• Title/Summary/Keyword: IT통계정보시스템

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An Implementation of Optimum Tender Price Automatic Calculation System using Statistical Analysis Technique (통계분석 기법을 이용한 최적의 투찰가 자동 산출 시스템의 구현)

  • Kim, Bong-Hyun;Lee, Se-Hwan;Cho, Dong-Uk
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.33 no.11B
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    • pp.1013-1019
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    • 2008
  • Recently, various information and data are efficiently used by the rapid growth of its Internet in our real life. But, users have spent lots of time finding necessary information for the increased amounts of information. To solve this problem, it can be provided the speed, accuracy of information search with development of intelligent search engines, agent system etc. In this paper, we propose the method of getting the best tender price in the analysis of the construction bid information that needs its professionalism by on the purpose to maximize users' satisfaction. Of course, if it is not under the unit of a results in the future, we put target of this paper on part to heighten supreme successful bid success rate. Therefore, this paper embodies offered system of web based on producing tender price of most suitable through techniques to produce tender price about successful bid that compare with bidder fare by statistical analysis incidental and value approaching successful bidder fare by frequency analysis method.

Design and Implementation of a COncept-based Image Retrieval System: COIRS (개념 기반 이미지 정보 검색 시스템 COIRS의 설계 및 구현)

  • Yang, Hyung-Jeong;Kim, Ho-Young;Yang, Jae-Dong;Hur, Dae-Young
    • The Transactions of the Korea Information Processing Society
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    • v.5 no.12
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    • pp.3025-3035
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    • 1998
  • In this paper, we describe the design and implementationof COIRS COncept,based Image Retricval System). It differs from extant content-based image retrieval systems in that it enables users to query based on concepts- it allows users to get images concepmally relevant. A concept is basically an aggregation of promitive objects in an image. For such a cencept based image retrieval functionality. COIRS aglopts an image descriptor called triple and includes a triple thesaurus used for capturing concepts. There are four facilities in COIRS: a visual image indeses a triple thesaurus, an inverted fiel, and a user query interface. The visnal image indeser facilitates object laeling and the percification of positionof objects. It is an assistant tool designed to minimize manual work when indexing images. The thesarrus captires the concepts by analyzing triples, thereby extracting image semantics. The triples are then for formalating queries as well as indexing images. The user query interiare enables users to formulate...

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Super Resolution Performance Analysis of GAN according to Feature Extractor (특징 추출기에 따른 SRGAN의 초해상 성능 분석)

  • Park, Sung-Wook;Kim, Jun-Yeong;Park, Jun;Jung, Se-Hoon;Sim, Chun-Bo
    • Proceedings of the Korea Information Processing Society Conference
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    • 2022.11a
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    • pp.501-503
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    • 2022
  • 초해상이란 해상도가 낮은 영상을 해상도가 높은 영상으로 합성하는 기술이다. 딥러닝은 영상의 해상도를 높이는 초해상 기술에도 응용되며 실현은 2아4년에 발표된 SRCNN(Super Resolution Convolutional Neural Network) 모델로부터 시작됐다. 이후 오토인코더 (Autoencoders) 구조로는 SRCAE(Super Resolution Convolutional Autoencoders), 합성된 영상을 실제 영상과 통계적으로 구분되지 않도록 강제하는 GAN (Generative Adversarial Networks) 구조로는 SRGAN(Super Resolution Generative Adversarial Networks) 모델이 발표됐다. 모두 SRCNN의 성능을 웃도는 모델들이나 그중 가장 높은 성능을 끌어내는 SRGAN 조차 아직 완벽한 성능을 내진 못한다. 본 논문에서는 SRGAN의 성능을 개선하기 위해 사전 훈련된 특징 추출기(Pre-trained Feature Extractor) VGG(Visual Geometry Group)-19 모델을 변경하고, 기존 모델과 성능을 비교한다. 실험 결과, VGG-19 모델보다 윤곽이 뚜렷하고, 실제 영상과 더 가까운 영상을 합성할 수 있는 모델을 발견할 수 있을 것으로 기대된다.

