• Journal of Convergence for Information Technology
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• v.7 no.4
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• pp.83-89
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• 2017

This study aims to investigate the impact of a mobile-based human coaching healthcare service provided for diabetic patients by nurses on their self-management ability. This study collected data from 311 persons who were diagnosed with diabetes from all over the country, and the collected data were analyzed through SPSS Win 23. The results of the study are summarized as follows: First, it was found that the utilization of a glucose meter by the provision of the mobile-based human coaching healthcare service was men group, and there was a statistically significant difference (${\chi}^2=6.059$, p= .048*). Second, there was a positive correlation in the utilization between the glucose meter and an activity tracker band by the provision of the mobile-based human coaching healthcare service, which was statistically significant (r=.660, p< .001). Third, as a result of checking the changes of the utilization of the glucose meter by the provision of the mobile-based human coaching healthcare service, it was maintained between 79% and 41% from Week 1 through 49. In conclusion, this study partially confirmed that the mobile-based human coaching health service was easily accessible and cost-effective in enhancing the participants'self-healthcare ability.

• Journal of Convergence for Information Technology
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• v.9 no.11
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• pp.103-109
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• 2019

The purpose of this study is to examine various existing models that analyze the economic value of meteorological information, to present a new analysis model, a market model, and to quantitatively analyze the economic value of meteorological information in the Korean service industry using the market model. The research method of this paper will basically use empirical analysis along with the theoretical approach to critically examine the existing analytical model of economic value of meteorological information and to suggest a new analytical model. The analysis results are as follows. Theoretically, the marginal cost of firms is reduced by providing the amount of weather information, and social welfare is increased by the increase of consumer and producer surplus. In this paper, the marginal cost of 1% increase in the amount of weather information decreases by 0.101% and the increase in social welfare increases by 1,247billion Won in 2017. On the other hand, in the accommodation and restaurant sectors, the marginal cost due to a 1% increase in weather information decreased by 0.218%, and the social welfare increase increased by 308billion Won in 2017.

• Journal of Convergence for Information Technology
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• v.7 no.2
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• pp.11-16
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• 2017

The purpose of this study is to verify the effect of the multicultural competence of the daycare center directors on their organizational effectiveness. A total of 359 child-care center directors studying at C university in Seoul were randomly selected and interviewed. The study results were as follows: a) with respect to job-satisfaction, multicultural skill had a positive influence, multicultural knowledge had a negative influence, and multicultural perception and attitude had no significant influence on job satisfaction; b) with respect to organizational adaptation, multicultural perception and attitude and multicultural skill had positive influences, but multicultural knowledge found to have a negative influence; c) with respective to organizational commitment, multicultural perception and attitude and multicultural skill had positive influences, but multicultural knowledge had no significant influence. The results implicate the fact that there need to be more practical programs for child-care center directors in which they can facilitate their multicultural perceptions, attitudes and develop practical skills.

• Journal of Convergence for Information Technology
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• v.8 no.3
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• pp.79-84
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• 2018

Cloud services are readily available through a variety of media, attracting a lot of attention from users. However, there are various security damages that abuse the privacy of users who use cloud services, so there is not enough technology to prevent them. In this paper, we propose a protection model to safeguard user's privacy in a cloud environment so as not to illegally exploit user's privacy. The proposed model randomly manages the user's signature to strengthen the role of the middle manager and the cloud server. In the proposed model, the user's privacy information is provided illegally by the cloud server to the user through the security function and the user signature. Also, the signature of the user can be safely used by bundling the random number of the multiplication group and the one-way hash function into the hash chain to protect the user's privacy. As a result of the performance evaluation, the proposed model achieved an average improvement of data processing time of 24.5% compared to the existing model and the efficiency of the proposed model was improved by 13.7% than the existing model because the user's privacy information was group managed.

• Journal of Convergence for Information Technology
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• v.8 no.4
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• pp.237-245
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• 2018

The purpose of this study is to suggest the improvement plan for an effective benefit sharing support policy through empirical analysis on the benefit sharing operation of government as well as the benefit sharing support policy of government affecting firm performance. Therefore, this study analyzed current problems on benefit sharing operation of government as well as performed a survey for 225 participating and cooperation firms regarding firm performance. This study found some improvements such as insufficient diverse incentive measures leading to the difficulty of participating firm's increase and spread, insufficient substantial benefit sharing such a cash allocation between consignment firms, the increase of biz management system model failing to induce innovation of new technology or product, and difficult spread into 2nd, 3rd cooperative firms besides 1st ones, meanwhile, verifying the positive influence of government benefit sharing support policy on both participating and cooperation firms, especially on the performance of cooperation firms. As a further study, it is necessary to increase the objectiveness and accuracy of a research through verification of the interrelationships between firm statue and performance on the basis of more objective and quantitative data such a sales increase or R&D capability of cooperation firms.

• Journal of Convergence for Information Technology
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• v.11 no.12
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• pp.254-264
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• 2021

This study was conducted to investigate changes in posture and muscle characteristics by applying mat pilates and kinesio taping to college students with round shoulder posture and to investigate effective interventions. Subjects were 28 men and women with a round shoulder posture, and they were randomly assigned to a mat pilates group (MPG, n=14) and a Kinesio taping group (KTG, n=14). Each group performed the intervention for 4 weeks, and the distance from the ground to the acromion(DGA) and muscle characteristics (F: Frequency; S: Stiffness; D: Decrement) were measured before and after the intervention. Independent T-test was performed for the difference in the amount of change between groups, and the paired-sample T-test was performed for the difference between pre-post values within the group. Statistical significance level was set as 𝛼=.05. As a result of measuring the change in DGA in both groups, it was significantly decreased in MPG (p<.05). As a result of measuring the change in muscle characteristics of the two groups, the change in F in TL was significantly increased in MPG (p<.05), there was no change in TG, and the amount of change in MPG was larger in the amount of change between the two groups. appeared (p<.05). The change in S was significantly increased in MPG (p<.05). Therefore, the mat pilates conducted in this study is considered to be an effective intervention for improving the round shoulder posture and changing the muscle characteristics than kinesio taping.

