• Title/Summary/Keyword: Fuzzy trace theory

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Gist-based Message Design Principles for Health Promotion and Public Health Education: Explication of Fuzzy Trace Theory (핵심정보 중심의 건강증진 및 보건교육 메시지 구성 원리: Fuzzy Trace Theory의 함의)

  • Shim, Min Sun;Cho, Young Hoan;Choi, Hyo Seon;Son, Hee Jeong;Ju, Young Kee;You, Myoung Soon
    • Korean Journal of Health Education and Promotion
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    • v.30 no.5
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    • pp.189-199
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    • 2013
  • Objectives: This paper aims to explain principles of gist-based health message design and discuss their implications for health promotion and public health education. Methods: After reviewing Reyna and Brainerd's Fuzzy Trace Theory(FTT), the authors explicate how to transform FTT into a practical guidance of health message design. Our explication is based upon FTT's reasoning that human intuition, rather than analysis, takes a primary role in message recall and comprehension, followed by judgment and decision making. We expect gist-based message design to be appropriate to serve such intuition. Results: Four principles of gist-based message design are offered: (1) provision of qualitative, as well as quantitative, information of gist, (2) inclusion of visual images corresponding to gist, (3) use of effective message formats to emphasize the gist (4) inclusion of relevant reasons and contextutal information. Conclusions: Gist-based message design has theoretical and practical implications for health promotion, specifically in the field of public health education, the press and governmental communication toward the public, and provider-patient communication in medical settings.

Application of Fuzzy Theory and Analytic Hierarchy Process to Evaluate Marketing Strategies

  • Yu, C.S.;Tzeng, G.H.;Li, H. L.
    • Proceedings of the Korean Institute of Intelligent Systems Conference
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    • 1998.06a
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    • pp.352-357
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    • 1998
  • Conventional marketing research generally focuses on a single layer's benefit. A notable example is the consumer layer providing managers with partial market information to evaluate relevant strategies. As generally known, marketing management encounters complex supply and demand behaviors, thereby necessitation that a successful marketing strategy adopt multi-layer considerations, such as the consumer layer, channel-retailer layer, and marketing planner layer. In light of above situation, this study applies fuzzy theory and the analytic hierarchy process(AHP) technique to analyze the performances of marketing strategies under multi-layer benefits, In addition, conventional marketing research has difficulty in efficiently allocating the limited budget so that each desired criterion can be significantly enhanced by a group of events. Therefore, a weighting structure among the goal, layers, criteria, and strategies(i.e. a group of events) is also developed herein to trace the influential process and assist marketing managers in efficiently allocating resources(i.e.budget).

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Korean Groal Potential Habitat Suitability Model at Soraksan National Park Using Fuzzy Set and Multi-Criteria Evaluation (설악산국립공원내 산양(Nemorhaedus Caudatus Raddeanus)의 잠재 서식지 적합성 모형; 다기준평가기법(MCE)과 퍼지집합(Fuzzy Set)의 도입을 통하여)

  • Choi Tae-Young;Park Chong-Hwa
    • Journal of the Korean Institute of Landscape Architecture
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    • v.32 no.4
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    • pp.28-38
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    • 2004
  • Korean goral (Nemorhaedus caudatus raddeanus) is one of the endangered species in Korea, and the rugged terrain of the Soraksan National Park (373㎢) is a critical habitat for the species. But the goral population is threatened by habitat fragmentation caused by roads and hiking trails. The objective of this study was to develop a potential habitat suitability model for Korean goral in the park, and the model was based on the concepts of fuzzy set theory and multi-criteria evaluation. The process of the suitability modeling could be divided into three steps. First, data for the modeling was collected by using field work and a literature survey. Collected data included 204 points of GPS data obtained through a goral trace survey and through the number of daily visitors to each hiking trail during the peak season of the park. Second, fuzzy set theory was employed for building a GIS data base related to environmental factors affecting the suitability of the goral habitat. Finally, a multiple-criteria evaluation was performed as the final step towards a goral habitat suitability model. The results of the study were as follows. First, characteristics of suitable habitats were the proximity to rock cliffs, scattered pine (Pinus densiflora) patches, ridges, the elevation of 700∼800m, and the aspect of south and southeast. Second, the habitat suitability model had a high classification accuracy of 93.9% for the analysis site, and 95.7% for the validation site at a cut off value of 0.5. Finally, 11.7% of habitatwith more than 0.5 of habitat suitability index was affected by roads and hiking trails in the park.

