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로치오 알고리즘읠 이용한 자동분류에서 용어 가중치 기법
김판준 명지대학교문헌정보학회 2007 文獻情報學論集 Vol.- No.9
로치오 알고리즘에 기반한 문헌의 자동분류에서 여러 용어 가중치 기법들을 분류 성능 측별에서 검토하였다. 특히, 학습문헌에 부여된 범주 정보의 사용 여부에 따라 가중치 기법을 지도 기법과 비지도 기법으로 구분하고, 이들 가증치 기법의 성능을 비교 및 분석하였다. 그 결과, 범주 정보를 사용하는 지도 가증치 기법이 비지도 가증치 기법보다 상당히 늘은 성능 수준을 보였고, 지금까지 정보검색과 자동분류에서 많이 사용되어 온 tfidf 가중치와 비교하여도 대부분의 지도 가중치 기법이 더 좋은 성능을 나타내었다. 또한, 이들 가중치들의 조합에 의한 조합 가중치의 분류 성능 측면에서는 지도 가중치 간의 조합이 비지도와 지도 가중치의 조합보다 더 좋은 성능을 보였다. 한편, 두 종류의 조항 가중치를 성능 향상률 측면에서 비교한 결과에서는, 지도 가중치 간의 조합 가중치보다 비지도와 지도 가중치 간의 조합에서 더 큰 효과가 있는 것으로 나타났다.
Firewall 시스템 분석 및 Viruswall과의 통합(Integration) 방안에 관한 연구
최준호,김판구 조선대학교 전자정보통신연구소 2001 電子情報通信硏究所論文誌 Vol.4 No.1
Many kinds of viruses have been occurring in the computer systems. These are able to destroy some critical data and even make the computer system halt their function. Consequently, its damage was enormous. So we need a more efficient method that detects the computer viruses, different from the existing one. As first storage-second detecting method which is inspected by supervisor after storing in the file system can't confront actively the virus intrusion, we propose viruswall system which is able to play a role in warning and data blocking in this paper. In addition, we propose the method that integrates into viruswall system for virus detection and blocking in order to introduce firewall system for this system design.
조규현,김제섭,전판근,김우재,정상진 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.1
The purpose of this study is to improve the productivity and constructability of permanent forms. The permanent forms will cut down the cost of production and make easier to install in the field; hence increase the use of forms in the today's market. The permanent form is produced in the factory and built in field. So this study is in two parts. The one is the productivity in factory, the other is constructability in the field. This study is the designing a new mold system as a solution to existing mold system's problems.
WordNet상에서 유사성 측정을 이용한 개념 기반 이미지 검색
조미영,최준호,김판구 조선대학교 전자정보통신연구소 2003 電子情報通信硏究所論文誌 Vol.6 No.1
Semantic interpretation of image IS incomplete without some mechanism for understanding semantic content that is not directly visible For this reason, human assisted content-annotation through natural language is an attachment of textual description (ie a keyword, or a simple sentence) to image However, keyword-based retrieval is in the level of syntactic pattern matching In other words, dissimilarity computation among terms is usually done by using string matching not concept matching In this paper, we present a solution for qualitative measurement of concept-based retrieval of annotated image We propose a method for computerized conceptual similarity distance calculation in WordNet space. Also we have introduced method that applied similarity measurement on concept-based image retrieval When tested on a image set of Microsofts Design Gallery Live, proposed method outperforms other approach.
단열양생을 이용한 고강도 콘크리트 압축강도 추정에 관한 실험적 연구
조규현,김제섭,전판근,백민수,김우재,정상진 대한건축학회 2004 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.24 No.1(구조계)
The present study is a basic experiment on the estimation of the compressive strength of high strength concrete, aiming at estimating the compression strength of mass test pieces of high strength concrete by giving the temperature hysteresis of the mass test pieces to managerial test pieces. Different from ordinary concrete, high strength concrete generally shows the high rise of temperature caused by hydration heat inside the concrete. It is known that, in mass concrete, thermal stress occurs due to the difference in temperature between the inside and the outside, which causes a significant difference in compression strength between structure beams and managerial test pieces. It is also reported that there is a large difference between the compression strength of cylindrical managerial test pieces of standard underwater curing and the strength of structure beam concrete. Thus, this study made concrete test pieces in an optimal mix ratio for each strength level, and also created adiabatic curing tank and managerial test pieces. Then it carried out comparative analysis in relation to core strength and suggested equipment and a technique that can control the strength of high strength concrete mass more conveniently and accurately.
Pan, Jeong Hoon,Kim, Jun Ho,Kim, Hyung Min,Lee, Eui Seop,Shin, Dong-Hoon,Kim, Seongpil,Shin, Minkyeong,Kim, Sang Ho,Lee, Jin Hyup,Kim, Young Jun Japan Society for Bioscience, Biotechnology, and A 2015 Bioscience, Biotechnology, and Biochemistry Vol.79 No.9
<P>Acetic acid has been shown to promote glycogen replenishment in skeletal muscle during exercise training. In this study, we investigated the effects of acetic acid on endurance capacity and muscle oxidative metabolism in the exercise training using in vivo mice model. In exercised mice, acetic acid induced a significant increase in endurance capacity accompanying a reduction in visceral adipose depots. Serum levels of non-esterified fatty acid and urea nitrogen were significantly lower in acetic acid-fed mice in the exercised mice. Importantly, in the mice, acetic acid significantly increased the muscle expression of key enzymes involved in fatty acid oxidation and glycolytic-to-oxidative fiber-type transformation. Taken together, these findings suggest that acetic acid improves endurance exercise capacity by promoting muscle oxidative properties, in part through the AMPK-mediated fatty acid oxidation and provide an important basis for the application of acetic acid as a major component of novel ergogenic aids.</P>