• Title/Summary/Keyword: Classification theory

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A syudy on the correlativity of EAV (Electroacupuncure acc.Voll)'s measurement and symptoms of a disease (EAV의 측정치(測定値)와 병증유형(病症類型)의 상관성(相關性)에 관(關)한 연구(硏究))

  • Han, Ju-Seok;Song, Il-Byung
    • The Journal of Internal Korean Medicine
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    • v.15 no.2
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    • pp.383-417
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    • 1994
  • By making use of the EAV(Electroacupuncture acc. Voll) combined meridian theory of oriental medicine with electronics which was contrived to recognize the physiological and pathological changes of human body, the following conclusions were made in comparison with EAV measurements and types of symptoms(anxiety & headache, fatigue, palpitation, dizzness, abdominal distension. nausea, gastric disturbance. constipation & diarrhea, fatty liver, cva), QSCC, and blood type test. 367 patients including 124 with nervous gastrointestinal problems were selected for this research. 1. From the point of variance of the tested patients 124 nervous gastrointestinal patients, Liver meridian and Spleen meridian showed hyperenergia and Large intestine meridian, Circulation meridian, Triple warmer meridian showed hypoergia 2. In each symptom as the nervous gastrointestinal symptom Liver meridian showed hyperenergia, Large intestine meridian, Circulation meridian and Triple warmer meridian showed hypoergia . 3. In an objective comparison with other symptoms, firstly among the headache & anxiety group left Gall Bladder, Triple warmer and Stomach meridian showed remarkable hypoergia, secondly among fatigue group showed hypoergia in Triple warmer meidian and hyperenergia of Stomach meridian. and thirdly among palpitation group showed hypoergia of Kidney meridian, and lastly among dizzness group showed hypoergia of Gall Bladder, Stomach, Circulation and Small intestine meridian. 4. All of gastric disturbance, nausea, abdominal distention, constipation and diarrhea group showed hyperenergia in Stomach meridian and Spleen meridian. gastric disturbance group showed remarkably hypoergia in Circulation. Small intestine, Lung and Large intestine meridian. Nausea group showed hypoergia in Gall bladder and Urinary bladder meridian. Abdominal distenton group showed hypoergia of Large intestine. Constipation and diarrhea group showed hypoergia of Kidney and left Circulation meridian. 5. Fatty liver group showed hyperenergia of Liver meridian of 83.3%, Gall Bladder, Stomach and Spleen meridian. Urinary bladder and Kidney meridian showed hypoergia 6. CVA group showed hyperenergia in Liver and Circulation meridian. 7. Blood type in typical classification had no significant bearings on each other. 8. QSCC for the attempt of objective materials of constitutional diagnosis had no correlativity in comparison with EAV measurements. In conclusion EAV is thought be used as a diagnostic method in oriental medicine and further research is needed regarding it can be used as a useful method for verifying the characteristics and early finding of symptoms.

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Process Fault Probability Generation via ARIMA Time Series Modeling of Etch Tool Data

  • Arshad, Muhammad Zeeshan;Nawaz, Javeria;Park, Jin-Su;Shin, Sung-Won;Hong, Sang-Jeen
    • Proceedings of the Korean Vacuum Society Conference
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    • 2012.02a
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    • pp.241-241
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    • 2012
  • Semiconductor industry has been taking the advantage of improvements in process technology in order to maintain reduced device geometries and stringent performance specifications. This results in semiconductor manufacturing processes became hundreds in sequence, it is continuously expected to be increased. This may in turn reduce the yield. With a large amount of investment at stake, this motivates tighter process control and fault diagnosis. The continuous improvement in semiconductor industry demands advancements in process control and monitoring to the same degree. Any fault in the process must be detected and classified with a high degree of precision, and it is desired to be diagnosed if possible. The detected abnormality in the system is then classified to locate the source of the variation. The performance of a fault detection system is directly reflected in the yield. Therefore a highly capable fault detection system is always desirable. In this research, time series modeling of the data from an etch equipment has been investigated for the ultimate purpose of fault diagnosis. The tool data consisted of number of different parameters each being recorded at fixed time points. As the data had been collected for a number of runs, it was not synchronized due to variable delays and offsets in data acquisition system and networks. The data was then synchronized using a variant of Dynamic Time Warping (DTW) algorithm. The AutoRegressive Integrated Moving Average (ARIMA) model was then applied on the synchronized data. The ARIMA model combines both the Autoregressive model and the Moving Average model to relate the present value of the time series to its past values. As the new values of parameters are received from the equipment, the model uses them and the previous ones to provide predictions of one step ahead for each parameter. The statistical comparison of these predictions with the actual values, gives us the each parameter's probability of fault, at each time point and (once a run gets finished) for each run. This work will be extended by applying a suitable probability generating function and combining the probabilities of different parameters using Dempster-Shafer Theory (DST). DST provides a way to combine evidence that is available from different sources and gives a joint degree of belief in a hypothesis. This will give us a combined belief of fault in the process with a high precision.

