• Title/Summary/Keyword: 주재원

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Effects of substrate composition on the primordia and growth of fruiting body in Pleurotus nebrodensis during bottle cultivation. (백령버섯 병재배 배지조성이 발이와 생육에 미치는 영향)

  • Jeoung, Yun-Kyeoung;Kim, Jeong-Han;Baek, Il-Sun;Lee, Yong-Sun;Kang, Young-Ju;Chi, Jeong-Hyun
    • Journal of Mushroom
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    • v.16 no.1
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    • pp.1-8
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    • 2018
  • For the bottle cultivation of pleurotus nebrodensis, poplar tree sawdust was a better substrate than corncobs in terms of primordia and growth characteristics. The nutrition rich substrate was cottonseed dregs, cottonseed coat, bran, corn powder, and rice bran. The mixing ratio was adjusted such that the nitrogen content was ${\leq}58%$; cotton seed dregs, at the level of 20%, were particularly necessary to adjust the nitrogen content for the substrates that had high total nitrogen content. Additionally, inclusion of calcium carbonate in the substrate was better for primordia and growth characteristics than inclusion of calcium hydroxide. In the absence of calcium carbonate, the elasticity of pileus and stipe decreased and their hardness increased. Therefore, the optimum substrate composition for the cultivation of Pleurotus nebrodensis was 40:20:20:15:3:2 mixing ratio of poplar tree sawdust, cottonseed dregs, cottonseed coat, bran, corn powder, and calcium carbonate.

The Effects of Police Officer's Personal Dispositions on Organizational Citizenship Behaviors: Moderation Effect of Organization Culture (경찰공무원의 개인적 성향이 조직시민행동에 미치는 영향 : 조직문화의 조절효과)

  • Joo, Jae-Jin
    • The Journal of the Korea Contents Association
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    • v.16 no.3
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    • pp.722-731
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    • 2016
  • Previous findings on Organizational Citizenship Behaviors is a useful index for effectiveness of the organization. Also, it is a factor that explains the relation between its member's attitude and behavior as organizational commitment had been stabilized. Since autonomy and rapidity has become more important in increasing the efficiency of the organization, this means Organizational Citizenship Behaviors has become important in it. Organizational Citizenship Behaviors of the members occurs only when discretion and autonomy are given to its members. Therefore, this study aimed at measuring the effects of police officer's personal dispositions on organizational citizenship behaviors, exploring the moderation effect of organization culture, and providing the basis with implications to promote the Organizational Citizenship Behaviors in the police Organization. By reviewing previous finding, Police Officer's Personal Dispositions were selected as independent variables, Organizational Citizenship Behaviors was selected as dependent variable. and Organizational Culture was selected as moderation variable. The result of analysis showed that The belief & The Norm influenced in Organizational Citizenship Behaviors(positive), and The Value in Organizational Citizenship Behaviors(negative). And The moderation effect was tested: The Value${\rightarrow}$Hierarchical Culture${\rightarrow}$Organizational Citizenship Behaviors(negative), The belief${\rightarrow}$Rational Culture${\rightarrow}$Organizational Citizenship Behaviors(negative)

Analysis of the Prognostic Factors for Abdominal Trauma (복부외상환자의 예후에 영향을 미치는 인자들에 대한 분석)

  • Kim, Hee Joon;Kim, Hyung Soo;Seo, Kyung Won;Ju, Jae Kyun;Ryu, Seong Yeop;Kim, Jeong Cheol;Kim, Hyung Rok;Park, Young Kyu;Kim, Dong Yi;Kim, Young Jin;Kim, Shin Kon
    • Journal of Trauma and Injury
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    • v.20 no.1
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    • pp.12-18
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    • 2007
  • Purpose: Recently, trauma is more frequent due to the increases in the population, the number of traffic accident, and the incidence of violence. Especially, abdominal trauma is a leading cause of morbidity and mortality. We analyzed the clinical features and the factors associated with morbidity and mortality. Methods: We analyzed 136 patients of abdominal trauma who were admitted at the Department of Surgery, Chonnam National University Hospital, from January 2003 to June 2005. We analyzed the cause of trauma, the injured organ, combined injuries, mental status, blood pressure, laboratory findings, morbidity, and mortality. The relationships between by variable were assesed by using the independent samples test and the Kruskal?Wallis test. Results: The causes of trauma were traffic accidents (98 cases, 72%), falling accidents (9 cases, 6.6%), violence (6 cases, 4.4%), and stab injuries (6 cases, 4.4%). The injured organs were the small intestines (47 cases, 34.6%), the liver (35 cases, 25.7%), the spleen (26 cases, 19.1%), the mesentery (17 cases, 12.5%), the large intestines (15 cases, 11.0%), the pancreas (14 cases, 10.3%), etc. The most common combined injury was chest injury (53 cases, 39%). Comatose or semicomatose mental status and shock on admission (<60 mmHg in systolic) were related to high mortality (85.7%). In laboratory findings, decreased hemoglobin (<8 g/dL), and platelet count (<$50,000/mm^3$), and increased creatinine level (>1.6 mg/dL) were significant prognostic factors. The incidence of postoperative complications was 40.4%, and frequent complications were wound infection (8.1%) and re-bleeding (8.1%). The overall mortality rate was 18.4%, and most common cause was hypovolemic shock (18 cases, 13.2%), however, there was no statistical difference according to injurd organ. Conclusion: In the multivariate analysis, mental status, hemoglobin, and serum creatinine level were the most significant prognostic factors. When an abdominal trauma patient arrives at the emergency room, a rapid and accurate evaluation of the patient's status and risk factors, and resuscitation, if necessary, have to be performed to lower the morbidity and mortality.

