• Title/Summary/Keyword: Korean text classification

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Clinical Practice Guideline for Soyangin Disease of Sasang Constitutional Medicine: Chest-Heat congested (Hyunggyeok-yeol) Symptomatology (소양인체질병증 임상진료지침: 흉격열병)

  • Park, Hye-Sun;Hwang, Min-Woo;Lee, Eui-Ju
    • Journal of Sasang Constitution and Immune Medicine
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    • v.26 no.3
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    • pp.262-271
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    • 2014
  • Objectives This research was proposed to present Clinical Practice Guideline(CPG) for Soyangin Disease of Sasang Constitutional Medicine (SCM) ; Chest-Heat congested(Hyunggyeok-yeol) Symptomatology. Methods This CPG was developed by the national-wide experts committee consisting of SCM professors. First, collection and organization of literature related to SCM such as Donguisusebowon, Text book of SCM, Clinical Guidebook of SCM and Fundamental research to standardize diagnosis of Sasang Constitutional Medicine was performed. Secondly, journals related to clinical trial or Human complementary medicine of SCM were searched. Finally, 4 articles were selected and included in CPG for Chest-Heat congested(Hyunggyeok-yeol) Symptomatology of Stomach Heat-based Interior Heat disease in Soyangin disease. Results & Conclusions CPG of Chest-Heat congested(Hyunggyeok-yeol) symptomatology in Soyangin disease includes classification, definition and standard symptoms of each pattern. Chest-Heat congested(Hyunggyeok-yeol) symptomatology is classified into mild and moderate pattern by severity. Chest-Heat(Hyunggyeok-yeol) symptomatology Mild pattern is classified into Chest-Heat congested(Hyunggyeok-yeol) initial pattern and Chest-Heat congested(Hyunggyeok-yeol) advanced pattern. And Chest-Heat congested (Hyunggyeok-yeol) moderate pattern is classified into Clear Yang Failure of Stomach(Weguck-cheongyang Bulsagnseung) pattern (Upper wasting-thirst(Sangso) pattern), Clear Yang Failure of Large Intestine (Daejang-cheongyang Bulsangseung) pattern (Middle wasting-thirst (Jungso) pattern).

A Comparative Study on Deep Learning Topology for Event Extraction from Biomedical Literature (생의학 분야 학술 문헌에서의 이벤트 추출을 위한 심층 학습 모델 구조 비교 분석 연구)

  • Kim, Seon-Wu;Yu, Seok Jong;Lee, Min-Ho;Choi, Sung-Pil
    • Journal of the Korean Society for Library and Information Science
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    • v.51 no.4
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    • pp.77-97
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    • 2017
  • A recent sharp increase of the biomedical literature causes researchers to struggle to grasp the current research trends and conduct creative studies based on the previous results. In order to alleviate their difficulties in keeping up with the latest scholarly trends, numerous attempts have been made to develop specialized analytic services that can provide direct, intuitive and formalized scholarly information by using various text mining technologies such as information extraction and event detection. This paper introduces and evaluates total 8 Convolutional Neural Network (CNN) models for extracting biomedical events from academic abstracts by applying various feature utilization approaches. Also, this paper conducts performance comparison evaluation for the proposed models. As a result of the comparison, we confirmed that the Entity-Type-Fully-Connected model, one of the introduced models in the paper, showed the most promising performance (72.09% in F-score) in the event classification task while it achieved a relatively low but comparable result (21.81%) in the entire event extraction process due to the imbalance problem of the training collections and event identify model's low performance.

Video character recognition improvement by support vector machines and regularized discriminant analysis (서포트벡터머신과 정칙화판별함수를 이용한 비디오 문자인식의 분류 성능 개선)

  • Lim, Su-Yeol;Baek, Jang-Sun;Kim, Min-Soo
    • Journal of the Korean Data and Information Science Society
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    • v.21 no.4
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    • pp.689-697
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    • 2010
  • In this study, we propose a new procedure for improving the character recognition of text area extracted from video images. The recognition of strings extracted from video, which are mixed with Hangul, English, numbers and special characters, etc., is more difficult than general character recognition because of various fonts and size, graphic forms of letters tilted image, disconnection, miscellaneous videos, tangency, characters of low definition, etc. We improved the recognition rate by taking commonly used letters and leaving out the barely used ones instead of recognizing all of the letters, and then using SVM and RDA character recognition methods. Our numerical results indicate that combining SVM and RDA performs better than other methods.

An Analysis of the Changes of High School Students' Conceptual Structure about Sedimentary Rocks before and after the Field Trip using the Semantic Network Analysis (언어네트워크분석을 이용한 야외지질학습 전후의 퇴적암에 대한 개념 구조 변화 분석)

  • Park, Kyeong Jin;Chung, Duk Ho;Cho, Kyu Seong
    • Journal of the Korean earth science society
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    • v.34 no.2
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    • pp.173-186
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    • 2013
  • The purpose of the study was to investigate the change of students' conceptual structures about sedimentary rocks through the field trip. A semantic network analysis method was utilized to assess the change. An open-ended questionnaire was developed to assess high school students' knowledge of sedimentary rock including its definition, classification, formation process, and characteristics. Fifteen high school students participated in the field trip of this study. The text data were analyzed using the semantic network analysis method. Results are as follows. First, high school students' conceptual structures about sedimentary rocks were more expanded after the field trip. Second, students' conceptual structures formed a 'small world network' by combining the sub-clusters. Third, the size of students' conceptual structures was decreased after a few month of field trip. Nonetheless, the connection among the clusters remained the same.

