• Title/Summary/Keyword: comparative case analysis

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Knowledge Management Assessment Using PDCA based in Global and Local Standards: in the Case of Technics and Informatics Studies

  • Ruzicic, Vesna S.;Micic, Zivadin M.
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • v.14 no.5
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    • pp.2022-2042
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    • 2020
  • This research aims to contribute to the discipline of knowledge management (KM) in Higher Education (HE), and is conducted using the case of the study programme (SP) for Integrated Academic Studies (IAS) of Technics and Informatics (TI). A deduction-induction methodology is applied, using a Plan-Do-Check-Act (PDCA) approach to design a suitable KM concept for making improvements to the SP IAS TI on the standardisation platform. Based on the application of the International Classification of Standards (ICS), the research analyses the correlations and competences acquired during the courses within the accredited TI study programme of two-course studies. On the basis of the results of a comparative analysis of the developmental learning process and educational goals, it is shown that knowledge management in correlation with standardisation leads to the improvement of study programmes in the upcoming accreditation cycle on the standardisation platform. Frequent innovations within standardised thematic fields (daily, weekly, monthly, etc.) indicate the need for appropriate changes to the SP. The contribution to KM is through an original analysis of annual samples of more than 90,000 standardised sources in correlation with the TI study programme. Expert System (ES) modelling and the original results enable an analogous contribution to the future KM of other SPs.

A Case Study for SMRT Train Open Doors Control System (도시철도의 열차출입문제어에 관한 연구)

  • Won, Yu-Duck;Shim, Won-Sub
    • Proceedings of the KSR Conference
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    • 2006.11b
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    • pp.941-946
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    • 2006
  • It followed in system development and SMRT(Seoul Metropolitan Rapid Transit Co)System reached to an automatic train operation(ATO) and driverless operation(DLM) from the manual operation due to the train driver. The train like the general bus or the car vehicle was not serial riding in a car and the Parallel concept which the numerous passenger rides in a car simultaneously occur frequently the charge of the train driver unmanned bitterly from existing manual handling was a possibility of doing, train open door control(ODM) which bites also ATO, it handles it minimized. Like this ATO/DLM, the control system which bites being a Wayside to Train communication for immediacy, it is a system of the Vital concept the immediacy of the citizen Data evil the radio information transmission and the train of the interface which is accurate from unmanned operation and, will decipher, will accomplish it will guarantee. It respects the passenger accident prevention and an air question environment improvement from subway platform and phul leys the screen door of Platform(PSD) with the fire tube frost it refers and part it treats and to sleep it does, ODM which bites is accuracy and immediacy of altitude and when seeing from the viewpoint which demands the trust of altitude, ODM system the trust of car incest interface in the equipment construction which is safe and the comparative analysis back of the system analysis against the control which bites and case study and other subway system it leads from the research which it sees and signal - train in base grudge to sleep it contributes it does.

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A Comparative Study of Average Youth and Juvenile Delinquent about the Life Stressors and Coping (일상생활에서 스트레스원과 대처방안에 관한 일반청소년과 비행청소년의 비교연구)

  • 강영자
    • Journal of the Korean Home Economics Association
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    • v.34 no.5
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    • pp.307-325
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    • 1996
  • The purpose of this study is to examine aspects stressors experienced by adolescents and make a comparison of their coping in terms of criteria of average and delinquent, male and female. The subjects were 506 adolescents of 2nd grade high school in Taejon and delinquent in D,A city. The data was analyzed by mean, standard deviation, two way ANOVA, and correlation analysis. The main results of this study were as follows: (a) It was found that regardless and behavior patterns, adolescents feel stress by pocket maney problem, relationship with teachers, and mental health(in the descending order). It is interesting to note that the stress from girl and boy friends proved to be much higher with delinquent adolescents than with average ones. In the case of subcategories of health, family relationship, and school life, it was found that average adolescents feel more stress than delinquents ones, whereas the reverse is case with the problem of relationship with relatives, school friends, and girl or boy friends. On the other hand, it was discoved that for the problem of physical and mental health, pocket money, parent and school friend relationships, females feel more stress than males. (b) With the differences of the coping og stress, it was found that while average adolescents as a whole tend to rely upon logical analysis and positive attitude, delinequent counterparts expect alternative reward and reveal the avoidance coping of emotional discharge. (c) The correlation between the stressors and coping showed partial differences, as the differences in the relation between average and delinquent adolescents, males and females in each sub-category.

