• Title, Summary, Keyword: 전사기법

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A text-based emergency situation classification method (텍스트 기반 119 신고전화 상황 분류)

  • Kwak, Semin;Lim, Yoonseob;Choi, JongSuk
    • Proceedings of the Korean Society of Disaster Information Conference
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    • pp.304-306
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    • 2016
  • 본 논문에서는 기계학습 방법에 기반을 둔 119 긴급 신고 전화 전사 데이터에 대한 구급, 구조, 화재 상황 분류 알고리즘을 개발하였다. 신고전화에서 빈번하게 발생하는 비정형 발화 패턴을 효율적으로 정규화하고 자연어 문장 처리 기법에서 일반적으로 사용하는 방법을 적용하여 신고전화 텍스트 데이터를 기계학습에서 사용할 수 있는 특징 벡터로 재구성하였다. 2743개의 신고전화에 대해 선형 서포트 벡터 머신을 이용하여 상황 분류를 수행한 결과, 92% 의 정확도를 얻을 수 있었다.

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Analysis of Geomorphological Changes using RS and GIS techniques in Shinduri coastal dunefield (원격탐사와 GIS 기법을 이용한 신두리 해안사구지대의 지형변화 분석)

  • Seo, Jong-Cheol
    • Journal of the Korean association of regional geographers
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    • v.8 no.1
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    • pp.98-109
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    • 2002
  • The long term land-cover changes and the pattern of morphological changes in foredune ridges and unvegetated dunes were investigated for about 30 years through analysing aerial photographs in Shinduri coastal dunefield, Korea. As a result, forested dune area increased while unvegetated dune area decreased continuously since 1967. Foredune ridges retreated landward about 80m away from the former coast-line in the middle part while they advanced seaward after construction of dike in the northern part during last 3 decades. Unvegetated dunes in the middle part of the dunefield were eroded at seaward side and moved landward away. These facts mean not only coastal dune area has been affected by man-made effects such as afforestation and coastal developments but also shinduri coastal dune area has been stabilized by plants and has been negative sediment budget.

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Prediction of Core Promoter Region with Dependency - Reflecting Decomposition Model (의존성 반영 분해모델에 의한 유전자의 핵심 프로모터 영역 예측)

  • 김기봉;박기정;공은배
    • Journal of KIISE:Software and Applications
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    • v.30 no.3_4
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    • pp.379-387
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    • 2003
  • A lot of microbial genome projects have been completed to pour the enormous amount of genomic sequence data. In this context. the problem of identifying promoters in genomic DNA sequences by computational methods has attracted considerable research attention in recent years. In this paper, we propose a new model of prokaryotic core promoter region including the -10 region and transcription initiation site, that is Dependency-Reflecting Decomposition Model (DRDM), which captures the most significant biological dependencies between positions (allowing for non-adjacent as well as adjacent dependencies). DRDM showed a good result of performance test and it will be employed effectively in predicting promoters in long microbial genomic Contigs.

Numerical Analysis on the Determination of Pore Pressures inside Rubble Mound Breakwater (경사적 방파제의 간극수압 결정을 위한 수치해석)

  • 전인식;박현주;이달수
    • Journal of Korean Society of Coastal and Ocean Engineers
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    • v.14 no.2
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    • pp.128-135
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    • 2002
  • An existing numerical model fo r determining the wave field and pore pressures inside rubble mound breakwater was reformulated here especially to enhance the predictability of interior pore pressures. The pore pressures strongly depend on the nonlinear wave field occurring along frontal slope which is very difficult to be numerically reproduced. In the present study, hence, the amplitude and phase informations of wave pressures along the frontal slope are obtained directly through a hydraulic model test and are incorporated into the numerical model. The interior wave field is analyzed by a boundary element method, and thereby the pore pressures are determined. It was found that the calculated pore pressures agreed quite well with experimental values.

