Woojin Chang

发表

STOCK MARKET DIFFERENCES IN CORRELATION-BASED WEIGHTED NETWORK

Woojin Chang, Janghyuk Youn, Junghoon Lee, 2011 .

Wavelet Estimation of a Baseline Signal from Repeated Noisy Measurements by Vertical Block Shrinkage

Brani Vidakovic, Woojin Chang, B. Vidakovic, 2002 .

Link prediction in the Granger causality network of the global currency market

Jae Wook Song, Ji Hwan Park, Woojin Chang, 2020 .

Polling Models Under Limited Service Policies: Sharp Asymptotics

Douglas G. Down, Woojin Chang, D. Down, 2007 .

Asymmetric market efficiency using the index-based asymmetric-MFDFA

Jae Wook Song, Woojin Chang, Minhyuk Lee, 2018, Physica A: Statistical Mechanics and its Applications.

Stock market network based on bi-dimensional histogram and autoencoder

Jae Wook Song, Woojin Chang, Sungyoon Choi, 2022, Intell. Data Anal..

Characterizing exons and introns by regularity of nucleotide strings

B. Vidakovic, Woojin Chang, K. Lee, 2016, Biology Direct.

Logistic regression in sealed-bid auctions with multiple rounds: Application in Korean court auction

Woojin Chang, Cookhwan Kim, Woojin Chang, 2011, Expert Syst. Appl..

Analyzing systemic risk using non-linear marginal expected shortfall and its minimum spanning tree

Woojin Chang, Jae Wook Song, Bonggyun Ko, 2018 .

Predicting the Direction of US Stock Prices Using Effective Transfer Entropy and Machine Learning Techniques

Woojin Chang, Jae Wook Song, Seungmo Ku, 2020, IEEE Access.

Characterizing exons and introns by regularity of nucleotide strings

B. Vidakovic, Woojin Chang, K. Lee, 2016, Biology Direct.

Asymmetric multi-fractality in the U.S. stock indices using index-based model of A-MFDFA

Jae Wook Song, Ji Hwan Park, Woojin Chang, 2017 .

An empirical test to forecast the sales rank of a keyword advertisement using a hierarchical Bayes model

Woojin Chang, Sungsik Park, Kwiseok Kwon, 2012, Expert Syst. Appl..

THE IMPACT OF FINANCIAL SUPPORT SYSTEM ON TECHNOLOGY INNOVATION: A CASE OF TECHNOLOGY GUARANTEE SYSTEM IN KOREA

Woojin Chang, Wooseok Jang, 2008 .

Wavelet-Based Estimation of a Discriminant Function

Brani Vidakovic, Woojin Chang, Seong-Hee Kim, 2003 .

Fractal structure in the S&P500: A correlation-based threshold network approach

Changju Lee, Woojin Chang, Jae Wook Song, 2020 .

Time-varying causal network of the Korean financial system based on firm-specific risk premiums

Woojin Chang, Jae Wook Song, Bonggyun Ko, 2016 .

Clustering stocks using partial correlation coefficients

Woojin Chang, Woojin Chang, Sean S. Jung, 2016 .

Detecting Financial Bubbles Using Gap between Common Stocks and Preferred Stocks

Woojin Chang, C. Lee, Sondo Kim, 2017 .

Quality of service estimation for soft handoff region ratio and call admission control in CDMA cellular systems

Sung-Hwan Jung, Woojin Chang, Jung-Wan Hong, 2009, Comput. Ind. Eng..

Intraday volatility and network topological properties in the Korean stock market

Woojin Chang, Janghyuk Youn, Junghoon Lee, 2012 .

Currency crises and the evolution of foreign exchange market: Evidence from minimum spanning tree

Woojin Chang, Wooseok Jang, Junghoon Lee, 2011 .

How to select search keywords for online advertising depending on consumer involvement: An empirical investigation

Woojin Chang, Sungsik Park, Kwiseok Kwon, 2012, Expert Syst. Appl..

Identification of visual and auditory design attributes for the affective interaction design in movies

Cheol Lee, Myung Hwan Yun, In Ki Kim, 2007, IFAC HMS.

Self-attention based deep direct recurrent reinforcement learning with hybrid loss for trading signal generation

Woojin Chang, Sungyoon Choi, D. Kwak, 2023, Inf. Sci..

Multifractal regime detecting method for financial time series

Hojin Lee, Woojin Chang, 2015 .

Multi‐system reliability trend analysis model using incomplete data with application to tank maintenance

Woojin Chang, Il Yong Na, Woojin Chang, 2017, Qual. Reliab. Eng. Int..

Explaining future market return and evaluating market condition with common preferred spread index

Woojin Chang, C. Lee, Poongjin Cho, 2019, Physica A: Statistical Mechanics and its Applications.

Multifractal Value at Risk model

Woojin Chang, Jae Wook Song, Hojin Lee, 2016 .

Cluster analysis on the structure of the cryptocurrency market via Bitcoin–Ethereum filtering

Woojin Chang, Jung Yoon Song, Jae Wook Song, 2019, Physica A: Statistical Mechanics and its Applications.

Simulation of financial market via nonlinear Ising model

Woojin Chang, Jae Wook Song, Bonggyun Ko, 2016 .

Application of Instance-Based Entropy Fuzzy Support Vector Machine in Peer-To-Peer Lending Investment Decision

Woojin Chang, Jae Wook Song, Poongjin Cho, 2019, IEEE Access.

Condition monitoring of a steam turbine generator using wavelet spectrum based control chart

Suk Joo Bae, Brani Vidakovic, Woojin Chang, 2017, Reliab. Eng. Syst. Saf..

Bayesian belief network for box-office performance: A case study on Korean movies

Kyung Jae Lee, Woojin Chang, Woojin Chang, 2009, Expert Syst. Appl..

An empirical study of the structure of relevant keywords in a search engine using the minimum spanning tree

Woojin Chang, Sungsik Park, Kwiseok Kwon, 2012, Expert Syst. Appl..

Crash forecasting in the Korean stock market based on the log-periodic structure and pattern recognition

Woojin Chang, Jae Wook Song, Bonggyun Ko, 2018 .

How to measure the effectiveness of online advertising in online marketplaces

Woojin Chang, Kwiseok Kwon, Cookhwan Kim, 2011, Expert Syst. Appl..