• Title/Summary/Keyword: Lee Jang Ga

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A Study on the G7 Calibration Application in Gravure Printing (그라비어 인쇄에서의 G7 Calibration 적용에 관한 연구)

  • Jang, Yeong-Yeop;Oh, Sung-Sang;Cho, Ga-Ram;Lee, Jae-Soo
    • Journal of the Korean Graphic Arts Communication Society
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    • v.31 no.1
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    • pp.65-78
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    • 2013
  • In gravure printing ink in printed flexible packaging considering the characteristics of the study more accurate color management options and results were as follows. When applying G7 calibration, P2P of the target GRACol G7 evaluate the delta $L^*$ and delta $F^*$, CMY and K-scale average of the results of delta $L^*$ and the highest tolerance G7 average of 1.5 and 3.0 are included in all the best. In addition, the average delta $F^*$ and super delta $F^*$, G7 tolerance by being included within the scope of color management, G7 calibration was possible. Target IT 8.7/4 CMYK, when applied to the calibration G7, Color gravure printing machine is applied to the average of the previous decreased from 12.4 to 3.6. In addition, if a digital proof is EPSON WT 7900 the average color applied to the previous reduction from 5.24 to 0.74 because of the gravure printing color proofing system was effective in the management. G7 calibration by applying the reference print profile of the Epson WT 7900-G-icc, the average was 0.74 coloration, and gravure-G-icc cases, the average color of the 3.60 per GRACol average of all the five colors below were included within the allowable range. Thus, the flexible packaging gravure printing color management of printed after applying the first G7 calibration, the results refer to the press by the profiling, and where best to take advantage of the profile creation was good.

A Review of Recent Clinical Research about Banhasasim-tang Combined with Conventional Therapy on Atrophic Gastritis (위축성 위염에 대한 반하사심탕과 표준치료 병용요법의 최신 연구 동향)

  • Lee, Ga-young;Ahn, Su-bin;Jeong, Min-jeong;Jang, In-soo
    • The Journal of Internal Korean Medicine
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    • v.40 no.6
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    • pp.1169-1178
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    • 2019
  • Objective: The purpose of this study was to investigate the effect of combined therapy with Banhasasim-tang and conventional treatment for atrophic Gastritis. Methods: The study collected data of clinical studies of combined therapy with Banhasasim-tang and conventional treatment for atrophic gastritis. Electronic databases were used, including PubMed, Cochrane, CNKI, Wanfang, CINII, J-stage, NDSL, and OASIS. The main search terms included such as "Atrophic Gastritis", "Banhasasim-tang", "BanXia Xiexin Tang". This study only included randomized controlled trials (RCTs) that adopted combined therapy with Banhasasim-tang and conventional treatment for atrophic gastritis. Results: A total of 18 RCTs were selected. They all adopted combined therapy with Banhasasim-tang and conventional treatment for atrophic gastritis. In all the studies, the intervention group significantly improved the score of effective rate, and in the 8 studies, Hp negative conversion rate was significantly improved when Banhasasim-tang was taken. Conclusion: Through the analysis of 18 RCTs, we found Banhasasim-tang combined with conventional therapy were more effective in the positive performance of atrophic gastritis than conventional therapy single contribution. However, due to the low quality of the selected studies and the lack of endoscopy, biopsy, follow-up observation, so there is a slight insufficient to prove its conclusion. Therefore, we hope that more systematic and diverse clinical studies will be conducted.

