• 제목/요약/키워드: functional quality

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A Quantitative Approach to Requirements Analysis for Architectures Modeling (아키텍처 모델링을 위한 요구사항 정량화 기법)

  • Kim Jintae;Yang Wonseok;Jang Changhae;Park Sooyong
    • Journal of KIISE:Software and Applications
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    • 제33권1호
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    • pp.58-68
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    • 2006
  • Requirements are very important to model software architecture. Requirements are divided into functional and quality requirements. Functional requirements are pinpointed subsystems and components. Quality requirements affect the structure of architecture. Thus requirements are essential to understand clearly in order to design software architecture. This paper focuses on a quantitative approach to requirements analysis for modeling architectures. In our proposal, functional requirements are quantified through calculating each priority of components. Quality requirements are quantified through calculating the correlation degree between components and quality attributes. The proposed method is implemented by DRAMA (Domain Requirements Analysis for Modeling Architectures), which fully supports our approach and are developed in Java environments. Our proposal is validated to apply some industrial examples.

Quality Characteristics and Antioxidant Activities of Organically and Conventionally Grown Carrot (유기 및 일반재배에 따른 당근의 품질비교)

  • Lee, Jin;Chang, Min-Sun;Kim, Gun-Hee
    • Journal of the Korean Society of Food Culture
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    • 제30권6호
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    • pp.778-782
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    • 2015
  • Demand for organic agriculture has greatly increased in the past decade. The objective of this study was to evaluate quality the characteristics and antioxidant activities of organically and conventionally grown carrots. Organically and conventionally grown carrots were harvested in Jeju Island, Korea. Carrot extracts were investigated for their antioxidative components (total phenolic and flavonoid contents) and their antioxidant activities (DPPH and ABTS radical scavenging activities). The quality characteristics of carrots were estimated in terms of hardness, length, weight, moisture contents, and soluble solid content (SSC). Conventionally grown carrots showed higher values than organic carrot in terms of hardness (p<0.05), but there was no significant difference in moisture contents or SSC. In the case of antioxidant activity, organic carrots showed a higher value for DPPH radical scavenging activity (p<0.05). However, there was no significant difference in other antioxidants. Consequently, quality characteristics and antioxidant activities were different between organically and conventionally grown carrots.

Correlations among Motor Function, Quality of Life, and Caregiver Depression Levels in Children with Cerebral Palsy

  • Yoo, Ji-Na
    • The Journal of Korean Physical Therapy
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    • 제28권6호
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    • pp.385-392
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    • 2016
  • Purpose: This study aimed to evaluate the relationships among quality of life, caregiver depression levels, and disease severity, especially motor function, in children with cerebral palsy. Methods: Data were collected through questionnaires using survey and interview from 80 caregivers of children with cerebral palsy. The caregivers' quality of life was measured using medical outcomes study 36-item short form health survey, and level of depression was scored using the beck depression inventory. In addition, children's motor function was evaluated using gross motor function measure-88 and functional independence measure scores. Results: Among 8 domains of medical outcomes study 36-item short form health survey, "physical functioning," "physical role functioning," "mental health," and "bodily pain" domains were significantly correlated to "total" percentage scores of gross motor function measure-88. In addition, "mental health" and "bodily pain" domains were correlated to each sub-dimension, including "lying and rolling," "sitting," "crawling and kneeling," "standing," and "walking, running, and jumping." Similarly, the "running" and "jumping" dimensions including motor function measures correlated with "transfer," "locomotion," and "motor subtotal" of functional independence measure scores. The beck depression inventory scores were negatively correlated to "lying and rolling," "sitting," "crawling and kneeling," and the "total" percentage scores of gross motor function measure-88. The beck depression inventory scores were negatively correlated to "sphincter control," "communication," "social cognition," "cognitive subtotal," and "total" functional independence measure scores. Conclusion: It is necessary to consider the quality of life and emotional problems of caregivers of CP children and support them both physically and psychologically with comprehensive rehabilitation.

