• Title/Summary/Keyword: Value Provision

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An Economic Valuation of Arboretum Using Choice Experiments (선택실험법을 이용한 수목원의 경제가치 추정)

  • Hong, Sung-Kwon;Kim, Jae-Hyun;Jung, Sue-Jung;Tae, Yoo-Lee
    • Journal of the Korean Institute of Landscape Architecture
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    • v.37 no.6
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    • pp.1-11
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    • 2010
  • The purpose of this research is to identify satisfaction levels of the arboretum which will be provided in the Multifunctional Administrative City and to estimate the economic value of using choice experiments. The attributes were "Preservation", "Education", "Recreation", "Facility", "Accessibility" and the entrance fee. The main effects model was utilized to construct hypothetical alternatives. Calibration of the conjoint choice model revealed that 'wetlands' and 'forest trails' in "Preservation" and the "Recreation", respectively, were significant variables. This result indicates that respondents are willing to pay more for these if they are provided in the arboretum. Also, 'variety seeking' tendency, age, and income level positively influenced the provision of the arboretum. Involvement in preservation of natural environment, however, had a negative influence on the establishment of the arboretum. Because this study is the first attempt to estimate the economic valuation of an urban arboretum using choice experiment, there are several suggestions for future research in terms of determining the base level and inclusion of salient attribute levels.

Equivalent Shrinkage Strain For Steel-Concrete Composite Girder Bridges (합성거더교의 등가 건조수축 변형률)

  • Bae, DooByong;Jung, Dae Jun
    • Journal of Korean Society of Steel Construction
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    • v.16 no.1 s.68
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    • pp.135-144
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    • 2004
  • Since Modern bridges have a tendency to make the spans continuous and longer, the effect of concrete shrinkage and creep is very important and must be evaluated appropriately for the durability and safety of steel-concrete composite bridges. However, highway design specification in current use prescribes $180^{1\;2}$ as the final shrinkage strain. which is for less value than one resulted from many experimental researches and cause some problems in the construction of composite bridges due to the understimation of shrinkage strain. Thus, in this paper nonlinear analysis with time-steps applying the CEB-FIP(90) provision have been conducted for plate girder bridge, box girder bridge and Preflex beam bridge and the linear equivalent shrinkage strain for the design of composite bridges. which produces the stress equal to the values from the nonlinear analysis, has been calculated by comparing the results with the values following highway design specification. The results yield appropriately double values than $180^{1\;2}$ which highway design specification prescribes.

An Analysis of the Influence Factors of Satisfaction of Food Bank Service Users (Focusing on Users in Gyeonggi-do Province) (푸드뱅크 서비스 이용자의 만족도 영향요인 (경기지역 이용자를 중심으로))

  • Lee, Seok-Hwan;Kwon, Jin
    • The Journal of the Korea Contents Association
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    • v.20 no.8
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    • pp.547-558
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    • 2020
  • The purpose of this study was to derive the impact factors through multi-return analysis by dividing the satisfaction level of the users of the Food Bank into service satisfaction, food satisfaction, and facility and environment satisfaction and then present a plan for improving service quality. As a result, first of all, the analysis shows that the service satisfaction was not statistically significant. Second, the satisfaction level of food was higher when they get cooked food and when the frequency of support was low. It can be interpreted as important to users to properly solve the problem of fasting through cooked food rather than the frequency of food provision. Third, the satisfaction level of the facility and environment was higher for those with higher educational background, lower monthly income, and higher food expenditure after the support. Users with high educational background value information, service hours, facilities and environment hygiene, and users with low monthly income and high food expenditure even after receiving support can infer the need for food bank services to solve the problem of fasting. Based on these findings, it emphasized the need to develop user-centered services so that the problem of fasting could be effectively resolved in consideration of the conditions of service users.

A Research on the character of selecting acupoints in Jangjinyopyeon(藏珍要編) (『장진요편(藏珍要編)』의 선혈특성(選穴特性)에 관한 연구)

