• The Journal of the Korea Contents Association
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• v.15 no.10
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• pp.517-534
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• 2015

The purpose of this study is to identifies the effects of service quality factors on satisfaction and trust, and then verifies the causal relations among satisfaction, trust, commitment and using intention in mobile service setting. A survey was conducted to collect the data with consumers who had the actual using experience about mobile services. Analysis of structural equation modeling with SPSS 20.0 and AMOS 16.0 were performed to test the research hypothesis. The result of the study as follows: First, it was found to difference in relationship between dimensions of mobile service quality and satisfaction except for the pleasure. Second, the sociality was found to significant path coefficients in relationships with trust. Third, satisfaction and trust have influence on commitment and commitment has effects on using intention, but there had no significant path coefficients between satisfaction and trust, and then both satisfaction and trust were not found to significant path coefficients in relationship with using intention. Therefore, Marketers of mobile service corporate have to give excellent service quality to consumers who have using their mobile service for increase of using intention through build up trust and commitment by consumers who satisfied.

• The Journal of the Korea Contents Association
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• v.9 no.12
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• pp.261-269
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• 2009

This study was to analyze the effect of market orientation on service quality and business performance in the firms of private security guards. To attain the goal of the study described above paragraphs, some peoples held in Seoul were set as a collected group. Then, using the purposive sampling method, finally drew out and analyzed 235 peoples in total. The material collection device was the brochure named . The result of reliability check up was here below; Chronbach' $\alpha$=.732. To analyze materials, reliability analysis, SEM were used as statistic analysis techniques. The conclusion based on above study method and the result of material analysis are here below. First, market orientation have influence on service quality. Second, market orientation have influence on business performance. Third, service quality have influence on business performance.

• The Journal of the Korea Contents Association
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• v.20 no.5
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• pp.558-569
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• 2020

There has been a steady increase in cultural arts recently, and the need for "regional culture and arts" has been raised as local residents have been making efforts to increase income and develop local areas for regional development. Therefore, this study was intended to establish empirically the effects of local cultural and arts service quality on performance effects and customer satisfaction. Research shows that it affects economic and social and cultural effects as a service quality dimension, and performance effects affect customer satisfaction and intention to reuse them. However, research between customers and employees showed some differences. Through this research, we want to identify what important service quality factors are to satisfy the customers and employees who are watching the performance arts, understand the level of awareness of the effects of the performance, and provide an opportunity to enhance customer satisfaction with the audience and staff.

• The Journal of the Korea Contents Association
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• v.22 no.8
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• pp.660-670
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• 2022

This study was analyzed by applying AMSTAR-2, a methodological quality evaluation tool, to evaluate the quality of domestic meta-analysis papers on rehabilitation interventions for stroke patients. The purpose of this study is to provide guidelines for qualitative improvement of evidence-based practice and meta-analysis research by analyzing the qualitative level of the analyzed research. The literature search was conducted using the Research Information Sharing Service, Korean Medical database, and Korean studies Information Service System. Two authors searched, extracted, and reviewed literature using the keywords 'stroke' and 'meta-analysis'. As a result of the AMSTAR-2 quality evaluation of the final 18 studies, 3 studies (16.67%) were 'Moderate', 8 studies (44.44%) were 'Low', and 7 studies (38.89%) were 'Critically Low'. In future research, scientific and objective data selection and extraction process should be performed. It is expected that interest and efforts to improve the quality of meta-analysis research will continue by referring to the contents analyzed in this study as a way to improve the quality of literature.

• The Journal of the Korea Contents Association
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• v.10 no.4
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• pp.45-54
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• 2010

In this paper, we propose a quality interworking control system to enhance user's quality satisfaction in NGN environment by controling QoS parameters related with QoE in network layer when service user's QoE using variance multimedia service is poor. The proposed system gathers QoS parameter information in network layer through control packet such as RTCP, and evaluates QoE of multimedia service using these QoS parameter information. Comparing the evaluated QoE with the measured QoE in application layer, QCS judges quality degradation, deduces related QoS parameters and decides relative importance of each parameter when QoE is lower than threshold value. QCS generates QoS control values which is based on routing and switching policy in service quality control system(SCS) and forwards them to SCS. Through this proposed system, service and network providers can provide multimedia services of enhanced quality to service users taking account of service characteristic and network performance.

• The KIPS Transactions:PartD
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• v.18D no.3
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• pp.185-196
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• 2011

As the Korean Ministry for Health and Welfare announced the likelihood to revise the legislative limit for healthcare telemedicine, u-Healthcare service through IPTV emerged among these business models. However, in spite of many advantages such as treatment improvement, service quality enhancement, and treatment usefulness, most medical trials grafted with IT have not accepted yet. This points out not only that law and institutional environment has not prepared, but also that policy maker neglect the preparation of the strategies through the study on user acceptance. The purpose of this study is to verify the relationship for IPTV quality based Healthcare on satisfaction and intention to use. The results identify that IPTV technology quality for its convenience, contents quality for its completeness, and the quality for healthcare services give significant effect to satisfaction. In addition the study indicates that overall qualities of IPTV technology, contents, and healthcare service, significantly impact on satisfaction respectively and that the satisfaction may lead to the intention to use of this service.

