Search Results for author: Ye Xue

Found 9 papers, 4 papers with code

S-Omninet: Structured Data Enhanced Universal Multimodal Learning Architecture

no code implementations1 Jul 2023 Ye Xue, Diego Klabjan, Jean Utke

In this work, we extend and improve Omninet, an architecture that is capable of handling multiple modalities and tasks at a time, by introducing cross-cache attention, integrating patch embeddings for vision inputs, and supporting structured data.

Riemannian Low-Rank Model Compression for Federated Learning with Over-the-Air Aggregation

no code implementations4 Jun 2023 Ye Xue, Vincent Lau

Based on our optimization formulation, we propose an alternating Riemannian optimization algorithm with a precoder that enables efficient OTA aggregation of low-rank local models without sacrificing training performance.

Federated Learning Model Compression +1

Aggregation Delayed Federated Learning

1 code implementation17 Aug 2021 Ye Xue, Diego Klabjan, Yuan Luo

Federated learning is a distributed machine learning paradigm where multiple data owners (clients) collaboratively train one machine learning model while keeping data on their own devices.

BIG-bench Machine Learning Federated Learning

Efficient Sparse Coding using Hierarchical Riemannian Pursuit

1 code implementation21 Apr 2021 Ye Xue, Vincent Lau, Songfu Cai

The proposed scheme leverages the global and local Riemannian geometry of the two-stage optimization problem and facilitates fast implementation for superb dictionary recovery performance by a finite number of samples without atom-by-atom calculation.

Data Compression

Online Orthogonal Dictionary Learning Based on Frank-Wolfe Method

no code implementations2 Mar 2021 Ye Xue, Vincent Lau

The proposed scheme includes a novel problem formulation and an efficient online algorithm design with convergence analysis.

Dictionary Learning

Line-of-Sight MIMO for High Capacity Millimeter Wave Backhaul in FDD Systems

no code implementations13 Jun 2020 Ye Xue, Xuanyu Zheng, Vincent Lau

In this paper, we propose a holistic solution containing TO compensation, PHN estimation, precoder/decorrelator optimization of the LoS MIMO for wireless backhaul, and the interleaving of each part.

Blind Data Detection in Massive MIMO via $\ell_3$-norm Maximization over the Stiefel Manifold

no code implementations26 Apr 2020 Ye Xue, Yifei Shen, Vincent Lau, Jun Zhang, Khaled B. Letaief

Specifically, we propose a novel $\ell_3$-norm-based formulation to recover the data without channel estimation.

Complete Dictionary Learning via $\ell_p$-norm Maximization

1 code implementation24 Feb 2020 Yifei Shen, Ye Xue, Jun Zhang, Khaled B. Letaief, Vincent Lau

Dictionary learning is a classic representation learning method that has been widely applied in signal processing and data analytics.

Computational Efficiency Dictionary Learning +1

Mixture-based Multiple Imputation Model for Clinical Data with a Temporal Dimension

1 code implementation12 Aug 2019 Ye Xue, Diego Klabjan, Yuan Luo

The problem of missing values in multivariable time series is a key challenge in many applications such as clinical data mining.

Gaussian Processes Imputation +2

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