• Title/Summary/Keyword: traffic culture

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Data Transmission Performance Study of Wireless Channels over CCN-based VANETs (CCN 기반의 VANET에서 무선 채널에 따른 전송 성능에 관한 연구)

  • Kang, Seung-Seok
    • The Journal of the Convergence on Culture Technology
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    • v.8 no.4
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    • pp.367-373
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    • 2022
  • VANET (Vehicular Ad hoc NETwork) is one of the special cases of the ad hoc networks in which car nodes communicate with each other and/or with RSUs (Road Side Unit) in order for the drivers to receive nearby road traffic information as well as for the passengers to retrieve nearby gas price or hotel information. In case of constructing VANET over CCN, users do not need to specify a destination server address rather to input a key word such as nearby congestion in order to gather surrounding traffic congestion information. Furthermore, each car node caches its retrieved data for forwarding other nodes when requested. In addition, the data transmission is inherently multicast, which implies fast data propagation to the participating car nodes. This paper measures and evaluates the data transmission performance of the VCCN (VANET over CCN) in which nodes are equipped with diverse wireless communication channels. The simulation result indicates that 802.11a shows the best performance of the data transmission against other wireless channels. Moreover, it indicates that VCCN improves overall data transmission and provides benefit to the nodes that request the same traffic information by exploiting inherent multicast communication.

Factors determining the background and process of speeding behavior (과속운전의 행동배경과 형성과정에 미치는 사회심리적 요인)

  • Soon-Chul Lee
    • Korean Journal of Culture and Social Issue
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    • v.9 no.spc
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    • pp.57-73
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    • 2003
  • This paper attempts to identify that the speeding behavior is the important factor in traffic accident by analysing the background and process of speeding behavior. The structure of hurried behavior is reviewed to explain the relationship between the speeding behavior and hurried behavior. And the process of speeding behavior which becomes his own attitude and behavior in driving by social customs approval is analysed by risk homeostasis theory. The results of attitude survey show that drivers speeding behavior is not changing even though they know that speeding behavior is main factor in traffic accident. The influence structure among hurried behavior, background and process of speeding behavior should be analysed to understand the actual speeding behavior in driving.

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A Study on the Guideline of the Interior Design of Wedding Halls based on the Consumer's Preference -Focus on the consumers in Seoul- (소비자 선호도에 따른 예식장 인테리어 디자인방향에 관한 연구 -서울지역 소비자를 중심으로-)

  • 윤재은
    • Korean Institute of Interior Design Journal
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    • no.13
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    • pp.25-31
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    • 1997
  • The purpose of this study is to provide the guideline of the interior design of Wedding halls, based on a series of investigations and analysis of the consumer's preference. Marriage is an essential ceremony of family life. However the Wedding culture has been changed since the western culture affected to traditional marriage concept. Many countries have different wedding culture and traditiov. Ours are largely divided into the traditional Korean wedding ceremony and the modern, i.e. the westerv. The customer's preference and the opinion for the Wedding hall analyzed through survey to find out the guideline for the interior desigv. The result of this research can be summarized as followings; 1) The interior design was the most influential element when choosing the wedding hall. 2) The preferred colors for the wedding hall were pink and white. 3) The preferred light fixture for the wedding hall was the chandelier. 4) The main points concerned in the guideline of interior design for the wedding hall were building facade, accessibility toward the wedding hall, parking lot, traffic circulation and etc.

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A Study on the Safety Culture of Korean National Railway (철도안전문화에 관한 연구)

  • Bhang, Youn-Keun;Wang, Jong-Bae;Moon, Dae-Seop
    • Proceedings of the KSR Conference
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    • 2004.06a
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    • pp.269-276
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    • 2004
  • This study tried to figure out the framework of safety culture in railway industry to analyze root causes of railway incidents and accidents at Korean National Railway. Through the literature survey, authors found some critical dimensions common to railway safety culture such as employees' belief in the managers' management weight on safety and productivity, recognition of safety importance, risk taking attitude, practice of safety meeting before and after doing work, communication between management and employees and among drivers, traffic managers and infrastructure maintenance workers, safety reporting practice, safety and performance appraisal, effectiveness of safety audit, safety training, work place arrangement, incidents and accidents investigation, and safety knowledge management.

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The role of cognitive dissonance in development of negative attitudes toward the law (바늘 도둑이 소도둑 된다: 준법의식의 약화에서 인지부조화의 역할)

  • Taekyun Hur;Jaewon Hwang;Jaeshin Kim
    • Korean Journal of Culture and Social Issue
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    • v.11 no.1
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    • pp.25-42
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    • 2005
  • The present research examined the proposition that once people violate traffic regulations, they would experience cognitive dissonance and subsequently engage in changing their attitudes toward the law negatively in order to reduce the dissonance. In an experiment, participants were presented with three scenarios in which a person violated traffic laws, and they were asked to imagine themselves as the person of the scenarios and write statements supporting the unlawful behaviors. Participants' attitudes toward the general traffic law and the regulations related to the violations were measured 8 weeks before and right after the experimental treatment. The results, as expected, showed that their attitudes toward the general traffic law and the specific regulations in the scenarios changed negatively after writing the statements. In each secnarios, the participants who chose to wrote statements supporting the unlawful behaviors showed great attitude changes that those who did not write the statements. Furthermore, attitudes toward the regulations that were not directly related to the scenarios did not change significantly, and participants who were expected to experience stronger dissonance arousal (e.g.., supported more unlawful behaviors or had have more positive attitudes toward the law before the experiment) showed greater attitude changes. These results support the effects of trivial unlawful behaviors on attitudes toward the law and strongly suggest the role of cognitive dissonance underlying the effects.

