http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
조선일,권주원,노용만,Cho, Sun-Il,Kwon, Ju-Won,Ro, Yong-Man 대한의용생체공학회 2009 의공학회지 Vol.30 No.2
Mammogram is one of the important techniques for mass detection, which is the early diagnosis stage of a breast cancer. Especially, the CAD(Computer Aided Diagnosis) using mammogram improves the working performance of radiologists as it offers an effective mass detection. There are two types of CAD systems using mammogram; automatic and semi-automatic CAD systems. However, the automatic segmentation is limited in performance due to the difficulty of obtaining an accurate segmentation since mass occurs in the dense areas of the breast tissue and has smoother boundaries. Semi-automatic CAD systems overcome these limitations, however, they also have problems including high FP (False Positive) rate and a large amount of training data required for training a classifier. The proposed system which overcomes the aforementioned problems to detect mass is composed of the suspected area selection, the level set segmentation and SVM (Support Vector Machine) classification. To assess the efficacy of the system, 60 test images from the FFDM (Full-Field Digital Mammography) are analyzed and compared with the previous semi-automatic system, which uses the ANN classifier. The experimental results of the proposed system indicate higher accuracy of detecting mass in comparison to the previous systems.
조선일 ( Sun - Il Cho ) 한국행정학회 1988 韓國行政學報 Vol.22 No.2
Each of today`s nation-states has an administrative heritage combining in various proportions historical antecedents from the geographic region in which the contemporary nation state is located, and from external sources through either imposition or importation of administrative concepts and institutions. The need for an awareness of historical antecedent is self-evident, but providing historical background adequate to understanding is a difficult task. Sorting out and Weighting the complex elements of any nation`s administrative inheritance must be on a judgemental rather than a scientific basis. Such an effort is also handicapped by the relatively slight attention given to administrative history either by professional historians or by students of public administration. In any case, only a brief, cursory, and highly selective treatment is possible here, focusing primarily on the political and administrative evolution of Western European countries because of their own impotance and their global influence. Some attention is given to historical systems only remotely linked to this Western cultural tradition, but this study should be more concerned with ancient and medieval civilizations which have contributed directly to evolution of the nation-state as the dominant model for ordering society, and bureaucracy as the most common form of large-scale organization. This thesis divided into six chapters. Introduction, the first chapter of this thesis is organizaing concepts for historical interpretation. Chapter 2 considers the orgins of an ancient world that had laid on the groundwork for the civilization. Administration in its basic sense of cooperative human endeavor aimed archieving identified objectives obviously be can very early. Chapter 3 focuses the heritage of the Roman Empire and Byzantium civilizations which clearly provides the dominant historical influence on development of Western European political and administrative institutions. Chapter 4 addresses the Western European experience arose from the common legacies of European feudalism and European absolutist monarchies. Chapter 5 presents this period of drastic transformation at the beginning of the nineteenth century emerged the nation-state as the dominant form of political system and the modern public bureaucracy as the vehicle for conducting the nation`s business. Finally, Chapter 6 Summarizes implications for historical comparative study, from it then was reviewed some instructions for interactions between civilization and history.