Small Target Detection in Multi-Resolution Image Using Facet Model (다중 해상도 영상에서 페이싯 모델을 이용한 초소형 표적 검출)

  • Park, Ji-Hwan;Lee, Min-Woo;Lee, Chul-Hun;Joo, Jae-Heum;Nam, Ki-Gon
    • Journal of the Institute of Convergence Signal Processing
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    • v.12 no.2
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    • pp.76-82
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    • 2011
  • In this paper, we propose the technique to detect the location and size of the small target in multi-resolution image using cubic facet model. The input image is reduced by the multi-resolution and we obtain the multi-resolution images. We apply the facet model and the local maxima conditions to the multi-resolution images of each level. And then, we detect the location of the small target. We estimate that the location at the maximum of the $D_2$ which means the local maxima value of the facet model in the multi-resolution images is the location of the small target. We can detect the small target of the various size about the multi-resolution images of each level. In this paper, we experimented in the various infrared images with the small target. The method using the typical facet model applies a mask. However, the proposed method applies a mask in the multi-resolution images. We verified to vary the mask size and differ the size of the small target. The proposed algorithm can detect the location and size of the small target.

Jeongjae(正齋) Nam Dae-nyeon's(南大秊) Study and Thought (정재(正齋) 남대년(南大秊)의 학문과 사상)

  • Lim, Ok-kyun
    • The Journal of Korean Philosophical History
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    • no.53
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    • pp.63-100
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    • 2017
  • In this article, I researched Nam Dae-nyeon's(1887~1958) thought of Neo-confucian theories, interpretation of confucian canons, and evaluation of historical figures. First, from the side of Neo-confucian theories, he asserted that Qi(氣) had behaviors and Li(理) had not. About his teacher Jeon Wu's(田愚) theories, he thought that those were in tradition of Confucius(孔子) and Mencius(孟子), but not emphasized presidence of mind. And he criticized the theory of mind was Li(理). Second, from the side of interpretation of Confucian canons, Nam Dae-nyeon's study centered on Four Books(四書). This showed he was in tradition of Neo-confucianism. Through this studies he emphasized the importance of Confucian Ren(仁) and Filial piety(孝), self-consciousness as gentry(士). Third, from the side of evaluation of historical figures, Nam Dae-nyeon evaluated many Chinese and Korean scholars, for example, Qu Yuan(屈原), Lu Zhong-lian(魯仲連), Zhen De-xiu(眞德秀), Lu Long-qi((陸?其), Zhang Lu-xiang (張履祥) of China, and Jeong Mong-ju(鄭夢周), Zho Kwang-jo(趙光祖), Yi Hwang(李滉), Yi Yi(李珥), Jeon Wu(田愚) of Korea. And his criteria for evaluation of historical figures was fidelity and insight.

A Comparative Study on the Awareness of Concepts for Gardens and Parks between the Experts and General Publics (정원과 공원에 대한 전문가와 일반인 인식 비교 연구)

