Woojin Chang

34 papers B 1Journal 25Unranked 8
YearRankTypeTitle / Venue / Authors
2026 J jnl
An End-to-End Deep Learning Model for Clustering-Based Statistical Arbitrage.
IEEE Access
Hyunju Lee, Woojin Chang
2026 J jnl
Maximizing the risk-adjusted return of classification model-based investments.
Appl. Soft Comput.
Jaewon Yang, Woojin Chang
2025 J jnl
Forecasting realized volatility using deep learning quantile function.
Appl. Soft Comput.
Jungyoon Song, Hyunju Lee, Jongu Lee, Woojin Chang
2025 J jnl
NQF-RNN: probabilistic forecasting via neural quantile function-based recurrent neural networks.
Appl. Intell.
Jungyoon Song, Woojin Chang, Jae Wook Song
2024 — conf
0.15 μm GaN HPA MMIC for 6G Upper-Mid Band.
ICTC
Junhyung Jeong, Kyujun Cho, Junhyung Kim, Honggu Ji, Woojin Chang, Jongmin Lee, Byoung-Gue Min, Jongyul Park, Gyejung Lee, Dongmin Kang
2024 — conf
Enhancing Ohmic Contacts in GaN HEMT Through Optimization of Ramp-Up Rate in Annealing Process.
ICTC
Junhyung Kim, Gyejung Lee, Kyujun Cho, Jong Yul Park, Byoung-Gue Min, Junhyung Jeong, Honggu Ji, Woojin Chang, Jong-Min Lee, Dong-Min Kang
2024 — conf
GaAs mHEMT Technology Achieving a High Cut-Off Frequncy of 446 GHz with a Gate Length of 75 nm.
ICTC
Jong Yul Park, Byoung-Gue Min, Jong-Min Lee, Woojin Chang, Honggu Ji, Junhyung Jeong, Junhyung Kim, Gyejung Lee, Kyujun Cho, Dong Min Kang
2023 J jnl
Generating Chest X-Ray Progression of Pneumonia Using Conditional Cycle Generative Adversarial Networks.
IEEE Access
Yeongbong Jin, Woojin Chang, Bonggyun Ko
2023 J jnl
Self-attention based deep direct recurrent reinforcement learning with hybrid loss for trading signal generation.
Inf. Sci.
Dongkyu Kwak, Sungyoon Choi, Woojin Chang
2022 J jnl
Stock market network based on bi-dimensional histogram and autoencoder.
Intell. Data Anal.
Sungyoon Choi, Dongkyu Gwak, Jae Wook Song, Woojin Chang
2020 J jnl
Instance-based entropy fuzzy support vector machine for imbalanced data.
Pattern Anal. Appl.
Poongjin Cho, Minhyuk Lee, Woojin Chang
2020 J jnl
Predicting the Direction of US Stock Prices Using Effective Transfer Entropy and Machine Learning Techniques.
IEEE Access
Sondo Kim, Seungmo Ku, Woojin Chang, Jae Wook Song
2019 J jnl
Application of Instance-Based Entropy Fuzzy Support Vector Machine in Peer-To-Peer Lending Investment Decision.
IEEE Access
Poongjin Cho, Woojin Chang, Jae Wook Song
2019 J jnl
Condition monitoring of a steam turbine generator using wavelet spectrum based control chart.
Reliab. Eng. Syst. Saf.
Suk Joo Bae, Byeong Min Mun, Woojin Chang, Brani Vidakovic
2019 J jnl
Estimation and Forecasting of Sovereign Credit Rating Migration Based on Regime Switching Markov Chain.
IEEE Access
Sung Youl Oh, Jae Wook Song, Woojin Chang, Minhyuk Lee
2018 J jnl
Instance-based entropy fuzzy support vector machine for imbalanced data.
CoRR
Poongjin Cho, Minhyuk Lee, Woojin Chang
2017 J jnl
Multi-system reliability trend analysis model using incomplete data with application to tank maintenance.
Qual. Reliab. Eng. Int.
Il Yong Na, Woojin Chang
2012 J jnl
An empirical study of the structure of relevant keywords in a search engine using the minimum spanning tree.
Expert Syst. Appl.
Cookhwan Kim, Sungsik Park, Kwiseok Kwon, Woojin Chang
2012 J jnl
An empirical test to forecast the sales rank of a keyword advertisement using a hierarchical Bayes model.
Expert Syst. Appl.
Cookhwan Kim, Sungsik Park, Kwiseok Kwon, Woojin Chang
2012 J jnl
How to select search keywords for online advertising depending on consumer involvement: An empirical investigation.
Expert Syst. Appl.
Cookhwan Kim, Sungsik Park, Kwiseok Kwon, Woojin Chang
2012 J jnl
Stress-reducing preventive maintenance model for a unit under stressful environment.
Reliab. Eng. Syst. Saf.
J. H. Park, Woojin Chang, Chang-Hoon Lie
2011 J jnl
How to measure the effectiveness of online advertising in online marketplaces.
Expert Syst. Appl.
Cookhwan Kim, Kwiseok Kwon, Woojin Chang
2011 J jnl
Logistic regression in sealed-bid auctions with multiple rounds: Application in Korean court auction.
Expert Syst. Appl.
Cookhwan Kim, Woojin Chang
2010 J jnl
Samsung card lending model.
Eur. J. Oper. Res.
Jaeyung Huh, Woojin Chang, Junghoon Lee, Jaeyong Lee
2009 J jnl
Bayesian belief network for box-office performance: A case study on Korean movies.
Expert Syst. Appl.
Kyung Jae Lee, Woojin Chang
2009 J jnl
Quality of service estimation for soft handoff region ratio and call admission control in CDMA cellular systems.
Comput. Ind. Eng.
Sung-Hwan Jung, Jung-Wan Hong, Woojin Chang, Chang-Hoon Lie
2007 — conf
Identification of visual and auditory design attributes for the affective interaction design in movies.
IFAC HMS
In Ki Kim, Hyungsup Kim, Cheol Lee, Woojin Chang, Myung Hwan Yun
2007 — conf
Statistical Modeling of Affective Responses from Visual and Auditory Attributes in the Movies.
HCI (11)
In Ki Kim, Kyung Jae Lee, Woojin Chang, Myung Hwan Yun
2007 J jnl
Waiting Time of M/d
Asia Pac. J. Oper. Res.
Woojin Chang
2006 — conf
Keystroke Biometric System Using Wavelets.
ICB
Woojin Chang
2006 — conf
Reliable Keystroke Biometric System Based on a Small Number of Keystroke Samples.
ETRICS
Woojin Chang
2003 B conf
An intrinsic assessment and comparison of biometric systems through wavelet analysis.
SMC
James P. Burnes, James M. Tien, Woojin Chang
2002 J jnl
Exact Asymptotics for k
Queueing Syst. Theory Appl.
Woojin Chang, Douglas G. Down
2000 — conf
Asymptotics for polling models with limited service policies.
CDC
Woojin Chang, Douglas G. Down