5 papers
Unlocking the Performance Potential of Mega-Constellation Networks: An Exploration of Structure-Building Paradigms
Xiangtong Wang, Wei Li, Menglong Yang +1
Mega-constellation networks (MCNs) are transforming global internet access by providing ubiquitous connectivity to millions of users worldwide. The design of MCNs is crucial for ac…
Monte Carlo Throughput Estimation in Unstable LEO Satellite Networks
Xiangtong Wan, Menglong Yang, Wei Li +1
This study introduces a new framework for analyzing capacity dynamics and throughput performance in Low Earth Orbit satellite networks (LSNs). It focuses on addressing critical gap…
Learning Arbitrary-Scale RAW Image Downscaling with Wavelet-based Recurrent Reconstruction
Yang Ren, Hai Jiang, Wei Li +5
Image downscaling is critical for efficient storage and transmission of high-resolution (HR) images. Existing learning-based methods focus on performing downscaling within the sRGB…
Joint Optimization of Controller Placement and Switch Assignment in SDN-based LEO Satellite Networks
Zhiyun Jiang, Wei Li, Menglong Yang
Software-defined networking (SDN) based low earth orbit (LEO) satellite networks leverage the SDN's benefits of the separation of data plane and control plane, control plane progra…
ISPDiffuser: Learning RAW-to-sRGB Mappings with Texture-Aware Diffusion Models and Histogram-Guided Color Consistency
Yang Ren, Hai Jiang, Menglong Yang +2
RAW-to-sRGB mapping, or the simulation of the traditional camera image signal processor (ISP), aims to generate DSLR-quality sRGB images from raw data captured by smartphone sensor…