  • Miok, Park
    • Journal of the Korean Institute of Landscape Architecture
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    • v.46 no.5
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    • pp.1-9
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    • 2018
  • The purpose of this study was to identify differences of perceptions for gardens and parks between experts and the general public concerning several aspects including scope, scale, publicity, artistic and scientific nature, main materials, practicality and aesthetics, executive and management systems as well as legal understanding of garden and park. The properties of garden and park were derived through literature research, and the concept, similarity, and difference of gardens and the parks were recognized by the experts and the public viewpoint was clarified by questionnaire. As for the difference in the scope of the gardens and the parks, the expert group recognized it more widely than the general public. In general, the space recognized as a garden was the rooftop green space, and urban forests were recognized as a park. In addition, the general public recognized urban forests as gardens the same as they recognized parks, and the distinction was unclear. In the expert group, the perception that gardens were small and the parks were large was more prevalent. It was generally recognized that gardens were private spaces and the parks were public spaces. In the expert group, the gardens were more personal and the parks were more apparent to the public. In the general population, functional and scientific aspects rather than artistic creativity in both gardens and parks. In addition, both the general public and experts found that parks are more complex than gardens. The garden was centered on plant material, and the park was recognized as a center where the sculptural facilities were centered, or the plant material and the sculptural facilities were properly balanced. To the experts the view of the gardens was positive. Expert groups emphasized the aesthetics of the garden, and the parks were more practical, and the general population showed similar perceptions of utility and aesthetics when comparing gardens and parks. In addition, the utility of gardens in the general publics is more emphasized than the aesthetics of the park. Regarding the executive system the park was recognized as the public sector, and the difference was larger in the expert group. As for the management system, both experts and the general public perceive the management of the park or the garden to be carried out by the supporting organization, and it is necessary to discuss the diversification of the management subject. It is found that there is a certain difference in recognition with the mixture of concepts, and there is still a big difference in legal system and perception.

A Study of the Concept of God in Daesoon Thought: Focusing on the Concept of God, Divine Beings, and the Divine Dao as Depicted in the I Ching (대순사상의 신 개념에 관한 연구 - 『주역』의 신·신명·신도 개념을 중심으로 -)

  • Choi, Chi-bong
    • Journal of the Daesoon Academy of Sciences
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    • v.28
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    • pp.267-302
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    • 2017
  • This study aims to understand the concept of God in Daesoon thought through gods, divine beings, and divine Dao as they are featured in the I Ching. This study also explores analysis by dividing the 'one' from the I Ching into personal subject, metaphysical and fundamental marvel, innate divinity and morality of human beings as being among various concepts of god. Among the terms regarding god, divine Dao is especially clear in its depiction of this concept. In this context, the study looks closely at the characteristics of the concept of God. The divine Dao is actually an order that has been spread throughout the world by Sangje's will and the gods are endowed with His mandate. Through such order, the divine Dao leads to the Dao of divinely empowered humans by the Great Dao of mutual beneficence and natural solution. Divinely empowered humans is a concept which corresponds to the idea that 'Divine affairs are akin to those of humans.' Divine beings have human will and feelings in the afterlife, and due to their close relationship to human beings, they exercise an influence over human beings. They have human will and feelings while alive as well. In addition, they also have grievances and grudges. Such grievances and grudges can be resolved by mutual beneficence. And the divine affairs and activities move in accordance with Taegeuk (the Great Ultimate), Sangje's will, and the divine Dao. Therefore, it is a principle that divine beings should obey and an operational law in theonomy. Sangje's divine Dao and heavenly mandate accord with the Great Ultimate and are thereby revealed. Natural solutions can be reached when Divine beings and human beings gain awareness of this truth. To realize the divine Dao, humans and divine beings should practice the dao of benevolence, justice, propriety, wisdom, and they should rely on one another. Furthermore, this is done to accomplish the dao of heaven and earth.

Statistically Analyzed Effects of Coal-Fired Power Plants in West Coast on the Surface Air Pollutants over Seoul Metropolitan Area (통계적 기법을 활용한 서해안 화력발전소 오염물질 배출에 따른 수도권 지표면 대기오염농도 영향의 분석)

  • Ju, Jaemin;Youn, Daeok
    • Journal of the Korean earth science society
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    • v.40 no.6
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    • pp.549-560
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    • 2019
  • The effects of the coal-fired power plant emissions, as the biggest point source of air pollutants, on spatiotemporal surface air pollution over the remote area are investigated in this study, based on a set of date selection and statistical technique to consider meteorological and geographical effects in the emission-concentration (source-receptor) relationship. We here proposed the sophisticated technique of data processing to separate and quantify the effects. The data technique comprises a set of data selection and statistical analysis procedure that include data selection criteria depending on meteorological conditions and statistical methods such as Kolmogorov-Zurbenko filter (K-Z filter) and empirical orthogonal function (EOF) analysis. The data selection procedure is important for filtering measurement data to consider the meteorological and geographical effects on the emission-concentration relationship. Together with meteorological data from the new high resolution ECMWF reanalysis 5 (ERA5) and the Korea Meteorological Administration automated surface observing system, air pollutant emission data from the telemonitoring system (TMS) of Dangjin and Taean power plants as well as spatio-temporal air pollutant concentrations from the air quality monitoring system are used for 4 years period of 2014-2017. Since all the data used in this study have the temporal resolution of 1 hour, the first EOF mode of spatio-temporal changes in air pollutant concentrations over the Seoul metropolitan area (SMA) due to power plant emission have been analyzed to explain over 97% of total variability under favorable meteorological conditions. It is concluded that SO2, NO2, and PM10 concentrations over the SMA would be decreased by 0.468, 1.050 ppb, and 2.045 ㎍ m-3 respectively if SO2, NO2, and TSP emissions from Dangjin power plant were reduced by 10%. In the same way, the 10% emission reduction in Taean power plant emissions would cause SO2, NO2, and PM10 decreased by 0.284, 0.842 ppb, and 1.230 ㎍ m-3 over the SMA respectively. Emissions from Dangjin power plant affect air pollution over the SMA in higher amount, but with lower R value, than those of Taean under the same meteorological condition.

