no code implementations • 8 May 2024 • Navid Ziaei, Joshua J. Stim, Melanie D. Goodman-Keiser, Scott Sponheim, Alik S. Widge, Sasoun Krikorian, Ali Yousefi
Non-parametric models, such as Gaussian Processes (GP), show promising results in the analysis of complex data.
1 code implementation • 29 Jan 2024 • Navid Ziaei, Behzad Nazari, Uri T. Eden, Alik Widge, Ali Yousefi
This research proposes a novel non-parametric modeling approach, leveraging the Gaussian process (GP), to characterize high-dimensional data by mapping it to a latent low-dimensional manifold.
no code implementations • 28 Jul 2023 • Navid Ziaei, Reza Saadatifard, Ali Yousefi, Behzad Nazari, Sydney S. Cash, Angelique C. Paulk
In addition to its high classification accuracy, the proposed BTsC model provides interpretable results, making the technique a valuable tool to study neural activity in various tasks and categories.
no code implementations • 27 Oct 2022 • Mohammad R. Rezaei, Reza Saadati Fard, Ebrahim Pourjafari, Navid Ziaei, Amir Sameizadeh, Mohammad Shafiee, Mohammad Alavinia, Mansour Abolghasemian, Nick Sajadi
The aim of survival analysis in healthcare is to estimate the probability of occurrence of an event, such as a patient's death in an intensive care unit (ICU).
no code implementations • 9 Apr 2022 • Ebrahim Pourjafari, Navid Ziaei, Mohammad R. Rezaei, Amir Sameizadeh, Mohammad Shafiee, Mohammad Alavinia, Mansour Abolghasemian, Nick Sajadi
This paper introduces a novel non-parametric deep model for estimating time-to-event (survival analysis) in presence of censored data and competing risks.