• Title/Summary/Keyword: Structural Retrieval

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On the Design of Technological Knowledge Management System Based on Sectoral Characteristics of R&D Organization (산업별 연구조직특성에 의한 기술지식관리시스템의 설계)

  • 박용태;강인태;윤영호
    • Journal of Technology Innovation
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    • v.7 no.2
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    • pp.119-144
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    • 1999
  • Recently, knowledge management(KM) has attracted increasing attention from academicians and practitioners alike. Amongst others, technological knowledge(TK) is considered principal asset of KM and R,&D organization of private firms selves as primary actor of KM. It is also noted that the notion of sectoral pattern of innovation highlights idiosyncratic differences across industrial sectors in terms of TK management. That is, knowledge contents, knowledge generation and How pattern are considerably different among industries. This paper first analyzes the correlation between structural of R&D organization and industrial(sectoral) type to identify the dominant structure of R&D organization for each industry. Second, sector-specific architectures of TK management system are proposed. According to structural characteristic of R&D-organization type, test-practice forms of TK management system are suggested in terms of such factors as knowledge contents(technology information), knowledge generation activities, and knowledge storage/retrieval modes.

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Concept Extraction Technique from Documents Using Domain Ontology (지식 문서에서 도메인 온톨로지를 이용한 개념 추출 기법)

  • Mun Hyeon-Jeong;Woo Yong-Tae
    • The KIPS Transactions:PartD
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    • v.13D no.3 s.106
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    • pp.309-316
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    • 2006
  • We propose a novel technique to categorize XML documents and extract a concept efficiently using domain ontology. First, we create domain ontology that use text mining technique and statistical technique. We propose a DScore technique to classify XML documents by using the structural characteristic of XML document. We also present TScore technique to extract a concept by comparing the association term set of domain ontology and the terms in the XML document. To verify the efficiency of the proposed technique, we perform experiment for 295 papers in the computer science area. The results of experiment show that the proposed technique using the structural information in the XML documents is more efficient than the existing technique. Especially, the TScore technique effectively extract the concept of documents although frequency of term is few. Hence, the proposed concept-based retrieval techniques can be expected to contribute to the development of an efficient ontology-based knowledge management system.

Visual Cell : Image Analysis and Visual Retrieval System for Biology Cell Image Bigdata (Visual Cell : 바이오세포 이미지 빅데이터를 위한 이미지 분석 및 시각적 검색 시스템)

  • Park, Beomjun;Jo, Sunhwa;Lee, Suan;Shin, Jiwoon;Yoo, Hyuk Sang;Kim, Jinho
    • The Journal of Bigdata
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    • v.4 no.1
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    • pp.53-61
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    • 2019
  • The extracellular matrix, which provides the structural and biochemical support of surrounding cells, is a cell physiological modulator that controls cell division and differentiation. In the bio sector, the company produces Scapold, a three-dimensional support for tissue engineering, and cultivates stem cells in the produced Scapold to be transplanted into animals to assess tissue regeneration. This depends on components such as collagen in the tissue. Therefore, it is very important to identify the inclusion rate and distribution of components in the tissue, and the data are obtained by analyzing the color of the dyed tissue image. The process from image collection to analysis is costly, and the data collected and analyzed are managed in different formats by different research institutions. Therefore, data integration management and analysis results search are not being performed. In this paper, we establish a database that can manage relevant bigdata in an integrated manner, and propose a bio-image integrated management and retrieval system that can be searched based on color, an important analytical measure in this field of study.

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A study on the Structure of the Subject Headings (주제명표목의 구조에 관한 연구)

  • 김태수
    • Journal of the Korean Society for information Management
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    • v.14 no.1
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    • pp.77-105
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    • 1997
  • The study confirmed that the methods for expanding headings and combined structures among the headings, subdivisions, qualifiers and inverted terms were diverse, and that the headings used for similar purposes do not have identical structural forms. It is also found that the standard symbols representing generic relationship in theasurus, which are introduced in the list of subject headings, do not show precisely the hiearchical relationship of phrase headings. MeSH in pre-coordinated system will be available for retrieval in the computer environment because it can make a link between headings and subdivisions in searching stage. The changes in retrieval circumstances and the seeking behaviors of the users demand that a new structure of subject headings be developed. It was proposed that the modification of the structure in the Hangul subject headings be essential.

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Design Pattern Base4 Component Classification and Retrieval using E-SARM (설계 패턴 기반 컴포넌트 분류와 E-SARM을 이용한 검색)

  • Kim, Gui-Jung;Han, Jung-Soo;Song, Young-Jae
    • The KIPS Transactions:PartD
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    • v.11D no.5
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    • pp.1133-1142
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    • 2004
  • This paper proposes a method to classify and retrieve components in repository using the idea of domain orientation for the successful reuse of components. A design pattern was applied to existing systems and a component classification method is suggested here to compare the structural similarity between each component in relevant domain and criterion patterns. Classifying reusable components by their functionality and then depicting their structures with a diagram can increase component reusability and portability between platforms. Efficiency of component reuse can be raised because the most appropriate component to query and similar candidate components are provided in priority by use of-SARM algorithm.

Automatic Indexing for the Content-based Retrieval of News Video (뉴스 비디오의 내용기반 검색을 위한 자동 인덱싱)

  • Yang, Myung-Sup;Yoo, Cheol-Jung;Chang, Ok-Bae
    • The Transactions of the Korea Information Processing Society
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    • v.5 no.5
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    • pp.1130-1139
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    • 1998
  • This paper presents an integrated solution for the content-based news video indexing and the retrieval. Currently, it is impossible to automatically index a general video, but we can index a specific structural video such as news videos. Our proposed model extracts automatically the key frames by using the structured knowledge of news and consists of the news item segmentation, caption recognition and search browser modules. We present above three modules in the following: the news event segmentation module recognizes an anchor-person shot based on face recognition, and then its news event are divided by the anchor-person's frame information. The caption recognition module detects the caption-frames with the caption characteristics, extracts their character region by the using split-merge method, and then recognizes characters with OCR software. Finally, the search browser module could make a various of searching mechanism possible.