Clinical Significance of a Pylorus-preserving Gastrectomy for Early Gastric Cancer (조기 위암에서 유문 보존 위절제술의 의의)

  • Chu, U-Min;Seo, Kyoung-Won;Kim, Hyoung-Soo;Joo, Jai-Kyun;Park, Young-Kyu;Ryu, Seong-Yeob;Kim, Hyeong-Rok;Kim, Dong-Yi;Kim, Shin-Kon;Kim, Young-Jin
    • Journal of Gastric Cancer
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    • v.6 no.1
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    • pp.11-17
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    • 2006
  • Purpose: The five-year survival rate is over 95% for radically resected early gastric cancer. The development of diagnostic techniques enables early detection of gastric cancer, so the life expectancy of patients with early gastric cancer is prolonged. Therefore, a limited number of surgeries are performed these days for the purpose of increasing the quality of life. The purpose of this study is to assess the postoperative quality of life after a pylorus-preserving gastrectomy (PPG) compared with that after a subtotal gastrectomy with gastroduodenal anastomosis (B-I). Materials and Methods: One hundred seven (107) patients who underwent gastric surgery for early gastric cancer from January 1999 to December 2003 at the Department of Surgery of Chonnam National University Hospital were selected. We compared patients who underwent a PPG with those who underwent a B-I. The clinical results were compared by using the chi-square test and the Student's T-test. The data were considered to be significant when the P value was less than 0.05. Results: Twenty-nine patients (29) underwent a PPG, and the other seventy-eight (78) patients underwent a B-I. There was no significant difference between the two groups on sex, age, and postoperative abdominal symptoms. The patients who underwent a PPG showed shorter operation times and less reflux gastritis and esophagitis on endoscopic evaluation than the patients who underwent a B-I. Conclusion: The pylorus-preserving gastrectomy (PPG) is a more physiologic operation than the subtotal gastrectomy with gastroduodenal anastomosis (B-I) and improves the postoperative quality of life.

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A Study on the Characteristics and Model of Lotus Pond in Joseon Royal Tombs (조선왕릉 연지(蓮池)의 특성과 전형)

  • Ko, Seung-Kwan;Koo, Bon-Hak;Choi, Jong-Hee
    • Journal of the Korean Institute of Traditional Landscape Architecture
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    • v.29 no.3
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    • pp.116-123
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    • 2011
  • This study investigates the characteristics(form, material, structure, method of construction, vegetation) and model of lotus pond in Joseon Royal Tombs for conservation and restoration. The objects of study are the lotus pond of Namyangju Gwangreung, Hyoreung, Gimpo Jangreung and Sungreung that are well-preserved and the record is remaining. The form is two plane types, square shaped include an island and square shaped. The pond is 7.5~81m in width and 6.5~45m in length and the island is 8~16m in diameter. The depth of water is 0.5~1.2m and the cross section form is narrow bottom and wide top. The material of shore protection is soil in Hyoreung, Gimpo Jangreung and Sungreung. The bottom is mud in all sites. I think that the main material of the lotus pond in Joseon Royal Tombs is soil. The lotus pond is built by soil bank in the structure and method of construction. The water supply and drainage are worked through the culvert. There are many kinds of plants in the lotus pond today, however I think that the model of vegetation of lotus pond in Joseon Royal Tombs is lotus the inside, pine tree, fir tree and flowers the around and pine tree the inside of island in compared the present and the old literature. In comparison with the lotus pond in Joseon Royal Tombs and the lotus pond in the Joseon palace, the material is the biggest difference. The main material is soil in Royal Tombs but isodomic in Royal Palace. I think that the difference of material in between two causes the difference of structure and method of construction. The Royal Tombs is valuable in architecture, landscape and esthetics, this study investigated the characteristics and model of lotus pond in Joseon Royal Tombs. I think that this study serves as a momentum to find a traditional technique in Royal water space and offer the foundation to plan in the contemporary water space.