Rapid Freshness Evaluation of Mackerel Scomber japonicus Using Sensor Gas Chromatography System (Sensor Gas Chromatography 시스템을 이용한 고등어(Scomber japonicas)의 신속한 신선도 평가 방법)

  • Choi, Jeong-Wook;Lee, Min-Kyeong;Hong, Chang-Wook;Choi, Jae-Hyuk;Jang, Myung-Kee;Kim, Koth-Bong-Woo-Ri;Kim, Go-Eun;Park, Ga-Ryeong;Ahn, Dong-Hyun;Nam, Taek-Jeong
    • Korean Journal of Fisheries and Aquatic Sciences
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    • v.50 no.6
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    • pp.837-840
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    • 2017
  • We developed a method to rapidly evaluate the freshness of fish using a sensor gas chromatography (SGC) system. Mackerel Scomber japonicus was stored at $4^{\circ}C$ for 12 days to create an environment similar to the natural decomposition process. Trimethylamine (TMA) content in mackerel muscle was measured at 3-day intervals using a spectrophotometer. The gas-phase concentration of TMA in whole mackerel was also determined using an SGC system. The muscle TMA content increased over time during storage, as did the gas-phase concentration of TMA. Therefore, this study demonstrated that an SGC system can be used to rapidly measure the gas-phase concentration of TMA in fish during processing.

Factors associated with community scaling rate: Using community health survey data (지역사회 스케일링경험률에 영향을 미치는 요인: 지역사회건강조사 자료이용)

  • Kim, Ji-Min;Ha, Ju-Won;Kim, Ji-Soo;Jung, Yeon-Ho;Kim, Dong-Suk;Lee, Ga-Yeong;Jang, Young-Eun;Kim, Nam-Hee
    • Journal of Korean society of Dental Hygiene
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    • v.15 no.6
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    • pp.1053-1061
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    • 2015
  • Objectives: The purpose of the study is to investigate the influencing factors of community scaling rate using community health survey data. Methods: The data were extracted from 2013 Community Health Survey, Ministry of education, Korea Dental Association, Statistics Korea, Health Insurance Review and Assessment Service, and Ministry of the Interior. The resource factors of independent variables were analysed by Geographical Information System(GIS) using Map Wizard for Excel 17.0. The data were analyzed by descriptive analysis, pearson correlation and multiple linear regression analysis(p<0.05). Results: Seocho-gu in Seoul had the highest annual scaling rate(55.5%) and Goheung-gun had the lowest rate(11%) showing 44.5 percent gap. The influencing factors of scaling included the number of dental hygienists(r=0.316), dentists(r=0.332), dental hospitals(r=0.470), high school graduation rate(r=0.757) and equivalence scales household income(r=0.764)(p<0.05). Multiple linear regression analysis showed that community scaling rate was closely associated with community education level and monthly income(p<0.05). Conclusions: Community scaling rate was closely related to the community education and income level. It is necessary to provide the equal distribution of the oral health service to the community society.

Real-time Polygon Generation and Texture Mapping for Tele-operation using 3D Point Cloud Data (원격 작업을 위한 3 차원 점군 데이터기반의 실시간 폴리곤 생성 및 텍스처 맵핑 기법)

  • Jang, Ga-Ram;Shin, Yong-Deuk;Yoon, Jae-Shik;Park, Jae-Han;Bae, Ji-Hun;Lee, Young-Soo;Baeg, Moon-Hong
    • Journal of Institute of Control, Robotics and Systems
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    • v.19 no.10
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    • pp.928-935
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    • 2013
  • In this paper, real-time polygon generation algorithm of 3D point cloud data and texture mapping for tele-operation is proposed. In a tele-operation, it is essential to provide more highly realistic visual information to a tele-operator. By using 3D point cloud data, the tele-operator can observe the working environment from various view point with a reconstructed 3D environment. However, there are huge empty space in 3D point cloud data, since there is no environmental information among the points. This empty space is not suitable for an environmental information. Therefore, real-time polygon generation algorithm of 3D point cloud data and texture mapping is presented to provide more highly realistic visual information to the tele-operator. The 3D environment reconstructed from the 3D point cloud data with texture mapped polygons is the crucial part of the tele-operation.

