• Title/Summary/Keyword: Research Information Systems

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The limits in legislating and the methods for improving the current 'National Guidelines on Anti-Terror Activities' (현행 '국가대테러활동지침'의 문제점과 입법적 개선방안에 관한 연구)

  • Kim, Soon-Seok;Shin, Jae-Chul
    • Korean Security Journal
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    • no.20
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    • pp.95-117
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    • 2009
  • Ever since the 9/11 terror attack, all the world has perceived the need and taken actions to make an anti-terror law, however The Republic of Korea has not yet come up with any relevant output. Currently, the Korean government apportions duties to each related government agency and sets up systems for cooperation among them to make preparations against and cope with terror threats, according to The National Guidelines on Anti-Terror Activities (the presidential directive number 47 given on January 21, 1982). However, the directive has many limits and shortcomings in coping with national emergencies. In this situation, this research aims to compare the national anti-terror laws of others countries with Korea's, in order to understand the problems in Korea, i.e., that The National Guidelines on Anti-Terror Activities, which are the only anti-terror regulations in Korea do not clearly describe the concept and range of a terror, that national anti-terror meetings and the anti-terror standing committee have problems with their operation, that the Terrorism Information Integration Center has also its own problems, and that Korea lacks in preparatory actions against terror crimes and there are still problems about investigations into terror incidents. In order to solve these problems for the future, the present author suggests that the purpose of the law on The National Guidelines on Anti-Terror Activities shall be re-established so as to meet the current anti-terror conditions of Korea, the concept of a terror and anti-terror activities shall be clarified, anti-terror organizations shall be unified, the chair of the anti-terror standing committee shall be appointed legally and automatically according to the relevant rule and be given more rights so as to have free access to private information for anti-terror activities and terror-related information, and systems shall be supplemented for reporting terror-involved persons and funds.

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A Study on Improving Availability of Open Data by Location Intelligence (위치지능화를 통한 공공데이터의 활용성 향상에 관한 연구)

  • Yang, Sungchul
    • Journal of Cadastre & Land InformatiX
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    • v.49 no.2
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    • pp.93-107
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    • 2019
  • The open data portal collects data created by public institutions and opens and shares them according to related laws. With the activation of the Fourth Industrial Revolution, all sectors of our society are demanding high quality data, but the data required by the industry has not been greatly utilized due to the lack of quantity and quality. Numerous data collected in the real world can be implemented in cyber physical systems to simulate real-world problems, and alternatives to various social issues can be found. There is a limit to being provided. Location intelligence is a technology that enables existing data to be represented in space, enabling new value creation through convergence. In this study, to present location intelligence of open data, we surveyed the status of location information by data in open data portal. As a result, about 60% of the surveyed data had location information and the representative type was address. Appeared. Therefore, by suggesting location intelligence of open data based on address and how to use it, this study aimed to suggest a way that open data can play a role in creating future social data-based industry and policy establishment.

The Changes and Present Status of Education in Clothing Departments at Vocational High Schools (전문계 고등학교 의상과 교육과정에서의 교육목표 및 내용에 관한 연구)

  • Yoo, Hye-Ja;Chunhg, Mee-Kyung
    • Journal of the Korean Society of Clothing and Textiles
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    • v.34 no.2
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    • pp.371-384
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    • 2010
  • This research investigates the historical changes of the educational system for the clothing departments at vocational high schools. According to the growth of the fashion industry, employment potential in the clothing departments of the vocational high schools, numerical changes in the educational statistics, and curriculums were investigated by papers, reports, and statistic data. The statistic data were derived from the 'Center Educational Statistics and Information', 'School Information' (Hak-gyo Alimi), 'Korean Statistical Information Services' and internet home pages of vocational high schools. Technical service workers that graduate from clothing departments and vocational high schools have limited competitiveness in a thriving fashion industry field. Highly developed fashion industries require more professional workers in fashion design, fashion marketing, and fashion materials. Compared to 1994, when 35 classes were conducted in 5 vocational high schools, 69 classes are now conducted at 15 schools. They have over 2,000 students and produce over 600 graduates. However, 222 credits of the $1^{st}$ curriculum in 1958 went down to 82 credits in the 2007 revised curriculum to complete the credits of clothing departments. The 15 courses of the 1st curriculum fell to 5 courses in the 2007 revised curriculum on the number of major subjects. It is a fundamental problem that major courses in clothing education have been excessively reduced despite the demand for of highly specialized workers in the fashion industry. In the view of operating conditions of those schools, there were several problems such as the wide gaps in the curriculum, limited equipment, the supply of teachers, and counseling on the choice of college or a career. In conclusion, the following measures are required: 1) the increase of complement credits in major subjects and renovation of curriculum, 2) national substantial support to change the social circumstance concerning vocational education and occupational consciousness, 3) operation of credit approving systems in universities and colleges for students that have completed the same courses at vocational high schools, 4) designing realistic programs for vocational education and cooperation systems with corporate enterprises.