  • Kim, Do-Hoon;Baik, You-Sang
    • Journal of Korean Medical classics
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    • v.26 no.4
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    • pp.291-304
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    • 2013
  • Objective : Jangjinyopyeon(藏珍要編, JJYP) was published in 1894. The purpose of the research is to know the character of JJYP, and to know JJYP inherited the tradition of Chosun(朝鮮) acupuncture which put emphasis on diagnosis and cure of Jangbu(臟腑) through meridian system. Method : First, identify the bibliographic information of the Mimeograph version of Original JJYP. After then, count and classify the provision by selected acupoints. Analyzed the result in succession. Conclusion : From the research of the mimeograph version of Original JJYP, come to following conclusion. 1. The pen name of author is Songgye(松溪), which means the region of his origin. 2. JJYP used 49 acupoints in total. It covers all regular meridian system except the regular Meridian of Hand Soeum[手少陰心經] for heart organ would never be injured in Neijing(內經) 3. JJYP suggested Eight Confluent points[八脈交會穴] as major acupoints in the end of book. But actually they were selected as the acupoints of belonging Jangbu(臟腑) and various symtoms. 4. Oegwan(外關) and Sameumgyo(三陰交) were maximum frequency in selecting of all acupoints, which means JJYP value controling and covering whole body. 5. Generally, Reinforcing and reducing manipulations concentrated one way, but Hugye(後谿) used each manipulation equally, which means JJYP regards tonification or purgation highly in Hugye(後谿). 6. Most acupoints of high frequency were Nak-point[絡穴], Won-point[原穴], Hap-point[合穴], which supposed to be directly connected to Jangbu(臟腑). So, we can see JJYP continue the tradition of Chosun acupuncture which put emphasis on Jang image[藏象] of meridian.

Noise Removal Algorithm for Accurate Mean Arterial Pressure Measurement in Pressurized Oscillometric Method (가압식 오실로메트릭 측정법에서 정확한 평균 동맥압 측정을 위한 노이즈 제거 알고리즘)

  • Joh, In-hee;Lim, Jung-hyun;Kim, Young-kil
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2018.05a
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    • pp.184-187
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    • 2018
  • The most important factor in the prevention and treatment of cerebral infarction is to increase cerebral blood flow. Methods for increasing cerebral blood flow include drug-based methods, the surgery, invasive procedures directly inserting medical devices into the artery(NeuroFloTM) and so on. The noninvasive cerebral blood flow increasing device proposed in this paper can reduce the burden on the patient because the probability of complication is low and the treatment level can be determined according to the blood pressure state of the patient. In implementing such a noninvasive cerebral blood flow increasing device, it is important to measure the accurate mean arterial pressure for provision the appropriate level of treatment for the patient. Therefore, to remove a noise, analog and digital filters were used and algorithm for peak value detection, pump control algorithms and so on were.

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Awareness of Ovarian Cancer Risk Factors among Women in Malaysia: A Preliminary Study

  • Keng, Soon Lean;Wahab, Syakirah Bainun Abdul;Chiu, Lim Bee;Yusuf, Azlina
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.2
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    • pp.537-540
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    • 2015
  • Background: Ovarian cancer is recognized as the fourth leading cancer in Malaysia. However, women do not always seek help in a timely manner and gaps in awareness may influence screening uptake and presentation. The purpose of this study was to determine levels of awareness of ovarian cancer risk factors in female population in Penang, Malaysia. Materials and Methods: A cross-sectional study was conducted in Penang, Malaysia from January until February 2014. Eighty-seven women were selected by convenient sampling. Awareness of risk factors of ovarian cancer was assessed using a self-administered questionnaire. Data were analyzed using statistical package for the social sciences (SPSS) version 20.0 for descriptive statistics and Pearson chi-square test for the association between socio-demographic data and awareness. A p value ${\leq}0.05$ was considered statistically significant. Results: In all, 74.7% of participants answered correctly for the risk factor of increasing age, although 94.3% were unaware of increased risk of tall women. A majority, 71.3%, had a low level of awareness of ovarian cancer risk factors. There was a significant association between age and knowledge (p=0.047). Additionally, there was a significant association between higher education level and level of awareness of ovarian cancer risk factors (p=0.039). Conclusions: This study revealed that awareness of ovarian cancer risk factors among Malaysian women is low. The results show a need for improved public understanding about ovarian cancer risks and provision of important information for health professionals about initiatives needed for future awareness, prevention and screening programs.

Consumer responses towards mobile coupon characteristics perception and causal relationships among variables (모바일 쿠폰 특성 지각에 따른 소비자 반응과 변인간 인과관계 연구)

