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      • KCI등재

        수출입 컨테이너 장치장 배정을 위한 소프트웨어의 개발

        김갑환,김홍배,홍봉희,김기영,배종욱,최진오,김두열,이영기,박영만,박강태,손행대 한국경영과학회 1995 經營 科學 Vol.12 No.3

        The Pusan Container Terminal faces a rapid increase in berthing time of container ships as well as in waiting time of external trucks, which is due to an absolute lack of yard space. This research is focused on the development of a decision support system for the planning of the container terminal yard assignment so that the yard space would be utilized most effectively. Efforts should be given to the reasonable assignment of the yard storage and the dynamic adaptation to the ever changing environment. The software introduced here is based o the know-how of the field exports and its framework takes the approach of the hierarchical decision making.

      • 관상동맥질환을 동반한 모야모야병 1례

        김동기,이영태,김기향,김성만,김대경,김두일,김동수 白中央醫療院 2005 仁濟醫學 Vol.26 No.1

        Moyamoya disease is an occlusive intracranial arteriopathy with an abnormal cerebral vascular collateral networks. Although this disease is known to be associated with stenosis of extracranial arteries, such as the renal artery, a case associated with stenosis of the coronary artery is extremely rare. We report a case of coronary artery occlusive disease affected by Moyamoya disease. The patient was a 38-year-old female experiencing intermittent headache and exer tional chest pain. Cerebral MRI showed complete obstruction of both internal carotid arteries and abnormal cerebrovascular systems which confirmed Moyamoya disease. Coronary angiography showed a significant stenosis of left anterior descending coronary artery ostium with TIMI grade I collateral blood flow from the normal right coronary artery. After coronary artery stenting and medical treatment for headache, her subjective symptoms were relieved. In Moyamoya patient, an evaluation of the extracranial (especially coronary artery) vascular system should be considered if there are some evidences of coronary artery disease.

      • 생체 인식 정보 검출을 위한 Watershed 기반 Texture 병합에 관한 연구

        김진만,김성현,조상현,김태형,김두영 東亞大學校附設情報技術硏究所 2005 情報技術硏究所論文誌 Vol.12 No.2

        this paper presents the method that extracts by using watershed algorithm the area which is available for the feature factor in the iris. The inputted image is preprocessed and transferred to the texture block pattern by Polar Coordinate System Transformation. In this paper, the iris feature area is extracted from the image of Texture Block Pattern using Watershed Algorithm. The extracted area is indexed by average value and size of the feature area. After the position information of the feature area is rearranged by Polar Coordinate System Inverse-Transformation. In result, the proposed method showed that is possible to extract the definite iris feature.

      • SCOPUSKCI등재
      • SCOPUSKCI등재

        부신피질 호산성 과립세포종 1예

        이성진,이호권,박철영,정인경,홍은경,오기원,김현규,김두만,유재명,임성희,최문기,유형준,박성우 대한내분비학회 2004 Endocrinology and metabolism Vol.19 No.1

        저자들은 건강검진에서 시행한 복부 초음파검사상 우연히 좌측 부신 종괴가 발견되어 복부 전산화 단층 촬영검사와 호르몬검사를 시행한 후 부신피질 악성종양과의 감별 진단을 위해 부신절제술과 전자현미경검사를 포함한 병리조직학적 검사를 시행하여 부신피질호산성 과립세포종으로 진단한 증례를 경험하였기에 문헌고찰과 함께 이를 보고하는 바이다. Oncocytomas are neoplasms, histologically are composed of epithelial cells, with abundant, acidophilic and granular cytoplasm. Electron microscopic studies of oncocytomas have shown that the cytoplasm of oncocytes is packed with mitochondria. The adrenal gland is a very rare anatomical site for oncocytomas, and to the best of our knowledge, only thirty-six cases of adrenal oncocytomas have been described. Herein, a case of a large adrenal mass in a forty-year-old man, which was incidentally detected by abdominal ultrasonography, is presented. This patient demonstrated no clinical manifestation associated with adrenal hyperfunction. Hormonal studies showed no abnormal findings, except for a mild elevation of the 24-hour urinary VMA level. Abdominal computed tomography with enhancement revealed a large, well-defined left adrenal mass, measuring 5.0×4.2 ×3.0 cm. The patient underwent a left adrenalectomy, and a light microscopic examination confirmed an adrenocortical oncocytoma, with characteristic oncocytes and polygonal, abundant, eosinophilic and granular cytoplasm. The tumor cells were positive for cytokeratin and vimentin as well as S-100, but negative for chromogranin on immunohistochemical staining. An electron microscopic examination demonstrated closely packed mitochondria, containing intramitochondrial inclusions. After surgery, there was no evidence of a recurrent or distant metastatic disease at the 5 month follow-up. In summary, an extremely rare case of a man with an adrenocortical oncocytoma is reported, which was confirmed by histological examinations, including electron microscopy (J Kor Soc Endocrinol 19:82∼89, 2004).

