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  1. Article

    A reinforcement learning-based optimal control approach for managing an elective surgery backlog after pandemic disruption

    Contagious disease pandemics, such as COVID-19, can cause hospitals around the world to delay nonemergent elective surgeries, which results in a large surgery backlog. To develop an operational solution for pr...

    Huyang Xu, Yuanchen Fang, Chun-An Chou, Nasser Fard in Health Care Management Science (2023)

  2. Article

    Open Access

    An Analytical Approach for Dispatch Operations of Emergency Medical Services: A Case Study of COVID-19

    Emergency medical services (EMS) aims to deliver timely ambulatory care to incidents in communities. However, the operations of EMS may contend with suddenly increasing demands resulting from unexpected disast...

    **g Liu, Ruilin Ouyang, Chun-An Chou, Jacqueline Griffin in Operations Research Forum (2023)

  3. Article

    Open Access

    Deep multi-modal learning for joint linear representation of nonlinear dynamical systems

    Dynamical systems pervasively seen in most real-life applications are complex and behave by following certain evolution rules or dynamical patterns, which are linear, non-linear, or stochastic. The underlying ...

    Shaodi Qian, Chun-An Chou, Jr-Shin Li in Scientific Reports (2022)

  4. Article

    Open Access

    Real-time Inference and Detection of Disruptive EEG Networks for Epileptic Seizures

    Recent studies in brain science and neurological medicine paid a particular attention to develop machine learning-based techniques for the detection and prediction of epileptic seizures with electroencephalogr...

    Walter Bomela, Shuo Wang, Chun-An Chou, Jr-Shin Li in Scientific Reports (2020)

  5. No Access

    Article

    Airline planning and scheduling: Models and solution methodologies

    The airline industry is a representative industry with high cost and low profitability. Therefore, airlines should carefully plan their schedules to ensure that overall profit is maximized. We review the liter...

    Lei Zhou, Zhe Liang, Chun-An Chou in Frontiers of Engineering Management (2020)

  6. No Access

    Article

    A preliminary study of fluid intake before bedtime and insomnia symptoms

    The aim of this study is to determine whether there is a significant relationship between certain insomnia symptoms and drinking water shortly before bedtime as seen anecdotally in a clinical setting. A survey...

    Chung-Huang Tsai, Shao-Jen Weng, Shih-Chia Liu in Sleep and Biological Rhythms (2019)

  7. Article

    Applied optimization and data mining

    W. Art Chaovalitwongse, Chun-An Chou, Zhe Liang in Annals of Operations Research (2017)

  8. No Access

    Article

    Multi-pattern generation framework for logical analysis of data

    Logical analysis of data (LAD) is a rule-based data mining algorithm using combinatorial optimization and boolean logic for binary classification. The goal is to construct a classification model consisting of ...

    Chun-An Chou, Tibérius O. Bonates, Chungmok Lee in Annals of Operations Research (2017)

  9. Article

    Open Access

    Exploring stability-based voxel selection methods in MVPA using cognitive neuroimaging data: a comprehensive study

    Feature selection plays a key role in multi-voxel pattern analysis because functional magnetic resonance imaging data are typically noisy, sparse, and high-dimensional. Although the conventional evaluation cri...

    Miaolin Fan, Chun-An Chou in Brain Informatics (2016)

  10. Article

    Open Access

    Brain response pattern identification of fMRI data using a particle swarm optimization-based approach

    Many neuroscience studies have been devoted to understand brain neural responses correlating to cognition using functional magnetic resonance imaging (fMRI). In contrast to univariate analysis to identify resp...

    **npei Ma, Chun-An Chou, Hiroki Sayama, Wanpracha Art Chaovalitwongse in Brain Informatics (2016)

  11. No Access

    Chapter and Conference Paper

    A Simple Distance Based Seizure Onset Detection Algorithm Using Common Spatial Patterns

    Existing seizure onset detection methods usually rely on a large number of extracted features regardless of computational efficiency, which reduces their applicability for real-time seizure detection. In this ...

    Sina Khanmohammadi, Chun-An Chou in Brain Informatics and Health (2016)

  12. No Access

    Chapter and Conference Paper

    Acute Stress Detection Using Recurrence Quantification Analysis of Electroencephalogram (EEG) Signals

    In the present work we intend to classify the brain states under physical stress and experimental control conditions based on the nonlinear features of electroencephalogram (EEG) dynamics using support vector ...

    Miaolin Fan, Mohammad Samie Tootooni in Brain Informatics and Health (2016)

  13. No Access

    Chapter and Conference Paper

    Graph Theoretic Compressive Sensing Approach for Classification of Global Neurophysiological States from Electroencephalography (EEG) Signals

    We present a data fusion framework integrating graph theoretic and compressive sensing (CS) techniques to detect global neurophysiological states using high-resolution electroencephalography (EEG) recordings. ...

    Mohammad Samie Tootooni, Miaolin Fan in Brain Informatics and Health (2016)

  14. No Access

    Chapter and Conference Paper

    Classification Analysis of Chronological Age Using Brief Resting Electroencephalographic (EEG) Recordings

    The present study aims to build a classification model that discriminates between chronological ages of subjects based on resting-state electroencephalography (EEG) data collected from a community sample of 26...

    Miaolin Fan, Vladimir Miskovic, Chun-An Chou in Brain Informatics and Health (2015)

  15. No Access

    Chapter

    An Introduction to the Analysis of Functional Magnetic Resonance Imaging Data

    Functional magnetic resonance imaging (fMRI) is a brain imaging technology primarily used to investigate how cognitive processes affect neural activity. Due to its non-invasiveness and high spatial resolution,...

    Gianluca Gazzola, Chun-An Chou in Optimization and Data Analysis in Biomedic… (2012)

  16. No Access

    Chapter and Conference Paper

    Information-Theoretic Based Feature Selection for Multi-Voxel Pattern Analysis of fMRI Data

    Multi-voxel pattern analysis (MVPA) of functional magnetic resonance imaging (fMRI) data is an emerging approach for probing the neural correlates of cognition. MVPA allows cognitive representations and proces...

    Chun-An Chou, Kittipat “Bot” Kampa, Sonya H. Mehta in Brain Informatics (2012)

  17. No Access

    Article

    Pattern classification using tabu search to identify the spatial distribution of groundwater pum**

    Pattern classification and Tabu Search are integrated to optimize the zonation and associated average groundwater pum** rates. A simulated problem analogous to the Choushui Creek Alluvial in Janghauh county ...

    Ching-Pin Tung, Chun-An Chou in Hydrogeology Journal (2004)