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Effects on the Thermal Changes of Hap-Kok(LI4) and Chun-Choo(ST25) Following Acupuncture on Hap-Kok(LI4) in Man (합곡(合谷)(LI4) 자침(刺鍼)이 합곡(合谷)(LI4)과 천추(天樞)(ST25) 영역(領域) 온도변화(溫度變化)에 미치는 영향(影響))

  • Sohn, In-Chul;Kim, Dong-Min;Kim, Jae-Hyo;Kim, Kyung-Sik;Lee, Ho-Seop
    • The Journal of Korean Medicine
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    • v.19 no.1
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    • pp.66-88
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    • 1998
  • This study was performed from March to September 1997 on 95 healthy students to observe the effects of acupuncture at Hap-kok (LI4) according to the meridian and qi-xue(氣血) phenomenon of oriental medicine's theory. Skin temperature on the Hap-kok (LI4) and Chun-Choo (ST25) were measured by D. 1. T. I. (Digital Infrared Thermograph Imaging) before acupuncture stimulation and 1min, 10 min after acupuncture stimulation. 1. In healthy students, the left and right mean temperature of LI4 and ST25 was $29.04\;^{\circ}C,\;29.12\;^{\cir}C\;and\;30.29\;^{\circ}C,\;30.22\;^{\circ}C$ respectively. 2. In control group, the time dependent changes for 10 min of LI4 and ST25 were $-0.32\;^{\circ}C,\;-0.36\;^{\circ}C\;and\;-0.5\;^{\circ}C,\;-0.46\;^{\circ}C$ respectively, however, the thermal differences of both sides LI4 and ST25 were not changed for 10 min. 3. In acupuncture stimulation of both sides LI4, the time dependent changes of ST25 were $-0.13\;^{\circ}C,\;-0.06\;^{\circ}C$, and the thermal differences of both sides ST25 were reduced, but not changed significantly. In acupuncture stimulation of right side LI4, the time dependent changes of LI4 were $-0.1\;^{\circ}C,\;-0.32\;^{\circ}C$ respectively, and the thermal differences of both sides LI4 were increased more than control, but not significantly. Also, that of ST25 were changed by $-0.69\;^{\circ}C,\;-0.63\;^{\circ}C$ respectively, but not significantly. 4. In acupuncture stimulation group, it was classified following the thermal differences of both sides LI4 and ST25, and the effects of acupuncture were observed by changes of classification. The acupuncture of both sides LI4 results in temperature of the left side ST25 to be high after acupuncture. The acupuncture of right side LI4 results in increased ratio of the left side higher than right LI4. The above results indicates that D. I. T. I. was a useful method to observe follow-up the effects and changes by acupuncture stimulation on objective evaluation of phenomenon for the meridian system. Thus, acupuncture on LI4 affects to thermal changes of ST25 and LI4, but exact examination of thermal changes on ST25 will have to be.