• Journal of Convergence for Information Technology
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• v.11 no.9
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• pp.157-164
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• 2021

The purpose of this study was to elucidate the relationship between the brain dominant thinking type and empathy ability of nursing students. The subjects of this study were a total of 90 students enrolled in the 3rd year of the nursing department, who were subjected to Herrmann's BDI as a brain dominant thinking type test. The empathy test was conducted using the Interpersonal Response Index(IRI) adapted by Park(2004). For data analysis, Pearson correlation analysis and multivariate analysis were performed. As a result of the analysis, the dominant brain thinking type of nursing students was in quadrant C the most. And there was a statistically significant positive relationship between the brain dominance type and empathy in the C quadrant(r=.38) and D quadrant(r=.54). The overall empathy ability was highest in the D quadrant, and there was a statistically significant difference in the overall empathy ability according to the brain dominant thinking type(F=4.95, p<.01). Based on the results of this study, it is intended to be used in theoretical and practical education for nurse nurturing to improve empathy ability of nursing students.

• Journal of Convergence for Information Technology
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• v.11 no.9
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• pp.94-108
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• 2021

This study is to identify the internal and external factors of a company that can affect the rate of change in the inventory turnover ratio. In addition, by appropriately managing or responding to these factors, changes in the inventory turnover ratio do not occur abruptly, so that the company's business and financial performance can be improved. To confirm this, factors such as gross profit margin, cash flow volatility, advertising expenses, inflation, exchange rate rise, and leading economic index were selected, and these factors were predicted to affect the change rate of inventory turnover. Data of 85,878 companies were obtained from domestic securities listings, KOSDAQ listings, and externally audited companies, and multiple regression analysis was performed using the data. Gross profit margin and cash flow volatility have a significant positive (+) effect, advertising expenses have a negative (-) significant effect, and inflation and exchange rate rises have a negative (-) significant effect. As an influence, the leading economic index was tested to have a significant positive (+) effect. Through this, it is suggested that manufacturing companies can improve their business performance and achieve operational efficiency by well understanding and appropriately managing factors that can affect the change rate of inventory turnover.

• Journal of Convergence for Information Technology
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• v.11 no.8
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• pp.129-136
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• 2021

This study aims to verify the influence of married men in their 30s and 40s on smartphone addiction, the mediating effect of depression, and the moderating effect according to age. To this end, samples were set up as a convenient sampling for married men in their 30s and 40s living in the Seoul, Gyeonggi, Incheon metropolitan. To verify the influence relationship, mediating effect, and moderation effect of the main variables, we compare the differences in influence by dividing age groups through spss win 25 program Baron & Kenny's analysis, Sobel test, and multi-regression analysis. The analysis results are as follows. First, stress has a positive effect on depression and smartphone addiction, and depression has a positive effect on smartphone addiction. Second, depression has been shown to have a partial mediating effect in the relationship between stress and smartphone addiction. Third, there was a difference in influence between stress and smartphone addiction depending on age groups. Based on the above results, we present policy implications and follow-up research suggestions.

• Journal of Animal Science and Technology
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• v.63 no.6
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• pp.1328-1343
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• 2021

The effect of Multi-Carbohydrase (MC) supplementation on growth performance, visceral organ weights, blood metabolites, jejunum morphology, nutrient digestibility, and carcass parameters of broiler chickens fed nutrient-deficient corn soybean-meal based diets containing high levels of non-starch polysaccharides from wheat and wheat by-products was investigated. A total of 378 one-day-old Ross 308 broiler chickens were randomly assigned to one of seven dietary treatments to give six replicates per treatment (nine birds per pen). Dietary treatments were as follows: (1) positive control (PC; commercial standard diet); (2) negative control 1 (NC-1; PC-120 kcal/kg metabolizable energy); (3) NC-2 (PC-3% standardized ileal digestibility [SID] amino acids). The remaining four dietary treatments were formulated with the addition of MC (MC; Superzyme-CS^TM) into two negative controls along with two supplementation levels of MC (i.e., 0.025% and 0.05%, respectively). Improved body weight, average daily gain, and feed conversion ratio (p < 0.05) were observed in broiler chickens fed a reduced energy diet supplemented with MC compared to birds fed NC-1 diet from days 1-35. Additionally, birds fed a reduced energy diet with 0.05% MC showed comparable (p > 0.05) growth performance with birds fed PC for 35-day post-hatch. Furthermore, the addition of MC into reduced amino acid diets improved (p < 0.05) growth performance. Broiler chickens fed MC supplemented nutrient-deficient diets showed a greater (p < 0.05) villus height to crypt depth ratio than birds fed diets without MC on days 21 and 35. Similarly, improved (p < 0.05) nutrient digestibility was observed in birds fed reduced energy diets supplemented with MC compared to birds fed NC-1 on days 21 and 35. Our results suggest that MC supplementation into reduced energy or reduced amino acid diets containing wheat and wheat by-products has the potential to improve growth performance and nutrient digestibility while maintaining healthier gut morphology in broiler chickens from 1 to 35 days of age.