• Title/Summary/Keyword: Author Identification

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Information Dimensions in Library and Information Science Doctoral Mentoring: Qualitative Findings

  • Lee, Jongwook
    • International Journal of Knowledge Content Development & Technology
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    • v.8 no.3
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    • pp.5-28
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    • 2018
  • Socialization of doctoral students refers to the process through which they acquire various types of information about their work, department, university, and discipline for their future careers. This study aims to investigate information behaviors, with emphasis on identifying types of information exchanged in mentoring between faculty advisors and their doctoral students in library and information science (LIS). As a first step to developing a content framework for LIS doctoral mentoring, the author interviewed ten LIS doctoral students from nine U.S. universities. Based on data from these interviews, the author identified sixteen types of information exchanged: language, history, coursework, research, skills, teaching, networking, structure, politics, goals, strategies, values, norms/tradition, rules/policies, benefits, and personal life. In comparison with a content framework used, four dimensions were newly added. In addition to the identification of content dimensions, the author observed four meaningful contextual levels to which the content types can be applied: work, department/school, university, and discipline. The qualitative data also showed that interpersonal factors of advisees/advisors and contextual factors might relate to information exchange in doctoral mentoring. In a following paper, the author will present the results of a follow-up survey that tests and generalizes the findings of this study.

Methodology of Carotenoids Chemistry (Carotenoids 화학의 연구방법)

  • 김재웅
    • The Korean Journal of Food And Nutrition
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    • v.14 no.4
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    • pp.360-366
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    • 2001
  • This brief review is organized to integrate methodology of carotenoids chemistry from the author's experimental conceps. The majors include classification of carotenoids. extraction·phase separation, purification. crystalyzation, identification, quantitation, spectroscopic properties, organic reactions, and analytical methods of carotenoproteins. The goal is not write a important conceps of carotenoid but to provide a technical methods that may be useful to researchers of natural products chemistry.

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한국산 참나무류의 삼원잡종

  • 이창복
    • Journal of Plant Biology
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    • v.4 no.1
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    • pp.16-20
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    • 1961
  • The author described four triple hybrids by investigating 5000 specimens collected during a period of ten years from all parts of Korea. He concluded that Key factors used for an identification of triple hybrids were mainly trichom types and acorn cup scales. With a plate showing hybrid plants and fruiting characters (latin and Korean).

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Effects of Corpus Use on Error Identification in L2 Writing

  • Yoshiho Satake
    • Asia Pacific Journal of Corpus Research
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    • v.4 no.1
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    • pp.61-71
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    • 2023
  • This study examines the effects of data-driven learning (DDL)-an approach employing corpora for inductive language pattern learning-on error identification in second language (L2) writing. The data consists of error identification instances from fifty-five participants, compared across different reference materials: the Corpus of Contemporary American English (COCA), dictionaries, and no use of reference materials. There are three significant findings. First, the use of COCA effectively identified collocational and form-related errors due to inductive inference drawn from multiple example sentences. Secondly, dictionaries were beneficial for identifying lexical errors, where providing meaning information was helpful. Finally, the participants often employed a strategic approach, identifying many simple errors without reference materials. However, while maximizing error identification, this strategy also led to mislabeling correct expressions as errors. The author has concluded that the strategic selection of reference materials can significantly enhance the effectiveness of error identification in L2 writing. The use of a corpus offers advantages such as easy access to target phrases and frequency information-features especially useful given that most errors were collocational and form-related. The findings suggest that teachers should guide learners to effectively use appropriate reference materials to identify errors based on error types.

Abstraction Method of Sensibility Factors for Streetscape Design (도로경관 설계를 위한 감성요인 추출 방법에 관한 연구)

  • Lee, Byung-Joo;Kim, Myung-Soo;Jo, Kyung-Do;NamGung, Moon
    • International Journal of Highway Engineering
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    • v.12 no.2
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    • pp.51-61
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    • 2010
  • According as the quality of life is improved along with economic growth, in the road plan and design sector also, it is now progressed that function oriented design is changed into the landscape oriented design that considers eyesight and emotion, which are psychological properties of users. Accordingly this study tries to come up with reasonable and objective methods to extract various emotional adjectives, which were found by the survey, while minimizing difference among characteristics of emotion and cognition of individuals. First, given semantic differential, based on various emotional adjectives that were found through the survey with the scale up to five points, the author extracted representative emotional adjectives through an element analysis, which is a conventional method of the previous research, and through an identification analysis which is suggested by this study, and then established model I of Quantification. And by using the established quantification model, the author presumed satisfaction degree, and through verifying pair wise comparison with actual satisfaction degree, the author found the results from identification and correlation analysis methods are most similar to actual satisfaction degree. As a result, the author could check the above emotional and correlation analyses were appropriate methods for comprehending which emotional elements are applicable when a continuous road landscape is designed by identification and correlation analyses.