A Study on the Improvement of Digital Library System for School Library (학교도서관업무지원시스템(DLS) 개선방안에 관한 연구)

  • Byun, Woo-Yeoul;Lee, Mihwa
    • Journal of the Korean Society for information Management
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    • v.34 no.1
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    • pp.31-50
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    • 2017
  • This study was to suggest the problems and the improvement plan of Digital Library System (DLS) which has solved the library management and has supported the data building for resource sharing in school libraries since 2001. The 9 DLS committees were interviewed about the current situation of DLS use and the problems of DLS system in the 6 areas of acquisition, cataloging, circulation and discharge, inventory, library statistics, and searching interface as the research methods. Based on the interviews, the improvement plans were suggested as followed. In acquisition, it was to need the acquisition system development and online purchase for users. In cataloging, the improvement of data quality management, and indexes and vocabularies control for upgrade of searching function were needed. The advanced circulation speed in circulation, the restoration of discarded data in inventory and the exact statistic data in library statistics were need to improve the DLS. This study would contribute to the betterment of DLS and increase the use of DLS.

Developing SPC System of an Automobile Parts Manufacturing Firm under POP System Environment (POP시스템 환경하의 자동차부품 제조업체의 SPC시스템 개발)

  • 이진춘;김정만;김오환
    • Journal of Korea Society of Industrial Information Systems
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    • v.4 no.3
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    • pp.8-14
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    • 1999
  • SPC(Statistical Process Control) provides objective means of controlling quality in any transformation processes by analyzing statistically data gathered in the process. Considering the fact that a measure to feedback results of the process investigation in the real time is required, it is very practical to construct the SPC system as a module of the POP(Point of Production) system. Because this approach can make the investment cost reduced and achieve goals of production/process control and SPC simultaneously. This paper designed and developed the SPC system of firm S that manufactures automobile parts

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A study on the Performance of KTALIS Library IR System by the Usage Pattern and the Response Time (KTALIS 도서 자료 검색 시스템의 이용 기능 분포도 및 응답 시간을 중심으로한 시 스템 성능에 대한 고찰)

  • 김재일;김영헌;이혜옥;허문행
    • Journal of the Korean Society for information Management
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    • v.5 no.2
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    • pp.145-160
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    • 1988
  • 111 this paper, ~vc atialyzed thr, staristical data logged by rlte library itiformatio~~ rrtrieval system n41icli was developed it1 K'I'A as a part of total system. System performance was measured numerically b\. means of tables and graphs reprc.ieritmg the usage patterns, die response times, and tl~e success ratt.5 of each stxiircIii~rg item.

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Distributed Processing Method of Hotspot Spatial Analysis Based on Hadoop and Spark (하둡 및 Spark 기반 공간 통계 핫스팟 분석의 분산처리 방안 연구)

  • Kim, Changsoo;Lee, Joosub;Hwang, KyuMoon;Sung, Hyojin
    • Journal of KIISE
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    • v.45 no.2
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    • pp.99-105
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    • 2018
  • One of the spatial statistical analysis, hotspot analysis is one of easy method of see spatial patterns. It is based on the concept that "Adjacent ones are more relevant than those that are far away". However, in hotspot analysis is spatial adjacency must be considered, Therefore, distributed processing is not easy. In this paper, we proposed a distributed algorithm design for hotspot spatial analysis. Its performance was compared to standalone system and Hadoop, Spark based processing. As a result, it is compare to standalone system, Performance improvement rate of Hadoop at 625.89% and Spark at 870.14%. Furthermore, performance improvement rate is high at Spark processing than Hadoop at as more large data set.

