journal article·2025-02-01Open access

LightVSR: A Lightweight Video Super-Resolution Model with Multi-Scale Feature Aggregation

Guanglun Huang, Nachuan Li, Jianming Liu, Minghe Zhang, Li Zhang, Jun Li

Applied Sciences· Volume 15· Issue 3

Abstract

Video super-resolution aims to generate high-resolution video sequences with realistic details from existing low-resolution video sequences. However, most existing video super-resolution models require substantial computational power and are not suitable for resource-constrained devices such as smartphones and tablets. In this paper, we propose a lightweight video super-resolution (LightVSR) model that employs a novel feature aggregation module to enhance video quality by efficiently reconstructing high-resolution frames from compressed low-resolution inputs. LightVSR integrates several novel mechanisms, including head-tail convolution, cross-layer shortcut connections, and multi-input attention, to enhance computational efficiency while guaranteeing video super-resolution performance. Extensive experiments show that LightVSR achieves a frame rate of 28.57 FPS and a PSNR of 39.25 dB on the UDM10 dataset and 36.91 dB on the Vimeo-90k dataset, validating its efficiency and effectiveness.
Source: crossref · Quality: baseline

Research context

OpenAlex topics: Advanced Image Processing Techniques · Advanced Vision and Imaging · Image Processing Techniques and Applications

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Post-Doctoral Research Station in Instrumentation Science and Technology, Guilin University of Electronic Technology, Guilin 541004, China

School of Computer Science and Information Security, Guilin University of Electronic Technology, Guilin 541004, China

Funding

the Key Research and Development Program of Guangxi · the Guangxi Innovation Driven Development Special Fund Project · the Guangxi Key Laboratory of Trusted Software

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