Factors Influencing the quality of life of lung transplant patients (폐이식 환자 삶의 질 영향 요인)

  • Hwang, Byung Hee;Min, Hye Sook
    • Journal of Korean Critical Care Nursing
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    • 제16권3호
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    • pp.73-86
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    • 2023
  • Purpose : This study aimed to identify the factors affecting the quality of life of lung transplant patients. Method : The participants were patients who received lung transplants at a general hospital in City Y. Data were collected through structured questionnaires from June 2023 to August 2023. General characteristics, lung transplantation-related characteristics, quality of life, functional disability, treatment compliance, social support, anxiety, and depression-were measured. For data analysis, hierarchical multiple regression was performed using SPSS/WIN 29.0. Results : In the final model, quality of life was associated with income, self-help group attendance, functional disability, social support, treatment compliance, and anxiety and depression. Together, they explained 61.2% of the total variance in the results. Conclusion : Our findings suggest that improving lung transplant patients' quality of life requires active intervention in stress management to perform treatment instructions well, a social support system that can help them financially, and encouraging and participating in social activities as patients.

The Effect of Medical Service Quality and Hospital's Reputation on Customer Satisfaction, Repurchase Intention, and Negative Word of Mouth as to Disease Severity (질병의 중증도에 따른 의료서비스 품질과 병원의 명성이 고객만족과 재구매의도, 그리고 부정적 구전에 미치는 영향)

  • Yoo, Dong-Keun;Suh, Seung-Won
    • Korea Journal of Hospital Management
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    • 제14권4호
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    • pp.25-51
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    • 2009
  • This model was empirically developed to test the effect of medical service quality and hospital's reputation on customer satisfaction, repurchase intention, and negative word of mouth as to disease severity. The model was tested in the context of the hospital industry. The findings are as follows. First, medical service provider's functional quality and technical service quality have significant effect on customer satisfaction. Second, hospital's reputation has positive(+) effect on customer satisfaction and significant negative effect on negative word of mouth. Third, customer satisfaction with medical service quality has significantly positive effect on customer's repurchase intention and has negative(-) effect on customer's negative word of mouth. Furthermore, customer's negative word of mouth has negative effect on their repurchase intention. Fourth, as to different disease severity, medical service quality and hospital's reputation have different effect on customer satisfaction, repurchase intention, and negative word of mouth. When patients get slightly ill, functional service quality and technical service quality have direct influence on customer satisfaction which has positive influence on repurchase intention and negative influence on negative word of mouth. Finally, negative word of mouth has negative effect on customer's repurchase intention. However, while hospital's reputation doesn't have effect on customer satisfaction, the reputation has significantly negative effect on negative word of mouth. When patients get seriously ill, only functional service quality has positive effect on customer satisfaction which influences on customer's repurchase intention and negatively influences on negative word of mouth. On the contrary, negative word of mouth doesn't influence on customer's repurchase intention as patients want to treat serious diseases in the large general hospitals even though negative word of mouth is known to them.

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Job Stress Effects the Quality of Life: A Study based on Healthy Eating Habits of Nurses from the Gyeongbuk Region (경북지역 간호사의 건강식생활유형이 직무스트레스를 매개로 삶의 질에 미치는 영향)

  • Eun Jeong Park;Hee Sun Jeong
    • Journal of the Korean Dietetic Association
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    • 제29권3호
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    • pp.157-172
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    • 2023
  • In this study, nurses above the age of 20 years and working in General Hospitals located in the Gyeongbuk province were enrolled as participant. A survey was conducted to identify the relationship between types of health-eating, level of occupational stress, and degree of quality of life. An effective sample size of 120 was determined, and it was validated as a feasible count to perform the analysis by applying the PLS-SEM. We hypothesized that the physiological and psychological occupational stress levels vary according to functional, mental, and trendy types of health-eating lives and impact the degree of quality of life. This was evaluated using structural models, employing the bootstrapping method using the Smart PLS 3.0. Our results indicate that in the relationship between health-eating types and quality of life, the higher the functional health-eating type, the higher the quality of life. The association between job stress and quality of life showed that the higher the psychological work stress, the more negative the quality of life. Examining the association between the type of healthy eating and the quality of life revealed that the higher the functional health-eating type, the higher the quality of life. As a result of verifying the moderating effect of the difference in working period (less than 3 years/more than 3 years), it was found that the shorter the working period (less than 3 years), the higher the psychological stress.

The Evaluation of Expert Knowledge for the Excavator Design Using Measure of Information (정보량에 의한 굴삭기 설계 전문가 지식의 평가)

  • Jang J.H.;Jeon C.M.;Noh T.S.
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 한국정밀공학회 2005년도 춘계학술대회 논문집
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    • pp.123-126
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    • 2005
  • We develop the evaluation method of functional requirements for excavator design. The functional requirement of the product can be deduced from voice of customer. QFD method is used in order to convert customer requirement to functional requirement. The measure of information index is used to evaluate quantitatively the product quality characteristics. The correlation score between customer requirements and functional requirements and benchmarking score of competitors are basic data for the measure of information.