Analysis of the misguided practice of recognizing Gymnosperms as flowering plants (나자식물이 꽃피는 식물로 인식되고 있는 잘못된 관행의 분석)

  • Lee, Kyu Bae
    • Korean Journal of Plant Taxonomy
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    • v.44 no.4
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    • pp.288-297
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    • 2014
  • The aim of this study is to analyse misinformation about gymnosperm taxon used for over 57 years, since 1957 when plant biology as a discipline was established in our country. That is, terminologies and descriptions of the reproductive structure (flower) of angiosperms (flowering seed plants) have been incorrectly applied to the reproductive structures (typically cones and pollen grain) of gymnosperms (non-flowering seed plants) by numerous and various media such as text books, dictionaries, and internet websites for plant biology. Thus, these resources have been misleading teachers, students, and other people interested in plant biology in general and taxonomy in particular by describing gymnosperm reproductive structures as if they are the same as angiosperms. Such a practice has an especially adverse effect on plant biology education at all levels of instruction, with teachers and students confused in their understanding of the concept and definition of a flower. In this paper, these incorrect expressions for the reproductive structures of gymnosperms from the various media are analysed and discussed in terms of cladogram, anatomy of reproductive structures, and historical context of classification systems.

The Trend in Clinical Study on Atopic Dermatitis Over the Last 3 Years (아토피 피부염 임상 연구의 최근 3년간 동향)

  • Choi, In-Hwa
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.20 no.3
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    • pp.138-146
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    • 2007
  • Objective : To observe the trend in clinical study on atopic dermatitis(AD) over the last 3 years in order to develop a study methodology of AD in Oriental Medicine. Methods : Using the Pub med on line site; search terms: atopic dermatitis, field as title/abstract, limitation as published in the last 3 years, only items with links to full text, Humans, Clinical Trial, English. I observed the study contents of all this research and focused on the classification of treatments. I also observed of AD clinical trials registered on a clinical trial site(www.clinicaltrial.gov) on 23rd of June, 2007: study contents, localization and study designs. Results : Through the Pub Med site, I found 169 articles. Classified according to study subject, the studies related to treatment were 114(67.5%); physiology, pathology and prevention 12(7.1%); Diagnosis and Evaluation(7.1%); psychological aspects including quality of life 10(5.9%); diet and management 10(5.9%); epidemiology 7(4.1%); and others 7(4.1%). However, the treatment study of herb-medicine as intervention showed only 1 article. Futhermore, it wasn't based on Oriental Medicine philosophy. In the clinical trial site, there were 31 studies in which patients were recruited or planned for the future. The study on efficacy and safety of the medicine produced 14 trials, 5 comparative trials, 2 phototherapy, 2 diagnosis, 6 physiology and pathology, and 2 epidemiology. The trial institutions were concentrated in U.S.A. Conclusion : I suggest we'd better try to make a good clinical guideline and standardization of diagnosis and herb-medicine in order to develop a clinical study methodology of AD as soon as possible in the future. Even though it 's very hard to find the study methodology, we should aim to achieve positive results and show the evidence of the efficacy and safety of herb-medicine treatment for AD using Oriental Medicine.

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Community Structure and Habitat Environment of Genus Liriope Group in Korea (한반도 맥문동속 집단의 자생지 생육환경과 군락구조)

  • Song, Hong-Seon;Lee, Jung-Hoon;Kim, Seong-Min;Shin, Dong-Il;Kim, Chang-Ho;Koo, Han-Mo;Park, Chung-Berm;Park, Yong-Jin
    • Korean Journal of Medicinal Crop Science
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    • v.19 no.1
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    • pp.24-30
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    • 2011
  • This text was analyzed and investigated the vegetation and floristic composition by cluster analysis and classification of phytosociological method, to evaluate the species composition, habitat environment and community structure of Liriope platyphylla and Liriope spicata group in Korea. The southeast slope gradient of the habitat of L. platyphylla and L. spicata was 6.7 to 8.4%, and the habitat altitude of L. platyphylla (41.0 m), L. spicata (114.9 m) was different. Habitat distribution of L. spicata was broader than L. platyphylla. Appearing plants of L. platyphylla and L. spicata group was 58 taxa, 99 taxa, respectively, and Coverage of tree layer was 87.5%, 92.5% respectively. In genus Liriope group, the highest appearing frequency of plant grow in the moist valley as Quercus serrata. Thus, plants of genus Liriope growth was better in moist shade. The vegetation of L. platyphylla group was classified into Quercus serrata community, Castanopsis sieboldii community, Pinus densiflora community and Pinus thunbergii community, and the Liriope spicata group was classified into Quercus serrata community, Quercus alien community, Quercus acutissima community, Prunus verecunda community, Robinia pseudoacacia community, Pinus densiflora community and Pinus thunbergii community. In genus Liriope group, Quercus serrata and Pinus densiflora communities was the closest the similarities.