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A Study on Functions and Present Situation of Subject Specialists for Information Services in Korean College and University Libraries (한국의 대학도서관 정보서비스에 있어서 주제전문사서의 현황과 기능에 관한 조사연구)

  • Han, Sang-Wan
    • Journal of the Korean Society for information Management
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    • v.3 no.2
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    • pp.42-74
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    • 1986
  • The objective of the study is to search for a theoretical and practical solution for the question "what is the most effective and Qualitative method of information service for the college and university libraries in Korea." Assuming the maximum service, or total service theory in information services, it needs the subject specialist who has highly qualified in his subject. This research adapted the survey method by questionnaire to the reference/information librarian who worked in college and university libraries, 159 librarians returned the questionnaires. By the analysis of this questionnaires, the following major results were found: 1. There were only 7.6% who could be called as subject specialist in Korean college and university libraries. 2. The subject specialist system is necessary to enhance the Information services in college and university libraries. 3. The major functions of subject specialists are information services In given subject fields; to prepare the bibliographies, guides, reading lists, indexes and abstracts; distribution of information and current awareness services; well balanced collection developments; liaison function between academic departments, students and faculty members; formal and informal lecture on the use of the library and the resources; and the cataloging and classification. 4. The best library and information education system is the graduate level study which is offering the M.L.S. or M.S. of library and information science with the emphasis on the study of subject background. 5. They will establish the faculty status for academic librarian by the development of subject specialist system in college and university libraries in Korea.

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GIS-Based Suitability Assessment Plan of Coastal Zoning System (GIS 기반 연안 용도해역 적성평가 방안)

  • Lee, Geun-Sang;Lim, Seung-Hyeon
    • Journal of the Korean Association of Geographic Information Studies
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    • v.16 no.2
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    • pp.75-87
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    • 2013
  • This study developed a GIS-based suitability assessment model of coastal zoning system that is needed in the substantial classification of coastal zoning system according to the establishment of law about coastal zoning system. First, this study investigated several kinds of regulations, GIS database and application system related coastal area. Also, grid data model was selected as the GIS analytical model for calculating items of suitability assessment of coastal zoning system. And Grid-based analytical method was suggested for calculating items composing of sea and spatial location characteristics including physical one. Critical values of items were presented using standards that were suggested in coastal regulations and land suitability assessment. Especially, this study presented a calculation method of continuous pattern as fuzzy set function for reflecting the characteristics of GIS data. And this study classified the suitability grade using Z-score and developed model designating coastal zone as conservation management priority, utilization management priority, and planning management priority. This study is judged that very efficient business performance is possible if we consider the spatial coverage of study area and GIS database when the suitability assessment model of coastal zoning system that is suggested in this study, is applied to business works.

The Analysis of Japanese Public Libraries' Characteristics by Types: Focused on the Consideration of Liaison Between Service Contents and Service Space (일본 공립도서관의 유형별 특성 분석 - 서비스내용과 서비스공간의 연계적 고찰을 중심으로 -)

  • Jung, A-Young
    • Journal of the Korean BIBLIA Society for library and Information Science
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    • v.23 no.2
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    • pp.171-185
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    • 2012
  • This study takes note on the need for the consideration of the relationship between the service contents and service space which libraries provide, since at the moment the demands of library users, purpose of using it, etc. gradually become varied. In this study, type classification of public libraries was done focused on the relationship between service contents and service space, targeting Japanese public libraries. Through linking approach between service contents and service space, the analysis of Japanese public libraries' characteristics and type characteristics could be captured. This study has ultimately aimed to prepare for the basic data which will help Korean public libraries to make connection between service contents and service space in the future. The collected service contents and service space had been analyzed by multi-dimensional data analysis methods such as the "Quantification Theory Analysis Type III" and "Cluster Analysis". After characters of libraries were analyzed, the findings of this study show the views such as "the field of information provided, the method of information provision, and the object of service provision." And types of 44 libraries are classified into those which have 6 kinds of characteristics as follows : (1) group-oriented libraries which provide the jobs and employment information, (2) libraries which provide the jobs and employment information through the counselling space, (3) individual-oriented libraries which provide the information of education-related fields, (4) group-oriented libraries which provide the information of education-related fields, (5) libraries which provide information focusing on the counselling space, (6) individual-oriented libraries which focused on the service provision.