The oriental-western literatural study of Amnesia (건망증(健忘症)에 대(對)한 동서의학적(東西醫學的) 고찰(考察))

  • Yoon, Sang-hak;Lee, Sang-ryong
    • Journal of Haehwa Medicine
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    • v.9 no.2
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    • pp.293-313
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    • 2001
  • The oriental-western Literatural study of Amnesia, the results were as follows. 1. esia is caused by qi-depression resulted from excessive thought and deficiency of the kidney resulted from congenital deficiency and deficiency of the heart, the disharmony between the heart and the kidney, phlegm, stagnant blood, loss of the blood etc. resulted from deficiency of the heart blood. 2. The treatment method of Amnesia is as follows, the highest frequence was growing blood-tranquilization-regulating spleen, in descending order removing phlegm-stagnant blood-relaxing the mind and invigorate the heart-spleen-kidney and much tonification qi-blood and growing nutrient qi-manifesting source qi and regulating the harmony between the heart and the kidney and maintaining patency for the flow of gi were the most treatment method. 3. The treatment medicine of Amnesia is as follows, the highest frequence was Kuei Bi Tang(歸脾湯) in decending order Jeng Ji Whan(定志丸), Su Seng Whan(壽星丸), Chun Whang Boo Sim Dan(天王補心丹), Ju Jak Whan(朱雀丸), Doo Dam Tang(導痰湯), Yin Sin Kuei Sa Dan(引神歸舍丹), Ga Gam Go Bon Dan(加減固本丸), Ryung Ji Go(寧志膏), Jang Won Dan(壯元丹), Tong Ol Tang(通鬱湯). 4. In oriental medicine functional physiology and pathology was significant in differential diagnosis and treatment and in western medicine it was explained organically and psychologically. 5. In western medicine As one of memory disorder Amnesia is divided into psychogenic amnesia and organic amnesia, and organic amnesia is divided into anterograde amnesia and retrograde amnesia and psychogenic amnesia is divided into localized amnesia, generalized amnesia selective amnesia.

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Prevalence of Clonorchiasis, Knowledge and Intention to Change Behavior of Village People living in the Catchment Area of Community Health Posts along the Geum River (금강유역 보건진료소 지역주민의 간흡충 감염 실태와 지식 및 행태변화 의도)

  • Park, Ji-Yeon;June, Kyung-Ja;Park, Do-Soon;Jho, Kyung-Nyou;Jho, Jung-Sook;Kim, Soon-Chan;Suk, Eun-Sook;Shin, Dong-Sook;Lee, Eun-Kyung;Kim, Ok-Nim
    • Journal of Korean Academy of Rural Health Nursing
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    • v.4 no.1
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    • pp.5-12
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    • 2009
  • Purpose: The purpose of this study was to describe the prevalence of clonorchiais and analyze the knowledge level and intention of the participants to change their behavior related to clonorchiais. Method: The participants were 514 people from 7 community health posts along the Geum River. The formalin-esther sedimentation technique was used to detect the Clonorchis Sinensis (CS) eggs and a questionnaire for data on related factors. The study was carried on from December 2008 to January 2009. Results: The prevalence of CS averaged 9.3%, with a range from 0% to 24.6%. The significant factors were sex, habit of eating raw fish, and habit related to smoking and alcohol consumption. The level of knowledge was not high and not significantly different between the CS positive group and CS negative group. Intention to change their habits of eating raw fish showed various stages of change and attitudes to raw fish eating habit of others were not positive. Conclusions: These results suggest that a CS control program needs to be developed by community health services in the Geum River area to decrease the prevalence of clonorchiais.

