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김현순,서경필,Kim, Hyeon-Sun,Seo, Gyeong-Pil 대한흉부심장혈관외과학회 1983 Journal of Chest Surgery (J Chest Surg) Vol.16 No.4
For the purpose of clinical analysis of secundum atrial septal defect, the patients with atrial septal defect operated on during the period from Aug. 1959 to Aug. 1983 were analysed. The age of the patients was ranged from 3 months to 60 years and there were 132 males [45.3%] patients and 145 female patients [54.6%] in this series. The most frequent type was oval type defect in 219 [86.9%]. The PAPVC were present in 7 patients of high defect group. Clinical analysis revealed 53 patients [19.9%] were asymptomatic. The QP/QS above than 3.61 were 45 patients and less than 1.5 were 24 patients. The pulmonary artery pressure was 10 to 100 mmHg. The majority of the defects were closed in primary suture and closed with a Dacron patch in 19 patients. The postoperative complications occurred in 35 patients [13.1%] and the most frequent complication was wound problem which was present in 10 patients. The hospital mortality rate was 1.6%.
이웃한 웨이브릿 변환 계수 쌍의 평균과 차이를 이용한 워터마킹 기법
김현순,배성호,박길흠,Kim, Hyeon-Sun,Bae, Seong-Ho,Park, Gil-Heum 한국정보처리학회 2000 정보처리논문지 Vol.7 No.6
In this paper, an efficient watermarking technique in wavelet transform domain is proposed. Watermarking is embedding a digital signal called as 'watermark' into images to claim the ownership. In the proposed method, the image is 1-level wavelet transformed, and then the watermark with a binary stamp is embedded into the baseband. The watermark is embedded by inverting the polarities of he selected coefficient paris. In the inverting process, we can increase image quality by finding means and differences of the selected neighboring coefficient paris, and then adding values, which are inversely proportional to the differences, to th means. The experimental results show that the proposed method has good quality and is robust to various attacks such as the JPEG lossy comparison, noise addition, clipping, blurring, etc.
김현순,배성호,박길흠,Kim, Hyun-Soon,Bae, Sung-Ho,Park, Kil-Houm 한국정보처리학회 1998 정보처리논문지 Vol.5 No.10
본 논문에서는 진단에 중요한 정보를 가진 영역에 대해서 무손실 부호화하고 나머지 영역에 대해서는 손실 부호화를 하여 비트를 효율적으로 할당하는 MRI 영상 압축 방법을 제안한다. 제안한 방법에서는 척추 디스크 질환 인식을 위해 촬영된 MRI 영상을 대상으로, 질환의 특성을 이용하여 중요한 객체가 포함된 부분을 인식한다. 인식된 부분은 의사의 디스크 질환 유, 무의 판단에 중요한 부분이므로 무손실 부호화하고 나머지 부분은 손실 부호화하여 전송한다. 또한 손실 부호화하는 영역에 대해서 웨이브릿 변환 영역에서의 프랙탈 압축 방법을 적용하여 블록화 현상이 제거된 선명한 화질을 유지한다. In this paper, a MRI image compression technique, which allocates bits effectively by using lossless coding for region having important infommtion to decide disease and lossy coding for the rest, is proposed. In the proposed method, for MHI images needed to rccognize disk disease, we recognizc region having important objects by using the characteristics of c1isease. As the recognized region is imrxlrtant to decide whether disease exists or not, it is compressed by lossless coding and the rest is compressed by lossy coding, Also for the region compressed by lossy coding, we can obtain fine reconstructed images without blocking effect by adopting fractal coding in wavelet transform domain.
