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측두하악 증후군에 대한 침치료 군과 추나치료 군의 임상적 고찰
김태수,김창연,이기하,엄태웅,정영훈,고영탁,Kim, Tae-Soo,Kim, Chang-Yun,Lee, Ki-Ha,Um, Tae-Woong,Jung, Yung-Hoon,Kho, Yung-Tak 척추신경추나의학회 2006 척추신경추나의학회지 Vol.1 No.1
Objectives : The purpose of study was to compare and analyze the effects of the distance Acupuncture and the Chuna on Temporomandibular Disorder. Methods : Clinical studies were done on 31 patients who were treated with Temporomandibular Disorder at Dept. of Acupuncture & Moxibusition of Hospital of Ha-na Oriental Medicine from May 23 2005 to Apr 30 2006. Subjects were divided Into two group, Distance acupuncture group and Chuna group. In Distance acupuncture group, we treated patients with Wijungyug(胃正格) or Damjungyug(膽正格). In Chuna group, we treated patients with Distraction & Translation technique. For evaluating Function of Temporomandibular joint of Patients, we use the Modified Craniomandibular Index(mCMI) before treatment and after 6th treatment. Results : In Mandibular Movement(MM) of patients, the patients of Acupuncture Group were more effective than Chuna group. In TMJ noise(TN) of patients, the patients of Chuna Group were more effective than Acupuncture group. Conclusions : The Distance acupuncture may be better effect on Mandibular Movement and The chuna maybe better effect on TMJ noise.
전거레코드 표목의 구조화 연구 - 인명과 단체명 전거레코드의 표목을 중심으로 -
김태수,김이겸,이혜원,김용광,박지영,Kim, Tae-Soo,Kim, Lee-Kyum,Lee, Hye-Won,Kim, Yong-Kwang,Park, Zi-Young 한국과학기술정보연구원 과학기술정보센터 2009 Journal of Information Science Theory and Practice Vol.40 No.3
본 연구에서는 기존의 전거제어 방식의 단점을 보완할 수 있는 표목의 구조화 방안을 제시하고자 하였다. 먼저 표목의 연결 구조를 전거형식과 그 이형을 참조로 연결하는 구조에서 동등한 접근점 간의 연결 구조로 개선하였으며, 전거형식 대신 전거제어번호를 식별기호로 도입하는 방안을 고려하였다. 그리고 동명이인이나 동명이단체의 식별을 위해 관련 저작정보를 제시하는 등 추가 식별정보를 제시하였으며, 전거데이터 표기체계를 기술하여 전거데이터의 교환과 공유를 촉진시키는 데 활용하도록 하였다. 또한 이 연구에서 제시한 표목의 구조화 방식을 적용하여 전거레코드를 작성하기 위한 전거시스템을 구축하였다. 그 결과, 대표형식을 선정하는 데 있어서의 어려움이 있었던 기존의 방식과 달리 전거형식을 폐지해도 전거레코드의 작성 및 유지에 어려움이 없으며, 전거레코드의 식별과 교환 측면이 강화되었음을 확인하였다. This study aims to suggest some idea for construction of headings in authority records to improve conventional method for authority control. The reference structure between established form and other forms was replaced by the link structure based on access points and adopting standard authority numbers was considered. Additional elements such as work information to distinguish homonym and notational system of the headings to promote sharing of authority records were also addressed. Authority records management system was constructed to test structure of headings suggested in this study, too. Through this research, we confirmed that management, identification, and sharing of authority records were considerably improved compared with the conventional authority control system.