A study on the correlativity of EAV (Electroacupuncure acc.Voll)'s measurement and symptoms of a disease (EAV의 측정치(測定値)와 병증유형(病症類型)의 상관성(相關性)에 관(關)한 연구(硏究))

  • Han, Ju Seok;Song, Il Byung
    • Journal of Sasang Constitutional Medicine
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    • v.7 no.1
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    • pp.43-67
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    • 1995
  • By making use of the EVA(Electroacupuncture acc. Voll) combined meridian theory of oriental medicine with electronics which was contrived to recognize the physiological and pathological changes of human body, the following conclusions were made in comparison with EAV measurements and types of symptoms(anxiety & headache, fatigue, palpitation, dizzness, abdominal distension, nausea, gastric distubance, constipation & diarrhea, fatty liver, CVA), QSCC, and blood type test. 367 patients including 124 with nervous gastrointestinal problems were selected for this research. 1. From the point of variance of the tested patients 124 nervous gastrointestinal patients, Liver meridian and Spleen meridian showed Hyperenergia and Large intestine meridian, Circulation meridian, Tripe warmer meridian showed hypoergia. 2. In each symptom as the nervous gastrointestinal symptom Liver Meridian showed hyperenergia, Large intestine meridian, Circulation meridian and Triple warmer meridian showed hypoergia. 3. In an objective Comparison with other symptoms, firstly among the headache & anxiety group left Gall Bladder, Triple warmer and Stomach meridian showed remarkable hypoergia, secondly among fatigue group showed hypoergia in Triple warmer meridian and hyperenergia of Stomach meridian, and thirdly among palpitation group showed hypoergia of Kidney meridian, and lastly among dizzness group showed hypoergia of Gall bladder, Stomach, Circulation and Small intestine meridian. 4. All of gastric distubance, nausea, abdominal distention, constipation and diarrhea group showed hyperenergia in Stomach meridian and spleen meridian, gastric disturbance group showed remarkably hypoergia in Circulation, Small intestine, Lung and Large intestine meridian, Nausea group showed hypoergia of large intestine, Constipation and diarrhea group showed hypoergia of Kidney and left Circulation meridian. 5. Fatty liver group showed hyperenergia of Liver meridian of 83.3%, Gall Bladder, stomach and Spleen meridian, Urinary bladder and Kidney meridian showed hypoergia. 6. CVA group showed hyperenergia in Liver and Corculation meridian. 7. Blood type in typical classification had on signigicant bearings on each other. 8. QSCC for the attempt of objective materials of constitutional diagnosis had no correlaticity in comparison with EAV measurements. In conclusion EAV is thought be used as a diagnostic method in oriental medicine and further research is needed regarding it can be used as useful method for verifying the characteristics and early finding of symptoms.

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The Study of Verification Bi-Digital O-Ring Test by gaugus (계측기(計測器)를 이용(利用)한 O-Ring Test법(法)의 검증(檢證)에 관(關)한 연구(硏究))

