Data Visualization Deep Learning Health Informatic Interpretable Machine Learning Machine Learning Time Series Analysis
The impending "age wave'' underscores the urgent need for technology that supports remote health monitoring. This research focuses on developing technologies to improve clinician interpretability of remote health monitoring systems. These technologies visualize and summarize raw data and machine learning inferences. Unlike prior methods, this dissertation describes techniques developed in partnership with the target end user: clinicians. Keeping the clinician in the design loop improves technology trust, adoption, and patient outcomes.
In this research, we introduce two visualization studies that illustrate and validate the human-in-the-loop approach, demonstrating that with this technique clinicians can successfully identify health events from unconventional data sources, such as smart homes and smartwatches. To complement these studies, the research also introduce methods to create machine learning models that are interpretable for humans. Here, we focus on discovering and communicating patterns that summarize complex data and justify machine learning decisions. All of the introduced algorithms yield improved objective performance on synthetic and real-world complex data. To evaluate their efficacy for remote health monitoring, the methods are assessed by clinician end users in a series of comparative surveys. In these experiments, the methods introduced in this dissertation show significantly enhanced interpretability. We discuss the implications and limitations of this work for remote health monitoring systems and offer ideas for continued work.
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Title
Creating Interpretable Data-Driven Approaches for Remote Health Monitoring
Creators
Alireza Ghods
Contributors
Diane Cook (Advisor)
Trong Nghia Hoang (Advisor)
Venkata Janardhan Rao Doppa (Committee Member)
Hassan Ghasemzadeh (Committee Member)
Awarding Institution
Washington State University
Academic Unit
Electrical Engineering and Computer Science, School of
Theses and Dissertations
Doctor of Philosophy (PhD), Washington State University