End-to-End QoS를 지원하기 위한 이동 멀티캐스트 기법
김태수,이광휘,Kim Tae-Soo,Lee Kwang-Hui 한국통신학회 2005 韓國通信學會論文誌 Vol.30 No.5B
본 논문은 이동 통신망 환경에서 사용자들의 다양한 요구사항을 충족시킬 수 있도록 End-to-End QoS를 제공하기 위한 이동 멀티캐스트 기법을 제안하였다. 투명한 이동성 보장을 위해 빠른 핸드오프 기법을 적용하였다. L2 Mobile Trigger를 이용하여 핸드오프 시 발생하는 지연으로 인한 다량의 패킷 손실을 줄일 수 있도록 하였다. Xcast++에 계층적 개념을 도입하여 확장한 HXcast++를 제안하여 멀티캐스트 전송 경로의 최적화를 제공하고, 빈번한 핸드오프로 인한 멀티캐스트 서비스 유지비용을 줄일 수 있도록 하였다. 핸드오프 시 IGMP Membership Query를 기다림 없이 즉각 그룹에 가입할 수 있는 GMA(Group Management Agent) 기반 그룹 관리 메커니즘을 제안하여 그룹 가입 지연을 줄이고, 탈퇴 지연으로 인한 자원의 낭비를 제거하였다. 그리고 멀티캐스트 트리가 생성되는 동안 발생할 수 있는 패킷 손실은 buffering&forwarding 기법을 이용하여 줄였다. End-to-End QoS 제공을 위해 지역 네트워크에서는 IntServ/RSVP를 사용하고 광역 네트워크에서는 DiffServ를 사용하도록 구성하였다. 그리고 핸드오프로 인한 RSVP의 세션 재 설립 지연을 줄이기 위해 HXcast++ 제어 메시지를 확장하여 PATH 메시지를 요구하도록 하였다. 본 논문에서 제안하는 HXcast++는 이동 통신망 환경에서 End-to-End QoS를 제공하는 멀티캐스트 기법으로서 사용자들의 다양한 요구사항을 충족시킬 수 있는 한 가지 방안이 될 것이다. This paper proposed a mobile multicast technique to satisfy end-to-end QoS for various user requirements in mobile network environment. In order to provide seamless mobility, fast handoff technique was applied. By using L2 mobile trigger, it was possible to minimize remarkable amount of packet loss by delay occurred during handoff. To provide efficient multicast, concept of hierarchy was introduced to Xcast++, which results in a creation of HXcast++. HXcast++ optimized transfer path of multicast and reduced expensive multicast maintenance costs caused by frequent handoff. Suggestion of GMA (Group Management Agent) mechanism allows joining to group immediately without waiting IGMP Membership query during handoff. GMA mechanism will minimize the delay for group registration process and the resource usage due to delay of withdrawal process. And also use of buffering & forwarding technique minimized packet loss during generation of multicast tree. IntServ/RSVP was used to provide End-to-End QoS in local domain and DiffServ was used in global domain. To minimize reestablishment of RSVP session delay, extended HXcast++ control messages ware designed to require PATH message. HXcast++ proposed in this thesis is defined as multicast technique to provide end-to-end QoS and also to satisfy various user requirements in mobile network environment.
웨이브릿 임계치와 자연관측필터를 이용한 파형의 변곡점 검출
김태수,Kim, Tae-Soo 대한전자공학회 2005 電子工學會論文誌-SP (Signal processing) Vol.42 No.4
가상현실을 이용한 사람의 빠른 움직임을 추출하여 파형으로 나타내는 동작곡선이나 자연계에서 실제로 관측되는 대기 전기변동량과 같은 전자계 신호의 시간 변동량은 매우 복잡하다. 이러한 신호의 관측파형에 대하여 변곡점과 같은 신호의 특징을 정확히 결정하는 것이 중요하다. 잡음이 신호에 중첩될 때 종래의 방법으로는 변곡점의 검출이 어렵다. 본 논문에서는 신호에 잡음이 첨가될 때 웨이브릿 임계치 잡음제거와 정규형 자연관측필터를 적용하여 정확한 변곡점 추출이 가능함을 보인다. The curve of motion indicated to waveform of the fast movement of human extracted using virtual reality or the quantity of time fluctuation of the electromagnetic signal as the quantity of electric fluctuation of the atmosphere is complex. It is important to decide exactly the signal property as the inflection point for the observation signal. When the signal is mixed by noise signal, the traditional method is difficult to detect the inflection point. In this paper the noisy signal is eliminated by wavelet thresholding method and the filter using natural observation theorem is applied. It shows that the inflection point of the signal waveform can be detected exactly.
김태수,김창연,민지연,최영규,강대희,Kim, Tae-Soo,Kim, Chang-Yeon,Min, Ji-Yeun,Choi, Young-Gue,Kang, Dae-Hee 사상체질의학회 2004 사상체질의학회지 Vol.16 No.3
1. Objectives The Purpose of this study was to evaluate whether use of Sasang -Bang with western medication may injury the liver and the kidney function. We clinically studied the change Liver function test and BUN/Cr in patients who were hospitalized in Hana oriental Medical center for more than 1 month. 2. Methods The subjects were 33 patients admitted in Hana Oriental Medical center. All patients had been checked Liver Function Test and BUN/Cr three times every 2 weeks. 3. Results Aspartate Aminotransferase(AST), Alanine Aminotransferase(ALT), Gamma-Glutamyl transferase(GGT), Total billirubin, BUN, Creatine didn't change, compared with previous 2 weeks and 4 weeks. 4. Conclusions This study suggests that even though there are few toxic Sasang-Bang, in general, herbal medications with western medications which are prescribed by oriental medicine doctors should be carefully administered not to hurt liver and kidney function.
