Search Results for author: Rui Tuo

Found 13 papers, 2 papers with code

Gaussian process aided function comparison using noisy scattered data

1 code implementation17 Mar 2020 Abhinav Prakash, Rui Tuo, Yu Ding

This work proposes a new nonparametric method to compare the underlying mean functions given by two noisy datasets.

Methodology Applications

Differentially Private Change-Point Detection

no code implementations NeurIPS 2018 Rachel Cummings, Sara Krehbiel, Yajun Mei, Rui Tuo, Wanrong Zhang

The change-point detection problem seeks to identify distributional changes at an unknown change-point k* in a stream of data.

Change Point Detection Fault Detection

Projection Pursuit Gaussian Process Regression

no code implementations1 Apr 2020 Gecheng Chen, Rui Tuo

We show that dimension expansion can help approximate more complex functions.

regression

The temporal overfitting problem with applications in wind power curve modeling

1 code implementation2 Dec 2020 Abhinav Prakash, Rui Tuo, Yu Ding

Using existing model selection methods, like cross validation, results in model overfitting in presence of temporal autocorrelation.

Model Selection

A Sparse Expansion For Deep Gaussian Processes

no code implementations11 Dec 2021 Liang Ding, Rui Tuo, Shahin Shahrampour

In this work, we use Deep Gaussian Processes (DGPs) as statistical surrogates for stochastic processes with complex distributions.

Computational Efficiency Gaussian Processes

Kernel Packet: An Exact and Scalable Algorithm for Gaussian Process Regression with Matérn Correlations

no code implementations7 Mar 2022 HaoYuan Chen, Liang Ding, Rui Tuo

We develop an exact and scalable algorithm for one-dimensional Gaussian process regression with Mat\'ern correlations whose smoothness parameter $\nu$ is a half-integer.

regression

Renewing Iterative Self-labeling Domain Adaptation with Application to the Spine Motion Prediction

no code implementations14 Nov 2022 Gecheng Chen, Yu Zhou, Xudong Zhang, Rui Tuo

The area of transfer learning comprises supervised machine learning methods that cope with the issue when the training and testing data have different input feature spaces or distributions.

Domain Adaptation motion prediction +1

Privacy-aware Gaussian Process Regression

no code implementations25 May 2023 Rui Tuo, Raktim Bhattacharya

The key idea of the proposed method is to add synthetic noise to the data until the predictive variance of the Gaussian process model reaches a prespecified privacy level.

regression

A General Theory for Kernel Packets: from state space model to compactly supported basis

no code implementations6 Feb 2024 Liang Ding, Rui Tuo

It is well known that the state space (SS) model formulation of a Gaussian process (GP) can lower its training and prediction time both to $\CalO(n)$ for $n$ data points.

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