김우재(Woo Jae Kim),신운철(Woon Chul Shin),박현수(Hyun Su Park),남정권(Jeong Kwon Nam),김현순(Hyun Soon Kim),백만기(Man Kee Baek),김보경(Bo Kyeong Kim),김기영(Ki Young Kim),김정주(Jeong Ju Kim),조영찬(Young Chan Cho),고재권(Jae Kwon 한국육종학회 2018 한국육종학회지 Vol.50 No.1
‘Jungmo1045’, a multi-resistant japonica rice cultivar developed from a cross between ‘Hanggeumnuri’ having a good eating-quality and high yield and ‘SR30071’ having brown planthopper (BPH) resistance, was developed by the rice breeding team of NICS, RDA in 2015. This cultivar has about 121 days growth duration from transplanting to harvesting in west-southern coast, Honam and Youngnam plain of Korea. It has 73cm culm length and 22cm panicle length. In reaction to biotic and abiotic stresses, it shows resistance to bacterial blight pathogen races from K1 to K3, stripe virus and brown planthopper. The milled rice of ‘Jungmo1045’ exhibits translucent, relatively clear non-glutinous endosperm and medium short grain. It has good palatability of cooked rice compared with ‘Nampyeongbyeo’. The milled rice yield performance of this variety is about 5.74 MT/ha in local adaptability test for three years. ‘Junngmo1045’ would be useful genetic resources for multi-resistance breeding program against disease and insect and eco-friendly cultivation. ‘중모1045호’는 농촌진흥청 국립식량과학원에서 2015년 고품질 품종인 ‘황금누리’와 벼멸구 저항성을 가진 ‘SR30071’를 교배하여 육성한 친환경재배적응 고품질 복합내병충성 벼 품종이다. ‘중모1045호’는 서남부해안지 및 충남이남 평야지(충남, 전남북, 경남) 보통기보비재배에서 이앙부터 수확까지 121일의 생육일수를 가지며 간장은 78cm고 수장은 22cm이다. 병해충 저항성은 벼멸구, 벼흰잎마름병 K1, K2, K3 레이스, 벼줄무늬잎마름병에 강하지만 기타 바이러스병 및 해충에 약하다. ‘중모 1045호의 쌀알은 맑고 투명하며 종자형태는 중단립종이다. 쌀수량은 5.7MT/ha로 ‘남평’과 비슷하며 밥맛은 ‘남평’보다 좋은 수준이다. ‘중모1045호’는 복합내병충성 벼 품종으로 친환경재배단지에 적합하여 안전한 먹거리 생산에 매우 유용한 유전자원으로 사용될 수 있을 것으로 생각된다.
김현순(Hyun-Soon Kim),김지효(Ji-Hyo Kim) 한국콘텐츠학회 2016 한국콘텐츠학회논문지 Vol.16 No.5
본 연구의 목적은 대학생의 진로인식이 진로개발역량에 영향을 미치는가를 살펴보고 진로인식 여부가 교육요구도에 어떤 차이를 가져오는가를 밝히는 것이다. 이를 위해 대학교 학생 362명에게 진로개발역량에 대한 교육요구도를 조사 및 분석하였다. 연구결과는 다음과 같다. 첫째, 대학생의 교육요구도는 경력개발에 대한 교육요구도가 가장 높았으며 그 다음이 직업정보탐색, 경력전환기술, 긍정적 자아개념형성, 진로계획수립, 효과적 대인관계 형성 순이었다. 둘째, 대학생의 진로인식 여부는 역량 보유도에서는 유의미한 영향을 미쳤으나 역량 필요도에는 영향을 미치지 못했다. 셋째, 두 집단의 교육요구도의 순위는 1위에서 3위까지는 동일했으나 4위부터 6위까지는 달랐다. 즉, 두 집단 모두 교육요구도 1위는 경력개발, 2위는 직업정보탐색, 3위는 경력전환기술로 동일하였으나, 그 뒤 순위는 진로인식 집단은 긍정적 자아개념형성, 효과적 대인관계형성, 경력전환기술 순임에 반해 진로 미인식 집단은 진로계획수립, 긍정적 자아개념형성, 효과적 대인관계형성 순이었다. 본 연구 결과는 대학 진로교육의 효율성을 제고하는데 기여할 것으로 기대된다. The purposes of this study is to investigate the influence of career recognition upon career development competencies and educational needs. To achieve this, the survey was carried out and 362 undergraduates participated. The findings of the survey were shown as follows: First, the students perceived that career management was needed the most, and then came career information searches. Next, career transition technologies, positive self-concept formation, career planning, and effective interpersonal relationships were in order. Second, the influence of career recognition upon the level of the preparations showed statistically significant differences, however, the influence of career recognition upon the level of the requirement did not reveal statistically significant differences. Third, the rating of the educational needs was identical from the first place to the third, but different from the fourth to the sixth. These results will contribute to enhancing the efficiency of career education.