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Effects of improvement of fishing operating system on a coastal improved stow net fishing vessel on the work safety and workload of seafarers (연안개량안강망어선의 조업 시스템 개선이 선원들의 작업 안전과 작업부하에 미치는 영향)

  • Min-Son KIM;Ho-Young CHANG;Bo-Kyu HWANG
    • Journal of the Korean Society of Fisheries and Ocean Technology
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    • v.59 no.1
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    • pp.74-84
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    • 2023
  • This paper is the result of a comparative analysis of crew members' workloads using the EMG and OWAS methods according to the fishing process before and after the improvement of the operating system of the experimental vessel, with the aim of improving operational efficiency and safety work of coastal improved stow net fishing vessels. The target crew members were three people with at least five years of experience on board the same fishing vessel as the experimental vessel. After improving the operating system, such as installing a power block crane and two capstans, change the location of the ball-roller, the time required for setting and hauling work decreased (p < .01), and the evaluation results by OWAS showed that the overall workload for setting and hauling net work decreased. The results of muscle activity analysis showed a decrease in lashing anchor work (p < .01) in the case of hauling net and in anchor dropping work in the case of setting net (p < .001). It is judged that the use of ball rollers in net handling has been reduced; consequently, work safety has been improved.

A Comparative Analysis on the Effect of GVC Participation on the Export Competitiveness of Manufacturing and Service Industry (GVC 참여가 제조업과 서비스업 수출경쟁력에 미치는 영향 비교분석)

  • Hye-Jin Oh;Rui-Hui Yu;Hee-Cheol Moon
    • Korea Trade Review
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    • v.45 no.4
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    • pp.153-169
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    • 2020
  • This study compares and analyzes the effects of GVC participation on export competitiveness in manufacturing and service industry in 36 OECD countries and 28 non-OECD countries. According to the statistical analysis result, the GVC participation had a negative impact on export competitiveness in manufacturing industry, while it had a positive impact in the service industry. In the case of the manufacturing industry, participation toward the backward GVC had a positive impact on export competitiveness before the financial crisis, besides, participation toward the forward GVC had a positive impact on export competitiveness. In the case of the service industry, export competitiveness through forward GVC participation has increased since the financial crisis has occurred, and backward GVC participation was estimated to have a negative impact on export competitiveness. The results of this study implies that, to secure export competitiveness, a converged approach of the manufacturing and service industries to upgrade the global value chain is needed.

Intergenerational support and marital satisfaction in Korea and Japan: A comparative study using the EASS2006 (남편 부모 및 부인 부모와의 지원 양상의 특징과 기혼 자녀의 결혼 생활 만족도와의 관계 -EASS*2006 데이터를 이용한 한일 비교-)

  • Lee, Su-Jin
    • Journal of Family Resource Management and Policy Review
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    • v.22 no.1
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    • pp.39-62
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    • 2018
  • This study examined the effect of intergenerational support provided by husbands and wives to their parents and vice versa on marital satisfaction of grown-up children. The study consisted of 229 married men and 319 married women in Korea and 220 married men and 249 married women in Japan. EASS2006 data were used in the analysis. Among Korean males, scores for marital satisfaction were highest among those who frequently offered financial support to their own parents and their spouse's parents. Among Korean females, scores for marital satisfaction were highest among those who offered daily support to their own parents. Among males and females, scores for marital satisfaction were highest among those who frequently received financial support from the husband's parents. In the case of Japanese males, scores for marital satisfaction were highest among those who no provided daily support to their own parents and to their spouse's parents.

Comparative Application of Various Machine Learning Techniques for Lithology Predictions (다양한 기계학습 기법의 암상예측 적용성 비교 분석)

  • Jeong, Jina;Park, Eungyu
    • Journal of Soil and Groundwater Environment
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    • v.21 no.3
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    • pp.21-34
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    • 2016
  • In the present study, we applied various machine learning techniques comparatively for prediction of subsurface structures based on multiple secondary information (i.e., well-logging data). The machine learning techniques employed in this study are Naive Bayes classification (NB), artificial neural network (ANN), support vector machine (SVM) and logistic regression classification (LR). As an alternative model, conventional hidden Markov model (HMM) and modified hidden Markov model (mHMM) are used where additional information of transition probability between primary properties is incorporated in the predictions. In the comparisons, 16 boreholes consisted with four different materials are synthesized, which show directional non-stationarity in upward and downward directions. Futhermore, two types of the secondary information that is statistically related to each material are generated. From the comparative analysis with various case studies, the accuracies of the techniques become degenerated with inclusion of additive errors and small amount of the training data. For HMM predictions, the conventional HMM shows the similar accuracies with the models that does not relies on transition probability. However, the mHMM consistently shows the highest prediction accuracy among the test cases, which can be attributed to the consideration of geological nature in the training of the model.