A Longitudinal Analysis of the Number of Checked-out Books Using Latent Growth Model and Growth Mixture Modeling (잠재성장모형과 성장혼합모형을 이용한 도서관 대출권수의 종단적 분석)

  • Heejin Park;Sungjae Park
    • Journal of the Korean Society for Library and Information Science
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    • v.57 no.1
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    • pp.45-68
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    • 2023
  • The purpose of this study is to longitudinally analyze impact factors on library use. One of library use indicators, the number of circulated books was statistically analyzed with latent growth model and growth mixture model. Library data from 2014 to 2019 were collected from the National Library Statistics System, and 846 public libraries were analyzed. As results, the number of circulated books were decreased, but it was tempered. Next, with controlling the factor affecting the dependent variable, the size of collection and the number of participants in reading programs provided by public libraries were statistically significant. Lastly, 5 classes were identified by applying the growth mixture model, and the number of librarians was significantly associated with trajectory class membership.

Design and Implementation of Linked Research System for Global Standardization (글로벌 표준화를 위한 연계 Research System의 설계 및 구현)

  • Chang, Young-Hyun;Park, Dea-Woo
    • Proceedings of the Korean Institute of Information and Commucation Sciences Conference
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    • 2010.05a
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    • pp.295-298
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    • 2010
  • There are three types of survey research system, telephone surveys, online surveys, interviews and so on. Currently most of the survey data have been verified by hand-collecting state in korea. Semi-automated research systems, some companies are using imported from abroad. This paper is the study on the design and implementation of linked research system for global standardization. The system is optimized through customizing for local conditions, as well as professionals for telephone surveys, online surveys, interviews even a normal user can enter the questionnaire easily and quickly. The result data is passed to the customer quickly and accurately. In particular, this system is based on automatic data input and collected provides best efficient analysis and statistics. Office programs and advanced statistical program SPSS is compatible with the maximum benefits for proposed system. Additionally, to achieve the import substitution effect through localization and to propose a global standard the proposed system is designed and implemented.

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종합물류정보망의 서비스와 시스템의 추진방향

  • 안승범
    • Korea Logistics Conference
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    • v.10 no.1
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    • pp.5-24
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    • 2002
  • 전자상거래의 발달은 산업구조와 상거래의 변화를 가져왔다. 기존의 제조업체와 도, 소매상과 소비자와의 관계 변화에 따라 물류에 대한 중요도가 더해 가고 있다. 인터넷상에서 실시간으로 이루어지는 전자상거래에서 물류는 그 성패를 가늠할 만큼 중요한 요소라 할 수 있다. 국내에서는 변화하는 정보화시대에 대비하여 정부차원에서 지난 90년대 중반부터 물류분야에서 종합물류정보망을 구축하여 수출입물류와 국내물류의 정보화를 추진하고 있다. 통관망과 더불어 종합물류정보망은 수출입물류에 있어 전자문서교환(EDI)과 컨테이너터미널에서의 게이트자동화와 터미널운영정보서비스를 제공하고 있다. 육상에서는 첨단화물운송정보시스템(CVO)을 구축하여 화물차량실시간추적 및 수배송주선서비스를 제공하고 육상과 수출입물류에서 정보관리와 통계서비스를 제공하고 있다. 전자상거래에 따른 산업구조와 기술개발 등의 변화 외에도 남북한 긴장완화, 동북아시아 환경변화, 환경친화형 사회 구축 등에 따른 물류정보화에 대한 접근이 필요하게 되었다. 이에 따라 외국에서의 전자상거래의 발달에 따른 물류정보화의 추세, 통신 및 정보기술(IT)의 발달에 따라 구현가능한 물류정보화 서비스를 살펴보고 국내에서 추진중인 종합물류정보망의 서비스와 시스템의 추진방향에 대해 다루어 보았다. 종합물류정보망에서는 향후 수출입물류정보서비스, 첨단화물운송(CVO) 서비스, 통합물류DB서비스, 물류거점시설정보서비스, 물류 e-Marketplace 서비스를 구축, 제공할 예정이다.

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