Simultaneous localization and map** (slam) and data fusion in unmanned aerial vehicles: Recent advances and challenges

A Gupta, X Fernando - Drones, 2022 - mdpi.com
This article presents a survey of simultaneous localization and map** (SLAM) and data
fusion techniques for object detection and environmental scene perception in unmanned …

Low-light image enhancement with wavelet-based diffusion models

H Jiang, A Luo, H Fan, S Han, S Liu - ACM Transactions on Graphics …, 2023 - dl.acm.org
Diffusion models have achieved promising results in image restoration tasks, yet suffer from
time-consuming, excessive computational resource consumption, and unstable restoration …

R2rnet: Low-light image enhancement via real-low to real-normal network

J Hai, Z Xuan, R Yang, Y Hao, F Zou, F Lin… - Journal of Visual …, 2023 - Elsevier
Images captured in weak illumination conditions could seriously degrade the image quality.
Solving a series of degradation of low-light images can effectively improve the visual quality …

Advanced retinexnet: a fully convolutional network for low-light image enhancement

J Hai, Y Hao, F Zou, F Lin, S Han - Signal Processing: Image …, 2023 - Elsevier
Capturing images in weak illumination environments seriously degrades image quality, such
as low visibility, low contrast, artifacts, and noise. Solving a series of degradation of low-light …

Revisiting coarse-to-fine strategy for low-light image enhancement with deep decomposition guided training

H Jiang, Y Ren, S Han - Computer Vision and Image Understanding, 2024 - Elsevier
Previous coarse-to-fine strategies typically spend equal effort in feature extraction and
feature reconstruction, and gradually improve the brightness of images from bottom to top …

[HTML][HTML] Visual navigation algorithm for night landing of fixed-wing unmanned aerial vehicle

Z Wang, D Zhao, Y Cao - Aerospace, 2022 - mdpi.com
In the recent years, visual navigation has been considered an effective mechanism for
achieving an autonomous landing of Unmanned Aerial Vehicles (UAVs). Nevertheless, with …

Automated rice phenology stage map** using UAV images and deep learning

X Lu, J Zhou, R Yang, Z Yan, Y Lin, J Jiao, F Liu - Drones, 2023 - mdpi.com
Accurate monitoring of rice phenology is critical for crop management, cultivars breeding,
and yield estimating. Previously, research for phenology detection relied on time-series data …

Combining spatial and frequency information for image deblurring

J Hai, R Yang, Y Yu, S Han - IEEE Signal Processing Letters, 2022 - ieeexplore.ieee.org
This letter aims to combine spatial and frequency information for single image deblurring.
Although some methods have tried to use frequency information to perform deblurring, they …

[HTML][HTML] AGCosPlace: A UAV visual positioning algorithm based on transformer

Y Guo, Y Zhou, F Yang - Drones, 2023 - mdpi.com
To address the limitation and obtain the position of the drone even when the relative poses
and intrinsics of the drone camera are unknown, a visual positioning algorithm based on …

Low-light image enhancement using the illumination boost algorithm along with the SKWGIF method

E Radmand, E Saberi, AG Sorkhi, J Pirgazi - Multimedia Tools and …, 2024 - Springer
Low-light image enhancement is highly desirable for outdoor image processing and
computer vision applications. Research conducted in recent years has shown that images …