• The Journal of the Korea Contents Association
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• v.22 no.5
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• pp.367-382
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• 2022

This study examined the impact of smart factory's quality factors on the intention to accept Advance Smart Factory(ASF) by mediating Perceived Value(PV) and Smart Factor Performance(SFP) of domestic SMEs that had introduced smart factor. As a result, First, Information Quality(IQ) and Service Quality(SQ) had a significant positive impact on Perceived Value(PV). Second, System Quality(SysQ), IQ, and SQ had a significant positive impact on SFP. Third, PV had a significant positive impact on intention to ASF, and PV and SFP had a significant positive impact on the intention to accept ASP. Also, PV had a mediating effect between SysQ, IS and Perfromance, and PV and Performance had a moderation between SQ and ASF. These results could provide one implication to SMEs that are taking into account to improve their smart factor to be advanced.

• The Journal of the Korea Contents Association
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• v.13 no.3
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• pp.229-239
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• 2013

The purpose of this study was to examine the influential factors for the quality of life of 151 dental hygienists. Average score were job stress $2.84{\pm}0.60$, social support $3.97{\pm}0.52$ and quality of life $3.18{\pm}0.35$ In terms of the quality of life, there were significant gaps according to age, marital status, the type of workplace, education and economic status. In social support significant difference were found according to age, the type of workplace and work system. In job stress, economic status made significant differences to that. Among the sub-factors of the quality of life, the dental hygienists who worked in public dental clinics led a life of higher quality than those who worked in hospitals in terms of physical and psychological health. In terms of social relationships, the dental hygienists who received graduate-school education led a life of better quality than the college graduates. In terms of environments, the 30-34 age group led a life of better quality than the 25-29 age group, and those who worked in public dental clinics led a life of better quality than the others. Those who received graduate-school education led a life of better quality than the junior-college graduates and the college graduates, and the group whose annual income was between 30 and 39 million won led a life of higher quality than the others. In terms of the overall quality of life, the group that worked for five days a week was ahead of the other that worked for five days a week. As a result of analyzing what factors affected the quality of life, emotional support, material support were identified as the variables to have a significant impact on that.

• KOREAN JOURNAL OF CROP SCIENCE
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• v.59 no.1
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• pp.66-72
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• 2014

Quality characteristics of yogurt with added colored barely flour was investigated during fermentation by lactic acid bacteria. Chemical properties such as moisture, crude protein, starch, ash and ${\beta}$-glucan contents was measured. pH, acidity, brix, Hunter color value and growth of lactic acid bacteria in yogurt was investigated during fermentation by L. acidophilus, L. bulgaricus, and S. thermophilus mixed culture. Crude protein contents of Daeanchal and Boseokchal was 16.16 and 12.17%, respectively. Starch contents of daeanchal were shown lower score. The pH of yogurt by addition of barley flour (Daeanchal) addition 0 and 20% were 6.66 and 6.40, respectively. The pH of yogurt supplemented with barley flour tended to be lower than before control which was not added barely flours and oligosaccharide in yogurt. Titratable acidity of yogurt added barley flour was higher compared with that of control. Brix of yogurt was decreased during fermentation by lactic acid bacteria. Lightness of yogurt added barley flour (Daeanchal) addition 0 and 20% were 83.25 and 69.83, respectively. The original microbial population of the yogurt during 0, 5, 8, and 15 hr fermentation were 7.48, 7.79, 8.15, and 8.71 Log CFU/g, respectively. Moreover, the addition of colored barley flour was to promote the proliferation of lactic acid bacteria in yogurt. In our research, addition of colored barley flours added into the yogurt may also have contributed to growth of lactic acid bacteria.

• Asian-Australasian Journal of Animal Sciences
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• v.17 no.7
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• pp.942-946
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• 2004

This study aimed to examine the fermentation quality of a tropical Elephant grass (Pennisetum purpuereum) and temperate Italian ryegrass (Lolium multiflorum) forages ensiled additive of fermented juice of epiphytic lactic acid bacteria (LAB) and to determine what factor affects the fermentation characteristics of the crops. In both species cell walls neutral detergent fiber (NDF) and acid detergent fiber (ADF) contents in silages were consistently decreased (p<0.05) with the addition of FJLB at ensiling more then Control treatment. The FJLB additive increased number of LAB (cfu) and lactate concentration in the silages in both species. The Control treatment without additive underwent a clostridial type of fermentation with traces of propionic, iso-butyric, n-butyric acids contents with higher (p<0.01) levels of volatile basic nitrogen (VBN %TN) and had appreciable decreased of nutrient in silages. FJLB treatment improved silage nutritive value with little contents of VBN %TN, ethanol and very small amount of dry matter (DM) and hemicellulose losses (p<0.05) between 2 to 5% and 7 to 3% respectively, in Elephant grass and Italian ryegrass species. The results in this study indicates that while among the factors affecting silage fermentation butyric type of fermentation was more pronounced in tropical elephant grass compared to the temperate Italian ryegrass, FJLB additive revealed a better silage fermentation products in both species.