activity
20182021
most citedCommunication Efficient Federated Learning over Multiple Access Channels

52 citations · 72 across the 6 of their papers we have counts for

collaborators

7 papers

cs.IT2021

Privacy Amplification for Federated Learning via User Sampling and Wireless Aggregation

Mohamed Seif, Wei-Ting Chang, Ravi Tandon

In this paper, we study the problem of federated learning over a wireless channel with user sampling, modeled by a Gaussian multiple access channel, subject to central and local di…

cs.CL20201 cited

When Classical Chinese Meets Machine Learning: Explaining the Relative Performances of Word and Sentence Segmentation Tasks

Chao-Lin Liu, Chang-Ting Chu, Wei-Ting Chang +1

We consider three major text sources about the Tang Dynasty of China in our experiments that aim to segment text written in classical Chinese. These corpora include a collection of…

cs.IT202052 cited

Communication Efficient Federated Learning over Multiple Access Channels

Wei-Ting Chang, Ravi Tandon

In this work, we study the problem of federated learning (FL), where distributed users aim to jointly train a machine learning model with the help of a parameter server (PS). In ea…

cs.IT2019

Cache-Aided Content Delivery in Fog-RAN Systems with Topological Information and no CSI

Wei-Ting Chang, Ravi Tandon, Osvaldo Simeone

In this work, we consider a Fog Radio Access Network (F-RAN) system with a partially connected wireless topology and no channel state information available at the cloud and Edge No…

cs.IT201919 cited

On the Upload versus Download Cost for Secure and Private Matrix Multiplication

Wei-Ting Chang, Ravi Tandon

In this paper, we study the problem of secure and private distributed matrix multiplication. Specifically, we focus on a scenario where a user wants to compute the product of a con…

cs.IT2019

Random Sampling for Distributed Coded Matrix Multiplication

Wei-Ting Chang, Ravi Tandon

Matrix multiplication is a fundamental building block for large scale computations arising in various applications, including machine learning. There has been significant recent in…