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Driving Behaviors of the Korean People: A Cultural Psychological Perspective (한국사회의 교통문화)

  • Sang-Chin Choi;Cheong-Yeul Park;Jeong-In Kim;Young-Mi Sohn
    • Korean Journal of Culture and Social Issue
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    • v.9 no.spc
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    • pp.15-34
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    • 2003
  • The present authors had conducted several researches(parking violation, traffic signal violation, speed violation, drunk-driving) on driving behaviors of the Korean people focused on cultural psychological perspective. This paper was designed to summarize these previous results. Although each research had dealt with different violation behaviors on driving, there were lots of similarities on the basis of violation. The results reveal the following rationale for incurring violation behaviors. First, most people reported that they violated the rule to pursuit short-term benefit. Second, the violators' psychological characteristics are described in terms of self-centered and self-justification. In addition, the respondents have justified their violated behaviors since the outcome is disadvantageous for the drivers. Furthermore, the violators' are found to possess a permissive attitude toward the other violators'. Finally, the implications of these studies were proposed. All of these findings were discussed in relation to the Korean culture.

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Theoretical Model for Accident Prevention Based on Root Cause Analysis With Graph Theory

  • Molan, Gregor;Molan, Marija
    • Safety and Health at Work
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    • v.12 no.1
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    • pp.42-50
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    • 2021
  • Introduction: Despite huge investments in new technology and transportation infrastructure, terrible accidents still remain a reality of traffic. Methods: Severe traffic accidents were analyzed from four prevailing modes of today's transportations: sea, air, railway, and road. Main root causes of all four accidents were defined with implementation of the approach, based on Flanagan's critical incident technique. In accordance with Molan's Availability Humanization model (AH model), possible preventive or humanization interventions were defined with the focus on technology, environment, organization, and human factors. Results: According to our analyses, there are significant similarities between accidents. Root causes of accidents, human behavioral patterns, and possible humanization measures were presented with rooted graphs. It is possible to create a generalized model graph, which is similar to rooted graphs, for identification of possible humanization measures, intended to prevent similar accidents in the future. Majority of proposed humanization interventions are focused on organization. Organizational interventions are effective in assurance of adequate and safe behavior. Conclusions: Formalization of root cause analysis with rooted graphs in a model offers possibility for implementation of presented methods in analysis of particular events. Implementation of proposed humanization measures in a particular analyzed situation is the basis for creation of safety culture.

The Effects of Alcohol on Psychomotor Skill and Driving Behaviors (알코올이 정신운동 및 운전행태에 미치는 영향)

  • Ryu, Jun Beom;Shin, Yong Kyun;Lee, Won Young
    • Journal of Korean Society of Transportation
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    • v.30 no.6
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    • pp.27-36
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    • 2012
  • In Korea, 28,641 cases of traffic accidents were caused by drunk driving in 2010. These statistics accounted for 12.62% of total number of traffic accidents. Moreover, the percentages of deaths and injuries from them were nearly 15% of those from whole traffic accidents. While police has emphasized enforcement efforts in order to reduce drunk driving, culture generous to drunk driving in addition to the absence of an appropriate intervention system for habitual drunk drivers have contributed to the increasing number of the drunk driving accidents in Korea. This study examined specific behavioral changes in drunk driving by comparing drivers' behavior pattern in non-alcoholic condition to those in alcoholic condition, using a psychomotor test and a driving simulator. In the psychomotor test measuring participants' reactions to the target stimulus, it was revealed that participants' correct responses were decreased, false responses were increased, and no responses also were increased after drinking. Furthermore, in the driving simulator performance after drinking, not only driving speed was faster but also the deviation of an accelerator pedal pressure and of the vehicle's lateral position were much increased. These results indicated that alcohol consumption would impair visio-cognitive ability and deteriorate driving safety. Finally, the implications and limitations of our findings and suggestions for the future research were discussed.

The Study on the Plan to Introduce Traffic Inducement Security System in Korea (우리나라 교통유도경비 도입방안의 연구)

  • Kim, Tae-Hwan
    • Korean Security Journal
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    • no.23
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    • pp.21-39
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    • 2010
  • The dangerous impact on the traffic flows of cars is caused by no only the construction on the street but diverse construction sites. This in turn substantially influence on the citizens and pedestrians, thereby bring about the possibility of giant incidents. As the countermeasure for the problem in advanced countries, particularly in Japan "traffic inducement security system" has been implemented. It is analyzed that the death toll from traffic accidents has considerably declined. In the case of South Korea the system has not been administered but restrictively executed at some construction sites; however proceeding it with the lack of professionalism. The introduction of traffic inducement security system would be the opportunity for South Korea to make a progress in the safety culture such as traffic security and traffic jam. This study thus aims at analyzing the advanced countries' cases, conducting comparative analysis with Korea's scheme, and establishing the plan to adopt the traffic inducement security system. Through the output of this study followings were proposed as plans of introducing the traffic inducement security system. First of all, legal assessments regarding traffic inducement operation, for example adding the operation of the system into the category of security service, need to be preceded prior to its introduction secondly, the traffic inducement security is the institution which can contribute to the improvement of traffic safety, and also internalizing social cost. therefore, it needs to be equipped with the new qualification such as the instruction with the standardized traffic safety map, instruction system, curriculum and the publication of teaching materials. thirdly, the education for the guard should be proceeded with dividing academic and technical ones with specific curriculum. At the fourth, the securement of the venue for the driving training, the determination on technical instruction contents and the training professional instructor needs for the method of administration. In addition, the efforts on the overal standardization of traffic inducement security is necessary, and it also requires constant collaboration among private security industry, academia, professionals, relavant research institutes, etc. At the last but the least, henceforth it is prerequisite that the networking system with a diverse array of associated entities due to its social ripple effect and job creation effect.

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