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Thoracic Extrapedicular (Transverse Process) Screws Fixation - Technical Note -
최경미,임대철,안성기,최현철 대한척추신경외과학회 2009 Neurospine Vol.6 No.2
Authors performed extrapedicular screws fixation in thoracic spines. Because patient had very narrow thoracic pedicles, classical transpedicular screws fixation could not be accomplished. In case of narrow thoracic pedicles, extrapedicular screws fixation would be a good alternative technique. We describe here a method for thoracic extrapedicular screws fixation. Authors performed extrapedicular screws fixation in thoracic spines. Because patient had very narrow thoracic pedicles, classical transpedicular screws fixation could not be accomplished. In case of narrow thoracic pedicles, extrapedicular screws fixation would be a good alternative technique. We describe here a method for thoracic extrapedicular screws fixation.
최경미,전영수,김원균,이안나,김용길,이주현,강영은,정재철,이정래,민복기,권석형,Barbara Davis,이미경,유환수 한국식품과학회 2014 Food Science and Biotechnology Vol.23 No.3
Xanthigen, a mixture of brown seaweed andpomegranate seed extracts, has weight loss properties andlipid-lowering effects in mice and humans. This studyelucidated the Xanthigen mechanism of an anti-obesityactivity in high-fat diet (HFD)-fed mice. Xanthigen decreasedexpression of peroxisome proliferator-activated receptor γ(PPARγ) in the adipose tissue of HFD-fed mice. The serumleptin level and the adipose tissue leptin expression in micefed HFD plus Xanthigen were significantly decreased,compared to HFD-fed mice. Phosphorylation of AMPactivatedprotein kinase (AMPK) α and β and acetyl-CoAcarboxylase (ACC) in the adipose tissue of HFD plusXanthigen-fed mice was elevated, and HMG-CoA reductase(HMGCR) expression was decreased. Xanthigen may havean anti-obesity activity by down-regulation of PPARγ andactivation of the AMPK pathway.
Statistical basis for pharmacometrics: maximum likelihood estimator and its asymptotics
최경미,임동석 대한임상약리학회 2015 Translational and Clinical Pharmacology Vol.23 No.1
The maximum likelihood estimator is the point estimator of the top priority in statistical data analysis because of its optimum properties for large sample size. While the maximum likelihood estimator is widely used, it has been an abstruse subject for pharmacometricians without statitics bagkround because of high dimensional calculus and asymptotic theories. This tutorial provides a general and brief introduction to the maximum likelihood estimator and its related caluculus for non-statisticians
崔京美 홍익대학교 산업기술연구소 1996 産業技術 Vol.6 No.-
Traditional forward variable selection methods based on the multiple regression is known to be inefficient and not robust when distributions of observations are unknown, skewed, or heavy-tailed. So, we suggest a statistic using relative signs or directions to substitute for the critical measure in the traditional forward variable selection method.
학습코칭과 보상시스템의 융합적 운영이 학습공동체 참여 대학생들의 학업적 자기효능감과 학습성과에 미치는 효과
최경미,장기덕 한국융합학회 2019 한국융합학회논문지 Vol.10 No.7
The aim of this research is to find out how convergent operation of the learning coaching and compensation system affects the academic self-efficiency and learning performance of university students. In the second semester, a compensation system was prepared based on learning coaching and learning outcomes, made a notice in advance, and conducted a survey before and after operation to measure the academic self-efficacy. In addition, the MLST–II Learning Strategy Diagnosis Examination was conducted on G university students to diagnose the learning tendency. As a result, although G University students felt a reluctance by coaching the learning community and expected negative results during the course of participation in the learning community due to low motivation and low expectation of results, they showed a significant improvement in academic self-efficiency and learning outcomes. Therefore, even students with negative learning tendency will need to consider how to operate these programs in the educational field, as the expert's learning coaching and compensation systems produce positive results for students' academic self-efficiency and learning outcomes rather than leaving them to autonomy. 학습코칭과 보상시스템의 융합적 운영이 대학생들의 학업적 자기효능감과 학습성과에 어떠한 영향을 미치는지 알아보고자 하였다. 2학기에는 학습코칭과 학습성과에 따른 보상시스템을 마련하여 사전 공지하고 그에 따른 학업적 자기효능감을 측정하고자 학습공동체 운영 전 후 설문조사를 실시하였다. 또한 참여학생의 학습성향 진단하기 위해 G대학 재학생에게 MLST–Ⅱ학습전략진단검사를 실시하였다. 그 결과 G대학 재학생은 학습동기와 결과기대가 낮고 정체형과 잠재형 학습자가 많아 학습공동체 참여 과정에서 학습코칭에 거부감을 느끼고 부정적인 결과를 예상하였지만 2학기 학습공동체 운영 결과 학업적 자기효능감과 학습성과에 유의미한 향상을 나타내었다. 그러므로 부정적인 학습성향의 학생이라도 자율성에 맡기기 보다는 전문가의 학습코칭과 보상시스템이 학생들의 학업적 자기효능감과 학습성과에 긍정적인 결과를 야기하므로 교육 현장에서도 이러한 융합적인 프로그램 운영방식에 대한 고려가 필요할 것이다.
