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정윤수,이해원,김진석,원종운,Jeong, Yun-Su,Lee, Hae-Won,Kim, Jin-Seok,Won, Jong-Un 한국정보처리학회 2002 정보처리학회논문지B Vol.9 No.2
본 논문에서는 스테레오 영상 인식에 기반한 직육면체형 물체의 부피를 계측하는 한 방법이 제안된다. 제안된 방범은 두 대의 CCD(charge coupled device)카메라로부터 획득된 영상에 대하여 관심영역추출, 특징 추출, 그리고 스테레오 정합에 기반한 꼭지점 인식의 과정을 통하여 3D 물체의 부피를 계측한다. 제안된 방법은 3D 물체의 특징을 나타내는 꼭지점 후보들을 영상처리과정을 통해 추출한 후, 이들 꼭지점들에 대해서만 스테레오 정합을 수행함으로써 고속의 부피 계측이 가능한 이점이 있다. 실험을 통하여, 본 논문에서 제안한 방법이 직육면체형 물체의 고속 부피계측에 효과적으로 사용될 수 있음이 보여진다. In this paper, we propose a stereo image recognition-based method for measuring the volume of the rectangular parallelepiped. The method measures the volume from two images captured with two CCD (charge coupled device) cameras by sequential processes such as ROI (region of interest) extraction, feature extraction, and stereo matching-based vortex recognition. The proposed method makes it possible to measure the volume of the 3D object at high speed because only a few features are used in the process of stereo matching. From experimental results, it is demonstrated that this method is very effective for measuring the volume of the rectangular parallelepiped at high speed.
한국 남성 알코올의존 환자에서의 COMT 유전자 다형성
권용실(Yong-Sil Kweon),이해국(Hae-Kook Lee),이정태(Chung Tai Lee):배치운(Chi-Un Pae) 한국중독정신의학회 2003 중독정신의학 Vol.7 No.1
Catechol-O-Methyltransferase (COMT) is an enzyme which play a crucial role in the metabolism of dopamine. It has been suggested that COMT provide molecular role in development of alcohol dependence because of its genetic polymorphism associated with 3-4 fold variation in enzymatic activity. We carried out an association study to verify the relationship between COMT gene polymorphism and alcohol dependence with violent behavior in Korean population. Ninety seven (97) male alcoholics and 94 male normal controls who did not have history of psychiatric illness were enrolled in this study. After amplifying COMT genes by polymerase chain reaction and assessed genotype and allele by Restriction Frag-ment Length Polymorphism (RFLP). Distribution of COMT genotype and allele frequencies between patients and controls was not significantly different. However, the differences between violent group and nonviolent group were significant in frequencies of COMT genotype (χ 2 =7.977, df=2, p=0.019) and allele (χ 2 = 6.832, df=1, p=0.012). Additionally, the differences between nonviolent groups and controls were significant in frequencies of COMT allele (χ 2 =4.481, df=1, p=0.040). This result suggest that COMT gene polymorphism is not associated with the development of alcohol dependence, but may affect a susceptibility to clinical heterogeneity of alcohol dependence, at least in the Korean population.
경구 프레드니솔론 투여에 즉각적인 호전을 보인 CAPD 환자의 호산구성 복막염
조영일 ( Jo Yeong Il ),이정연 ( Lee Jeong Yeon ),안해련 ( An Hae Lyeon ),이해운 ( Lee Hae Un ),김성열 ( Kim Seong Yeol ),강남규 ( Kang Nam Gyu ),신석균 ( Sin Seog Gyun ),송종오 ( Song Jong O ) 대한신장학회 2001 Kidney Research and Clinical Practice Vol.20 No.6
Eosinophilic peritonitis is not uncommonly observed in patients on peritoneal dialysis. It typically occurs within the first 3 months after the initiation of peritoneal dialysis. Eosinophilic peritonitis is usually a benign and self-limiting process with the exception of fungal eosinophilic peritonitis. The use of oral or intraperitoneal steroids has been suggested only for patients with abdominal pain or with markedly turbid peritoneal effluent. We report a case of eosinophilic peritonitis with severe abdominal pain, which successfully resolved on treatment with single dose of oral prednisolone.