김태수,Kim, Tae Soo 한국수학사학회 2014 Journal for history of mathematics Vol.27 No.6
In school mathematics, the logarithmic function is defined as the inverse function of an exponential function. And the natural logarithm is defined by the integral of the fractional function 1/x. But historically, Napier had already used the concept of logarithm in 1614 before the use of exponential function or integral. The calculation of the logarithm was a hard work. So mathematicians with arithmetic ability made the tables of values of logarithms and people used the tables for the estimation of data. In this paper, we first take a look at the mathematicians and mathematical principles related to the appearance and the developments of the logarithmic tables. And then we deal with the confusions between mathematicians, raised by the estimation data which were known as proportional parts or mean differences in common logarithmic tables.
김태수,Kim Tae-soo 한국문헌정보학회 1991 한국문헌정보학회지 Vol.21 No.-
This study reviews the development and change of main entry principle in German cataloging codes, with special emphasis on RAK. With rerard to the functions of catalog, comparison between the traditional title main entry in the Orient and author main entry in the West has been made. The analysis confirms in this study that various criteria in choice of the entries in RAK have been adopted. In case of works where the persons who have played different roles in the works are named on the title page, as well as related works and works of mixed responsibility, the criteria of entry determination are complex and time consuming process and have no absolute value. And there are also various kinds of problems in corporate entries including confirmation of originator(Urheber), choice of either the territorial authority corncerned or corporate bodies as an entry depending on the nature of the publications, and a unique bibliographical situation of treaties. This means the code is absence of absolute value in selecting entries, and this results in adoption of main entry principle which has lost its significance for the purpose of cataloging. With emergence of the ISBD and actualization of automated cataloging, morever, all entries are equal as points of access. It would eliminate the need for personal judgements required in choice of main entry by the present code. In doing so, it would bring uniformity and standardization to cataloging practice. In direct approach to works, title entry is more developed finding device than author entry in cataloging theories. Thus introduction of unit card system beginning with title which is adopted in KCR3 would be desirable, the complicated rules for the choice of entry could be abandoned from cataloging codes. Most of the user studies show that catalog users have placed higher value on the title entry as a finding device and each entry is equal as access points through unit entry. This means that choice of a given entry as a main entry is unnecessary in cataloging codes. Title entry would be a rather simple standard and direct approach for works. This study proves that the traditional title entry of Korea is superior to author main entry in the Western world in cataloging theory. Thus recommendation to be made is that abandonment of author main entry from cataloging codes should be considered in the future.
건축구조용 고성능강(HSA800) 용접 H형단면 기둥의 압축강도에 관한 연구
김태수,이명재,오영석,이강민,김도환,Kim, Tae Soo,Lee, Myung Jae,Oh, Young Suk,Lee, Kang Min,Kim, Do Hwan 한국강구조학회 2012 韓國鋼構造學會 論文集 Vol.24 No.6
최근 구조물의 고층화, 대형화 및 장스팬 활용 등의 요구로 고강도 고성능 재료의 건축물과 교량에의 적용이 증가하는 추세이다. 본 논문은 고성능강의 건축구조용 재료 특성과 고성능강재를 사용한 부재의 설계 기준을 위한 기본적인 연구의 일부이다; HSA800의 재료적 특성은 한국산업표준의 요건과 비교하였다. 용접 H-형 단주의 국부좌굴 거동과 현행 판폭두께비 설계 제한치를 검토 위하여 다양한 판폭두께비 변수를 계획하고, 단축압축실험을 실시하였다. 또한, 유한요소결과로 얻어낸 단주의 좌굴거동을 실험결과와 비교하였고 해석결과가 고성능강 H형 단면 단주의 좌굴거동을 잘 예측하는 것으로 나타났다. Recently, high performance(strength) steels have been utilized to structural materials in buildings and bridges with the demand for high-rise and long-span of main structures. This paper is a series of basic study for the design specification of structural members using high performance steel, material properties of high performance rolled steel building structures; material properties of HSA800 steel was compared with the requirements of Korean Standards(KS) for HSA800. Welded H-shape stub columns with variables of width-to-thickness ratios are planned in order to investigate the local buckling behaviors and check the current design limit of width-to-thickness ratio and uniaxial compressive tests are carried out. In addition, the buckling behaviors of stub columns obtained finite element analysis were compared with those of test results.