Safety-Economic Decision Making Model of Tropical Cyclone Avoidance Routing on Oceans

  • Liu, Da-Gang;Wang, De-Qiang;Wu, Zhao-Lin
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2006.10a
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    • pp.144-153
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    • 2006
  • In order to take TC forecasts from different observatories into consideration, and make quantitative assessment and analysis for avoiding TC routes from the view of safety and cost, a new safe-economic decision making method of TC avoidance routing on ocean was put forward. This model is based on combining forecast of TC trace based on neural networks, technical method to determine the future TC wind and wave fields, technical method of fuzzy information optimization, risk analysis theory, and meteorological-economic decision making theory. It has applied to the simulation of MV Tianlihai's shipping on ocean. The result shows that the model can select the optimum plan from 7 plans, the selected plan is in accordance with the one selected by experienced captains.

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Implementation of Smart Traffic Safety Systems using Fuzzy Theory

  • Han, Chang Pyoung;Hong, You Sik
    • International Journal of Internet, Broadcasting and Communication
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    • v.12 no.4
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    • pp.71-82
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    • 2020
  • Traffic accidents due to excessive speed frequently occur in places where traffic signal controllers are installed, places where sharp curves exist, or places where the traffic signal cycle does not match the current time. These traffic accidents cause economic loss due to the destruction of road facilities and structures, and cause a big problem of increasing the number of traffic accident deaths. When a traffic accident occurs, leaving a tire mark before or after a car crash, pre-collision speed of the car is calculated using the law of conservation of momentum or the skid mark formula. In the skip skid mark generated in ABS brake vehicles and the combshaped yaw mark generated by tire trace caused by lateral sliding, there is a difference of 30-40% in the reliability of the vehicle speed calculated by the smite mark. In this paper, we propose an algorithm that can improve the calculation reliability in vehicle speed by using skid marks in order to compensate for this problem. In addition, we present an intelligent speed calculation algorithm for traffic safety and a computer simulation in order to prevent traffic accidents by estimating the speed of a vehicle, using Skid marks, Yaw marks, and ABS brake characteristics and fuzzy rules.

The Development of Verbatim and Gist Memory: Task Effects (아동의 축어 기억과 요점 기억의 발달과 과제의 영향에 관한 연구)

  • Song, Ha Na;Choi, Kyoung Sook
    • Korean Journal of Child Studies
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    • v.18 no.2
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    • pp.283-297
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    • 1997
  • This study examined the development of verbatim and gist memory, and the effects of the relevance and inferential direction of the task on the development of the verbatim and gist memory. The subjects were second, fourth and sixth grade children in elementary schools. Each age group consisted of forty children. Eight sets of inference tasks were administered to each subject. In the task, the relevent and the extraneous sentences were mixed for inferential direction. The sentences that described 'which term is more' were inserted in half of the task and the sentences that indicated the direct numbers were included in the other half of the task. The task was presented by the audio tape in which instruction was recorded by one speaker. Results showed that (1) age differences in verbatim memory were significant but age differences in gist memory were not significant. These results indicate that the processes of verbatim and gist memory are separate and independent. (2) The relevance and inferential direction of the task affect gist memory but no verbatim memory. This result also supported independence between verbatim and gist memory. It was suggested that these results can be interpreted in terms of fuzzy trace theory.

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Content Analysis of Webzine for Gist-based Health Message Design (핵심정보 중심 건강 메시지 디자인을 위한 웹진 내용분석)

  • Cho, Young Hoan;Choi, Hyoseon;You, Myoung Soon
    • The Journal of the Korea Contents Association
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    • v.14 no.2
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    • pp.192-204
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    • 2014
  • Gist-based message design is essential in the Internet in which a lot of health messages are created and shared constantly. This study intended to identify the characteristics of health messages in a webzine and explore a way to design gist-based health messages. A total of 72 webzine articles published in Korean Ministry of Food and Drug Safety were selected, and text and visual messages of the articles were analyzed in terms of content types, the frequency and position of gists, and intuitive expression. The articles were also categorized regarding the characteristics of health messages through cluster analyses. This study found that most texts of the health articles consisted of facts and methods, while most visual messages represented concepts. In addition, both text and visual messages had limitations in presenting a gist effectively. It was also necessary to explore an effective way to improve an intuitive understanding of jargon and quantitative information in health messages. Based on these findings, this study provided suggestions for the design of gist-based health messages in the Internet.