http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
변화된 스레드 트리를 이용한 점진적 LR 파싱 알고리즘 구현 및 설계
이대식,Lee, Dae-Sik 한국융합보안학회 2005 융합보안 논문지 Vol.5 No.4
스레드 트리란 LR 파싱표를 사용하여 파스 트리인 동시에 파스 스택을 표현 할 수 있는 자료구조이다. $Larchev\^{e}que$는 스택을 사용하여 스레드 트리들 구성하고 점진적 파싱을 한다. 본 논문에서는 재 파싱 노드와 파싱속도를 줄이기 위해 스택을 사용하지 않는 변화된 스레드 트리를 구성하는 알고리즘을 제안한다. 또한 노드의 재 파싱 과정을 없애기 위해 변화된 스레드 트리와 LR 파싱표를 사용하는 점진적 파싱 알고리즘을 제안한다. Threaded Tree is the data structure that can express parse stack as well as parse tree with LR parsing table. $Larchev\^{e}que$ makes Threaded Tree and Incremental Parsing with stack. This paper suggests the algorithm consisting of changed threaded tree without stack in order to reduce reparsing node and parsing speed. Also, it suggests incremental parsing algorithm to get rid of the reparsing process in node.
이대식,Lee, Dae-Sik 한국과학기술단체총연합회 2002 과학과 기술 Vol.35 No.4
[Bio Technology의 세계] 신약개발 연구기관 설립 등 투자확대를
TiO2 귀금속을 첨가한 WO3 후막 센서의 제조 및 NOx 감응 특성
이대식,한상도,손영목,이덕동 ( Dae Sik Lee,Sang Do Han,Young Mok Son,Duk Dong Lee ) 한국센서학회 1997 센서학회지 Vol.6 No.4
NO_x sensors using tungsten oxide films as a base material were prepared and their electrical and sensing characteristics have been investigated. The WO₃ thick films doped with SnO₂ or TiO₂ showed higher sensitivity and better sorption characteristics to NOx gas than the pure WO₃ films material in air at operating temperature of 400 ℃. By addition of noble catalysts, such as Ru or Au, to the TiO₂-WO₃ thick films, their sensitivity, recovery and selectivity to NO_x gas were found to be more enhanced.
감축 불가능한 유향그래프로부터 지배자 트리를 구성하기 위한 효과적인 알고리즘
이대식,심손권,안희학,Lee, Dae-Sik,Sim, Son-Kweon,Ahn, Heui-Hak 한국정보처리학회 2000 정보처리논문지 Vol.7 No.8
지배자 트리란 유향그래프에서 지배관계를 트리로 표현한 것이다. 임의의 유향그래프로부터 지배자 트리를 구성하기 위한 효과적인 알고리즘을 제시한다. 감축 가능한 흐름그래프는 지배자 계산을 한 후 지배자 트리로 감축된다. 감축 불가능한 흐름그래프는 정보 테이블의 연결가지 정보를 이용하여 지배자 연결그래프로 구성된다. 지배자 연결그래프에서 지배자 트리로 감축하기 위하여 효과적인 순차감축 알고리즘과 지연감축 알고리즘을 제안한다. The dominator tree presents the dominance frontier from directed graph to the tree. we present the effective algorithm for constructing the dominator tree from arbitrarY directed graph. The reducible flow graph was reduced to dominator tree after dominator calculation. And the irreducible flow graph was constructed to dominator-join graph using join-edge information of information table. For reducing the dominator tree from dominator-join graph, we present the effective sequency reducible algorithm and delay reducible algorithm.
