한 연구)

  • Kim, Jee Yeon;Kim, Dowhan;Lee, Jangju;Mo, Sang-Hyun;Chang, Geunyoung
    • Journal of Korea Game Society
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    • v.13 no.4
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    • pp.91-104
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    • 2013
  • This study aims to investigate on the perception types of online games and their characteristics. In Study 1, perceptions of online games were researched through Q methodology. From the results, the perceptions of online games are classified into four types: 'Online Game is an Obstacle of Study'; 'Online Game is Just a Game'; 'Online Game is a Stain in Life'; 'Online Game is Vaguely Bad'. Each perception type has different characteristics in terms of perception of harmfulness of games, determination of the core of game problems, and perception of a parent-child relationship. In Study 2, the distribution and characteristics of each perception type were researched through an online survey. The results show differences in an attitude to online game using features and regulations as well as in demographic parameters such as sex and age. This study holds its significance in identifying the differences between perception types of online game and providing a basic study for policy making of healthy game culture.

A Study of Factors Influencing Health Perception in the Elderly (노인의 건강지각에 영향을 미치는 요인에 관한 연구)

  • Lee, Young-Hee;Choi, Soo-Jeong
    • Journal of Korean Academy of Nursing
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    • v.30 no.4
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    • pp.880-892
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    • 2000
  • The purpose of this study was to investigate the factors influencing health perception in the elderly, to provide the basic data for health behavior program and nursing intervention. The subjects of this study were 240 elderly person over the age 60, living in Seoul and Kangnung. They were conveniently sampled for this study and the data was collected from June 1999 to September 1999. The instruments for this study were the Health Perception Questionaire developed by Ware(1979), the OARS Functional Assessment Questionaire (Duke University 1978), and Multidimensional Health Locus of Control by Wallston, Wallston, and De Vills(1978). The data were analyzed by using SPSS Win computer Program. The results are as follows; 1. The total mean score of the health perception was 52.02(S.D=${\pm}$7.07) in a range of 33 to 69, and the mean score of the functional status was 27.02 (SD=${\pm}$2.75) in a range of zero to 28 and the mean score of the health locus of control was 65.66(S.D=${\pm}$8.68) in a range of 43 to 90. And The mean scores on the HLOC subscales were HLOC-I: 23.73${\pm}$4.56 (range: 6-30), HLOC-P: 23.07${\pm}$4.74 (range: 6-30), HLOC-C: 18.55${\pm}$4.03 (range: 11-30). 2. There was a significant positive correlation between health perception and functional status(r=.216, p=.001), and health perception and the health locus of control(HLOC) were not correlated at the level of statistical significance. However, the HLOC-I and health perception were correlated positively(r=.328, p=.000), and the HLOC-P were correlated negatively (r=-.129, p=.046). 3. There was a significant difference statistically in the degree of health perception according to the age(F=3.351, p=.002), spouse(t=2.232, p=.021), education level(F=7.373, p=.001), disease(t=3.639, p=.000), group activity (t=2.458, p=.015). drink(t=2.327, p=.021). 4. Stepwise multiple regression analysis revealed that the most powerful predictor of health perception was internal health locus of control. A combination of HOLC-I, functional status, HLOC-P, group activity explained 17.9% of the variance for health perception in the elderly. In conclusion, the results of this study show that internal health locus of control factor is very important in explaining the health perception for the elderly. Therefore, it will be considered internal health locus of control factor in nursing intervention and program in order to enforce the health behavior for elderly people .

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A Study on the Powerlessness, Perception of Health and Cognitive Level of Elderly Home Residents (재가노인들의 무력감, 건강상태 및 인지기능에 관한 조사 연구)