  • Kim, Jong-Ryol;Kim, Dal-Rae
    • Journal of Sasang Constitutional Medicine
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    • v.7 no.1
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    • pp.69-101
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    • 1995
  • Using Bi-Digital O-Ring Test which was developed by Ohmura Toshiaki, constitution classification by the vegetables' was measured by various muscle power measurement meters and the results are as follow : 1. Pinch guage (Model : pc5030HPG, Japan) is the guage to measure finger power between the thumb and second finger, Grip Strength Dynamometer (Model : T.K.K. 5101, Japan) is to measure the hand power (hand dynamometer), Back Strength dynamometer (Model : T.K.K. 5102, Japan)is to measue back muscle strength, Vertical Jump Meter (Model : T.K.K. 5106, Japan) is to measure the height of jump. The above guages were used and its result found that the radish, potato, carrot and cucumber can influence to the muscle strength was not true. 2. When the physical constitution is distinguished vy the O-Ring Test method, Taeyangin's rate appeared as average 21% although it was insistedthat there will be only 0.03-0.1%. This means that the influence power of vegetable doest not appear according to the physical constitution but it appears accidently according to the examinee's emotion about the material such as vegetable etc. as favor or unfavor. 3. It was found that the result of O-Ring Test is the same at any time and at any place was not true. there is no reemergence character. 4. The import of O-Ring Test method to the physical discriminatio disregarded that the mental facor influences absolutely to the physical heath in the ideological physical constitution medicla science. 5. 'O-Ring Test method is a objective judgement method'. is wrong judgement. As you see on the above result, Bi-Digital O-Ring Test set the changeable voluntary muscle as the standard of the judgement, that was first mistake logically, second in spite of leass influence of mental influence by the examiner and examinee than the vegetable discrimination influence, the test disregarded the influence. Thire, only grasp of some material on hand can influence to the voluntary was a wrong theory disregarding the physiology. Finally the misunderstaning his subjective view as an objective view in spite of examiner and examinee's strong influence. Therefore such kind of physical descrimination method must be sublated.

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Evaluation of Weathering Intensity and Strength Parameter for Weathered Granite Masses (I) (화강 풍화암의 풍화도 및 강도정수의 평가 (I))

  • 이종규;장서만
    • Journal of the Korean Geotechnical Society
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    • v.19 no.2
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    • pp.227-236
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    • 2003
  • The evaluation of the reliable strength and deformation characteristics of weathered granite masses is very important for the design of geotechnical structure under working stress conditions. Various types of laboratory test such as triaxial compression test can be performed to determine the strength parameters. However, it is very difficult to obtain the representative undisturbed samples on the site and also the rock specimen cannot represent rock mass including discontinuities, fracture zone, etc. This study aims to investigate the strength and deformation characteristics of granite masses corresponding to its weathering and develop a practical strength parameter evaluation method using the results of PMT. To predict weathering intensity and strength parameters of the weathered granite masess in the field, various laboratory tests and in-situ tests including field triaxial test and PMT are carried out. Based on the results of weathering index tests, the classification method is proposed to identify the weathering degree in three groups for the weathered granite masses. Using the analytical method based on the Mohr-Coulomb failure criteria and the cavity expansion theory, the strength parameters of rock masses were evaluated from the results of PMT. It shows that weathering intensity increases with decreasing the strength parameters exponentially. The strength parameters evaluated with the results of PM almost coincide with the results of field triaxial test.

Analysis of the Design Style of the Fastback in Automobile Exterior Design (자동차 외관 디자인의 패스트백 디자인 스타일 분석)

  • Long, Jiang;Kim, Myong-Soo
    • Journal of the Korea Convergence Society
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    • v.11 no.9
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    • pp.109-115
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    • 2020
  • With the continuous development of automobile design industry, fastback design style has become the main popular trend of automobile appearance design, and it has an important impact on the future automobile appearance design. This study summarizes the basic rules and characteristics of the design style base don combing, analyzing and verifying the data of the fastback design style. It provides the necessary basic research for the better application of the fastback design style in the future automobile design. Firstly, through the literature research method to sort out and analyze the de finition, origin and history of fastback design style. Secondly, through the comparative study, the author compares and analyzes the characteristics, advantages and disadvantages of the fastback design style and the step back design style. Thirdly, through case analysis, it studies the classification and characteristics of fastback design style. Finally, this paper summarizes the influence of the fastback design style on the future automobile appearance design, and the specific design methods. Forecasts the development trend of fastback design style in the field of automobile exterior design in the future. Through this research, we sorted out the related historical development of fastback design and the characteristics and advantages of fastback design style (from the perspective of functionality, economy and aesthetics).The fastback design style has formed a more systematic research theory, which provides basic research materials for future fastback design research. In the next stage, this study will be further subdivided, focusing on the different design features of different automobile manufacturers which subdivide the fastback design style into different design features according to their own needs.