• Title/Summary/Keyword: crowding number

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A Study on Subjective Residential Crowding of Three Generation Family (3세대 동거가정의 주관적 주거과밀에 관한 연구)

  • 문숙재
    • Journal of the Korean Home Economics Association
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    • v.26 no.4
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    • pp.67-85
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    • 1988
  • This study focused o investigating the variables dauther-in-law and mother-in=-law's subjective household crowding. And which is the best index among space per person, persons per room, and the number of family members was the next issue. the results of this study were as follows. 1. Variables that effected on the dauther-in-law's subjective household crowding were expectation about the number of rooms, the educational level of the dauther-in-law, duration of marriage, educational level of mother-in-law, space per person. In the case of mother-in-law, these were duration of marriage, space per person, expectation about the number of rooms, educational level of mother-in-law. 2. The best objective household crowding index was the space per person. Finally we need to look at the suv-dimension that composed of subjective household crowding of the old.

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The Effect of Consistency and Crowding Number on the Formation of Paper Made of Different Pulp Stocks

  • Lee, Hak-Lae;Youn, Hye-Jung;Lee, Sang-Gil;Jeong, Young-Bin
    • Journal of Korea Technical Association of The Pulp and Paper Industry
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    • v.39 no.5
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    • pp.1-6
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    • 2007
  • Formation which is one of the most fundamental characteristic of paper quality is affected by a number of variables. Fiber flocculation in the headbox has been recognized as the most important variable influencing formation. Consistency and crowding number of head box stock are known to represent the flocculation potential of stocks. The effects of consistency and crowding number on paper formation were studied by measuring the flocculation of fiber suspensions. Increasing consistency increased the degree of fiber flocculation. Especially the consistency of long fiber fraction was the most crucial factor of flocculation. Tensile strength of handsheets was furnish dependent rather than flocculation dependent. Crowding number of a furnish can be used for the characterization of stock flocculation.

Flocculation and Formation - the Action and Effect

  • Lee, Sang-Gil;Lee, Hak-Lae;Youn, Hye-Jung;Jeong, Young-Bin
    • Proceedings of the Korea Technical Association of the Pulp and Paper Industry Conference
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    • 2006.06b
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    • pp.427-431
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    • 2006
  • Formation which is one of the most fundamental characteristic of paper quality is affected by a number of variables. Fiber flocculation in the headbox has been recognized as the most important variable influencing formation. Consistency and crowding number of headbox stock are known to represent the flocculation potential of stocks. The effects of consistency and crowding number on paper formation were studied by measuring the flocculation of fiber suspensions. Increasing consistency increased the degree of fiber flocculation. Especially the consistency of long fiber fraction was the most crucial factor of flocculation. Tensile strength of handsheets was furnish dependent rather than flocculation dependent. Crowding number of a furnish can be used for the characterization of stock flocculation.

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A Study on Social Carrying Capacity by Normative Approach of Perceived Crowding (혼합지각의 규범적 접근에 의한 사회적 수용능력에 관한 연구 : - 내장산국립공원 단풍이용객 대상의 사례연구 -)

  • Park Chung-In
    • Journal of the Korean Institute of Landscape Architecture
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    • v.33 no.1 s.108
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    • pp.10-18
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    • 2005
  • The main concept of social carrying capacity is based on the principle that 'there are limits to the number of users a given recreation site can accommodate in order to provide quality of recreation experience'. The quality of the experience is revealed as user's satisfaction and perceived crowding. In this respect, studies of social carrying capacity have been frequently conducted by measuring perceived crowding and satisfaction. The purpose of this study is to identify the variables affecting perceived crowding, and causality bet-ween satisfaction and perceived crowding. Four hundred seventy six visitors were selected at Naejangsan National park on peak day of autumn excursion through on-site survey. The collected data were applied by factor analysis for categorizing the research variables, and multiple regression for finding the causality among variables. The study results are follows. The expectation of crowding, as a normative variable for perceived crowding, are categorized by three factors; circulation, user facility, and landscape. The circulation factor is the most powerful affecting perceived crowding among three factor. The landscape factor, however, do not have statistical significance on perceived crowding. The causality between satisfaction and perceived crowding is found. Although this relation is significant in statistics, magnitude of the coefficient is very small. It might be interpreted that satisfaction cannot be predicted simply from a user's perception of crowding, but a multi-dimensional concept such as adaptation and coping behavior.

Study on the Social Carrying Capacity in the Mega-Event - The Case of the International Kwangju Biennale, Korea - (공간 집약적 관광지에서 사회적 수용력 연구)

  • 김진선;정성태
    • Journal of the Korean Institute of Landscape Architecture
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    • v.31 no.2
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    • pp.28-35
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    • 2003
  • This study was conducted to identify the characteristics of social carrying capacity at mega-events, especially the 2000 Kwangju Biennale in Korea. In particular, this paper has proposed some management policies for mega events taking into account the relations between social carrying capacity, satisfaction and crowding. The research method was to look into the general characteristics and distributive forms of the location, and then to confirm the possibility of sampling the factors involved in satisfaction degree; last, A factor analysis for causal analysis of perceived crowding was performed. The study needed correlation analysis in order to compare expected crowding and perceived crowding, and performed regression to examine the causality of perceived crowding and satisfaction. The research results were as follows: the correlation of expected crowding, perceived crowding, and the total satisfaction was very low or meaningless. The relation between satisfaction and elements for factor analysis such as convenient facilities and value experience showed partial meaningfulness. The factors of convenient facilities, entrance fee, parking lot use, toilet convenience, and exhibit room use had meaningful results; on the other hand, the factors of value experience showed a meaningful result in the guide service of an event place. In conclusion when those holding an event make a basic project, they should consider management measures for convenience of facilities, proper education for guide service, and systematic guidance. Also, as a method for perceived crowding lower than expected crowding, the study has proposed that it is possible to lower expected crowding by providing appropriate information on the number of tourists expected on the weekends and weekdays. Future research should control variables such as personal characteristics, seasons proper for vacation and holidays, and carefully consider their investigation and design. Moreover, it is necessary to study variables involved in expected crowding of more various space-intensive sightseeing places (mesa-events).

