Changho Son

ORCID: 0000-0003-3366-0884
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About
Contact & Profiles
Research Areas
  • Intellectual Property and Patents
  • Innovation and Knowledge Management
  • Innovation Policy and R&D
  • Technology and Data Analysis
  • Advanced Text Analysis Techniques
  • Big Data and Business Intelligence
  • Innovation Diffusion and Forecasting
  • Technology Assessment and Management
  • Competitive and Knowledge Intelligence
  • Face and Expression Recognition
  • Advanced Computing and Algorithms
  • Economic and Technological Innovation
  • Mobile Crowdsensing and Crowdsourcing
  • Cognitive Science and Mapping
  • Expert finding and Q&A systems
  • Handwritten Text Recognition Techniques
  • Time Series Analysis and Forecasting
  • Diverse Approaches in Healthcare and Education Studies
  • Innovations in Concrete and Construction Materials
  • Data Visualization and Analytics
  • Rough Sets and Fuzzy Logic
  • Recycling and Waste Management Techniques
  • Korean Peninsula Historical and Political Studies
  • E-commerce and Technology Innovations
  • Image Retrieval and Classification Techniques

Republic of Korea Army
2013-2024

Seoul National University
2010-2015

Yonsei University
2007

Recently, there have been many attempts to cope with increasingly-diversified and ever-changing customer needs by combining products services that are critical components of innovation models. Although not only manufacturers, but also service providers, try integrate services, most the previous studies on Product Service System (PSS) development deal how effectively into from product-centric point view. Services provided manufacturers’ PSSes, such as delivery training disposal so on, offer...

10.3390/su71114427 article EN Sustainability 2015-10-28

Scenario-based technology roadmaps (TRM) have been used to analyse future uncertainties in the planning phase. However, there is a limitation existing related studies that internal and external factors of increasing uncertainty are not considered. In response, this study proposes framework analyses textual big data understand relationship between may affect build TRM through scenarios based on these relationships. To do this, Fuzzy Cognitive Map technique, which causal relationships various...

10.1080/09537325.2019.1654091 article EN Technology Analysis and Strategic Management 2019-09-11

This study proposes a systematic approach to discovering new mobile service opportunities from related documents overcome the weaknesses of previous methods based on judgements experts. At heart suggested is text mining explicitly specify meanings and information visualisation effectively explore critical implications. Specifically, we integrate strengths Principal Component Analysis (PCA) for mapping multi-dimensional data two-dimensional display merits Formal Concept (FCA) grouping objects...

10.1504/ijmc.2013.055749 article EN International Journal of Mobile Communications 2013-01-01

최근 우리나라의 방위산업은 고도의 발전을 해왔고 국방비 중에서 국방 R&D 예산도 점차적으로 증가하고 있다. 하지만 방위산업기술에 대한 객관적인 분석 없이는 효과적인 활동이 제한적이고 자칫 국방예산이 비효율적으로 사용될 수 따라서 본 논문은 현재 주로 실시하고 있는 전문가들의 의견을 반영한 ...

10.5762/kais.2018.19.10.101 article KO Journal of the Korea Academia-Industrial cooperation Society 2018-01-01

10.1016/j.eswa.2012.12.011 article EN Expert Systems with Applications 2012-12-28

10.5762/kais.2020.21.1.380 article EN Journal of the Korea Academia-Industrial cooperation Society 2020-01-01

This study proposes a unique approach for developing and utilising generative topographic mapping (GTM)–based service maps to discover new opportunities of smartphone application (SAS) with case App Store. Since GTM is probabilistic multidimensional data space onto low–dimensional latent vice versa, it contributes the automatic detection interpretation derived vacuums that must be intensively investigated SAS. The main contributions potential utilities this are threefold. First,...

10.1504/ijmc.2015.067959 article EN International Journal of Mobile Communications 2015-01-01

This study proposes a framework for selecting and validating data sources public-based technology foresight. In other words, it finds out which of the many online communities have valuable sources. Specifically, we evaluate usefulness text from foresight in terms expertise diversity. To this end, not only is bibliographic analysis using metadata conducted, but also, topic modeling techniques semantic texts are utilized. As case study, selected 20 candidate where discussions predictions...

10.3390/su142013040 article EN Sustainability 2022-10-12

The Korean military is undergoing many reforms as the times change.Specifically, relocation of troops and personnel underway through a reform plan called Defense Reform 2.0.Among them, facilities townization emerging that can develop communities economies, promote cooperation with maintain enhance unit combat power.Therefore, this study aimed to derive requirements necessary conduct research on direction development townization, especially in promoting grasp priorities according importance...

10.47116/apjcri.2023.11.47 article EN Asia-pacific Journal of Convergent Research Interchange 2023-11-29
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