activity
20222026
most citedSpecialized Foundation Models Struggle to Beat Supervised Baselines

5 citations · 5 across the 7 of their papers we have counts for

collaborators

7 papers

cs.LG2026

Inertia-1: An Open Exploration of Wearable Motion Foundation Models

Zongzhe Xu, Aakarsh Anand, Sarah Jiang +4

Wearable motion sensing provides a continuous and scalable window into human behavior and health, making it a natural fit for foundation models, yet its pretraining and scaling pri…

cs.LG2026

Signal or Noise? Understanding Generative Models for Real-World Sensor Time Series

Zitao Shuai, Zongzhe Xu, Yuntian Wu +3

Generative models have changed how machine learning represents complex data distributions, especially in language and vision, yet many real-world systems are observed instead as co…

cs.LG2026

OSF: On Pre-training and Scaling of Sleep Foundation Models

Zitao Shuai, Zongzhe Xu, David Yang +2

Polysomnography (PSG) provides the gold standard for sleep assessment but suffers from substantial heterogeneity across recording devices and cohorts. There have been growing effor…

cs.AI2026

SleepLM: Natural-Language Intelligence for Human Sleep

Zongzhe Xu, Zitao Shuai, Eideen Mozaffari +3

We present SleepLM, a family of sleep-language foundation models that enable human sleep alignment, interpretation, and interaction with natural language. Despite the critical role…

cs.CV2025

V2X-DG: Domain Generalization for Vehicle-to-Everything Cooperative Perception

Baolu Li, Zongzhe Xu, Jinlong Li +4

LiDAR-based Vehicle-to-Everything (V2X) cooperative perception has demonstrated its impact on the safety and effectiveness of autonomous driving. Since current cooperative percepti…

cs.LG2024★ 5 cited

Specialized Foundation Models Struggle to Beat Supervised Baselines

Zongzhe Xu, Ritvik Gupta, Wenduo Cheng +4

Following its success for vision and text, the "foundation model" (FM) paradigm -- pretraining large models on massive data, then fine-tuning on target tasks -- has rapidly expande…