• Title/Summary/Keyword: Data Marketplace

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Critical Success Factors for Implementation of e-Business in the Public Sector : A Case Study of the Korean ‘Onbid’ Asset-Management System

  • Park, Sang-Hyeok;Kim, Seok-Kyu
    • Journal of Information Technology Applications and Management
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    • v.15 no.3
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    • pp.227-242
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    • 2008
  • The purpose of this study is to identify the critical factors for the successful implementation of e-business in the public sector. The paper reports on a case study of the 'Onbid' asset-management system developed by the Korean Asset Management Corporation (KAMCO). 'Onbid' system is an e-marketplace for trading in public assets, including the disposition by public sale of real estate. Through this case study, the paper: (i) explores the changes in organizational culture that are required for successful e-transformation in organizations of public sectors; and (ii) identifies the critical success factors for the implementation of e-business in the public sector.

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A Critical Analysis of Buyer Authenticated Credit Card Payment Programs: The Online Merchant′s Perspective

  • Ally, Mustafa A.;Toleman, Mark
    • Proceedings of the CALSEC Conference
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    • 2004.02a
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    • pp.75-82
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    • 2004
  • Recently introduced by the major credit card associations as replacements for the decommissioned SET and 3DSET protocols, the new payment models, 3DSecure and UCAF/SPA, have been designed to provide online merchants with a solution to an existing problem in online credit card transactions - the lack of an effective and efficient means of authenticating cardholders. The expected benefits arising from this added level of security from the merchant′s perspective are increased consumer confidence, significant reduction in the levels of fraud and charge backs and "liability shift". Using data gleaned from preliminary interviews, discussion forums and promotional material, we present a critical analysis of the potential barriers and facilitators that will impact on the widespread traction of these programs in the marketplace in the coming years.

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Product-group Recommendation based on Association Rule Mining and Collaborative Filtering in Ubiquitous Computing Environment (유비쿼터스 환경에서 연관규칙과 협업필터링을 이용한 상품그룹추천)

  • Kim, Jae-Kyeong;Oh, Hee-Young;Kwon, Oh-Byung
    • Journal of Information Technology Services
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    • v.6 no.2
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    • pp.113-123
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    • 2007
  • In ubiquitous computing environment such as ubiquitous marketplace (u-market), there is a need of providing context-based personalization service while considering the nomadic user preference and corresponding requirements. To do so, the recommendation systems should deal with the tremendous amount of context data. Hence, the purpose of this paper is to propose a novel recommendation method which provides the products-group list of the customers in u-market based on the shopping intention and preferences. We have developed FREPIRS(FREquent Purchased Item-sets Recommendation Service), which makes recommendation listof product-group, not individual product. Collaborative filtering and apriori algorithm are adopted in FREPIRS to build product-group.

New Design of Choice Sets for Choice-based Conjoint Analysis

  • Kim, Bu-Yong
    • The Korean Journal of Applied Statistics
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    • v.25 no.5
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    • pp.847-857
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    • 2012
  • This article is concerned with choice-based conjoint analysis versus rating-based and ranking-based conjoint analysis. Choice-based conjoint analysis has a definite advantage in that the respondent's task of choosing the most preferred profile from several competing profiles adequately mimics consumer marketplace behavior. It is crucial to design the choice sets appropriate for the choice-based conjoint. Thus, this article suggests a new method to design the choice sets that are well-balanced. It augments the balanced incomplete block design and then obtains the dual design of the result to accommodate various numbers of profiles. In consequence, the choice sets designed by the new method have the desirable characteristics that each profile is presented to the same number of respondents, and pairs of any two distinct profiles occur together in the same number of choice sets. The balancing of the design increases the efficiency of the conjoint analysis. In addition, the pair-comparison scheme can improve the quality of data through the identification of contradictory responses.

A study on DDoS Attack, Detecting and Defence in ubiquitous system (유비쿼터스환경에서의 DDoS의 공격과 탐지, 방어시스템에 관한 연구)

  • Jung, Chang-Duk;Cha, Joo-Won;Hwang, Sun-Il
    • 한국IT서비스학회:학술대회논문집
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    • 2009.11a
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    • pp.544-548
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    • 2009
  • The underlying success of logistics depends on the flow of data and information for effective management. Over the last 30 years, we have seen the power of microprocessors double about every 18months. This continuing trend means that computers will become considerably smaller, cheaper, and more abundant; indeed, they are becoming ubiquitous and are even finding their way into everyday objects, resulting in the creation of smart things. In the long term, ubiquitous technologies will take on great economic significance. Industrial products will become smart because of their integrated information processing capacity, or take on an electronic identity that can be queried remotely, or be equipped with sensors for detecting their environment, enabling the development of innovative products and totally new services. The global marketplace runs on logistics, security, speed, agility and flexibility..In this paper we report that pairing these traditional logistics functions with RFID technology can be a huge value-driver for companies. This winning combination yields increased logistics management effectiveness and more efficient visibility into the supply chain management.