  • Kim, Jae-Hee;Yoh, Eunah
    • The Research Journal of the Costume Culture
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    • v.28 no.1
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    • pp.15-29
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    • 2020
  • Purpose of the study is to explore the effect of the types of mobile coupons(text- vs. image-focused coupons; free-gift vs. discount coupons) on characteristic perception of mobile coupons, and the causal relationships among characteristic perception, attitude, and use intention of mobile coupons. A total of 140 university students participated in experiments with questionnaires including one of the four stimuli. Important findings are as follows. First, image-focused mobile coupons generated more enjoyment than did text-focused coupons. However, the text/image-focused coupons were not different in perception of informativeness and credibility of mobile coupons. Second, enjoyment perception was significantly increased when image-focused contents were combined with discount coupons whereas enjoyment perception was decreased when text-focused contents were combined with free-gift coupons. This interaction effect reflects that the level of enjoyment of consumers can be changed in terms of the combination of the value-provision types of coupons and the text-image focused contents. Third, it was found that consumer perception of coupon characteristics formed attitudes toward mobile coupons, and use intention of mobile coupons was determined by attitudes toward mobile coupons. Study findings may fill the void of research investigating the effect of text-image contents and the types of coupons on consumer reponses toward mobile coupons. Mobile coupons have limited quantity of information within a small size of mobile phone screen, therefore, the results were not consistent with prior research tested with mobile advertisements indicating the effect of text-image contents on perception of informativeness and credibility.

Inland Logistics Forwarding System based on Supply Chain Management : ILOF (공급사슬기반의 육상물류중개시스템 개발에 관한 연구)

  • 박남규;최형림;김현수;박영재;손형수
    • Journal of Information Technology Application
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    • v.3 no.2
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    • pp.67-82
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    • 2001
  • The ILOF project addresses the needs of logistics industrial organizations to reduce information processing time, improve added and residual value of information and reduce processing and transportation costs. It deals with the information supply chain information systems shared by vertical partner as important entity, whose performance and optimization very significantly affects the efficiency and performance of logistics industries. This paper deals with logistics information exchange systems based on supply chain management, focusing on sharing database and processes between partners such as shipper, logistics broker, transportation company, shipping company etc., for smoothing the information flow, enhancing consumer service and reducing communication fee and labour costs. The significance of contribution of this research is the provision of a model for logistics information exchange including entity relationship diagram, data flow diagram and functions which is able to facilitate the formulation of a customer driven supply chain information network, there by enhancing the competitive edge of companies in logistics industries on local and global basis.

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Rocking behavior of bridge piers with spread footings under cyclic loading and earthquake excitation

  • Hung, Hsiao-Hui;Liu, Kuang-Yen;Chang, Kuo-Chun
    • Earthquakes and Structures
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    • v.7 no.6
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    • pp.1001-1024
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    • 2014
  • The size of spread footings was found to be unnecessarily large from some actual engineering practices constructed in Taiwan, due to the strict design provisions related to footing uplift. According to the earlier design code in Taiwan, the footing uplift involving separation of footing from subsoil was permitted to be only up to one-half of the foundation base area, as the applied moment reaches the value of plastic moment capacity of the column. The reason for this provision was that rocking of spread footings was not a favorable mechanism. However, recent research has indicated that rocking itself may not be detrimental to seismic performance and, in fact, may act as a form of seismic isolation mechanism. In order to clarify the effects of the relative strength between column and foundation on the rocking behavior of a column, six circular reinforced concrete (RC) columns were designed and constructed and a series of rocking experiments were performed. During the tests, columns rested on a rubber pad to allow rocking to take place. Experimental variables included the dimensions of the footings, the strength and ductility capacity of the columns and the intensity of the applied earthquake. Experimental data for the six circular RC columns subjected to quasi-static and pseudo-dynamic loading are presented. Results of each cyclic loading test are compared against the benchmark test with fixed-base conditions. By comparing the experimental responses of the specimens with different design details, a key parameter of rocking behavior related to footing size and column strength is identified. For a properly designed column with the parameter higher than 1, the beneficial effects of rocking in reducing ductility and the strength demand of columns is verified.

Determining the priority order of wetland functions (내륙습지 기능의 우선순위 결정)

  • Lee, Seungjun;Choi, Hyun-Ah;Lee, Woo-Kyun;Lee, Jong Yeol;Jeon, Seong Woo;Kim, Joonsoon
    • Journal of Environmental Impact Assessment
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    • v.23 no.3
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    • pp.197-207
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    • 2014
  • In this study, the functional priority of wetlands was determined through analysis of previous research. To determine relative importance, three processes were performed. First, quantitative values from the case studies were normalized. Second, non-quantitative values were prioritized based on standard criteria. Third, equal weight was applied as long as there was no special consideration regarding a particular value's disproportionate priority in the research. Finally, results were grouped into large, medium, and small classes.In this study, the functions of the medium class were found to be the most significant, in the following order of priority: water supply and ground water recharge; culture and recreation; biodiversity; product; water quality control; flood control; erosion control; moderation of climate change; and provision of biochemical matter. To verify these results, we compared our findings with those of an assessment that used the Rapid Assessment Method (RAM) on the same type of study area. Whereas this comparison indicated some correlations by the culture, water storage, and genetic sustainability functions, it suggested a lack of such relationship by the water purification and flood prevention functions.