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Development of integrated waste management options for irradiated graphite

  • Wareing, Alan;Abrahamsen-Mills, Liam;Fowler, Linda;Grave, Michael;Jarvis, Richard;Metcalfe, Martin;Norris, Simon;Banford, Anthony William
    • Nuclear Engineering and Technology
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    • v.49 no.5
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    • pp.1010-1018
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    • 2017
  • The European Treatment and Disposal of Irradiated Graphite and other Carbonaceous Waste project sought to develop best practices in the retrieval, treatment, and disposal of irradiated graphite including other irradiated carbonaceous waste such as structural material made of graphite, nongraphitized carbon bricks, and fuel coatings. Emphasis was given on legacy irradiated graphite, as this represents a significant inventory in respective national waste management programs. This paper provides an overview of the characteristics of graphite irradiated during its use, primarily as a moderator material, within nuclear reactors. It describes the potential techniques applicable to the retrieval, treatment, recycling/reuse, and disposal of these graphite wastes. Considering the lifecycle of nuclear graphite, from manufacture to final disposal, a number of waste management options have been developed. These options consider the techniques and technologies required to address each stage of the lifecycle, such as segregation, treatment, recycle, and ultimate disposal in a radioactive waste repository, providing a toolbox to aid operators and regulators to determine the most appropriate management strategy. It is noted that national waste management programs currently have, or are in the process of developing, respective approaches to irradiated graphite management. The output of the Treatment and Disposal of Irradiated Graphite and other Carbonaceous Waste project is intended to aid these considerations, rather than dictate them.

An Efficient Dynamic Indexing Model for Various Structure Retrievals of XML Documents (XML 문서의 다양한 구조 검색을 위한 효율적인 동적 색인 모델)

  • 신승호;손충범;강형일;유재수
    • Journal of KIISE:Databases
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    • v.31 no.1
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    • pp.48-60
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    • 2004
  • XML documents consist of elements that are basic units of information. When the structure of XML documents is changed dynamically, we need to update structure information efficiently without changing the information of the index structure for fast retrieval. In this paper, we propose a dynamic indexing model scheme that updates the index structure in real time as the structure of XML documents is changed by insertion and deletion of elements. Our dynamic indexing model consists of a structure information representation method and a dynamic index structure. The structure information representation method supports various types of structure retrievals. Our dynamic index structure processes various structural queries efficiently. We show through various experiments that our method outperforms existing ones in processing various types of queries such as content based queries, structural queries and hybrid queries.

Integration between XML-based Document Information and Bridge Information Model-based Structural Design Information (교량정보모델 기반의 설계정보와 XML 기반의 문서정보 통합)

  • Jeong Yeon-Suk;Kim Bong-Geun;Jeong Won-Seok;Lee Sang-Ho
    • Proceedings of the Computational Structural Engineering Institute Conference
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    • 2006.04a
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    • pp.208-215
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    • 2006
  • This study provides a new operation strategy which can guarantee the data consistency of engineering information among the various intelligent information systems. We present the strategies for the operation of bridges engineering information and the construction methodology of integrated database. The two core standard techniques are adopted to construct the integrated database. One of these standards is the Standard for the Exchange of Product Model Data (STEP) for CAD/CAE information and the other is the Extensible Markup Language (XML) for engineering document information. This study can transform a document me into a data type for web-based application modules which assist end-users in searching and retrieval of engineering document data. In addition, relaying algorithm is developed to integrate the two different information, e.g. CAD/CAE information and engineering document information. The pilot application modules for management and maintenance of existing bridge are also developed to show application of the strategy.

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XML Translation of Structural Calculation Document and Information Retrieval in 3-D View of Bridge Information Model (교량 구조계산서 XML 문서변환 및 3차원 모델에서의 문서정보 검색)

  • Kim, Bong-Geun;Park, Ang-Il;Kim, Se-Jin;Eom, In-Soo;Lee, Sang-Ho
    • Proceedings of the Computational Structural Engineering Institute Conference
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    • 2010.04a
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    • pp.375-378
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    • 2010
  • 본 논문은 엔지니어링 문서정보를 준구조화된 XML 문서로 변환하고 이를 3차원 교량 모델과 연계하는 방법을 제시한다. 이를 위해 먼저 구조계산서의 세부 목차에 따른 문서구조를 추출하는 기법을 이용하여 3차원 교량모델을 구성하는 각 부재와 매핑되는 구조계산서 문서의 일부를 프로그램 상에서 자동으로 추출하기 위한 모듈을 개발하였다. 또한 3차원 교량모델의 정보를 운영하기 위해 IFC 기반의 교량정보모델을 개발하였다. 개발된 정보모델은 교량요소들의 논리적 구성체계를 공간적 요소, 물리적 요소 및 그룹 요소별로 표현할 수 있도록 지원한다. 이와 같이 개발된 기술을 이용하여 3차원 교량모델 뷰어에서 구조계산서의 정보를 검색하기 위한 시범 툴을 개발하였으며, 4개의 단위 교량으로 구성된 복합형식의 교량에 대한 3차원 모델을 구축하고 각 교량에 대한 구조계산서 또한 XML 문서로 변환하였다. 이와 같이 구축된 두 정보체계에서 사용자가 선택한 임의의 구성요소에 관한 세부 문서정보의 조회가 가능함을 보임으로써 제시된 방법의 적합성을 검증하였다.

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