최경미,석데리아순영,최인철 현대문법학회 2022 현대문법연구 Vol.115 No.-
This study, to find an effective way for older adult learners to acquire English, aims to investigate the extent instruction needs to be intentional or explicit. Traditionally, the issue was dealt with in terms of the effect of two instructional approaches—focus on forms (FonFs) and focus on form (FonF). The results of the grammaticality judgment test with audio stimuli show that FonFs instruction is a more appropriate method for middle-aged and elderly groups’ acquisition of grammatical knowledge than FonF instruction. In addition, it suggests that even among older adult learners, age still matters. That is, “the younger, the better” applies to adult learners of age 40 and above.
崔京美 홍익대학교 산업기술연구소 2001 産業技術 Vol.11 No.-
본 논문은 방학기간 중 실시되는 몰입형 영어교육에서 초등학생들의 영어능력과 영어능력을 향상시키는데 영향을 미치는 요인들을 찾아보는 것을 그 목적으로 한다. 이때 사용되는 요인들로는 객관적인 요인과 주관적인 요인이 있다. 그리고 분석방법으로는 일반화 선형모형(GLM)을 주로 사용한다. This paper is to verify the effects of English immersion program for the Kids through the case study of the three and an half week English camp run by Hongik University. The kids' proficiency in English varies according to different factors. Another goal of this paper is to pin down certain objective and subjective factors that have an effect on the English proficiency and the improvement of the proficiency. The generalized linear model(GLM) is adopted for the related analyses in this paper.
The Constitution and the Future of Internet Self-Regulation
최경미,지성우 한국정치커뮤니케이션학회 2014 정치커뮤니케이션 연구 Vol.0 No.32
The Internet has been used in Korea for over 20 years. So far, many laws haveregulated the Internet environment in order to organize and control it, including theAct on Promotion of Information and Communication Network Utilization andInformation Protection, etc., the Telecommunications Business Act, the JuvenileProtection Act, the Juvenile Sexual Protection Act, the Punishment of Sexual Crimes andProtection of Victims Act, the Sound Recording, Video Products and Games SoftwareAct, the Broadcasting Act, etc. In particular, when ITRs was revised in 2012, Koreaprovided the final signature despite its regulation of content, which was considered tobe in favor of regulating certain content. Furthermore, in Korea, there was an attemptin June 2007 to regulate malicious comments online by enforcing a limited personalcertification system, but this was ruled as unconstitutional by the Court. At present, theKorea Communications Standards Commission is deliberating regarding Internetcontents, which is ex post deliberation on illegal information with seemingunconstitutionality. However, it still lacks clarity because the ambiguous standards of“provisional measure or excision’ in Information and Communication Network Act 44-2(2) give excessive burden to Internet service providers (ISPs) as to their decision. Thereare four types of models used for regulating the Internet: mandated, sanctioned,equal-proportion and voluntary regulations. Currently, the Korean structure is asanctioned type in which ISP is hierarchically included in regulating the Internet. Sincesanctioned regulation is hard to manage with the characteristics and efficiency of the Internet, however, it cannot but proceed to an equal-proportion model, in which thereis a high necessity for nongovernmental participation such as self-governanceorganizations, etc. In this regard, the US Department of Commerce has decided not toextend the Internet address management agreement with ICANN, which expires onSeptember 30, 2015, thus giving validity to a civilian-oriented upward ruling structureof the Internet as initially built by the EU for truly autonomous regulation, not adownstream government-led rule.