activity
20182022
most citedPrivacy for Free: Communication-Efficient Learning with Differential Privacy Using Sketches

40 citations · 81 across the 7 of their papers we have counts for

collaborators

11 papers

cs.CV2022

PreTraM: Self-Supervised Pre-training via Connecting Trajectory and Map

Chenfeng Xu, Tian Li, Chen Tang +5

Deep learning has recently achieved significant progress in trajectory forecasting. However, the scarcity of trajectory data inhibits the data-hungry deep-learning models from lear…

cs.LG202111 cited

Federated Hyperparameter Tuning: Challenges, Baselines, and Connections to Weight-Sharing

Mikhail Khodak, Renbo Tu, Tian Li +4

Tuning hyperparameters is a crucial but arduous part of the machine learning pipeline. Hyperparameter optimization is even more challenging in federated learning, where models are…

cs.RO20212 cited

You Only Group Once: Efficient Point-Cloud Processing with Token Representation and Relation Inference Module

Chenfeng Xu, Bohan Zhai, Bichen Wu +5

3D point-cloud-based perception is a challenging but crucial computer vision task. A point-cloud consists of a sparse, unstructured, and unordered set of points. To understand a po…

cs.LG2021

Heterogeneity for the Win: One-Shot Federated Clustering

Don Kurian Dennis, Tian Li, Virginia Smith

In this work, we explore the unique challenges -- and opportunities -- of unsupervised federated learning (FL). We develop and analyze a one-shot federated clustering scheme, -F…

cs.CL20204 cited

Cross-Domain Sentiment Classification with In-Domain Contrastive Learning

Tian Li, Xiang Chen, Shanghang Zhang +2

Contrastive learning (CL) has been successful as a powerful representation learning method. In this paper, we propose a contrastive learning framework for cross-domain sentiment cl…

cs.LG2020

Ditto: Fair and Robust Federated Learning Through Personalization

Tian Li, Shengyuan Hu, Ahmad Beirami +1

Fairness and robustness are two important concerns for federated learning systems. In this work, we identify that robustness to data and model poisoning attacks and fairness, measu…