• Title/Summary/Keyword: Preference Evaluation

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A Classification of Port Similarity in Container Carriers' Perspectives (컨테이너 선사의 유사 항만군 분류에 관한 연구)

  • Kim, Yul-Seong;Hur, Yun-Su;Shin, Chang-Hoon
    • Journal of Navigation and Port Research
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    • v.31 no.5 s.121
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    • pp.377-383
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    • 2007
  • The number of calling ports has been decreased and the degree of inter- and intra-port competition has been increased, which is caused by the market trends that shipping liners have and operate their own terminals, strategic M & A frequency occurs among shipping liners, and container vessel size is increasing. The trends also cause shipping liners to change the evaluation factors for decision to call a particular port such as port preference, potential for growth, port competitiveness, etc. Since the decision of liners greatly influences the policies for port and terminal development, it is worth having interest in the evaluation factors. Therefore, this work intended to evaluate 8 major ports (Port of Singapore, Hong Kong, Shanghai, Busan, Rotterdam, Kaoshing, and Tokyo) with regard to liners' evaluation factors (calling port preference, potential for growth and port competitiveness) and to classify ports by similarity of evaluation factors with the methodologies of ANOVA analysis and Duncan test. The result shows implication for liners' viewpoint to evaluate major ports in the world.

A Study of the User's Evaluation on the Korea-China Railferry System (한중 열차페리시스템 수요자에 대한 조사.분석 연구)

  • Cho, Chan-Hyouk;Chung, Byung-Hyun
    • Journal of the Korean Society for Railway
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    • v.12 no.5
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    • pp.707-713
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    • 2009
  • Planning railferry system in Korea-China trade routes, the overall evaluation and customer response are coming under spotlight in a preference and feasibility perspective. Persistent Railferry issue has been an area of study for the last decade. But until now, a surveyor or the evaluation from the actual users were exceptionally rate. Consequently, there is a need for a more detailed study into the practical issues such as customer response and railferry demand etc. Using a questionnaire survey from actual users, this paper examines the underlying evaluation on the Railferry system both in terms of demand and preference. The research questions were analyzed on data collected from almost 150 users in Korea. A range of arguments and expected problems were summarized. The results in general find a negative relationship between railferry preference and respondents' work experience. Findings in the reasons respondents are objecting the new railferry system, the suitable cargo type of railferry, and the possible barriers to introduce the system are discussed. Nonetheless further researches into railferry system as a possible alternative for Korea-China-Japan corridor should be followed in the near future.

An Empirical Comparative Study on Evaluation of Bi-national Product: Focused on Purchasing Routes, Product Category, and Consumer Characteristics (복합원산지제품 평가에 관한 실증적 비교연구: 제품구입경로, 제품카테고리, 소비자 특성을 중심으로)

  • Son, Je-Young;Kang, In-Won
    • Korea Trade Review
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    • v.43 no.5
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    • pp.67-91
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    • 2018
  • A number of studies have been conducted on the evaluation of bi-national products, but studies that may be applied in practice are lacking. This study suggests several implications for bi-national products in the sub-market using a more specific approach than previous studies. To this end, this comprehensive comparative study reflects the purchasing routes, product category, and consumers' personal characteristics (regulatory focus, prior knowledge) of bi-national products. Results found the evaluation of bi-national products according to purchase routes showed that consumers in offline stores were more favorable than consumers in online stores. In comparison with product categories, necessities were more positive than luxury goods. On the other hand, according to consumer's personal characteristics, consumers with promotion focus tendency perceived brand preference more highly than consumers with preference focus tendency. Also, it was found that groups with high prior knowledge had a positive evaluation of products compared to low knowledge groups.

A Comparative Study on Differences in Preference of Various Teas Between the Koreans and the Japanese (각종(各種) 차류(茶類)의 기호(嗜好)에 관(關)한 한(韓).일(日) 비교(比較) 연구(硏究))

