Yoo Youngkuk started his career as an artist when he entered Bunkagakuin of Tokyo in 1935 he actively participated in the Japanese art scene as a young Korean artist until 1943. In his earliest works, Rhapsody and Work B, Surrealist and abstract influences are manifested as these were prevalent in Japan at the time. With the exception of Rhapsody and Work B, all works available that were executed between 1937 and 1940 are abstract, which points to the fact that Yoo intended abstraction from the beginning. Surviving works in relief suggest his early style was founded on the abstractions similar to Russian Avant-Garde, Neo-plasticism and Bauhaus simplicity. His early abstractions were not the ideational images derived in the process of the abstraction of the representational image, but they arose from the constructive attitude in composing the already stylized non-representational geometries. It is worth noting that his early emphasis was on the pure and absolute geometric abstraction, rather than the images motivated from the figurative representation. Yoo differentiates himself from Kim Whan Ki in the following aspects: one, he eliminated the subject matter i.e. human figures and the nature; two, he maintained the constructivist attitude in creating a strict and absolute abstraction; three, he experimented with different styles without combining them. He manifests direct influences from the prevalent Western art influences, such as Futurism and Russian Avant-Garde, unlike Kim who vaguely references. In both paintings and reliefs, Yoo's attempt in the realization of the pictorial depth and space seems cerebral and conceptualized compared with the other artists of the time who resolved abstraction via the constructive dimension. Uemura, a contemporary critic to the geometric abstractions in Japan, disapproves the stylistic bent in the adaptation of the abstract painting without the comprehension of its spiritual movement. As witnessed in other criticisms as well, contemporary Japanese critics' interest lie mainly in the superficial observation such as the presence of representational elements, composition and use of color. Such formal and superficial understanding of the geometric abstraction resulted in
This research attempts to identify N-screen users' motivational and dissatisfying factors in relation to their willingness for continued future use of the service. An on-line survey was conducted (N=558) to reveal five major factors for N-screen use: Medium usability (interface usability and daily usefulness), Socialness (potential for social use with family and friends), Mobility (use without restraints of time and space), Contents (diversity of contents catalogue and related information search), and Habitual use. With exception of Contents factor, four of those factors were proven to be meaningful predictors of the users' willingness for continued future use of N-screen service. Meanwhile, two factors were extracted as the major source for N-screen users' dissatisfaction: Customer service (dissatisfaction associated with the service itself) and Contents (dissatisfaction relating to contents use). The effect of those two dissatisfaction factors was examined. The results show that Contents dissatisfaction, in comparison with Customer service dissatisfaction, was a more powerful predictor for discontinuing of N-screen service use.
Chest tube insertion is a common procedure usually done for the purpose of draining accumulated air or fluid in the pleural cavity. Small-bore chest tubes (${\leq}14F$) are generally recommended as the first-line therapy for spontaneous pneumothorax in non-ventilated patients and pleural effusions in general, with the possible exception of hemothoraces and malignant effusions (for which an immediate pleurodesis is planned). Large-bore chest drains may be useful for very large air leaks, as well as post-ineffective trial with small-bore drains. Chest tube insertion should be guided by imaging, either bedside ultrasonography or, less commonly, computed tomography. The so-called trocar technique must be avoided. Instead, blunt dissection (for tubes >24F) or the Seldinger technique should be used. All chest tubes are connected to a drainage system device: flutter valve, underwater seal, electronic systems or, for indwelling pleural catheters (IPC), vacuum bottles. The classic, three-bottle drainage system requires either (external) wall suction or gravity ("water seal") drainage (the former not being routinely recommended unless the latter is not effective). The optimal timing for tube removal is still a matter of controversy; however, the use of digital drainage systems facilitates informed and prudent decision-making in that area. A drain-clamping test before tube withdrawal is generally not advocated. Pain, drain blockage and accidental dislodgment are common complications of small-bore drains; the most dreaded complications include organ injury, hemothorax, infections, and re-expansion pulmonary edema. IPC represent a first-line palliative therapy of malignant pleural effusions in many centers. The optimal frequency of drainage, for IPC, has not been formally agreed upon or otherwise officially established.
