• Title/Summary/Keyword: 차세대정보시스템

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Wildfire Risk Index Using NWP and Satellite Data: Its Development and Application to 2019 Kangwon Wildfires (기상예보모델자료와 위성자료를 이용한 산불위험지수 개발 및 2019년 4월 강원 산불 사례에의 적용)

  • Kim, Yeong-Ho;Kong, In-Hak;Chung, Chu-Yong;Shin, Inchul;Cheong, Seonghoon;Jung, Won-Chan;Mo, Hee-Sook;Kim, Sang-Il;Lee, Yang-Won
    • Korean Journal of Remote Sensing
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    • v.35 no.2
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    • pp.337-342
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    • 2019
  • This letter describes the development of WRI (Wildfire Risk Index) using GDAPS (Global Data Assimilation and Prediction System) and satellite data, and its application to the Goseong-Sokcho and Gangneung-Donghae wildfires in April 4, 2019. We made sure that the proposed WRI represented the change of wildfire risk of around March 19 and April 4 very well. Our approach can be a viable option for wildfire risk monitoring, and future works will be necessary for the utilization of GK-2A products and the coupling with the wildfire prediction model of the Korea Forest Service.

Artificial Intelligence-based Security Control Construction and Countermeasures (인공지능기반 보안관제 구축 및 대응 방안)

  • Hong, Jun-Hyeok;Lee, Byoung Yup
    • The Journal of the Korea Contents Association
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    • v.21 no.1
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    • pp.531-540
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    • 2021
  • As cyber attacks and crimes increase exponentially and hacking attacks become more intelligent and advanced, hacking attack methods and routes are evolving unpredictably and in real time. In order to reinforce the enemy's responsiveness, this study aims to propose a method for developing an artificial intelligence-based security control platform by building a next-generation security system using artificial intelligence to respond by self-learning, monitoring abnormal signs and blocking attacks.The artificial intelligence-based security control platform should be developed as the basis for data collection, data analysis, next-generation security system operation, and security system management. Big data base and control system, data collection step through external threat information, data analysis step of pre-processing and formalizing the collected data to perform positive/false detection and abnormal behavior analysis through deep learning-based algorithm, and analyzed data Through the operation of a security system of prevention, control, response, analysis, and organic circulation structure, the next generation security system to increase the scope and speed of handling new threats and to reinforce the identification of normal and abnormal behaviors, and management of the security threat response system, Harmful IP management, detection policy management, security business legal system management. Through this, we are trying to find a way to comprehensively analyze vast amounts of data and to respond preemptively in a short time.

Construction of the Multiple Processing Unit by De Bruijn Graph (De Bruijn 그래프에 의한 다중처리기 구성)

  • Park, Chun-Myoung
    • Journal of the Korea Institute of Information and Communication Engineering
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    • v.10 no.12
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    • pp.2187-2192
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    • 2006
  • This paper presents a method of constructing the universal multiple processing element unit(UMPEU) by De Bruijn Graph. The second method is as following. First, we propose transformation operators in order to construct the De Bruijn UMPEU using properties of graph. Second, we construct the transformation table of De Bruijn graph using above transformation operators. Finally we construct the De Bruijn graph using transformation table. The proposed UMPEU be able to construct the De Bruijn graph for any prime number and integer value of finite fields. Also the UMPEU is applied to fault-tolerant computing system, pipeline class. parallel processing network, switching function and its circuits.

A Study on the Synchronization of GFP Signal in NG-SDH System (NG-SDH시스템에서의 GFP 신호동기에 관한 연구)

  • Lee Chang-Ki;Ko Je-Soo
    • The KIPS Transactions:PartC
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    • v.12C no.1 s.97
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    • pp.53-62
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    • 2005
  • The NG-SDH system requires signal synchronization to synchronize incoming ethernet signal with GFP frame. The foreign nation research completes a chipset development until now and it secures a relation technique, but it does not secure a relation technique from domestic. Therefore, in this paper, we presented with signal synchronization method of Ethernet signal through GFP frame. We knew that the synchronized method of Ethernet signal through GFP-F must apply ingress & egress buffer and GFP Idle. We understood that the synchronized method of Ethernet signal through GFP-T must apply GFP Idle and $65B{\_}PAD$, and require maximum 3-bit addition & deletion of idle. Also we showed signal synchronization realization through simulation and obtained MTIE/TDEV characteristics and peak to peak jitter in egress output.

Implementation of a MPEG-4 Video Player for Embedded Systems (임베디드 시스템을 위한 MPEG-4 동영상 플레이어 구현)

  • Kim, Soo-Han;Lee, Myeong-Won;Jhang, Seong-Tae
    • The KIPS Transactions:PartD
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    • v.14D no.3 s.113
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    • pp.311-318
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    • 2007
  • A wearable computer has appeared as the next generation computer with the development of embedded system technique in our country, although it has not been applicable well since the hardware and software capabilities are limited for multimedia service. We have implemented a MPEG-4 video player to provide with such multimedia application service using the embedded systems. This paper illustrates the development of MPEG-4 video player operating on the wearable computer named WPS(Wearable Personal Station), the wristwatch PC developed at ETRI.