Fabrication of Silicon Nanowire Field-effect Transistors on Flexible Substrates using Direct Transfer Method (전사기법을 이용한 실리콘 나노선 트랜지스터의 제작)

  • Koo, Ja-Min;Chung, Eun-Ae;Lee, Myeong-Won;Kang, Jeong-Min;Jeong, Dong-Young;Kim, Sang-Sig
    • Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference
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    • pp.413-413
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    • 2009
  • Silicon nanowires (Si NWs)-based top-gate field-effect transistors (FETs) are constructed by using Si NWs transferred onto flexible plastic substrates. Si NWs are obtained from the silicon wafers using photolithography and anisotropic etching process, and transferred onto flexible plastic substrates. To evaluate the electrical performance of the silicon nanowires, we examined the output and transfer characteristics of a top-gate field-effect transistor with a channel composed of a silicon nanowire selected from the nanowires on the plastic substrate. From these FETs, a field-effect mobility and transconductance are evaluated to be $47\;cm^2/Vs$ and 272 nS, respectively.

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Risk Based Software Development Strategy (리스크 기반 소프트웨어 개발 전략)

  • KWON, W.;Bae, C.K.;Kim, Y.B.;Hwang, S.A.;Kwak, E.Y.;Kwon, H.Y.
    • Proceedings of the Korea Information Processing Society Conference
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    • pp.1020-1023
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    • 2010
  • 소프트웨어 개발은 복잡도가 높고 가시성 확보가 어려워 전략적으로 접근해야 한다. 일반 개발 프로젝트에서 개발 전략은 특정 개발 모델과 프로젝트 관리 기법을 사용하겠다는 것이 주류를 이루고 있다. 이러한 방법은 각 개발 단계에서 업무를 진행하는 프로젝트 참여자가 프로젝트 전체를 보지 못하고 각자의 전문 분야만을 국지적으로 개발하여 초기에 의도된 대로 개발되지 않는 결과를 초래하는 경우가 다반사여서 개발 전략으로서의 역할을 적절히 수행하지 못하는 문제가 있다. 본 연구에서는 리스크 기반의 개발 전략을 제시한다. 개발 프로젝트 전체는 물론 개발의 각 단계 별로 전략이 존재할 수 있으며, 전사 차원과 프로젝트 차원의 전략이 존재한다. 분석한 리스크 레벨에 차등적으로 개발 리소스를 할당하고, 개발 기법을 사용하고, 리뷰 및 검증 활동을 진행하여 제한된 개발 리소스를 합리적이고 적절하게 사용하여 개발하고, 개발 과정을 모니터링 및 제어하는 접근법이다. 이미 개발의 일부인 테스팅 분야에서는 리스크 기반 테스팅 전략이라는 이름으로 활용하여 직간접적인 효과를 보고 있으며, 같은 개념을 개발 전체로 확장하여 개발 전략으로 체계화하여 제시한다.

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A Study on Digital Marketing Model for Improving Campaign Performance (캠페인 실행에 영향을 미치는 디지털 마케팅 성과모형 연구)

  • Lee, Sang-Ho;Kim, Jong-Bae
    • Journal of Digital Contents Society
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    • v.13 no.2
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    • pp.205-211
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    • 2012
  • This paper presents research result of digital marketing model for improving enterprise marketing campaign performance. Recently, the enterprises which had completed projects such as ERP, CRM, and SCM for business value chain process transformation are working to improve enterprise marketing process. It is the trend for enterprises to use digital marketing tactics to overcome the limit of existing traditional marketing tactics. Especially, enterprises try to adopt digital marketing for marketing campaign performance. In this paper, digital marketing research model and hypothesis were established and statistically analyzed by marketing expert survey research. The research finding is that Web Analytics, Social Analytics, Personalized CRM, Campaign execution automation, Real-Time campaign management can be core influencers for marketing campaign performance improvement.

