• Title/Summary/Keyword: public works

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Comparison of Cost Performance for Delivery Methods on Public Construction Projects (공공 건설공사 발주방식에 따른 비용성과 비교연구)

  • Lee, Yoo Sub;Kang, Tai Kyung;Shin, Eun Young;Park, Wonyoung
    • KSCE Journal of Civil and Environmental Engineering Research
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    • v.33 no.6
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    • pp.2575-2582
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    • 2013
  • In the delivery systems for public construction works, design-build methods such as turn-key and alternative have contributed to improving the quality of structures and developing the construction technology. However, it is pointed out that construction based on a design-build method is likely to waste a budget due to its higher contract price than construction based on a design-bid-build method. Other issues such as contract monopoly, bid rigging and deliberation irregularity in design-build. Since there are not much works have been accomplished to comparatively analyze the actual performance and effect based on delivery methods, discussing and judging the performance and effect of each deliver method with limited information could lead to an error. Thus, this study by extensively investigates the actual project cost data, ranging from contract price to the construction cost of the public construction works and comparatively analyzed the characteristics of each delivery method about cost structure and fluctuation trend. This work is expected to assist stake-holders in properly understanding delivery systems for public construction works and promoting their efficient management.

An Analysis on the Copyright Issues Using Cinematographic Works in Libraries (영상저작물 활용에 관한 도서관의 저작권 쟁점 분석)

  • Joung, Kyounghee;Lee, Ho-Sin;Choi, Sanghee
    • Journal of the Korean Society for information Management
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    • v.31 no.4
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    • pp.179-200
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    • 2014
  • This study investigated the present situation of the use of cinematographic works and the problems of copyright. Surveys were conducted in public and university libraries for these. Also, content analyses were conducted to make sense of copyright problems in libraries. As a result, this study found that problems of copyright had occurred in various aspects related to public performance, lending, digitization and internet services according to the diversity of facilities for watching cinematographic works and library services. Also, the librarians' questions to the copyright were very various from the primary level to specific level. This study suggested that regular courses of study in library schools need to be opened to primitive understanding to copyright law and occupational training programs for librarians need to be opened to complementary education as revisions of copyright law. This study also suggested that the online Q&A services need to be started for librarians who have detailed copyright problems.

Presumption Method for Optimum Correction Rate of Total Construction Cost Using the Median based on Historical Data Analysis in Public Office Buildings (공공건축물 실적자료 분석에 따른 중위수를 활용한 총공사비의 적정보정율 추정방법)

  • Yim, Jin-Ho;Park, Jun-Mo;Kim, Ok-Kyue
    • Journal of the Korea Institute of Building Construction
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    • v.14 no.5
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    • pp.415-422
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    • 2014
  • There is growing difference between a planned value and an actual cost for increasing as an risk of construction cost. A construction cost index is an alternative to redeem a problem, but it is still very difficult to reduce an actual differential as a price fluctuation. Furthermore an existing theory of a construction cost index is overly complex, and is unsuitable for using in working-level. This study suggests an optimum correction rate in respect of a total construction cost. It is analyzing the actual cost of 53 public buildings that the Public Procurement Service ordered. The objects are main processes that include architectural works, mechanical works, electrical works, telecommunication works, and service facilities. It is compared a total construction cost based on absolute error rate using the median from frequentist principle. For this, it is selected the suitable regression model and set a correction rate.

A Study on the Strategy Plan for the Utilization on Free Use License of Digital Works (디지털저작물 자유이용라이선스 활성화를 위한 전략방안 연구)

  • Oh, Sang-Hoon;Choi, Young-Sun
    • Journal of the Korean Society for Library and Information Science
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    • v.44 no.2
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    • pp.263-283
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    • 2010
  • Free Use License is an effective means of allowing many people to freely use works in the public domain. It can also prevent copyright infringement problems. This article analyzes the current service and domestic and foreign technology as it applies to free use license. It then proposes a plan which incorporates diverse requirements including technical aspects. Strategies are formulated from the technical, service and the resources connection perspectives for applying license in addition to searching and using licensed works. This article suggests a three-stage utilization plan to encourage the use of free use license. First, a connection plan between digital archiving and free use license, is developed. Then, a connection plan between UCI identifier and free use license is developed, and finally, the plan for the use of public resources is presented.

A Study on the Service Status of Public Domain Works in Digital Library: Focusing on the Case of the National Library of Korea's Expired Works Service (디지털도서관의 퍼블릭도메인 저작물 서비스 현황에 관한 연구: 국립중앙도서관의 보호기간 만료 저작물 서비스 사례를 중심으로)

  • Hosin Lee
    • Journal of the Korean Society for information Management
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    • v.40 no.3
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    • pp.119-142
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    • 2023
  • Copyright is a legal criterion for determining the scope and method of digital library service. Works with expired protection periods correspond to the public domain and can be freely used by anyone. For this reason, it is a priority consideration in digital library construction and services. The purpose of this study is to examine how actively libraries are using expired protected works for digital library services. To this end, the relevant provisions of the Copyright Act applied to the construction and service of digital libraries were first summarized, and the meaning of the copyright protection period was theoretically examined. The current status of online services for expired works by the National Library of Korea was examined, focusing on the works of three Japanese colonial era writers, Kim Yoo-jung, Lee Hyo-seok, and Chae Man-sik, to check the specific service status of expired works. It reveals that the National Library of Korea is not fully utilizing the scope of the law, and that this situation is linked to the rights of other authors included in the book. Based on these results, it suggests that there is a need to change the service unit to focus on copyrighted works and to use authority records to systematize the management of authors' death years.