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Specialized Functional Training and Training Methods for the Training of Construction Skilled Workers (건설 기능인력 양성을 위한 전문 기능교육 및 훈련방법)

  • Kim, Hyeon-Su;Lee, Jun-Yong;Jo, Byung-Uk;Han, Kyeong-Min;Son, Chang-Baek
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 한국건축시공학회 2020년도 가을 학술논문 발표대회
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    • pp.117-118
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    • 2020
  • The construction industry is an industry heavily dependent on manpower, and high-quality skilled workers are needed to ensure smooth construction. However, workers who entered the construction industry did not acquire professional skills or receive other education through apprenticeship education. In this study, the necessity of professional functional education and education plan were analyzed and presented in order to cultivate quality functional manpower.

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Effects of Electron Beam Irradiation on Pathogen Inactivation, Quality, and Functional Properties of Shell Egg during Ambient Storage

  • Kim, Hyun-Joo;Yun, Hye-Jeong;Jung, Samooel;Jung, Yeon-Kuk;Kim, Kee-Hyuk;Lee, Ju-Woon;Jo, Cheor-Un
    • Food Science of Animal Resources
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    • 제30권4호
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    • pp.603-608
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    • 2010
  • This study investigated the effects of electron beam irradiation on pathogens, quality, and functional properties of shell eggs during storage. A 1st grade 1-d-old egg was subjected to electron beam irradiation at 0, 1, 2, and 3 kGy, after which the number of total aerobic bacteria, reduction of inoculated Escherichia coli and Salmonella Typhimurium, egg quality, and functional properties were measured. Electron beam irradiation at 2 kGy reduced the number of E. coli and S. Typhimurium cells to a level below the detection limit (<$10^2$ CFU/g) after 7 and 14 d of storage. Egg freshness as measured by albumen height and the number of Haugh units was significantly reduced by 1-kGy irradiation. The viscosity of irradiated egg white was also significantly decreased by increased irradiation, whereas its foaming ability was increased. Electron beam irradiation also increased lipid oxidation in egg yolks. These results suggest that electron beam irradiation reduces the freshness of shell eggs while increasing the oxidation of egg yolk and improving important functional properties such as foaming capacity. Electron beam irradiation can also be applied to the egg breaking process since the irradiation reduces the viscosity of egg white, which can allow egg whites and yolks to be separated with greater efficiency.

Pattern Identification of 97 Functional Dyspepsia Patients and the Characteristics of Each Pattern Type (기능성 소화불량 환자 97명의 변증유형별 특성)

  • Han, Ga-Jin;Kim, Jin-Sung;Park, Jae-Woo;Ryu, Bong-Ha
    • The Journal of Korean Medicine
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    • 제32권2호
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    • pp.42-62
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    • 2011
  • Objective: This study was designed to identify and explore the pathological patterns of functional dyspepsia (FD) patients. We also evaluated the usefulness of the Pattern Identification Questionnaire by comparing it with other assessment tools for FD. Methods: We recruited 97 FD patients based on the Rome III criteria for FD diagnosis. The pathological patterns of the subjects were determined by the Pattern Identification Questionnaire. Their dyspepsia-related symptoms were assessed using the Gastrointestinal Symptom Questionnaire (GIS) and the Pyeongwi-san (Pingwei-san) Patternization Questionnaire. Depressive symptoms were evaluated with the Beck Depression Inventory (BDI) and quality of life with the Functional Dyspepsia-Related Quality of Life (FD-QoL) Questionnaire. Tongue coating was measured by the Digital Tongue Diagnosis System (DTDS). Results: The male to female ratio was 1:1.1, and the forties and fifties age groups were largest in number. The spleen deficiency and phlegm-dampness pattern was the most common pattern found among the FD patients. No significant differences in the GIS, BDI, FD-QoL, and DTDS scores were found among the five pattern types. All pattern types showed significant correlation with GIS, Pyeongwi-san Patternization Questionnaire, and FD-QoL scores. Conclusions: Pattern Identification Questionnaire can not only identify the pathological pattern types of FD patients but also evaluate the severity of their symptoms. Compared to conventional assessment tools for FD, it could enable a more dynamic evaluation of FD patients reflecting the severity of dyspeptic symptoms and the quality of life. Further studies on the Pattern Identification of FD patients are anticipated in order to improve the diagnosis and therapy for Korean FD patients.