Yitong Liu

Distributed Data Sharing and Access Control in Industrial IoT Using Blockchain Technology

2024

With the rapid development of the Industrial Internet of Things (IIoT), secure and efficient data sharing has become crucial for enabling industrial automation and smart transformation. However, existing centralized solutions face limitations in scalability, latency, …

Denoising and Augmentation: A Dual Use of Diffusion Model for Enhanced CSI Recovery

2025 · arXiv (Cornell University)

This letter introduces a dual application of denoising diffusion probabilistic model (DDPM)-based channel estimation algorithm integrating data denoising and augmentation. Denoising addresses the severe noise in raw signals at pilot locations, which can impair channel …