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Toward Fintech Adoption Framework for Developing Countries -A Literature Review based on the Stakeholder Perspective

  • Tapanainen, Tommi
    • Journal of Information Technology Applications and Management
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    • v.27 no.5
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    • pp.1-22
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    • 2020
  • Due to the low usage level of traditional financial services in many developing countries, Fintech services that often substitute for such traditional services with greater convenience have great potential in these markets. However, there have thus far been relatively few attempts to examine Fintech adoption in developing countries. As financial services are a highly sensitive industry in terms of government regulation and consumer trust, it is critical for policymakers to understand how to foster a healthy Fintech marketplace in developing country environments. In this paper, we review the scholarly literature on Fintech adoption with respect to three stakeholder groups: customers, service providers, and policymakers. Adding with practitioner-oriented documentation relating to Fintech adoption in Vietnam, we derive propositions for Fintech adoption research in Vietnam and similar developing countries. We collect these propositions as a framework that suggests avenues for future research.

Mapping Airbnb prices in a small city: A geographically weighted approach for Macau tourist attractions (작은 도시에 에어비앤비 가격지도: 지리가중접근법 활용한 마카오 관광지에 대한 분석)

  • Tang, Honian;Hong, Insu;Yoo, Changsok
    • Proceedings of the Korea Contents Association Conference
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    • 2019.05a
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    • pp.211-212
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    • 2019
  • The objectives of this research are to test the utility of semiparametric geographically weighted regression (SGWR, a spatial analysis method) in the small-scale urban sample, and to understand the geographic patterns of provision and pricing of sharing economy based accommodations in the tourist city. This paper focused on how network distance to heritage site, to casino, residential unit prices and other five attribute categories determine Airbnb price in Macau SAR, China. Findings show that SGWR models outperformed OLS models. Moreover, comparing with heritage sites, casinos are the stronger factors to drive up Airbnb (including hostels) rooms' provision and their prices; and residential unit prices are not related with the Airbnb price in the attraction clusters in Macau. This research showed a little example for the applications of SGWR in the small city, and for the analysis of online marketplace data as new urban study material. Practically, this study provides some scientific evidence for hosts, guests, urban planners, and policymakers' decision making in Macau.

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The Antecedents and Consequences of Effective Brand Positioning

  • Kim, Changju;Seo, Eunji;Hong, Junghwa;Kang, Sangmin;Newell, Stephen J.
    • Asia Marketing Journal
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    • v.17 no.3
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    • pp.33-51
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    • 2015
  • This study investigates which variables most effectively influence the positioning strategy of a brand. In addition, we test the connection between the positioning strategy of the brand and loyalty. Finally, we explore how brand experience effects the relationship between brand position and brand loyalty. To this end, this study employs the street-intercept method to collect data on consumers' perception of home appliances in Japan and conducts structural equation modeling analysis to test our hypotheses. Specifically, we find that assessments of product, service, and image have a significant impact on a brand's position which, in turn, drives brand loyalty. In addition, brand experience seems to moderate the relationship between service and brand positioning effectiveness. We also find that price promotions negatively affect brand loyalty. The research provides a consumer-centered, experiential view of how firms can develop strategies to more effectively position brands and increase loyalty among their customers. These results help both academics and practitioners to better understand how consumers assess a brand's position in the marketplace.

A Strategy for Activating Spatial Data Community : A Case of the NSDI CAP(Cooperative Agreements Program) in U.S. (공간정보 커뮤니티 활성화 방안 연구 : 미국 NSDI의 CAP 사례를 중심으로)

  • Kim, Ho-Yong;Nam, Kwang-Woo
    • Journal of the Korean Association of Geographic Information Studies
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    • v.14 no.1
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    • pp.26-39
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    • 2011
  • This paper reviews the strategy of activating spatial data community and its impacts, focusing on the Cooperative Agreements Program(CAP) of National Spatial Data Infrastructure(NSDI), established by Federal Geographic Data Committee(FGDC) in U.S. to facilitate cooperative data sharing. After thoroughly reviewing the 20 research categories followed by 350 cases, supported by CAP for the last decade, it turned out that since NSDI issued "Future Directions Initiative" in 2004, the CAP adopted all components of NSDI as CAP categories in attempting to reinforce the partnership rather than mainly deploying standardized meta-data. Also, CAP has been utilized as a means to enforce the role of NSDI as spatial data user and provider as well, recognizing that the spatial data community is essence for expandable and sustainable NSDI. Implementing CAP resulted in the sound structure of spatial data marketplaces increasing spatial data demand and promoting the relevant business due to diverse users.

A study of the existing problems of digital libraries and their future environment (현존하는 디지털도서관의 문제점과 미래환경에 관한 연구)

  • 박일종
    • Journal of Korean Library and Information Science Society
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    • v.27
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    • pp.391-421
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    • 1997
  • Information scientists need not to answer whether future libraries will be a digital library or not, but to answer how they are structured and served effectively to users currently. 'The library with walls' or 'the library as place' need to be existed in the future, but 'digital library without the wall' or 'virtual library' will need to be studied continuously. This study has tried to reveal the existing problems of digital libraries and their future environment after considering the ambiguous concepts of various types of electronic libraries and their efforts for library automation, and the changed information retrieval circumstances during the last 30 to 40 years through a qualitative document study. As a result, the major findings and suggestions are prepared. The library of the future will be a part of local and national cooperative systems, be filled with the intelligent use of old and new technologies, and be able to su n.0, pport both a place with extensive collections and convenient, easy, & free access to remote intellectual resources. Also, the information storage and retrieval (ISAR) to the future library system would easily provide users with any types of data retrieval system by anybody rather than by an expert or a specialist, so called 'A&E retrieval' in the coming 21th century. It will be highly possible that the future society changes to the information marketplace whose data may be recognized as an intangible assets.

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