Multirate Multicarrier DS/CDMA with 2-Domain Spreading (2차원 확산을 사용하는 다중전송률 MC-DS/CDMA 시스템)

  • Kim, Nam-Sun
    • Journal of Korea Society of Industrial Information Systems
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    • v.16 no.4
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    • pp.27-35
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    • 2011
  • Multicarrier-Direct Sequence/Code Division Multiple Access(MC-DS/ CDMA) which is a combination of Orthogonal Frequency Division Multiplexing(OFDM) and DS/CDMA has been of significant interest as a means to take such advantages as bandwidth efficiency, high bit rate and robustness against multipath fading. In this paper we study a reduced-complexity multiuser detection aided multirate MC-DS/CDMA with time(T)-domain and frequency(F)-domain spreading. The one- dimensional orthogonal variable spreading factor(1D OVSF) code extracted from 2D OVSF code are used as a spreading code in T/F-domain. The proposed system will use code grouping interference cancellation(CGIC) receiver to reduce Multiuser Interference(MUI). The CGIC receiver uses code grouping by the correlation properties of 1D OVSF code and dose not requires the code information and activity of other user. The multiuser detector with CGIC receiver will be analyzed in Time- and Frequency-domain separately(jointly). The system performance is analytically derived in Additive White Gaussian Noise(AWGN) channel and we also compare the system performance between proposed system and T/F spreaded single(multi) rate multiuser MC-DS/CDMA system. In the computer simulation results, the proposed receiver of demonstrated huge performance improvement over conventional matched filter receiver.

Performance Evaluation of VTON (Virtual-Try-On) Algorithms using a Pair of Cloth and Human Image (이미지를 사용한 가상의상착용 알고리즘들의 성능 분석)

  • Tuan, Thai Thanh;Minar, Matiur Rahman;Ah, Heejune
    • Journal of Korea Society of Industrial Information Systems
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    • v.24 no.6
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    • pp.25-34
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    • 2019
  • VTON (Virtual try-on) is a key technology that can activate the online commerce of fashion items. However, the early 3D graphics-based methods require the 3D information of the clothing or the human body, which is difficult to secure realistically. In order to overcome this problem, Image-based deep-learning algorithms such as VITON (Virtual image try-on) and CP-VTON (Characteristic preserving-virtual try-on) has been published, but only a sampled results on performance is presented. In order to examine the strength and weakness for their commercialization, the performance analysis is needed according to the complexity of the clothes, the object posture and body shape, and the degree of occlusion of the clothes. In this paper, IoU and SSIM were evaluated for the performance of transformation and synthesis stages, together with non-DL SCM based method. As a result, CP-VTON shows the best performance, but its performance varies significantly according to posture and complexity of clothes. The reasons for this were attributed to the limitations of secondary geometric deformation and the limitations of the synthesis technology through GAN.

Design and Implementation of Indoor Air Hazardous Substance Detection Mobile System based on IoT Platform (IoT platform 기반 실내 대기 위험 물질 감지 모바일 시스템 설계 및 구현)

  • Yang, Oh-Seok;Kim, Yeong-Uk;Lee, Hong-Lo
    • Journal of Korea Society of Industrial Information Systems
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    • v.24 no.6
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    • pp.43-53
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    • 2019
  • In recent years, there have been many cases of damage to indoor air hazardous materials, and major damage due to the lack of quick action. In this regard, the system is intended to establish for sending push messages to the user's mobile when the concentration of hazardous substances is exceeded. This system extracts data with IoT system such as Arduino and Raspberry Pi and then constructs database through MongoDB and MySQL in cloud computing system. The database is imported through the application server using NodeJS and sent to the application for visualization. Also, when receiving signals about a dangerous situation in IoT system, push message is sent using Google FCM library. Mobile application is developed using Android Web view, and page to enter Web view is developed using HTML5 (HTML, Javascript CSS). The application of this system enables real-time monitoring of indoor air-dangerous substances. In addition, real-time information on indoor/outdoor detection location and concentration can be sent to the user's mobile in case of a risk situation, which can be expected to help the user respond quickly.

