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이인행 ( In-haeng Lee ),김지연 ( Ji-yeon Kim ),최종욱 ( Jong-uk Choi ),고바라다 ( Ba-ra-da Koh ),정보람 ( Bo-ram Jung ),박재성 ( Jae-sung Park ),나호명 ( Ho-myoug Na ),김용환 ( Yong-hwan Kim ) 한국동물위생학회 2018 한국동물위생학회지 (KOJVS) Vol.41 No.2
This study was carried out to investigate the prevalence of honeybee (Apis mellifera) diseases in Gwangju area. From November 2016 to August 2017, 89 samples were collected from 33 apiculture farms and reverse transcriptase-polymerase chain reaction (RT-PCR), polymerase chain reaction (PCR), and real time PCR were conducted. 14 infectious pathogens, including seven viruses, two bacteria, three fungi, and two parasites, were investigated from random apiculture farms in Gwangju. The percentage of infectious pathogens were as follows: Stonebrood (76.4%), Deformed wing virus (51.7%), Nosema (27.0%) in PCR and RT-PCR. This result indicated that Stonebrood was most prevalent disease in Gwangju area. And we could get similar results from real time PCR. 84.8% of farms have more than two of infectious pathogens. Stonebrood and Deformed wing virus were major diseases in almost all seasons and Black queen cell virus disease was especially prevalent in May.
표면결함검사에서 SIFT, SURF, HOG 영상의 특징에 관한 연구
전영민(Young-Min Jeon),이인행(In-Haeng Lee),배근빈(Keun-Bin Bae),지홍근(Hong-Geun Ji),배유석(You-Seok Bae) 한국컴퓨터정보학회 2019 한국컴퓨터정보학회 학술발표논문집 Vol.27 No.1
논문에서는 스마트 공장 시스템의 표면 결함 검사 시에 영상의 특징인 SIFT, SURF, HOG 특징들을 이용하여 표면 결함 검출에 활용하는 연구를 다루었습니다. 먼저 SIFT, SURF, HOG 특징에 대하여 소개하고 실험에서 이 특징들이 사용될 수 있음을 결과를 통해 보였습니다.
전자교환시스템 설계의 시험 지원 도구 구현에 관한 연구
李仁行,金寅洙,梁海權 群山大學校自然科學硏究所 1989 自然科學硏究 Vol.4 No.-
This paper presents the design, implementation and operations of the interactive information management system, STI²MS, supporting particular for the system-level testing phase which accounts for up to 50% of the man-months of the total system development phase. The system-level testing process is performed to correspond to the results of the design process. The preparation and analysis of the system-level testing process are jointly executed by the electronic switching system. Therefore, a well-designed support environment which integrates the system-level testing activities and the relevant facilities with an information database is being developed. Thus, we developed the test information management facility, STI²MS, which has the following properties and is possible to run on SUN-3/260(UNIX 4.3BSD) workstation system. ·Interactive man-machine interface ·Information change history management ·Hangul data processing ·Based on Troll/USE relational database management system ·Various output forms generation
이인행,이이 忠北大學校 農業科學硏究所 2012 農業科學硏究 Vol.28 No.2
Cigarette is a kind of favorite product for nicotine inhalation. In the smoke of cigarette, there are 44 kind of known harmful ingredient and they cause various injury for the smokers. Therefore, many smokers tried to stop smoking and they developed many kind of cigarette substitute. Tobacco companies reduce the nicotine inhalation by adding low nicotine material to the cigarette manufacturing or by punching holes to the cigarette paper and direct adding fresh air to the inhaled smoke. Low nicotine tobacco plant could be developed by selection from natural Nicotiana species, mutation, antisence transformation, RNAi transformation, and homologous recombination. Putrescine N-methyltransferase (PMT) and quinolinate phospho-ribosyltransferase (QPT) could be used for the target points of the modification
새로운 서비스를 위한 ISDN 사용자부의 기능 분리에 관한 연구
李仁行,金寅洙,梁海權 群山大學校自然科學硏究所 1989 自然科學硏究 Vol.4 No.-
ISDN User Part(ISUP) is a defined signalling information control function required a setup/release/supervisor control of circuit-switched calls, and made by monolithic structure(Single level : CCS level 4). A new type of ISDN User Part is hot issues recently. It is possible that it should have minimum impact on the control signalling system and should be modular and structured, against for circuit-switched using new services and broadband ISDN services as a packet mode service and a multimedia call. This paper describes the traditional Monolithic ISUP and the new design concept, the Separated ISUP.
ATM망에서 축약 분산 기억 장치를 사용한 호 수락 제어(II)
권희용,송승준,최재우,이인행,황희융 안양대학교 자연과학연구소 1998 自然科學硏究 Vol.5 No.1
본 논문에서는 축약 분산 기억 장치(Sparse Distributed Memory, SDM)를 사용한 신경망 호 수락 제어(Call Admission Control, CAC)를 제시한다. 호 수락 제어는 ATM 망 트래픽 제어의 핵심 요소이다. 이것은 ATM 네트워크 환경의 다양한 변화와 빠른 변화에 적응적이어야 한다. 기존의 ATM 호 수락 제어 방식은 가능한 모든 망 분석을 요구한다. 따라서 최적의 설계는 어렵다. 최근 신경망 방식이 이러한 문제를 해결하기 위해서 도입되었다. 그러나 이것 역시 적응적 제어를 제공하지 않았다. 이것은 부가적인 학습 데이터 테이블과 학습 기간을 요구하였기 때문이다. 우리는 CAC 기능 구현에 더 현실적인 SDM을 기반으로 한 신경망 호 수락 제어 방법을 제안하고, 이것을 기존의 신경망 호 수락 제어 방법과 비교했다. 제안된 방식은 급격한 변화에 적응적인 호 수락 제어를 제공한다. 실험 결과 SDM은 별도의 학습 테이블과 싸이클을 필요로 하지 않아, 빠른 적응력과 안정성을 가짐을 확인할 수 있었다. In this paper, we propose a Neural Call Admission Control(CAC) method using a Sparse Distributed Memory(SDM). CAC is a key technology of ATM network traffic control. It should be adaptable to the rapid and various changes of the ATM network environment. Conventional approach to the ATM CAC requires network analysis in detail in all cases. So, the optimal implementation is said to be very difficult. Therefore, neural approach have recently been employed. However, it does not meet the adaptability requirements. Because it requires additional learning data tagles and learning phase during CAC operation. We have proposed a neural network CAC method based on SDM that is more actual than conventional approach to apply it to CAC. We compared it with previous neural network CAC method. It provides CAC with good adaptability to manage changes. Experimental results show that it has rapid adaptbility and stability without additional learning table or learning phase.