Estimation of High-Resolution Soil Moisture Using Sentinel-1A/B SAR and Soil Moisture Data Assimilation Scheme (Sentinel-1A/B SAR와 토양수분자료동화기법을 이용한 고해상도 토양수분 산정)

  • Kim, Sangwoo;Lee, Taehwa;Chun, Beomseok;Jung, Younghun;Jang, Won Seok;Sur, Chanyang;Shin, Yongchul
    • Journal of The Korean Society of Agricultural Engineers
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    • v.62 no.6
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    • pp.11-20
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    • 2020
  • We estimated the spatio-temporally distributed soil moisture using Sentinel-1A/B SAR (Synthetic Aperture Radar) sensor images and soil moisture data assimilation technique in South Korea. Soil moisture data assimilation technique can extract the hydraulic parameters of soils using observed soil moisture and GA (Genetic Algorithm). The SWAP (Soil Water Atmosphere Plant) model associated with a soil moisture assimilation technique simulates the soil moisture using the soil hydraulic parameters and meteorological data as input data. The soil moisture based on Sentinel-1A/B was validated and evaluated using the pearson correlation and RMSE (Root Mean Square Error) analysis between estimated soil moisture and TDR soil moisture. The soil moisture data assimilation technique derived the soil hydraulic parameters using Sentinel-1A/B based soil moisture images, ASOS (Automated Synoptic Observing System) weather data and TRMM (Tropical Rainfall Measuring Mission)/GPM (Global Precipitation Measurement) rainfall data. The derived soil hydrological parameters as the input data to SWAP were used to simulate the daily soil moisture values at the spatial domain from 2001 to 2018 using the TRMM/GPM satellite rainfall data. Overall, the simulated soil moisture estimates matched well with the TDR measurements and Sentinel-1A/B based soil moisture under various land surface conditions (bare soil, crop, forest, and urban).

Starting Construction of Frailty Cohort for Elderly and Intervention Study

  • Won, Chang Won;Lee, Yunhwan;Choi, Jaekyung;Kim, Ki Woong;Park, Yongsoon;Park, Hyuntae;Oh, In-Hwan;Ga, Hyuk;Kim, Young Sun;Jang, Hak Chul;Korean Frailty Cohort and Intervention Study Group
    • Annals of Geriatric Medicine and Research
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    • v.20 no.3
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    • pp.114-117
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    • 2016
  • A research project, the "Construction of Frailty Cohort for Elderly and Intervention Study," funded by the Ministry of Health and Welfare, has been ongoing since December 2015. The Korean Frailty and Aging Cohort Study (KFACS) aims to identify risk factors for adverse outcomes associated with frailty in community-dwelling older adults, as well as means of prevention. KFACS is a multicenter, longitudinal study, with the baseline survey being conducted in 2016-2017. The sample (n=3,000) consists of those aged 70-84 years, stratified by age and gender, recruited from urban and rural regions nationwide. An in-person interview and health examination are performed every 2 years. This project is also conducting many intervention studies. Project interventions focus on nutrition and exercise. The nutritional intervention study compares the effects of 1.2 g/kg versus 1.5 g/kg daily protein intake on sarcopenia and frailty in older Koreans. The exercise trial examines the effectiveness of an information and communication technology-based program in preventing or reducing frailty.

Finding Optimal Mass Flow Rate of Liquid Rocket Engine Using Generic Algorithm (유전알고리즘을 이용한 액체로켓엔진 최적 유량 결정)

  • Lee, Sang-Bok;Jang, Jun-Yeoung;Kim, Wan-Jo;Kim, Young-Ho;Roh, Tae-Seoung;Choi, Dong-Whan
    • Proceedings of the Korean Society of Propulsion Engineers Conference
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    • 2011.04a
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    • pp.93-96
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    • 2011
  • A genetic algorithm (GA) has been employed to optimize the major design variables of the liquid rocket engine. Mass flow rate to the main thrust chamber, mass flow rate to the gas generator and chamber pressure have been selected as design variables. The target engine is the open gas generator cycle using the LO2/RP-1 propellant. The objective function of design optimization is to maximize the specific impulse with condition of energy balance between the pump and the turbine. The properties of the combustion chamber have been obtained from CEA2. Pump & turbine efficiencies and properties of the gas generator have been modeled mathematically from reference data. The result shows 3~4% errors for the specific impulse and 2~6% errors for the pump power of the gas generator cycle compared to references.

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