The Composite Crowding Index for the Medical Emergency Department (응급의료센터의 특성을 반영한 과밀화 지표 개발 및 적용 방안 연구)

  • Lee, Young-Hoon;Kim, Jeong-Woo;Lee, Yoon-Ho;Kim, Seung-Ho;Park, Yoo-Seok;Park, In-Cheol
    • Journal of Korean Institute of Industrial Engineers
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    • v.36 no.1
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    • pp.59-68
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    • 2010
  • The medical emergency departments are suffering from the crowdness of patients, hence the quality of medical service the patients are receiving are getting poorer. Overcrowding of medical emergency departments may incur the waiting time for the treatment, and the improper treatment in time. For the operational control of the emergency department, the crowding index is commonly used to identify the crowding intensity, with which the operation process is managed, and future process can be expected. In this study the composite crowding index is suggested, in which the trend of inpatients rate, the age and acuity of patients, and resource of ED are considered. The validity of the suggested crowding index is discussed by the regression analysis for the index and the actual number of inpatients, and by the simulation study using the process model and the real data.

Analysis of Crowding by User′s Number - Case study of Dalsung and Jungang Park in Daegu city - (이용자 수에 다른 혼잡분석 - 대구시 달성, 중앙공원을 대상으로-)

  • 이현택
    • Journal of the Korean Institute of Landscape Architecture
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    • v.18 no.2
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    • pp.15-19
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    • 1990
  • This survey was carried to determine the crowd In the city parks on the basis of the crowding and using denSity. The using density was vary different by season and day, and the density was much higher in this experiment than in the case of the foreign countries. This survey shows a high correlation between the using density and crowd as the crowd level was more influenced by the increasing number of park - users in the case of low using density than the high using density. The possible using space per individual was around 10㎥ in the parks, which means a strong endurance of the surveying group to the massing space, in the saturated crowding value that the crowd was not significantly affected by the increasing number of users.

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The Relationship Between Congestion Pricing and In-vehicle Crowding Level in Public Transport (혼잡통행료 징수와 대중교통 차내 혼잡수준의 관계)

  • YU, Sang-Gyun;BAE, Gi-Mok
    • Journal of Korean Society of Transportation
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    • v.34 no.6
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    • pp.510-522
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    • 2016
  • In studies involving public transport, social welfare improvement is simply explained by the increase in public transport demand. However, the increase in the demand for public transport is mostly observed by the change in the frequency of public transport service, and in-vehicle crowding in public transport has not been an object of concern. This study examines and tries to reveal the cause of the changes of the social welfare and in-vehicle crowding of the changing public transport from imposing congestion pricing. We observe that congestion pricing increases in-vehicle crowding in public transport. This predictable phenomenon is more exacerbated in case of not operating bus-only lane. It should be noted that in-vehicle crowding is more increased in suburban, but in First-best toll system it tends to get worse less than it in other congestion pricing systems. We identify that the change of in-vehicle crowding is affected by the change of proximity of the housing to workplace, the number of commuting trips, and unpredictable distortion effect of the congestion charge.

A Study on Characteristics of Spatial Configuration and Human Evacuation Behavior in Multi-Plex Theater of Jinju (진주지역 복합영화관의 공간구조와 피난행태특성에 관한 연구)

  • Ahn, Eun Hee
    • Journal of the Korean Institute of Rural Architecture
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    • v.7 no.3
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    • pp.93-100
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    • 2005
  • The purpose of this study is to investigate specific crowding areas resulted from diverse physical factors of multi-plex theaters in a fire evacuation, and more accurately predict the evacuation route of people. To achieve these purpose, the architectural characteristics of three multi-plex theaters in Jinju have been chosen, and the evacuation experiments through the computer simulation called Simulex were carried out for each on the these theaters. The conclusions from this study are as follows: (1) Crowding usually happens cross areas between theater inside and corridors, and Crowding rate depending on the number of cross areas. (2) It is necessary to design the escape routes being employed ordinary times. And the egress routes planning should be integrated into space programming at the early stage of building design.

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Antecedents of Duty Free Shop Willingness to Pay

  • Song, Myungkeun;Moon, Joonho;Tang, Ruo-Han
    • Asia-Pacific Journal of Business
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    • v.12 no.1
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    • pp.87-100
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    • 2021
  • Purpose - This study aims to examine the antecedents of willingness to pay in the domain of duty free shop. Design/methodology/approach - This study chooses willingness to pay as explained variable. The candidates of explanatory variables are price fairness, brand awareness, employee service, product diversity, and crowding. This study uses survey to explore the linear relation between variables. This research collected data using online panel data collection service. The number of valid observation is 265. The research targe is Lotte duty free store. Statistical analysis was for statistical inference. To attain the information of survey respondents, frequency analysis is employed. Next, this study implemented exploratory factor analysis and reliability to ensure both validity and reliability of measurement items. This study executed multiple regression analysis to test research hypotheses Findings - Regrading results, brand awareness, employee service, and product diversity are positively associated with willingness to pay of duty free shop product. Moreover, the results of regression analysis suggest the inverted-U shape association between crowding and willingness to pay. However, price fairness appeared as non-significant variable to account for willingness to pay in the multiple regression analysis. Originality - This study contributes to the literature by examining duty free shop customers more.