Design and Implementation of Real-Time Vehicle Safety System based on Wireless Sensor Networks (무선 센서 네트워크 기반의 실시간 차량 안전 시스템 설계 및 구현)

  • Hong, YouSik;Oh, Sei-JIn;Kim, Cheonshik
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.8 no.2
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    • pp.57-65
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    • 2008
  • Wireless sensor networks achieve environment monitoring and controlling through use of small devices of low cost and low power. Such network is comprised of several sensor nodes, each having a microprocessor, sensor, actuator and wired/wireless transceiver inside a small device. In this paper, we employ the sensor networks in order to design and implement a real-time vehicle safety system. Such system can inform the safe velocity in a specific weather condition to drivers in advance through analyzing the weather data collected from sensor networks. As a result, the drivers can prevent effectively accidents by controlling their car speed.

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A Study on the Payment Systems for Electronic Money in Japan (일본(日本)의 전자화폐(電子貨幣) 결제(決濟)시스템에 관한 고찰(考察))

  • Lee, Cheon-Soo
    • International Commerce and Information Review
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    • v.3 no.2
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    • pp.113-129
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    • 2001
  • 인터넷은 컴퓨터와 네트워크의 가상공간을 통하여 그 개방성과 뛰어난 확장성으로 전자상거래의 기본수단이 되고 있으며 경이로운 발전을 거듭하고 있다. 이에 따라 현재 전세계는 전자상거래가 폭발적으로 성장하는 시기를 맞이하고 있다. 일본에서도 최근 일본정부가 2005년까지 초고속인터넷을 3000만 가구에 보급할 계획을 세우고 있는 등 인터넷의 고속화가 빠르게 진전되고 있고, 이용자의 인터넷 접속요금도 저가격화로 변화함에 따라 전자상거래 이용지도 급속도로 증가할 것으로 예상된다. 그리고 TV를 이용한 게임기나 인터넷 전용머신이라는 컴퓨터 이외의 디지털기기로 인터넷을 이용하는 등 전자상거래 이용수단도 다양화될 것이며, 또한 디지털 텔레비전과의 제휴를 통하여 디지털데이터방송을 활용한 전자상거래도 활발히 이루어질 전망이다. 이에 따라 일본의 전자상거래시장의 급속한 성장과 함께 결제수단도 다양화되고 있다. 전자상거래의 결제수단으로서는 현금, 우편환, 은행입금, 수표 외 전자상거래의 특유의 결제수단이라고 할 수 있는 전자화폐, 인터넷뱅킹, E-Debit 등이 있다. 이 가운데 전자화폐는 일반적으로 유통성, 양도가능성, 범용성, 익명성 등 현금이 가지고 있는 기능을 갖추고 있을 뿐만 아니라 원격지송금성, 수송상의 비용절감, 금액의 분할 및 통합의 유연성, 전자성 등의 특징을 갖고 있으며 현금의 단점을 보완하는 기능도 있기 때문에, 앞으로 신용카드를 대체하는 차세대 전자결제수단으로 등장할 것이 확실시된다. 따라서 본고에서는 현재 일본 내의 다양한 주체들에 의하여 개발 실험되고 있는 전자화폐에 의한 결제시스템을 개관함으로써 우리나라에서도 일본과 같은 다양한 전자화폐에 의한 결제시스템의 개발 실험 도입이 절실함을 제안하였다.

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Korea e-Government Portal for Next Generation u-City (차세대 u-City를 위한 정부 대표포털 구축전략)

  • Cho, Young-Im;Jeong, Hyeong-Chul;Oh, Kang-Tak;Kwak, Hee-Sub
    • Journal of the Korean Institute of Intelligent Systems
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    • v.18 no.6
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    • pp.808-813
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    • 2008
  • u-City is a city for users who are in everywhere as well as everytime. Korea e-government portal as a main e-government portal is a gateway for entering Korea e-government, but it has some problems. This portal has to provide a simple interface according to user's needs, but the current system is too complicated so that this system does not provide information retrieval function according to user's needs. So in this paper, we propose an effective strategy and functions of Korea e-government main portal for effective u-City.

A Study on Air Interface System (AIS) Using Infrared Ray (IR) Camera (적외선 카메라를 이용한 에어 인터페이스 시스템(AIS) 연구)

  • Kim, Hyo-Sung;Jung, Hyun-Ki;Kim, Byung-Gyu
    • The KIPS Transactions:PartB
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    • v.18B no.3
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    • pp.109-116
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    • 2011
  • In this paper, we introduce non-touch style interface system technology without any touch style controlling mechanism, which is called as "Air-interface". To develop this system, we used the full reflection principle of infrared (IR) light and then user's hand is separated from the background with the obtained image at every frame. The segmented hand region at every frame is used as input data for an hand-motion recognition module, and the hand-motion recognition module performs a suitable control event that has been mapped into the specified hand-motion through verifying the hand-motion. In this paper, we introduce some developed and suggested methods for image processing and hand-motion recognition. The developed air-touch technology will be very useful for advertizement panel, entertainment presentation system, kiosk system and so many applications.

Design and Implementation of Multiplex Certification System Using XML Signature For WBI (WBI에서 XML 전자 서명을 이용한 다중 인증 시스템 설계 및 구현)

  • Won, Eom-Ki;Kim, Jung-Jae;Jun, Moon-Seuck
    • Journal of the Korea Computer Industry Society
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    • v.6 no.3
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    • pp.457-464
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    • 2005
  • Internet becomes absolutely necessary tools due to rapid progress of information technology. Educational correspondence abount an age of information demand is a education focused on a learner and remote education based on information technology. Internal and external standardization working is accelerated and recently XML security studies are activated using XML which is next generation web standard document format. But using these are main contents that users have to pay about Certification service to get CA certificate from 2004 me. This paper propose multiplex Certification remote education agent system using XML digital signature to satisfy security requirement.

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