      • 에어로빅운동이 호흡순환기능에 미치는 영향

        김구,두만균 圓光大學校 附設 體力科學硏究所 2002 體力科學硏究 Vol.25 No.2

        The Purpost of this research is to examine the effect of the aerobic exercise duration on cardiorespiratory function and blood lipids. Total 14 divided into two groups 7, for the control group and the other for the experimental group 7. The subjects of experimental group had 8 weeks aerobic program in the given intensity, during which the changes in cardorespiratory function to body fat and blood lipids were measured three times, at each end of 0th, 8th week. The research is comcluded as follows. After 8 Weeks, aerobic exercise brought the decrease of maximum HR and the increase of VE and the lunds with statistically significant(p<0.05).

      • 축구선수들의 정신력 요인에 관한 연구 : 중·고등학교 축구선수들을 중심으로 Centering on the Middle and High School Soccer Athletes

        두만균,김연수 한국스포츠리서치 2004 한국 스포츠 리서치 Vol.15 No.4

        The present study is designed to provide basic data for psychological training programs to improve athletic strength of middle and high school soccer players by comparing and analyzing the levels of psychological sub-factors in terms of their team, position and status within their teams, and athletic and skill level. For this purpose, 427 soccer players including 139 middle and 288 high schoolers who are registered with the Korea Football Association in 2003 were sampled out as population from across male soccer teams of the country's whole middle and high schools. A test was conducted with the test paper designed by Loehr(1982) for measurement of psychological ability which was modified into somewhat unified format in a try to simplify answering by Korea Sport Science institute. The questionnaires were composed of 7 items of sub-factors. The filled-in questionnaires were collected and put to analysis after screening out those that were thought to be insincerely or unreliably replied. Frequencies, independent sampling t-test and one-way ANOVA were conducted to process the selected data which were put in computer by using SPSS 10.0 program From the findings, following conclusions could be drawn: First, ace players revealed higher sub-actors of psychological strength in terms of their status within the team than substitute players. Moreover, there was a significant difference in self-confidence, visualization image control ability and motive level modulation ability; Second, in terms of lengthy of sports career, players with longer than 6 years of experience showed higher sub-factors of psychological strength than those with less than 3 years of career. Furthermore, a significant difference was demonstrated in self-confidence, visualization and image control ability; Third, players of higher rank showed higher sub-factors of psychological strength depending on the technical level than those of lower rank, with a significant difference detected in stimulation and behavior level control abilities.

      • OVERSHOOT를 제거한 개선된 큐빅 스플라인 보간법에 관한 연구

        김성현,김진만,조상현,주동현,김두영 東亞大學校附設情報技術硏究所 2005 情報技術硏究所論文誌 Vol.12 No.2

        This study presents the improvement of cubic spline interpolation without overshoot. The o-riginal cubic spline interpolation has overshoots between two data. They are noises in still image zoom because of getting out of the pixel value. But the improvement of cubic spline in-terpolation removes them and proffers better quality still image than other interpolations.

      • 배드민턴 선수의 경쟁상태불안이 경기력에 미치는 영향

        두만균,김연수,이호성 圓光大學校 附設 體力科學硏究所 2002 體力科學硏究 Vol.25 No.1

        The purpose of this study was to determine the relationship of competition anxiety of badminton players, including physical competition anxiety, cognitive competition anxiety, and competition confidence, to their athletic capabilities to help them get better record. The subjects in this study were 100 selected male and female badminton players. The statistical techniques employed in this study were t-test, one-way ANOVA, correlation analysis and stepwise multiple regression procedures. After the collected data were analyzed, the following findings were given; First, the physical and cognitive competition anxieties of the badminton players investigated didn't significantly vary with their gender. But their competition confidence was different according to gender. Second, the player career made a significant difference to their physical and cognitive competition anxieties The physical and cognitive competition anxieties of the players were on the decrease with age. Their competition confidence didn't differ with player career. Third, the athletic capability of the players was affected by their own competition anxiety. Specifically, the physical competition anxiety, one of the competition anxiety subfactors, and competition confidence had more effect on improving their athletic capabilities.

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