A Exploratory Study on Skill Formation and Professionalization of Korea's Newspaper Journalists (한국 신문언론노동의 숙련구조 변동과 전문직화에 대한 탐색적 접근)

  • Choi, Seok-Hyeon;Ahn, Dong-Hwan
    • Korean journal of communication and information
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    • v.57
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    • pp.84-108
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    • 2012
  • This article is concerned with exploring labour market transformation in newspaper industry and thereby looking into skill formation and professionalization of journalists. In Korea, according to previous research, newspaper journalist labour market had been characterized by a low inter-firm mobility of workers and patterns of long-term employment and firm-based skill training. However, over the past few years, as new product strategies of newspaper firms has changed due to management crisis employers pull back from the responsibilities of investment on skill training and securing job stability for journalists. However, in spite of overall weakened firm-based skill formation systems within the market, there still seems to be long way to build alternative systems of skill developments for them. As a result, it will be argued that, in the absence of manifest labor market institutions such as apprenticeships or skill certification system, which are assumed to traditionally certify workers' professionalization, occupational identity and professionality of newspaper journalist labour market will be weakened. Labor market data from interviews with journalists in the newspaper industry are used in order to test this hypothesis.

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A RFID-Based Multi-Robot Management System Available in Indoor Environments (실내 환경에서 운영 가능한 RFID 기반 멀티 로봇 관리 시스템)

  • An, Sang-Sun;Shin, Sung-Oog;Lee, Jeong-Oog;Baik, Doo-Kwon
    • Journal of the Korea Society of Computer and Information
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    • v.13 no.6
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    • pp.13-24
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    • 2008
  • The multi robot operation technique has emerged as one of the most important research subjects that focus on minimizing redundancy in space exploration and maximizing the efficiency of operation. For an efficient operation of the multi robot systems, the movement of each Single robot in the multi robot systems should be properly observed and controlled. This paper suggests Multi Robot Management System to minimize redundancy in space exploration by assigning exploration space to each robot efficiently to take advantage of the RFID. Also, this paper has suggested fault tolerance technique that detects disable Single robot and substitute it by activated Single robot in order to ensure overall exploration and improve efficiency of exploration. Proposed system overcomes previous fault that it is difficult for central server to detect exact position of robot by using RFID system and Home Robot. Designated Home robot manages each Single robot efficiently and assigns the best suited space to Single robot by using RFID Tag Information. Proposed multi robot management system uses RFID for space assignment, Localization and Mapping efficiently and not only maximizes the efficiency of operation, but also ensures reliability by supporting fault-tolerance, compared with Single robot system. Also, through simulation, this paper proves efficiency of spending time and redundancy rates between multi robot management applied by proposed system and not applied by proposed system.

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A Study on the Impacts of Manufacture's Sales Policy of Each Power Source on Sales Will by Agency (제조업체의 파워원천별 영업정책이 대리점의 판매의지에 미치는 영향에 관한 연구)

  • Lee, Han-Il;Park, Jong-Oh
    • Management & Information Systems Review
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    • v.29 no.3
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    • pp.23-50
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    • 2010
  • This study is that the manufacturer's sales policy power appeared on the source of local distributors through the sale willingness impact on research for coexistence between the manufacturer and dealer sales for developing policy. Dealers in terms of the sale of regional sales willingness says "manufacturers and retailers to connect to the regional distribution on the path to regional sales representative for manufacturers based on trust companies that supply products or products manufactured by local retailers for about a unilateral will sale whether the continued willingness and indicates the degree of business". This study topics are the results of this measure will sell a total of 24 entries are four factors. In variety sales policy of each power source, First, sales policy in Reward Power, compensatory power as the manager of promotion support, sales support and sales activities will significantly impact respectively. Second, sales policy of Coercive Power, reduction of credit limits act as an element of discontent and the sales will appear in the negative hypothesis of the influence was partially supported. Third, sales policy in Referent Power, the information trust, the most significantly impact of trade policy, respectively. Fourth, sales policy in Professional Power, delay time delivery of goods, sales of our product and sales knowledge will have a significantly effect appear to be related.

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A Study on OLE/COM-based GIS Data Provider Component Development Toward Application System Development (응용시스템 구축을 위한 OLE/COM 기반의 GIS 데이터 제공자 컴포넌트 시스템에 관한 연구)

  • 김민수;김광수;오병우;이기원
    • Spatial Information Research
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    • v.7 no.2
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    • pp.175-190
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    • 1999
  • Recently , as GIS technology is rapidly improved and stabilized, there are some needs to reuse pre-developed and powerful GIS technology. GIS standardization based on components and open interfaces becomes a way to solve those reusability of previous GIS technology. This GIS standardization currently focuses on building the GIS Data Infrastructure that is being deployed globally. Especially, OpenGIS consortium which is mainly made up of international GIS leading vendors is announcing some GIS abstract specifications and implementation specifications. This study focuses on how could we design and implement the OLE/COM-based data provider component based on various DBMS or file systems, how could these data provider components be used for enterprise UIS(Urban Information Systems) and how could various formatted GIS data be shared in one system. Also some problems practically caused by an implementation process of data provider component are listed up and some solutions are given. Furthermore, design and analysis of UML(Unified Modeling Language) was reformed through the data provider component development task and this UML methodology is able to indicate a standardized model for newly developed data provider component.

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