Lu Xia | DeepAI

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∙ 01/23/2023

On the Convergence of the Gradient Descent Method with Stochastic Fixed-point Rounding Errors under the Polyak-Lojasiewicz Inequality

When training neural networks with low-precision computation, rounding e...

0 Lu Xia, et al. ∙

∙ 01/08/2023

CameraPose: Weakly-Supervised Monocular 3D Human Pose Estimation by Leveraging In-the-wild 2D Annotations

To improve the generalization of 3D human pose estimators, many existing...

0 Cheng-Yen Yang, et al. ∙

∙ 11/16/2022

De-biased lasso for stratified Cox models with application to the national kidney transplant data

The Scientific Registry of Transplant Recipients (SRTR) system has becom...

0 Lu Xia, et al. ∙

∙ 07/24/2022

Statistical inference for high-dimensional generalized estimating equations

We propose a novel inference procedure for linear combinations of high-d...

0 Lu Xia, et al. ∙

∙ 02/24/2022

On the influence of roundoff errors on the convergence of the gradient descent method with low-precision floating-point computation

The employment of stochastic rounding schemes helps prevent stagnation o...

0 Lu Xia, et al. ∙

∙ 10/09/2021

De-biased Lasso for Generalized Linear Models with A Diverging Number of Covariates

Modeling and drawing inference on the joint associations between single ...

0 Lu Xia, et al. ∙

∙ 06/06/2021

Statistical Inference for Cox Proportional Hazards Models with a Diverging Number of Covariates

For statistical inference on regression models with a diverging number o...

0 Lu Xia, et al. ∙

∙ 03/24/2021

A Simple and Efficient Stochastic Rounding Method for Training Neural Networks in Low Precision

Conventional stochastic rounding (CSR) is widely employed in the trainin...

0 Lu Xia, et al. ∙

∙ 06/23/2020

A Revisit to De-biased Lasso for Generalized Linear Models

De-biased lasso has emerged as a popular tool to draw statistical infere...

0 Lu Xia, et al. ∙

∙ 05/31/2020

Improved stochastic rounding

Due to the limited number of bits in floating-point or fixed-point arith...

0 Lu Xia, et al. ∙

∙ 07/17/2019

Accounting for total variation and robustness in profiling health care providers

Monitoring outcomes of health care providers, such as patient deaths, ho...

0 Lu Xia, et al. ∙

∙ 06/20/2014

Early Recognition of Human Activities from First-Person Videos Using Onset Representations

In this paper, we propose a methodology for early recognition of human a...

0 M. S. Ryoo, et al. ∙

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