• Title/Summary/Keyword: Language and Knowledge Engineering

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Knowledge-Based Question Answering System for Aquisition of Concept Word (개념어의 습득을 위한 지식기반 질의응답 시스템)

  • Lee, Jae-Hong;Choe, Ho-Seop;Ock, Cheol-Young
    • Annual Conference on Human and Language Technology
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    • 2003.10d
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    • pp.95-100
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    • 2003
  • 본 논문에서는 현실 세계가 가지고 있는 지식이 어느 정도 체계적으로 정제되어 있는 국어사전, 백과사전 등을 중심으로, Hybrid Method를 이용한 통계(Statistics)기반 지식베이스와 어휘분류(Lexicon Classification)기반 지식베이스를 효율적으로 구축하여 질의응답시스템에 활용한다. 또한 특정한 문서를 보여주는 일반적인 질의응답시스템과는 달리, 이러한 지식베이스를 이용하여 사용자에게 정확한 개념어(정답어)를 습득하게끔 해주고, 사용자의 인지 체계 속에 어렴풋이 내포되어 있는 개념적 지식을 더욱더 표면적으로 확장해 나갈 수 있는 질의응답시스템을 구축하는 방안을 제시한다.

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A Methodology for Urdu Word Segmentation using Ligature and Word Probabilities

  • Khan, Yunus;Nagar, Chetan;Kaushal, Devendra S.
    • International Journal of Ocean System Engineering
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    • v.2 no.1
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    • pp.24-31
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    • 2012
  • This paper introduce a technique for Word segmentation for the handwritten recognition of Urdu script. Word segmentation or word tokenization is a primary technique for understanding the sentences written in Urdu language. Several techniques are available for word segmentation in other languages but not much work has been done for word segmentation of Urdu Optical Character Recognition (OCR) System. A method is proposed for word segmentation in this paper. It finds the boundaries of words in a sequence of ligatures using probabilistic formulas, by utilizing the knowledge of collocation of ligatures and words in the corpus. The word identification rate using this technique is 97.10% with 66.63% unknown words identification rate.

KEY TECHNIQUES IN DEVELOPMENT OF VEHICLE GLASS DROP DESIGN SYSTEM

  • Liu, B.;Jin, C.N;Hu, P.
    • International Journal of Automotive Technology
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    • v.8 no.3
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    • pp.327-335
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    • 2007
  • A new optimization scheme and some key techniques are proposed in the development of a vehicle glass drop design software system. The key issues of the design system are how to regenerate the glass surface and make the vehicle glass drop down along the glass channels. To resolve these issues, a parameterized model was created at first, in which the optimizing method and Knowledge Fusion techniques were adopted the optimized process was then written into the glass drop design system by coding with C language and UGS/Open Application Programme Interface functions etc. Therefore, the designer or engineer can simulate the process of glass dropping along the channels to assess the potential interference between glass and door accessory by using this software system. All of the testing results demonstrate the validity of the optimizing scheme, and the parametric design software effectively solves the key issues on development of the door accessory package.

Expert System for Selection of Motor with High Efficiency (고효율 모터 선정을 위한 전문가 시스템)

  • Kim, Kwang-Heon;Im, Chae-Kweon;Lee, Jae-Sin
    • Proceedings of the KIEE Conference
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    • 1993.11a
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    • pp.53-55
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    • 1993
  • This paper describes the development of a software that has the man expert knowledge, experience and inference. This software is helpful for selecting the motors and driving systems which are best fit for the applications. Developed software can automatically select the most reasonable motor driving systems, only if a semi-skilled engineer inputs the performance criteria for the applications and mechanical data. Expert system inference engine and knowledge-base are implemented by C programming language. Data-base was implemented from manufacturer's catalogues for DC motors and brushless DC motors. Efficiencies of the various motor driving systems are compared reference on the average efficiency depends on the operating profiles. Developed expert system was tested in various of applications to verify the reliability, quick and easy selecting of the motor driving systems.

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Current Status and Direction of Generative Large Language Model Applications in Medicine - Focusing on East Asian Medicine - (생성형 거대언어모델의 의학 적용 현황과 방향 - 동아시아 의학을 중심으로 -)

  • Bongsu Kang;SangYeon Lee;Hyojin Bae;Chang-Eop Kim
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.38 no.2
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    • pp.49-58
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    • 2024
  • The rapid advancement of generative large language models has revolutionized various real-life domains, emphasizing the importance of exploring their applications in healthcare. This study aims to examine how generative large language models are implemented in the medical domain, with the specific objective of searching for the possibility and potential of integration between generative large language models and East Asian medicine. Through a comprehensive current state analysis, we identified limitations in the deployment of generative large language models within East Asian medicine and proposed directions for future research. Our findings highlight the essential need for accumulating and generating structured data to improve the capabilities of generative large language models in East Asian medicine. Additionally, we tackle the issue of hallucination and the necessity for a robust model evaluation framework. Despite these challenges, the application of generative large language models in East Asian medicine has demonstrated promising results. Techniques such as model augmentation, multimodal structures, and knowledge distillation have the potential to significantly enhance accuracy, efficiency, and accessibility. In conclusion, we expect generative large language models to play a pivotal role in facilitating precise diagnostics, personalized treatment in clinical fields, and fostering innovation in education and research within East Asian medicine.