  • Hwang, Choon-Sun;Park, Soo-Ock;Setsue, Kawasome
    • Journal of the Korean Society of Food Culture
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    • v.3 no.1
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    • pp.67-76
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    • 1988
  • With a view to making comparative study and promoting the interchange of food culture between Korea and Japan, a sensory test was given to 60 female college students (30 Koreans and as many Japanese) in order to find out differences in preference of various teas between the two nations. The findings are as follows: 1. The correlation between each specific tea and total evaluation: Significant level of high positive correlation was indicated in case of color, taste, and aftertaste by both Koreans and Japanese. In case of odor, and flavor the Koreans indicated insignificant level of nought, and the Japanese significant level of high negative correlation one. In sweetness and total evaluation the Koreans indicated positive correlation and the Japanese insignificant level of nought. 2. Comparison of preference of various teas by the Koreans and the Japanese 1) Ginseng tea A and Ginseng tea B As to Ginseng tea A and Ginseng tea B the Koreans liked odor best while the Japanese liked flavor best. In general preference the Koreans liked them better than the Japanese, and both groups indicated significant level (p <.001). 2) Black tea A: As to Black tea A the Koreans liked odor best while the Japanese taste, and in general preference the Japanese liked them better than the Koreans and both groups indicated significant level (p <.001). 3) Black tea B. As to Black tea B the Koreans liked odor best while the Japanese color, and in general preference the Japanese liked them better than the Korean and both groups indicated significant level (p <.01). 4) Coffee A. The Koreans liked odor best while the Japanese flavor, and neither of the groups indicated significant level (p <.05). 5) Coffee B. The Koreans liked color best while the Japanese flavor, and neither of the groups indicated significant level (p <.05). 6) Green tea A and Green tea B. As to Green tea A and Green tea B, the Koreans liked odor best while the Japanese taste. In general preference the Japanese liked them better than the Koreans, both indicated significant level (p <.001). 7) Malcha (a kind of traditional Green tea) Both groups liked flavor best, in general preference the Japanese liked it better than the Koreans, and both groups indicated significant level (p <.001).

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Sensory Evaluations of Characteristics in Toha-Jeot Added Mustard Leaf Kimchi during the Fermentation - By Koreans and Japanese in Jeonnam Province - (토하젓 첨가 갓김치의 숙성 중 관능적 특성 평가 - 전남지역 일부 한국인과 일본인을 대상으로 -)

  • 박영희;이성숙;정난희
    • The Korean Journal of Community Living Science
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    • v.13 no.2
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    • pp.25-36
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    • 2002
  • The purpose of this study is to investigate the sensory characteristics of Toha-jeot added mustard leaf kimchi by Koreans and Japanese in Jeonnam Province. The sensory evaluation was conducted for the following 9 items such as color, savory taste, carbonated taste, sour taste, hot taste, salty taste, off flavor, texture and overall preference. The test was done by the group of kimchi was tested by Koreans or Japanese with the age from 30 to 50 years, and each group contained 20~25 evaluators. Kimchi at different stages of fermentation day 0, 10 and 18th during fermentation at $4^{\circ}C$ for 4weeks was evaluated. During the fermentation period saltiness of kimchi was 2.25~1.77% and pH of kimchis was decreased from pH 5.6~5.8 to 4.2~4.6. The score for the sour taste, texture and overall preference of Toha-jeot added mustard leaf kimch increased as the fermentation proceeded in Japanese group. The overall preference of Korean and Japanese groups for Toha-jeot added mustard leaf kimchi was higher than that of control mustard leaf kimchi tested at 10th and 18th days fermentation.

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A Study on American University Students' Perception and Preference for Korean Kimchi (미국 남녀 대학생의 김치에 대한 인식 및 기호도 조사)

  • 한재숙;김수연;서봉순;김영진
    • Journal of the Korean Home Economics Association
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    • v.38 no.5
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    • pp.167-177
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    • 2000
  • The purposes of this study are to investigate American university students′responses to Kimchi and their preference on different kinds of Kimchi as indicated by a survey and sensory evaluation and to globalize Kimchi. About 400 Indiana University students in IN, USA participated in perception survey of Kimchi, which consisted of 64.8% of male and 35.2% of female.37.3% of all the participants knew what Kimchi was and 30.3% had eaten Kimchi before the survey. The students′responses to the 12 questions about Kimchi were measured on 5 point Likert scale. The item "Kimchi is nutritious and healthy" was totally received the highest point and "Kimchi is a good side with beer or wine" roamed the lowest. Furthermore, gender and the precious visitation to Korea laid an important part in the experiment. As the result of sensory evaluation, the American students preferred Kimchi that made out of soaking Baechu for 3 hours to 5 hours. When the Kimchi was fermented at room temperature(20~22$^{\circ}C$), the score decreased as the fermentation period was increased. However, the scores for the Kimchi preserved in the refrigeratior(5~1$0^{\circ}C$) did not vary remarkably. And the most preferred Kimchi by the students was one-day old. The dishes using Kimchi as the main ingredient are lifted according to the students preference as follows : Kimchi Ramen, Kimchi Mandu, Kimchi Hamburger, and Kimchi Bokumbap, and so on.