  • Lee, Kang-Yi
    • The Journal of Korean Academic Society of Nursing Education
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    • v.6 no.1
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    • pp.48-63
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    • 2000
  • This study was designed and undertaken to find out the degree of powerlessness, perception of health and cognitive level of elderly home residents and to determine the factors influencing powerlessness, perception of health and cognitive level. The data were collected from October 1st to 20th, 1998. The subjects in this study were 271 elderly home residents over the age 60 living in Taejon city. The study tool for measuring powerlessness was developed by S.E. Chung(1998), the other for measuring perception of health was a self-rating scale defined by Mossey & Shapiro (1982), and the tool for measuring cognitive level was developed by Kahn, Goldfarb, Pollack and Peck(1960). Data were analysed for percentage, mean, t-test, and ANOVA using the SPSS program. The results of this study were as follows ; 1. The degree of powerlessness, perception of health and cognitive level was scored above the median. 2. The degree of the elderly' powerlessness was statistically significantly different in three demographic variables; sex, one's state of health compared to other elderly' and living expense load. 3. Perception of one's health was statistically significantly different in four demographic variables; sex, marital status, educational level and monthly money. 4. Cognitive level of the elderly was statistically significantly different in three demographic variables; age, educational level and one's health of state compared to other elderly' health. In conclusion, the factors influencing the elderly' powerlessness, perception of health and cognitive level generally were age, sex, their economic independence, marital status, and educational level. Also, this study indicates that social welfare for the elderly could be effective in reducing their powerlessness and enhancing their health of state and cognitive level.

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Analysis of Perception of Climate Change Using Social Media (소셜미디어를 활용한 기후변화에 대한 인식변화 분석)

  • Seo, HyunJung;Yoon, Jungsub
    • The Journal of the Korea Contents Association
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    • v.22 no.9
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    • pp.29-45
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    • 2022
  • This study aims to analyze how the public perceive the climate change in South Korea. The climate change has been highlighted due to its social and environmental impact on future society during decades. In recent, the outbreak of COVID-19 alerted the causal relationship between diseases and the climate change and forced decision-makers to cope with possible future epidemics. Along with the social and political importance of the climate change, the perception and actions of the public also become significant. Thus, this study analyzes the trends in the public perception of climate change before and after the COVID-19, using social media big data from March 1, 2019 through February 28, 2022. The results show that the negative perception dominated the public's perception, but a little positive perception implies that numerous policies on the climate change may help the public convert their negative perception to the positive. This study may help the decision-makers develop future policies and strategies on the climate change and carbon neutrality by considering the demand-side perception, such as South Korean perception.

Dental hygiene freshmen satisfaction with their major and its influence perception of occupational consciousness (치위생(학)과 신입생의 전공만족이 직업의식에 미치는 영향)

  • Jin, Hye-Jung;Kim, Hye-Young
    • Journal of Korean society of Dental Hygiene
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    • v.11 no.6
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    • pp.893-900
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    • 2011
  • Objectives : The study was to examine satisfaction with their major study influences their perception of occupational consciousness among dental hygiene freshmen. Methods : The total of dental hygiene freshmen were conveniently recruited from four schools located in Gyeongsangnam-do, Ulsan and Busan city. A questionnaire was used to collect information about general characteristics and the perception of occupational consciousness and major study satisfaction. The statistical analysis was done by using the SPSS 18.0 program. Results : Dental hygiene freshmen who showed a positive their major satisfactory showed higher perception of occupational. The social recognition and position of job-consciousness was lowest at the score 2.55, harmony with a colleague is close to efficiency in duty of job-consciousness was highest at the score 3.54. Conclusions : We need a modifying and complement of the career guidance programs for dental hygiene freshmen.

The Consumers' Evaluative Criteria of Quality on the Clothing Products (의류제품에 대한 소비자의 품질평가기준)

  • 김민수;김문숙
    • The Research Journal of the Costume Culture
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    • v.11 no.1
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    • pp.47-65
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    • 2003
  • The purpose of this study was to examine the characteristics of consumer evaluative criteria based on clothing quality perception of adult males and females. A demonstrative study was conducted using a questionnaire on adults over 20 years old who were considered to afford to purchase clothes. A total of 650 questionnaires were distributed, and among them, 380 were used for the demonstrative analysis. The study used SPSSWIN V.8.0 for the analysis. Factor analysis and reliability analysis were introduced as analysis methods using the varimax rotation to classify consumer evaluative criteria for clothing purchasing. In addition, frequency analysis, correlation analysis, 1-test, multiple regression analysis, and duncan test are executed. The study result is as follows. First. expectation, importance and performance are examined by customer quality perception. Four factors- practicability, care, aesthetics, and symbolism- are classified through the factor analysis of 19 evaluative attributes based on importance. Second, differences of quality perception f3r expectation, importance and performance were found partly in customers' demographic characteristics. Third, the influential relation of satisfaction and quality perception is examined. Aesthetics and practicability have significant influence on the general satisfaction of evaluative attributes by performance.

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