An Analysis of the Network of Interactions among Medicinal Herbs and Their Uses (본초 상호작용 관계망 분석 및 활용 방향)

  • Lee, Jeong-Hyeon;Kwon, Oh-Min
    • Journal of Society of Preventive Korean Medicine
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    • v.17 no.1
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    • pp.1-11
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    • 2013
  • Objectives : The aim of this research is to produce information by gathering up the data on the interaction between medicinal herbs which lie scattered in oriental medical books, and to provide people with easy access to the information by visualizing it. Methods : For this purpose, this study established the fundamental data by organizing the patterns of interaction into some kinds after selecting a part of Bonchogangmok(本草綱目) and extracting its text. In addition, in an effort to visualize the data, the study converted the data into 'net' file and visualized the interaction between medicinal herbs on Pajek. The visualization was done targeting a total of three patterns, such as 1 medicinal herb, 2 medicinal herbs, and 1 prescription. With the data on 'Chinese Lacquer(乾漆)' for 1 medicinal herb, data on 'Licorice(甘草)' and 'Chinese Lacquer(乾漆)' for 2 medicinal herbs, and data on 'Iijin-tang(二陳湯)' for prescription, the research conducted the analysis of the network using 'Kamada-Kawaii Algorithm' on Pajek. Results : As a result of the analysis, it was possible to see the meanings at a single glance as the scattered and fractional meanings were integrated with focus on medicinal herbs, but the increasing number of analyzed medicinal herbs tended to more and more complicate their relationships, thus, requiring additional work like filtering. Conclusions : Such results are fairly applicable in on-line database, and it is judged that if further research expands its scope to include systematic classification of medicinal herbs or cover other medical books than Bonchogangmok, it will create more objective, abundant information.

A Study on the Factors Obstructing Prostitutes' Escape from Prostitution (성매매 여성들의 탈성매매 저해요인에 관한 연구)

  • Lee, Keun-Moo;Yu, Eun-Ju
    • Korean Journal of Social Welfare
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    • v.58 no.2
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    • pp.5-31
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    • 2006
  • Since enforcement of the anti-prostitution law, in spite of systematic setting helping escape prostitution of the women who engage in prostitution that they have had the will lasting prostitution. Therefore, this study aimed to devise intervention plan helping their escape prostitution and return to social by examining individual and structural factor obstructing their escape prostitution The data were collected through the in-depth interview and text. And these were analysed according to coding, constitution of concept, matching, construction of explanation on the phenomenon. The nine women who engaging in prostitution were participated in this study. As a result of the data analysis, 46 concepts and 10 categories were generated. By classification of individual and structural factor, the outcomes of an interpretation were as follows: The cause obstructing Prostitutes' escape prostitution were (1) distrust on the policy of the government, (2) life-script was made by reaction-formation, (3) predestined resignation caused by anxiety, (4) body as capital goods, and (5) the commensal model with pimp. Based on this result, we proposed practical and political alternative plans for prostitutes.

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A Study on The Invigorative Prescriptions(補氣方劑) in "The Elimination & Supplement about The Famous Prescription Comments(刪補名醫方論)" of "The Golden Mirror of Medicine(醫宗金鑑)";focus on translation & comparative study with "The Famous Prescription Comments on Ancient and Modem Times (古今名醫方論)" ("의종금감(醫宗金鑑).산보명의방론(刪補名醫方論)"의 보기(補氣) 처방에 대한 연구;번역 및 "고금명의방론(古今名醫方論)"과의 비교고찰을 중심으로)

  • Kim, Seung-Hwan;Lee, Yong-Bum
    • Journal of Korean Medical classics
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    • v.20 no.1
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    • pp.65-74
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    • 2007
  • "The Golden Mirror of Medicine(醫宗金鑑)" was compiled by the medical officers of the Qing government, headed by Wu-Qian(吳謙)."The Elimination &Supplement about the Famous Prescription Comments(刪補名醫方論)", a collection of notes written by famous scholars, is one part of "The Golden Mirror of Medicine(醫宗金鑑)" . Through the translation and comparative study of invigorative prescription(補氣方劑) in "The Elimination & Supplement about the Famous Prescription Comments(刪補名醫方論)" of "The Golden Mirror of Medicine(醫宗金鑑)" with "The Famous Prescription Comments on Ancient and Modem Times(古今名醫方論)" , we confirmed that many sentences of "The Famous Prescription Comments on Ancient and Modern Times(古今名醫方論)" were quoted, but that most of the text was not quoted as the same: it was revised and supplemented. In organization, invigoration prescriptions are placed at the head of the chapter, indicating their importance. In classification, prescriptions for reinforcing middle-jiao(中焦) and replenishing qi(補中益氣湯類 方劑) were usually included in the invigoration prescriptions(補氣方劑), which is explained in chapter II, thereby clearly distinguishing between treatments of deficiency of qi(氣虛) and combining it with the sinking of qi of middle-jiao(中氣下陷).

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