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Evaluations of Convenience of Use and Image Preference of Bicycles to Develop Electric Bikes

  • Ko Young-Jun
    • Archives of design research
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    • v.19 no.3 s.65
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    • pp.19-30
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    • 2006
  • This study was carried out to present design guidelines for developing electric bikes which could be used for more users regardless of gender and age. Through a survey with 336 male and female respondents in Seoul aged between 10s and 70 years or older, the convenience of bicycle use and image preference by gender and age were investigated. To evaluate convenience of bicycle use, the 7 principles of universal design made by Universal Design Center were customized to fit for accessing bicycles. The following are results of statistical analysis on 301 valid data: (1) of the 7 principles, conventional bicycles were identified to be the most inconvenient in principle 6(low physical effort), followed by in principle 5(tolerance for error) and 7(size and space for approach and use). Women appeared to feel more inconvenience than men in all evaluation criteria while using bicycles. The relation between the convenience of use and users' age was not identified. (2) Preferred images by bicycle users turned out to be those of 'simple' and 'light.' By gender, male preferred more 'technical' and 'dynamic' images than female. By age, users in their 10s-20s preferred more 'individual' image than 70 years or older.

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Preference Analysis of the View in an Apartment Unit according to the Location of View Target (조망 대상 위치에 따른 아파트 단위세대 조망 경관 선호 특성 분석)

  • Moon Ji-Won;Ha Jae-Myung
    • Journal of the Korean housing association
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    • v.17 no.3
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    • pp.99-109
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    • 2006
  • The purpose of this study was to analyze the characteristic of each view in an apartment unit in terms of the quality. This study was accomplished by two research methods; the field survey on 181 apartment complexes in Daegu, and the preference evaluation on 24 cases sampled in the sense of its location, i.e. inside or outside of a complex. In the field survey, view targets were categorized into various items such as a building, a road, a mountain, a tree, another apartment, the sky, and so on, and the characteristics of the distance from a viewer to view targets and view of the level in an apartment were analyzed. In the preference evaluation, 24 cases, each one has one of the follows; the natural view, the artificial view, and the combined view of the both, were chosen and those were evaluated by 167 interviewees. As a result, the conclusions from the study were drawn as follows; 1) The view, the combination of buildings, roads, mountains, trees, apartments, and the sky, is usually seen in an apartment unit. 2) The type of view target is more significant to a person than its location. 3) The natural and combined view are preferred to the artificial one. 4) In the case of the same outside view, a person likes the open view more than the somewhat covered one.

Application of AHP-PROMETHEE to determine areal and linear priorities for sewer rehabilitation projects (하수관로의 면단위 및 선단위 정비 우선순위 결정을 위한 AHP-PROMETHEE기법의 적용)

  • Ahn, Hosung;Yoo, Soonyu;Lee, Taehoon;Park, Kyoohong
    • Journal of Korean Society of Water and Wastewater
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    • v.34 no.4
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    • pp.289-301
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    • 2020
  • Since sewer rehabilitation program requires long construction period and enormous capital investment, determination of rehabilitation priorities is important with systematic planning considering appropriate evaluation parameters. In this research, we applied PROMETHEE(Preference Ranking Organization METHod for Evaluations) known as very objective and scientific multi-criteria decision-making analysis, using the weights determined by AHP(Analytic Hierarchy Process) for the selected sewer evaluation items to calculate the rehabilitation priorities for each sewer sub-catchment in basin Gusan 1 of Seoul. Preference functions and preference thresholds were estimated for each criterion of ratio of lack of hydraulic capacity of sewers, defect ratio, ratio of sewers with velocity less than its minimum criteria, and density of sewers in the sub-catchment. As a result, it was found that region d had the first priority among four sub-catchments. For each and every sewer located in region d, we could also rank sewers to be rehabilitated urgently.

A Differences in Preference and Evaluation on the Image of Make-up (Part II) -Focused on Perceiver's Age & Habitant- (화장색 이미지평가와 선호도 차이 (제2보) -지각자의 연령과 거주지를 중심으로-)

  • Lee Yon-Hee
    • Journal of the Korean Society of Clothing and Textiles
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    • v.30 no.5 s.153
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    • pp.684-698
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    • 2006
  • This study consists of the stimuli of a female model in her twenties with twenty-two different facial make-up. The subjects of this study are one thousand low hundred ninety seven purposive sampled-male and female grown-ups throughout the country. The period of the research was the December of 2004, one month, and the materials were analyzed by factor analysis, T-examination, analysis of variance, Cronbach's a, Duncan's Multiple Range Test. Here follows the result of the research. Firstly, Familiarity, Intelligence, Fitness, Charm, Tradition and Youth were came out as the result of factor analysis of make-up color image perception. Secondly, in age/lip color perception of bright skin tone, there was difference of Intelligence and Charm. In age/image make-up perception of bright skin tone, there was difference of Familiarity, Charm especially on Cool image make-up. Thirdly in habitant/lip color perception of dark skin tone, there was difference of Intelligence and Charm. In habitant/image make-up perception of bright skin tone, there was difference of Familiarity, Charm and of bright skin tone, Intelligence, Charm, Tradition and Youth. Fourthly, there were the interaction effects on the gender of perceivers and lip color and image make-up of perceivers habitant. Lastly, in preference rate, lip color was more affected by age and image make-up were more affected by perceivers habitant.