이대식 ( Dae Sik Lee ) 경희대학교 교육발전연구원(구 교육문제연구소) 2011 慶熙大學校 敎育問題硏究所 論文集 Vol.27 No.1
질 높은 교육을 제공해야 한다는 목표는 시대적 요청사안이다. 이 논문에서는 질 높은 초등교육을 제공하기 위해 무엇이 필요한지를 인성교육과 학업지도 현황을 살펴봄으로써 논의하고자 했다. 인성교육 측면에서는 시행되고 있는 프로그램의 풍성함에도 불구하고 교육내용, 교육목적, 교육방법 측면에서 근본적인 논의가 필요하다는 점을 제기했다. 학업지도 측면에서는 가장 핵심적인 사안인 무엇을 어떻게 가르칠 것인가에 관한 논의와 구체적인 지침이 더 필요함을 주장했다. 전반적으로, 현재 초등학교는 여러 가지 업무와 프로그램으로 매우 바쁘지만 정작 무엇 때문에 어떻게 바빠야 하는지에 대한 깊이 있는 성찰이 부족해보인다. 초등교육 현장이 개선 혹은 혁신되어야 한다면 그 핵심은 교실 내에서 교사와 학생 간에 이루어지고 있는 수업이어야 할 것이다. In this paper, the current status of teaching low-achieving students and character-building education in elementary schools was reviewed for the purpose of delineating requirements for providing best primary education. On character-building education, some fundamental issues regarding contents, objectives, and methods were raised, despite the ampleness of diverse programs having been implemented nationwide. To help low-achieving students, more specific guidelines about how to teach and what to teach, rather than implementing big but ambiguous programs, were suggested. Overall, it seemed we need to look into more carefully what we are doing for what, although we are too busy with various works. If elementary education need to be changed, it must be started and ended with teaching practices being held in each classroom.
AV 기기를 위한 AC 입력 전류 모니터링 대기 전력 저감 시스템
이대식(Dae Sik Lee),이강현(Kang Hyun Yi) 대한전기학회 2016 전기학회논문지 Vol.65 No.9
This paper proposes a system for reducing the standby power consumption in using the consumer electronic devices such as a television, a home theater, a set-top box, or a DVD player. The system is consisted of a flyback converter, monitoring circuits, a relay and a micro-processor. The proposed system can reduce the standby power consumption by disconnecting the AC input and the consumer devices can be turned on with a remote control. The proposed standby power system consumes the low power to receive the infrared signal from the remote controller. Furthermore, a electronic double layer capacitor is used to store the energy with high efficiency. The proposed power system can operate the 플라이백 converter to charge the electronic double layer capacitor and connect the AC input to the consumer electronic devices. The proposed power circuit can reduce the standby power consumption in AV devices without increasing the cost. The prototype is implemented to verify the system with the commercialized products.
이대식 ( Dae-sik Lee ) 서울대학교 러시아연구소 2015 러시아연구 Vol.25 No.2
Since the settlement of Iran``s nuclear negotiations in July 2015, the conflict between the United States and Russia over the European MD system has been reignited. The conflict, leading to the military expansion of the two sides, has heightened military tensions in Europe. The problem is that the conflict will be protracted because the root of this conflict lies in the difference in the global strategy of the two countries. After the collapse of the Soviet Union the United States has been trying to establish the unipolar system surrounding itself, which has continued despite Obama``s reset policy. Whereas the Russian government is seeking after the multipolar system, where four axes, including US, EU, China, and Russia, are equally competitive. For this purpose, recently Russia is strengthening the cooperation with China. The conflict between the US and Russia over the MD problem in Europe is repeating in the Korean Peninsula over the Thad between US and China, so it is necessary for South Korea to take the appropriate diplomatic action not to deteriorate the situation.
유럽 에너지 안보와 2020 나고르노카라바흐 분쟁의 상관관계
이대식(Lee, Dae Sik) 한국슬라브유라시아학회 2020 슬라브학보 Vol.35 No.4
Azerbaijan and Turkey argue for a direct link between the Nagorno-Karabakh War and European energy security. Europe, the United States and Russia"s passive response to this is due to the changed global energy geopolitical landscape. After the US emerged as an energy exporter, Europe reorganized its gas import strategy centered on Russia"s PNG and US LNG. As a result, the effect of the Southern Gas Corridor and its part, the Southern Caucasus Gas Pipeline, on European energy security was greatly weakened. For Europe, Caspian Gas is no longer in great need, and it is only a competitor to the US and Russia. Thus, great powers such as the United States, Europe and Russia all want to keep the state of tension in the region within control.