• Title/Summary/Keyword: IT convergence

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Sensitivity analysis on the length of credit period for an inventory model with stock dependent consumption rate (재고 종속형 수요를 고려한 재고모형의 신용 거래 기간에 따른 민감도 분석)

  • Shinn, Seong-Whan
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.655-660
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    • 2022
  • This paper analyzes the problem of the economic order quantity (lot size) of a retailer in a two-stage supply chain consisting of a supplier, a retailer(distributor), and a customer. In this two-stage supply chain, the supplier permits the retailer to defer payment for a certain fixed period of time for the purchase cost to be paid by the retailer as a price differentiation strategy with his competitor. In addition, in the case of customer goods such as food and grain, it is common to see that end-customer demand is generally depend on the level of inventory displayed by the retailer. From this perspective, this paper analyzes the inventory problem of retailers under the assumption that the supplier may allow a certain period to suspend payments for the purchase of goods and the end customer demand is a function of the retailer's inventory level increasing with size. In this regard, we need to analyze how much the length of the grace period for product purchase costs affect the retailer's lot-sizing policy. Therefore, we formulate the retailer's annual net profit and analyze the effect of the length of credit period on the retailer's inventory policy numerically.

The Double Mediating Effects of Ego-Resilience and Impulsivity between Smartphone Addiction and Depression among Office Workers (직장인의 스마트폰 중독과 우울감 사이에서 자아탄력성과 충동성의 이중 매개효과)

  • Kwon, Se-yong;Kim, Hyeong-ho
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.355-363
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    • 2022
  • Purpose : The purpose of this study was to investigate the double mediating effect of ego-resilience and impulsivity in the effects of smartphone addiction on depression among office workers. Research design, data and methodology : The subjects of this study were office workers working in four cities: Seoul, Daejeon, Chungnam, and Chungbuk Province, and the total number of respondents was 286. Descriptive statistics, difference test (t-test, ANOVA), correlation analysis, and double-mediated effect analysis were used for statistics. Results : The results of this study are as follows. First, as a result of the difference analysis, there was no difference in depression according to the general characteristics of the subjects of this study, such as gender, age, marital status, and salary. Second, as a result of correlation analysis, smartphone addiction showed a negative correlation with ego-resilience, and a positive correlation with impulsivity and depression. Also, ego-resilience showed negative correlation with impulsivity and depression. Impulsivity showed a positive correlation with depression. Third, as a result of dual mediating effect analysis, it was found that ego-resilience and impulsivity played double-mediated role between smartphone addiction and depression. Conclusions : Based on the results of this study, theoretical measures centered on ego-resilience were discussed and presented in order to positively induce the decrease in impulsivity and depression due to smartphone addiction among office workers.

A Study on the Development Possibility of Theme Park through Realistic Media Development - Explore out of the way spacest (테마파크를 실감미디어 개발을 통해 구현하였을 때 발전 가능성 - 소외 공간을 중점으로 탐구)

  • Lee, Seung-Hyun
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.813-818
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    • 2022
  • As the theme of a theme park space with limited space emerged as a keyword, many experiments and research were conducted in the field. In the domestic market, not only the creation of new spaces, but also the need to develop marginalized spaces and seek complementary points through new interpretations of actual spaces, but they show physical limitations. This study newly redefined and analyzed the concept of space by approaching and interpreting virtual space as a new space. By exploring real-world examples and analyzing the results, we also derive the results that the possibility of realistic media in the virtual world is an exemplary alternative to complementing the expansion and limitations of the space. Realistic media has a wide range of content provision in selective development such as AR and VR, and the theme park's characteristic of providing various contents for quarterly concepts even if the development budget and time are small, which has a significant impact on the development of realistic media. Currently, theme parks are attracting countless majors and officials related to realistic media through metaverse. As it is attracting attention in such a new market, we look forward to seeing a lot of research and experiments in the project.