The Exploratory Study on the Method of Information System Introduction in SMEs using Delphi Technique (델파이 기법을 이용한 중소기업의 정보시스템 도입방법에 관한 탐색적 연구)

  • Kim, Narang;Joo, Seok Jeong
    • Journal of the Korea Industrial Information Systems Research
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    • v.18 no.1
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    • pp.47-58
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    • 2013
  • This study offers a $3{\times}2$ matrix on the development method pursuant to the level of readiness and necessity for IS of SMEs, and the Delphi method survey through the assistance of a panel of IT experts was employed. Upon analyzing the results, in all rounds, the 1st quadrant and 2nd quadrant resulted in a preference for leasing methods (ASP/SaaS) and the other quadrants resulted in a preference for outsourcing. Quadrants closer to the 1st quadrant showed a preference for leasing methods (ASP/SaaS) and quadrants closer to the 6th quadrant showed a preference for outsourcing. In the case of the IS implementation for the entire company, all three levels of readiness resulted in a preference for outsourcing. The point in which the implementation method changed depending on the level of readiness was when unit systems were implemented, and among the implementation methods, in-house development showed the lowest results.

Recent Strategy for Superior Horses (우수 마 선택을 위한 최신 전략)

  • Gim, Jeong-An;Kim, Heui-Soo
    • Journal of Life Science
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    • v.26 no.7
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    • pp.855-867
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    • 2016
  • The horse is relatively earlier domesticated animal species. Domesticated horses have been selected for their ability of racing, robustness, and disease-resistance. As a result, the thoroughbred horse genome has been condensed many genotypes related to exercise ability. In recent years, with the advent of NGS technologies, many studies were concentrated on finding superior genetic species in the horse genome in terms of genomics. Consequently, GWAS (Genome-wide Association study) is applied to horse genome, then genetic marker is revealed for superior racing ability. In addition, RNA-Seq is utilized as a method for analyze of whole transcript profiling in specific samples. By using this approach, specific gene expression patterns and transcript sequences can be revealed in various samples such as each individual, before and after exercise state, and each tissue. DNA methylation, a strong factor that regulate gene expression without the change of DNA sequence, have got a lot of attention. In horse genome, exercise- or individual-specific DNA methylation patterns were detected, and could be useful to develop selective marker of superior horses. MicroRNAs inhibit gene expression, and transposable elements accounted for half of the mammalian genome. These two elements are the crucial factors in functional genomics, and could be applied to the selection of superior horses. As the functional genomics and epigenomics advance, then these technologies introduced in this paper were applied to select superior horses. In this paper, the studies for selection of superior horses through genetic technologies, and development possibilities of these studies were discussed.

A Study on the Fashion Illustration Using Fractal Programs (프랙탈(Fractal) 프로그램을 응용한 패션 일러스트레이션 연구)

  • 김선아;김혜연
    • Journal of the Korean Society of Costume
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    • v.51 no.2
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    • pp.181-192
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    • 2001
  • Men study the nature in two ways. Scientists and mathematicians inquire a branch of those two ways. Mathematical formulations are the tools and the expressions of their nature. Meanwhile, the other branch, the art, alms for different inquiry. Instead of formulating the nature, the artists create their masterpieces from their ultimate source, the Mother Nature. For thousands of years these two branches have grown together, influencing each others work. Some mathematicians find that formulation, are not enough to fully express the beauty of nature. It is believed that such a simple expression, formula, easily omits the careful details of nature. The nature is simply too chaotic to be shaped with a formula. Of those mathematicians, Mandelbrot, one of the first to realize this matter, introduced the world of fractal geometry. Fractals give new possibilities. It allows us not to limit ourselves to linear prospect, rather a whole new view of this chaotic beauty of the nature. A popular practice to understand fractals is in costume design. The artistic characteristic and organization mechanism is appalled to costumes. Meanwhile, another practice, rather aggressive, is using computer to create an image of fractals. This image is then used for motives to generate artistic expressions. Computer and paper ironing technique is used for fashion illustration in this research. The works were synthesized arid transformed from computer programs. To add more traditional painting touch to this work, Paper ironing technique was used. Since the of effect of this technique is so random, irregular, and unordered, it corresponds to fractal consideration. This thesis asserts an another prospect to fractal as a structural way of describing nature ailed fashion illustration, rather than restricting it to only mathematical theory.

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