A Comparative Study of Employment Support System for Unemployed Youth : Linking the British Experience to the Korean Context (청소년 실업자를 위한 고용지원제도 비교 연구 : 영국과 한국을 중심으로)

  • Chung, Young-Soon;Seok, Jae-Eun;Kim, Hyun-Joo
    • Korean Journal of Social Welfare
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    • v.46
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    • pp.427-458
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    • 2001
  • The present study is designed to trace the successful reform steps taken within the employment support system in the UK and to extract a set of instructive implications for Korea's future reform path towards an efficient employment support system conductive to youth employment by setting out an analytical framework that links the British experience to the Korean context. To this end, this study focuses on three major aspects of employment support system: delivery mechanism, method of delivery, and programs. Implications drawn from the comparative analysis are as follows. First, the current employment support services in Korea-including job placement service, vocational training, and public works-should be more tightly integrated and delivered in a more consistent fashion in order to become highly accessible to the unemployed. Second, the cooperative network between employment service providers and the corporate sector as demander of labor should be institutionalized in order to make the employment support system more responsive to labor demand. Third, to create an enhanced employment support system that counts in individual differences of the unemployed would require continued, in-depth consultation and case management services along with fully specialized employment caseworkers who would provide them. Fourth, the government should take the initiative and be unflaggingly supportive both institutionally and financially in making future efforts to continuously improve the employment support system on the basis of the implications mentioned above.

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A Comparative Study of Western Singer's Voice and a Pansori Singer's Voice Based on Glottal Image and Acoustic Characteristics (성대형태 및 음향발현에서 성악 발성 및 판소리 발성의 비교 연구)

  • Kim, Sun-Sook
    • Speech Sciences
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    • v.11 no.2
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    • pp.165-177
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    • 2004
  • Western singers voice have been studied in music science since the early 20th century. However, Korean traditional singers voice have not yet been studied scientifically. This study is to find the physiological and acoustic characteristics of Pansori singers voices. Western singers participated for comparative purposes. Ten western singers and ten Pansori singers participated in this study. The subjects spoke and sung seven simple vowels /a, e, i, o, u, c, w/. An analysis of Glottal image was done by Scope View and acoustic characteristics of speech and singing voice were analyzed by CSL. The results are as follows: (1) Glottal gestures of Pansori singers showed asymmetric vocal folds. (2) Singing vowel formants of Pansori singers showed breathiness based on Spectrogram. (3) Music formant of western singers appeared in around 3kHz area, however, Pansori singers formant appeared in low frequency area. Modulation of vibrato showed 6 frequency per sec in case of western singers. Pansori singers showed no deep modulation of vibrato on spectrogram.

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A Comparative Study on Electron-Beam and Thermal Curing Properties of Epoxy Resins (에폭시 수지의 전자선 및 열경화 특성에 관한 연구)

  • 이재락;허건영;박수진
    • Polymer(Korea)
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    • v.26 no.1
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    • pp.80-87
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    • 2002
  • A comparative study using electron-beam(EB) and thermal curing techniques was carried out to determine the effect of cure behavior and thermal stability of epoxy resins. In this work, benzylquinoxalinium hexafluoroantimonate(BQH) was used as a latent cationic catalyst for an epoxy resin. According to the thermogravimetric analysis(TGA), the decomposed activation energy based on Coats-Redfern method was higher in the case of thermal curing technique. This could be interpreted in terms of slow thermal diffusion rate resulted from high crosslink density of the thermally cured epoxy resin. However, the increase of hydroxyl group in the epoxy resin cured by EB technique was observed in near-infrared spectroscopy(NIRS) measurements, resulting in improving the stable short aromatic chain structure, integral procedural decomposition temperature, and finally ductile properties for high impact strengths.