Zobrazeno 1 - 10
of 95
pro vyhledávání: '"Woo-Chang Kim"'
Autor:
Insu Choi, Woo Chang Kim
Publikováno v:
Entropy, Vol 26, Iss 1, p 70 (2024)
This study presents a novel approach to predicting price fluctuations for U.S. sector index ETFs. By leveraging information-theoretic measures like mutual information and transfer entropy, we constructed threshold networks highlighting nonlinear depe
Externí odkaz:
https://doaj.org/article/59fa23f4efa946a1a0b87108a9afbf5c
Publikováno v:
Frontiers in Nutrition, Vol 9 (2022)
In this study, we observed the changes in dietary patterns among Korean adults in the previous decade. We evaluated dietary intake using 24-h recall data from the fourth (2007–2009) and seventh (2016–2018) Korea National Health and Nutrition Exam
Externí odkaz:
https://doaj.org/article/67ca62222c354161b790b4a57fa195a2
Publikováno v:
European Journal of Operational Research. 308:321-335
A stagewise decomposition algorithm called value function gradient learning (VFGL) is proposed for large-scale multistage stochastic convex programs. VFGL finds the parameter values that best fit the gradient of the value function within a given para
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f275b32b7b33f497ce7879b37b60a706
https://doi.org/10.1016/j.ejor.2022.10.011
https://doi.org/10.1016/j.ejor.2022.10.011
Autor:
Hyeongwoo Kong, Wonje Yun, Weonyoung Joo, Ju‐Hyun Kim, Kyoung‐Kuk Kim, Il‐Chul Moon, Woo Chang Kim
Publikováno v:
Intelligent Systems in Accounting, Finance and Management. 29:242-253
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cfa8f4990f776c27a28cd7093da04c93
https://doi.org/10.1002/isaf.1523
https://doi.org/10.1002/isaf.1523
Autor:
Insu Choi, Woo Chang Kim
Publikováno v:
Entropy, Vol 23, Iss 6, p 734 (2021)
Politically-themed stocks mainly refer to stocks that benefit from the policies of politicians. This study gave the empirical analysis of the politically-themed stocks in the Republic of Korea and constructed politically-themed stock networks based o
Externí odkaz:
https://doaj.org/article/b0edaf7bb80b45c3af3cc1170388ccc0
Autor:
Insu Choi, Woo Chang Kim
Publikováno v:
Journal of the Korean Institute of Industrial Engineers. 48:340-354
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4d9b893446e0907e5aa7cc2f25e99faa
https://doi.org/10.7232/jkiie.2022.48.4.340
https://doi.org/10.7232/jkiie.2022.48.4.340
Publikováno v:
Quantitative Finance. 22:1893-1903
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ef5e910ec4c4d4c332324275920bb44e
https://doi.org/10.1080/14697688.2022.2083009
https://doi.org/10.1080/14697688.2022.2083009
Autor:
Insu Choi, Woo-Chang Kim
Publikováno v:
Industrial Engineering & Management Systems. 21:244-266
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8abc5ea74f4b78ab4583e9fda6d645d6
https://doi.org/10.7232/iems.2022.21.2.244
https://doi.org/10.7232/iems.2022.21.2.244
Publikováno v:
Annals of Operations Research. 313:1141-1158
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f467c44d1f29ac71cc445429c19f7a49
https://doi.org/10.1007/s10479-021-04473-7
https://doi.org/10.1007/s10479-021-04473-7
Publikováno v:
Quantitative Finance; Nov2023, Vol. 23 Issue 11, p1597-1615, 19p