A Study on the Development of Computer Aided Die Design System for Lead Frame, Semiconductor (반도체 리드 프레임의 금형설계 자동화 시스템 개발에 관한 연구)

  • Choe, Jae-Chan;Kim, Byeong-Min;Kim, Cheol;Kim, Jae-Hun;Kim, Chang-Bong
    • Journal of the Korean Society for Precision Engineering
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    • v.16 no.6
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    • pp.123-132
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    • 1999
  • This paper describes a research work of developing computer-aided design of lead frame, semiconductor, with blanking operation which is very precise for progressive working. Approach to the system is based on the knowledge-based rules. Knowledge for the system is formulated from pasticity theories, experimental results and the empirical knowledge of field experts. This system has been written in AutoLISP on the AutoCAD using a personal computer and in I-DEAS Drafting Programming Language on the I-DEAS Master Series Drafting with Workstation, HP9000/715(64). Transference of data between AutoCAD and I-DEAS Master Series Drafting is accomplished by DXF(drawing exchange format) and IGES(initial graphics exchange specification) methods. This system is composed of five modules, which are input and shape treatment, production feasibility check, strip-layout, data-conversion and die-layout modules. The process planning and Die design system is designed by considering several factors, such as complexities of blank geometry, punch profiles, and the availability of a press equipment and standard parts. This system provides its efficiecy for strip-layout, and die design for lead frame, semiconductor.

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A Construction Agent-based Design Environment using a Network (네트워크를 이용한 에이젼트 기반 설계 환경 구축)

  • 안상준;이수홍
    • Proceedings of the Korean Society of Precision Engineering Conference
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    • 1995.10a
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    • pp.697-701
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    • 1995
  • The network encironment includes a number of autonomous agents which are widely distributed, have different platforms, and change very dynamically. The information system operated on this environment must solve some basic problems; restrictive client-server models, heterogeneous systems, and intellignet agents. We are using KQML for knowledge management. Java language provides solutions against a strong server dependency and a heterogenous troubles. We introduce KQML as an agent communication language and JATLite as a java agent template. these increase an efficiency of communication on network and enable us to use resources distributed in world wide web. Also, we describe a new agent system architecture and implement it through an example scenario

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Part-of-Speech Tagging Using Complemental Characteristics of Linguistic Knowledge and Stochastic Information (언어 지식과 통계 정보의 보완적 특성을 이용한 품사 태깅)

  • Lim, Heui-Seok;Kim, Jin-Dong;Rim, Hae-Chang
    • Annual Conference on Human and Language Technology
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    • 1997.10a
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    • pp.102-108
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    • 1997
  • 기존의 품사 태깅 방법에서 독립적으로 사용해온 언어 지식과 통계 정보는 품사 태깅의 정확도와 처리 범위의 향상을 위해서 상호 보완적인 특성을 갖는다. 이에 본 논문은 언어 지식과 통계 정보의 보완적 특성을 이용한 규칙 우선 직렬 품사 태깅 방법을 제안한다. 제안된 방법은 언어 지식에 의한 품사 태깅 결과를 선호함으로써 규칙 기반 품사 태깅의 정확도를 유지하며, 언어 지식에 의해서 모호성이 해소되지 않은 어절에 통계 정보에 의한 품사 태깅 결과를 할당함으로써 통계 기반 품사 태깅의 처리 범위를 유지한다. 또한, 수정 언어 지식에 의해 태깅 결과의 오류를 보정함으로써 품사 태깅의 정확도를 향상시킨다. 약 2만 어절 크기의 외부 평가 코퍼스에 대해 수행된 실험 결과, 규칙 우선 직렬 품사 태깅 시스템은 통계 정보만을 이용한 품사 태깅의 정확도보다 32.70% 향상된 95.43%의 정확도를 보였다.

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Phonetic Transcription Rules and Quantitative Analysis of Phoneme Distribution in French

  • Bae, Hee-Sook;Yun, Young-Sun;Oh, Yung-Hwan
    • Speech Sciences
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    • v.9 no.1
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    • pp.149-171
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    • 2002
  • After establishing the rules for the phonetic transcription in French, quantitative analysis on the given text, Waiting for Godot, is performed. Analyzing the text by investigating the influence of phoneme distribution is very interesting in the phonostylistic point of view. Since the phonetic transcription rules are useful for its automation, the rules are carefully established in this paper. From the results of the phonetic transcription, we can investigate the distribution of individual phonemes and the different phoneme groups between dialogues and scenery indications for various characters.

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Query Expansion based on Knowledge Extraction and Latent Dirichlet Allocation for Clinical Decision Support (의학 문서 검색을 위한 지식 추출 및 LDA 기반 질의 확장)

  • Jo, Seung-Hyeon;Lee, Kyung-Soon
    • Annual Conference on Human and Language Technology
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    • 2015.10a
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    • pp.31-34
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    • 2015
  • 본 논문에서는 임상 의사 결정 지원을 위한 UMLS와 위키피디아를 이용하여 지식 정보를 추출하고 질의 유형 정보를 이용한 LDA 기반 질의 확장 방법을 제안한다. 질의로는 해당 환자가 겪고 있는 증상들이 주어진다. UMLS와 위키피디아를 사용하여 병명과 병과 관련된 증상, 검사 방법, 치료 방법 정보를 추출한다. UMLS와 위키피디아를 사용하여 추출한 의학 정보를 이용하여 질의와 관련된 병명을 추출한다. 질의와 관련된 병명을 이용하여 추가 증상, 검사 방법, 치료 방법 정보를 확장 질의로 선택한다. 또한, LDA를 실행한 후, Word-Topic 클러스터에서 질의와 관련된 클러스터를 추출하고 Document-Topic 클러스터에서 초기 검색 결과와 관련이 높은 클러스터를 추출한다. 추출한 Word-Topic 클러스터와 Document-Topic 클러스터 중 같은 번호를 가지고 있는 클러스터를 찾는다. 그 후, Word-Topic 클러스터에서 의학 용어를 추출하여 확장 질의로 선택한다. 제안 방법의 유효성을 검증하기 위해 TREC Clinical Decision Support(CDS) 2014 테스트 컬렉션에 대해 비교 평가한다.

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