Analyzing the Intellectual Structure of School Library Researches with Citation-Weighted Author Profiling (인용가중 저자프로파일링을 이용한 학교도서관 연구의 지적구조 분석)

  • Lee, Jae Yun
    • Journal of the Korean Society for Library and Information Science
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    • v.54 no.2
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    • pp.197-223
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    • 2020
  • In this study, citation-weighted author profiling (CWAP) was developed as a new method that combines the advantages of both author profiling (AP) method and author co-citation analysis (ACA) method. In AP method, words reflect the author's main topics of study. On the other hand, what words reflect in CWAP is topics that the author mainly influences. This enables detailed topic identification, which is the advantage of AP method, and at the same time determines the subjects in which the author has influence, as with ACA method. The proposed CWAP method was applied experimentally to analyze the intellectual structure of school library research in Korea. The results of the trial application revealed in detail what topics each author has a high influence on, and the change of influence over time was also clearly revealed. The CWAP method proposed in this study is expected to be used as a technique to grasp detailed topics from the viewpoint of research influence on which topics the author has been cited for, not as a research productivity perspective of how many papers the author has published.

The anti-inflammatory effect of Portulaca oleracea 70% EtOH Extracts on lipopolysaccharide-induced inflammatory response in RAW 264.7 cells (LPS로 유도한 RAW 264.7 세포의 염증반응에서 마치현(馬齒莧) 70% 에탄올 추출물의 항염증 효과)

  • Seo, Sang-Wan
    • The Korea Journal of Herbology
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    • v.30 no.6
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    • pp.33-38
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    • 2015
  • Objectives : Portulaca oleracea (PO) have been used as a traditional medicine to treat inflammatory diseases in Korea. However, the anti-inflammatory effect of PO ethanol extract on lipopolysaccharide (LPS)-induced inflammation is not well-known. Therefore, this study was performed to identify the anti-inflammatory effect of PO on LPS induced inflammatory.Methods : Identification of PO was conducted by comparison with purified standards by HPLC. To measure out the cytotoxicity of PO, author performed the MTT assay. To evaluate the anti-inflammatory effects of PO, author examined the inflammatory mediators such as nitric oxide (NO) and pro-inflammatory cytokines (tumor necrosis factor (TNF)-α, interleukin, (IL)-1β and IL-6) on RAW 264.7 cells. Author also examined molecular mechanisms such as mitogen-activated protein kinases (MAPKs) and nuclear factor-B (NF-κB) activation by western blot.Results : Three major components (peaks 1, 2, 3) were detected in both varieties and peak 1 was characterized as caffeic acid, peak 2 as p-coumaric acid, and peak 3 as ferulic acid by comparison of chromatographic properties with authentic standards. Extract from PO itself did not have any cytotoxic effect in RAW 264.7 cells. PO inhibited LPS-induced productions of inflammatory mediators such as NO and pro-inflammatory cytokines in RAW 264.7cells. In addition, PO inhibited the phosphorylation of extracellular signal-regulated kinase1/2 (ERK1/2), c-Jun NH2-terminal kinase (JNK) and NF-κB activation in RAW 264.7 cells.Conclusions : Above experiment data can be an important indicator for the identification of PO and this study suggest that treatment of PO could reduce the LPS-induced inflammation. Thereby, PO could be used as a protective agent against inflammation.

Studies on Blood Group Specific Substance in the Korean Saliva (한국인 타액내 혈형물질 분포에 관한 연구)

  • 한동호;김종열
    • Journal of Oral Medicine and Pain
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    • v.14 no.1
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    • pp.133-138
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    • 1989
  • Identification of blood group from the saliva and calculus of the Purpose of individual identification would play a significant role in a practical legal medicine. The author made a study of blood group with saliva and in non-secretor type with dental calculus. The following results were obtained. 1. In the blood typing with saliva obtained from 50 people, secretor type was found 22.4% and non-secretor type was found 27.6%. 2. In Sexual difference, secretor type 70.9%, non-secretor type 29.1% in male and secretor type 73.8%, non-secretor type 26.2% in female were found. 3. In blood group difference, secretor type 80.2% nonsecretor type 19.8% in A blood group, secretor 70.4%, nonsecretor type 29.6% in B blood group, secretor type 66.7% nonsecretor type 33.3% in AB blood group, secretor type 68.2% nonsecretor type 31.8% in O blood group were found. 4. The blood group identification with dental calculus in nonsecretor type proved to be possible. 5. The blood group substance was found in the composition of dental calculus itself regardless of that in saliva.

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Microbiological Identification of Medical Probiotic Bisspan Strain (의약용 프로바이오틱 비스판균의 미생물학적 동정)

  • 전경동;이광호;김원석;백현동
    • Microbiology and Biotechnology Letters
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    • v.28 no.2
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    • pp.124-127
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    • 2000
  • Beneficial bacteria, which have been used for medical purpose and for medicines for treating intestinal disorders, include strains of Bifidobacterium sp., Lactobacillus sp., Enterococcus sp., Clostridium butyricum, Lactobacillus sporogenes, Bacillus subtilis, Bacillus polyfermenticus and the like. Bacillus polyfermenticuss SCD with is commonly called as Bispan strain has been appropriately used for the treatment of long-term intestinal disorders, since the live strains in the form of active endospores can successfully reach the target intestine. In this study, the identification and characterization of Bispan strain was done using SEM observation, API 50CHB kits, isoprenoid quinone analysis, and fatty acid analysis. These results suggest that Bispan strain is very similar to Bacillus subtilis.

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