페라이트계 스테인리스강 용접접합부의 모재 블록전단파단에 관한 실험적 연구
김태수,Kim, Tae Soo 한국강구조학회 2016 韓國鋼構造學會 論文集 Vol.28 No.5
최근에 스테인리스강의 우수한 연성과 내식성 등의 재료적 특성으로 건축물의 구조용 강재로 적용하기 위한 많은 연구들이 수행되어 오고 있다. 특히, 니켈을 거의 함유하고 있지 않은 페라이트계 스테인리스강은 재료비 측면에서 니켈을 함유하고 있는 오스테나이트계 스테인리스강에 비해 저렴하고 탄소강에 비해서는 월등한 내식성능과 구조성능을 제공하기 때문에 그 사용성이 증대되고 있다. 본 연구에서는 페라이트계 스테인리스강 용접접합부에 있어 용착금속이 아닌 모재 블록전단파단의 구조적 거동을 조사하기 위해 용접길이와 용접방법(아크, 티그)을 변수로 하여 단순인장 실험을 실시하였다. 용접접합부의 블록전단 거동은 용접에 의한 삼축응력효과 때문에 볼트접합부의 블록전단 거동과 상이하며, 현행설계기준식은 이러한 특성을 반영하지 못하고 있다. 티그용접 접합부의 변형능력과 최대내력이 아크용접 접합부보다 높게 나타났고, 현행기준식과 기존연구자에 의해 제시된 내력식에 의한 예측내력과 실험결과 최대내력을 비교 검토하였다. Many researches on the application of stainless steels as structural steels have been performed thanks to their material properties such as superior ductility and corrosion resistance. Ferritic stainless steels(STS430) with little or no nickel have been used increasingly in building structure because it is inexpensive compared to austenitic stainless steels(STS304) with nickel, but provide performances similar to the austenitic stainless steel. This paper deals with block shear fracture behavior of base metal in stainless steel welded connection. Although the block shear fracture behavior for welded connection due to stress triaxiality is different from that of bolted connection, the block shear strength of welded connection in current design specifications has been predicted based on that of bolted connection. The main parameters are weld length and welding process(Arc and TIG welds). The ultimate strengths of TIG welded specimens were higher than those of arc welded specimens and current design predictions by AISC, EC3 etc. were compared with test strengths.
김태수,Kim, Tae-Soo 한국정보통신학회 2009 한국정보통신학회논문지 Vol.13 No.10
본 논문에서 제안하는 잡음제거 방법은 hard 임계치 방법의 문제점을 개선한 제로점의 탄젠트 곡선 보간에 의한 잡음제거 기술이다. 자연계에서 관측되는 대기 전기변동량과 같은 신호의 시간적 변동량이나 가상현실을 이용하여 추출한사람의 빠른 움직임의 동작 곡선 등은 실제로 복잡하다. 따라서 이러한 신호의 관측파형에 대하여 변곡점에 대한 특징을 정확히 결정하는 것이 매우 중요하다. 특히 자연계의 측정 신호는 잡음이 포함되어 있어서 잡음을 제거하고 특징을 추출하는 것이 필요하다. 본 논문에서 제안한 새로운 방식에 의하여 잡음을 제거하고 변곡점을 추출하며 종래의 방식인 hard 임계치에 비하여 잡음지수가 5인 경우의 noise II 변곡점 신호에 대하여 SNR이 3.4dB 개선된 결과를 얻을 수 있음을 보였다. In this paper, the proposed method is a denoising technology by tangent curve interpolation of zero points. The problem of the hard threshold method is improved by the proposed method. The quantity of time fluctuation of the electromagnetic signal as the quantity of electric fluctuation of the natural world or the curve of motion waveform of the fast movement of human extracted using virtual reality is, in fact, complex. Therefore it is important to decide exactly the signal properties as the inflection point for observation signal. In particular, it is necessary to extract the properties after denoising, since the measurement signal of the natural world include some noises. It shows that the noise of the inflection point signal with noise II, noise factor 5, is eliminated by the proposed method, and the result of SNR for the signal is improved 3.4dB than that by the conventional hard threshold.