A Survey of Arabic Thematic Sentiment Analysis Based on Topic Modeling

  • Basabain, Seham
    • International Journal of Computer Science & Network Security
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    • v.21 no.9
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    • pp.155-162
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    • 2021
  • The expansion of the world wide web has led to a huge amount of user generated content over different forums and social media platforms, these rich data resources offer the opportunity to reflect, and track changing public sentiments and help to develop proactive reactions strategies for decision and policy makers. Analysis of public emotions and opinions towards events and sentimental trends can help to address unforeseen areas of public concerns. The need of developing systems to analyze these sentiments and the topics behind them has emerged tremendously. While most existing works reported in the literature have been carried out in English, this paper, in contrast, aims to review recent research works in Arabic language in the field of thematic sentiment analysis and which techniques they have utilized to accomplish this task. The findings show that the prevailing techniques in Arabic topic-based sentiment analysis are based on traditional approaches and machine learning methods. In addition, it has been found that considerably limited recent studies have utilized deep learning approaches to build high performance models.

A study on evaluation framework of environmental formative works in urban space (도시 환경조형물 심의현황에 관한 고찰 - 대도시 건축물 미술장식제도를 중심으로 -)

  • Yoon, Ki-Hwan;Kim, Jin-Seon
    • Archives of design research
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    • v.18 no.2 s.60
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    • pp.315-324
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    • 2005
  • This research aims to investigate evaluation framework of environmental formative works that are regulated by law in urban space, and to suggest the directions of improving the framework for better city environments. The concept of environmental formative works in urban space was identified and social situations and factors including visitors and the cognitive process of urban environments, were analyzed. This research suggests a new method based on the analysis of existing regulations and problems of environmental art or formative works. The public regulations and evaluation methods of the Korean major cities including Seoul, Daejeon, Busan and Gwangju, were examined on environmental formative works. The objective was to suggest an evaluation framework for creating human values of urban culture environment instead of focusing on the matters between the owner of the architecture and the artist of formative works. By identifying socio-cultural value of art decoration related regulations and improving the level of the public formative art evaluation scheme, this study helps addressing the administrative problems and constructing a conceptual framework of evaluation to improve urban culture environment for both human and environment.

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The Works of John Galliano in Haute Couture - With a Focus on C. Dior in 20005 - (Haute Couture에 나타난 John Galliano의 작품세계 -2000년대 C. Dior 중심으로-)

  • Bang, Soo-Ran
    • Journal of the Korean Society of Costume
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    • v.59 no.5
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    • pp.19-40
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    • 2009
  • The purpose of this study is to grasp the world of Galliano works who lead Dior Couture and to make use of this knowledge to comprehension of general trend in Haute Couture and $pr{\hat{e}}t-{\acute{a}}$-porter in the future. The method of research is to search for the characteristic of Haute Couture and the general tendency of Galliano works, and to view the inclination of Dior Couture by Galliano. For sphere of research, 2000s is discussed with focus on Haute Couture, exclusive of ready-to-wear. As a result, Galliano's Couture works were distinguished into four specificities. First, the historicity including historical event, personage and epoch. Second, the orientalism. Third, the pictorial characteristic including synthetic art and public art. Forth, the quality of humor. These subjects bring about a result that break down each boundary, in the method of interpreting, as try out mixing between every elements. Galliano pursue a new domain through the fusion of East and West, past and present, classic and pop, artistry and commercialism, this induce more familiar Haute Couture to the public, breaking the strict form of Couture. It seems that this tendency will be advanced toward extrovert Couture producing the low-age phenomenon in Couture, the mixture of multi-culture and the vitality. This fusion suggest the popularity and the commerciality of Couture, which is predicted decrease the difference between Couture and $pr{\hat{e}}t-{\acute{a}}$-porter.

Hwaong Sea Dike Tidal Closure (화옹방조제 끝막이 공사 시행)

  • Kim, Hyun-Young;Yu, Yeong-Jin
    • Proceedings of the Korean Society of Agricultural Engineers Conference
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    • 2002.10a
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    • pp.81-84
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    • 2002
  • The Sea dike tidal closure works has traditionally ended in the failure. Therefore, the success of the tidal closure in Hwaong in the sea near Inchon where has the greatest tidal gap in our country deserves to consider its meaning. While its process was going on, we had the difficulty like bad weather, unexpected ground settlement, flow velocity beyond the imagine, etc. Moreover, environment group's rush was so fierce that the works could have been delayed. This works showed that not only technical aspects but also social problems(environment group's rush and public discontents) were important factors in accomplishing the works. Finally, all of the difficulties were overcome and the tidal closure works were successful. So, This success is the best example in a kind of the another works in itself.

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Development of an Approximate Cost Estimating Model for River Facility Construction at Planning Stage (이.치수형 하천공사 개략공사비 산정모델 개발)

  • Lee, Si-Wook;Lee, Jeong-Yoon;Park, Sung-Hwan;Choi, Jae-Joon;Woo, Sung-Kwon
    • Korean Journal of Construction Engineering and Management
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    • v.10 no.5
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    • pp.95-103
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    • 2009
  • The case of rivers facilities works, expense the standard unit cost for the quality and a rough public corporation expense estimating of the rivers public corporation which is fixed form with the information available which it follows basic design phase absently and possibility of fluctuation. It exists many difficulties in rough public corporation expense estimating. The rivers public corporation expense rough estimating method of existing produces does not exist the amount of material of representative section of the rivers dike and the rough public corporation expense estimating method which is systematic with the method which multiples the seniority (M). The research sees the rough public corporation expense predictive model from the planning stage which is not basic design to consider the quality of the rivers facility public corporation. From this study, it can prevent the waste of national budget from the general public corporation and is more accurate and public corporation expense production possibly.