A Study on the Influence Fators of Safety Education for Delivery Workers on Accident Prevention (배달종사자 대상 안전교육이 사고 예방에 미치는 영향 요인에 관한 연구)

  • Kim, Jeongheun;Jeong, Myeongjin;Yim, Yunjeong;Cha, Jaehoon;Choi, Woojung
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.709-714
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    • 2022
  • As the delivery service market continued to increase, the number of delivery workers also increased, but the corresponding safety education is insufficient. Therefore, this study is going to explore the importance of safety education by grasping the relationship between safety awareness, accident experience, and safety behavior of delivery workers. With the help of the delivery workers' online community site, this study conducted a survey on the status of delivery workers' safety education for a total of 114 delivery workers. As a result of the association analysis, more than half of the general agency workers said they did not receive safety training, and delivery workers who completed safety training were 2.36 times more frequent than delivery workers who did not complete safety training. In addition, through correlation analysis and simple regression analysis, safety education had a positive effect on safety perception of delivery workers, and there was a significant correlation between safety perception and safety behavior. Through these, the relationship between safety education and safety awareness, safety behavior, and the number of accident experiences was noticed, and it was concluded that safety education should be mandatory on all delivery platforms to prevent accidents.

Antioxidant Activity of Jeolpyun Containing Chaenomeles sinensis Koehne Powder (모과분말을 첨가한 절편의 항산화활성)

  • Lee, Na Gyeom
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.413-419
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    • 2022
  • The recent various ingredients are used in the food industry. Among them the results of moisture content, Hunter color system, and antioxidant activity by making a section different Jeolpyun from the general Chaenomeles sinensis Koehne and Chaenomeles sinensis Koehne powder, which have a bitter and sour taste as follows. The moisture content of the Chaenomeles sinensis Koehne was 73.8% and the moisture content were Chaenomeles sinensis Koehne powder 10.2%. The fat content of Chaenomeles sinensis Koehne powder increased by 0.9% and the ash content also increased by 0.9%. As the result of the moisture content was reduced to 60.15~41.03% and values of Hunter color system, the L-values of the Chaenomeles sinensis Koehne powder Jeolpyeon significantly decreased(p<0.05). The a-values also significantly increased(p<0.05) and the b-values was the highest 35.94 for the 3 % Chaenomeles sinensis Koehne powder. There were significant Levels of total phenolics and TEAC found for the antioxidant activity of the jeolpyeon samples(1~7%) with Chaenomeles sinensis Koehne Powder added(p<0.05). We have the above results adding Chaenomeles sinensis Koehne powder to make a traditional rice cake will help to use it as basic data for making rice cakes with excellent antioxidant activity.

A Contemplation on Language Fusion Phenomenon of Chinese Neologism Derived from Korean (한국어 차용 중국어 신조어의 언어융합 현상 고찰)

  • JUNG, EUN
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.261-268
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    • 2022
  • No language can be separated from other languages and exist independently. When a language comes in contact with a foreign culture, they continuously affect each other and bring changes. Hallyu boom(Korean wave), which was derived from the emergence of K-drama and K-pop due to rapid developments in global scientific technologies and digitization after the 90's, affected the Chinese language. As a result, neologisms that are derived from the Korean language are being commonly used for making exchanges and becoming social buzzwords. Neologisms derived from Korean reflect the effects and results of language contact between the two languages. We examined the background and cause of Chinese neologisms derived from Korean based on the sociocultural factors and psychological necessity, and explained neologisms by using four categories of transliteration, liberal translation, borrowing Korean-Chinese characters and others. Despite having the issue of being anti-normative during the process of coining new words, neologism enriches Chinese expressions and is a mirror for social culture that reflects the opinions and understandings of young Chinese people who pursue novelty, change, innovation and creativity in linguistic aspects. We hope that it will serve as an opportunity for the young people in Korea and China to change their perceptions and become more friendly by understanding each other's language, culture and by communicating. We also expect to provide assistance in regard to teaching and learning the applications of Korean-Chinese language fusion at Chinese education fields.

A Study on the Meaning of Robot Play Experience of 5-Year-Old Children: Focused on free play and structured group activities (만 5세 유아의 로봇 놀이 경험의 의미연구: 자유놀이와 구조적 집단활동을 중심으로)

  • Lee, Hyo Ju;Nam, Ki Won
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.41-48
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    • 2022
  • The purpose of this study is to compare the meaning of the experience of robot play in the free play time of 5-year-old children in daycare centers with the experience of 5-year-old children in the structural group activities of teachers. To this end, a total of 32 children (15 in the experimental group and 17 in the comparative group) aged 5 were conducted for 1 hour three times a week for 10 weeks. Robots were supported as toys in the classroom of the experimental group, and children in the comparative group freely experienced robot exploration and play during free play time, and children in the comparative group learned the robot's functions and performed structural group activities based on the 2019 Revised Nuri Curriculum national-level curriculum. As a result of analyzing the difference between pre-test and post-test, the use of robots in free play showed a significant effect in creativity and fluency of children, and a significant effect in expression of pleasure in playability. These results suggest that robots are meaningful as play materials in early childhood education, which aims for infant-led free play, and that it is worth studying the robot experiences of children in these free situations in the future.

