Search Results for author: Peter X. K. Song

Found 4 papers, 0 papers with code

A Differentially Private Weighted Empirical Risk Minimization Procedure and its Application to Outcome Weighted Learning

no code implementations24 Jul 2023 Spencer Giddens, Yiwang Zhou, Kevin R. Krull, Tara M. Brinkman, Peter X. K. Song, Fang Liu

While these models can be highly accurate in prediction, results obtained from these models with the use of sensitive data may be susceptible to privacy attacks.

Privacy Preserving

Robust High-Dimensional Regression with Coefficient Thresholding and its Application to Imaging Data Analysis

no code implementations30 Sep 2021 Bingyuan Liu, Qi Zhang, Lingzhou Xue, Peter X. K. Song, Jian Kang

It is of importance to develop statistical techniques to analyze high-dimensional data in the presence of both complex dependence and possible outliers in real-world applications such as imaging data analyses.

regression

Data Discovery Using Lossless Compression-Based Sparse Representation

no code implementations15 Mar 2021 Elyas Sabeti, Peter X. K. Song, Alfred O. Hero III

Sparse representation has been widely used in data compression, signal and image denoising, dimensionality reduction and computer vision.

Data Compression Dimensionality Reduction +1

Adaptive multi-channel event segmentation and feature extraction for monitoring health outcomes

no code implementations20 Aug 2020 Xichen She, Yaya Zhai, Ricardo Henao, Christopher W. Woods, Christopher Chiu, Geoffrey S. Ginsburg, Peter X. K. Song, Alfred O. Hero

$\textbf{Conclusion}$: The proposed transfer learning event segmentation method is robust to temporal shifts in data distribution and can be used to produce highly discriminative event-labeled features for health monitoring.

Event Segmentation Transfer Learning

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