IoT, Big-data, AI, and Cloud technologies, which are core technologies of the 4th Industrial Revolution, have recently been applied to various fields and are being used as core technologies for new growth engines. Accordingly, these core technologies are applied to the agricultural field without exception, contributing to solving the problem of labor shortage, reducing production costs, and reducing environmental burden through remote and automated production without time and space constraints. However, as these core technologies are utilized, security incidents are occurring in the agricultural field as well. Accordingly, this study divides smart farms into three stages(Basic, Middle, and High) and presents the characteristics and security threats of each stage. In particular, as the number of container-based services and research increases under cloud platforms, we would like to suggest countermeasures focusing on security threats.
Sang-Keun Cho;Kang-Il Seo;Min-Seop Jung;Jun-Seong Yoo;Chul-Ki Min;Sang-Hyuk Park
The Journal of the Convergence on Culture Technology
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v.9
no.2
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pp.301-306
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2023
Convergeance in the military operations can be attained by simultaneously integrating effects based on sensor, C2, shooter asset in multi-domain and there is no exception to special operations. However, because of challenges from enemy, terrain, geopraphy, and weather, it's not easy to intertwine effects created from ground, sea, air, cyber and electromagnetic spectrum, and space in special operations conducted in deep area. This study presented how to intertwine high-tech such as long-rane reconnaissance·strike drone, cutting-edge sensor, jamming pod, and modular repeater in order to offset aforementioned challenges. Several new high-tech are able to strengthen convergeance of special operations in accordance with the development of the 4th industrial revolution. Therefore, follow-up studies need to be continued making an efforts to search for them.
This article is aimed at reviewing the series of 'Gakssi (각씨)$\~$' Sijo or Saseolsijo. We can find the word 'Gakssi' having a very close relationship with alcohol. side dishes and the space where music is played in a record published before the late Chosun dynasty and it was recited in Korean verses. 'Gakssi' appeared in the verses did not mean average woman but a character raising the singing climate at the 'Juyeonseok(주연석) or Pungnyujang(풍류장)', as a mood-maker. $\lceil$Gaksine nae cheobi doena(각시니 내 첩이 되나)$\rfloor$($\#48$), the forerunner among the 'Gakssi (각씨)' verses, is no exception. In this context, we can come to the conclusion that this verse is closely related to such places as 'Juyeonseok(주연석) or Pungnyujang(풍류장)‘. Therefore, the others coming after $\#48$ can provide reasonable bases to consider this song associated with people who were able to visit those locations.
Considering a trend of logistics and transport industry in these days, it can be said that international express courier service is one of the most familiar transport type to the general public. Especially in Korea, due to development of electronic commercial transaction and the popularity of television home shopping, it can easily anticipated that express courier business will continuously grown in the future. However, the legal basis for international express courier is not properly set up so far. The only clause about this can be found on Korean Aviation Law said as 'commercial documents delivery business'. The origin of the commercial documents delivery business in Aviation Law is to make exception from public postal services which has been exclusive status as monopoly based on the Korean Postal Law. Basically, according to this regulation, all the private postal delivery is prohibited except some sort of commercial documents such as consignment notes, packing list, invoice etc. Thus, those documents could be delivered not only by public postal services but also by private courier company according to the Korean Postal Law. This waiver has probably come from under developing condition of Korean postal circumstances, however it should be revised according to the modernized business practice. Reflecting these revisions, the articles of Korean Postal Law adopted 'international express courier document' as the exception of postal service. Therefore, Korean Aviation Law also needs to be revised as Postal Law in due course. In addition to revision of Korean Aviation Law, some sort of new legislation is required to govern the private legal aspects such as legal liabilities, duties and rights of each parties on international express courier. This should be governed by 'law' not by 'terms and conditions' provided by business operators. Furthermore, to support and develop the current domestic logistics companies as international express courier company, it is required to regulate with the separate express courier law.