Step-by-step Policy Directions and Tasks of the 0-5-year-old Young Children School Model centered the Ministry of Education: Focusing on the Perspective of the Establishment Entity and Teacher Employment (교육부 중심 0-5세 유아학교 모델(안)의 단계별 정책 방향과 과제: 설립주체와 교사고용의 관점을 중심으로)

  • Kim, Dae-Wook;Park, Chang-Hyun
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.569-580
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    • 2022
  • The Minister of Education has officially announced that the Ministry of Education will promote the integration of early childhood education and care. The core of integration is the integration of kindergartens and child care centers, and it is necessary to develop the specific model, so this study was conducted. After the discussion of integration, the discussion has focused on the "Young Children School", and there were differences of opinion on specific issues. Therefore, this study was conducted to propose the specific model for the "Young Children School" after kindergartens and child care centers were integrated with the Ministry of Education. The research question is to find out what the model of the 0-5-year-old young children school model centered on the Ministry of Education. In this study, assuming that integration of early childhood education and care was realized, a plan for integrating early childhood education institutions by type of establishment was proposed. As a conclusion of this study, first, a model of a 0-5-year-old young children school centered the Ministry of Education under the government responsibility is required. Second, a detailed school model that reflects the characteristics of each type of establishment should be developed. Finally, specific measures such as the reform of the teacher training system, the after-school course operation model, and the integration plan with the office of education and local governments should be presented during the young children school system.

Digital color practice using Adobe AI intelligence research on application method - Focusing on color practice through Adobe Sensei - (어도비 AI 지능을 활용한 디지털 색채 실습에 관한 적용방식 연구 -쎈쎄이(Adobe Sensei)을 통한 색채 실습을 중심으로-)

  • Cho, Hyun Kyung
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.801-806
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    • 2022
  • In the modern era, the necessity of color capability in the digital era is the demand of the era, and research on improving color practice on the subdivided digital four areas that are not in the existing practice is needed. For digital majors who are difficult to solve in existing paint color practice, classes in digital color practice in four more specialized areas are needed, and the use of efficient artificial intelligence was studied for classes in digitized color and color sense. In this paper, we tried to show the expansion of the color practice area by suggesting digital color practice and color matching method based on Photoshop artificial intelligence and big data technology that existing color and color matching were practice that only CMYK could do. In addition, based on the color quantification data of individual users provided by the latest Adobe Sceney program artificial intelligence, the purpose of the practice was to improve learners' predictions of actual color combinations and random colors using filter effects. In conclusion, it is a study on the use of programs that eliminate ambiguity in the mixing process of existing paint practice, secure digital color details, and propose a practical method that can provide effective learning methods for beginners and intermediates to develop their senses through artificial intelligence support. The Adobe program practice method necessary for coloration and main color through theoretical consideration and improvement of teaching skills that are better than existing paint practice were presented.

Integration of Pastoral Counseling and Reality Therapy for Middle-aged Christian (중년기 기독교인을 위한 목회상담과 현실치료의통합)

  • Kim, Hyun Suk;Kim, Hyun Jin
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.6
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    • pp.479-486
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    • 2022
  • Midlife is a critical time when people look back on their life and evaluate it from current state. In middle age, there is a satisfaction with achievement and a sense of crisis between reality and expectation. Research on pastoral counseling in the middle age to minimize problems and conflicts that occur in the transition period of crisis or opportunity is meaningful. Based on biblical principles, pastoral counseling should be able to help the client's needs and development tasks to be reproduced into a meaningful life on the basic premise of a realistic meeting with God. Therefore, through a literature review, the developmental views of Jung, Ericsson, Levinson, and the pioneers of middle-aged research, were examined. From this realistic point of view, the integration of pastoral counseling and reality therapy is considered to be very useful by allowing the harmony of internal dialogue and behavior to start together through the feasible realistic behavior and responsibility of one's choice. Insights on oneself and specific counseling methods of realistic therapy will present a new type of counseling through integration with pastoral counseling. Therefore after examining the theoretical background and characteristics of reality therapy, we intend to help overcome the middle-aged crisis through the meeting pastoral counseling and reality therapy.