Relationships between red ceil volume $(^{51}Cr-cell)$, total blood volume (red cell volume divided by hematocrit ratio), and extracellular fluid volume (SCN distribution space) and body weight (ranging between 73 and 384 grams) or lean body mass were studied in 59 nembutalized rats. Lean body mass was determined by means of underwater weighing method on rats clipped and eviscerated. There were positive correlations between body weight or lean body mass and the absolute values (in milliliters) of body fluid volumes. Body fluid volumes expressed on the body weight or lean body mass basis, however, showed negative correlations between body weight (grams) or lean body weight (grams) with one exception. Red cell volume expressed as % lean body mass showed a positive correlation with lean body mass. The other results are summarized as follows: 1. Body density of rats was 1.0561 $(range:\;1.0123{\sim}1.0781)$ and 19.8% body weight of total body fat was obtained. The mean value of lean body mass was 80.2% body weight 2. The correlation between body weight and lean body mass was high, namely, coefficient of correlation was r=.99. 3. The correlation between the absolute value of red cell volume (ml) and body weight showed a high correlation, namely, r= 92 and between the lean body mass coefficient of correlation was r=.93. On a weight basis, red cell volume was 2.67 ml/100 gm body weight or 3.48 ml/100 gm lean body mass. The coefficient of correlation between body weight (grams) and red cell volume (% body weight) was r=-. 30. The coefficient of correlation between lean body mass (grams) and red cell volume (% lean body mass) was r=. 50. Thus, the following regression equation was obtained. Red cell volume (% lean body mass)=. 00243 Lean body mass (gm)+3. 12. 4. Total blood volume was 6.06% body weight or 7.83% lean body mass. The correlation between these blood volume values and body weight or lean body mass were negative, namely, r= -.43 and r=-.42 respectively. 5. Extracellular volume (SCN space) was 30.0% body weight or 37.2% lean body mass. These percentage values showed negative correlations between body weight or lean body mass and coefficients of correlation were r=-.40 and r=-.54 respectively. 6. The rate of increase in body weight or lean body mass is accompanied by a smaller rate of increase in blood volume and extracellular fluid volume. The rate of increase in red ceil volume paralled that of lean body mass.
Kim, Youngjun;Park, Junsoo;Nam, Jaeyoung;Yoo, Seunghoon;Kim, Songhyon;Lee, Sanghyun;Lee, Younggun
Journal of the Korean Society for Aeronautical & Space Sciences
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v.49
no.8
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pp.671-680
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2021
This paper deals with the contents of designing and producing reconnaissance hardware and software, and verifying the functions after being installed on the CanSat platform and ground stations. The main reconnaissance mission is largely composed of two things: terrain search that renders the surrounding terrain in 3D using radar, GPS, and IMU sensors, and real-time detection of major objects through optical camera image analysis. In addition, data analysis efficiency was improved through GUI software to enhance the completeness of the CanSat system. Specifically, software that can check terrain information and object detection information in real time at the ground station was produced, and mission failure was prevented through abnormal packet exception processing and system initialization functions. Communication through LTE and AWS server was used as the main channel, and ZigBee was used as the auxiliary channel. The completed CanSat was tested for air fall using a rocket launch method and a drone mount method. In experimental results, the terrain search and object detection performance was excellent, and all the results were processed in real-time and then successfully displayed on the ground station software.
As these days people spend most of time at inner space, indoor air quality affect human life seriously. Government manage indoor air quality of various facilities based on different laws. Government released that they would try to protect environment for vulnerable people such children and seniors from indoor air pollutants in 2015. But social welfare facilities are exception under current legal systems. Clients of social welfare residential facilities are the disables, the elderly, homeless and children and they usually stay inner space very long time. The purpose of this study is explore workers' attitude and related factors about indoor air quality management of social welfare facilities. 69.5% of respondents agree to government's indoor air quality management, 80.9% of respondents think social welfare facilities must be included in legal system for indoor air quality management. Environmental awareness and law awareness were related with attitude to indoor air quality management. Based on the results of the analysis, I propose the amendment of law on indoor air quality of the Ministry of Environment, cost burden of central or local government and the necessity of education and research on indoor air quality management in social welfare facilities.
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