Search Results for author: Meiqi Hu

Found 12 papers, 6 papers with code

HSANET: A Hybrid Self-Cross Attention Network For Remote Sensing Change Detection

1 code implementation21 Apr 2025 Chengxi Han, Xiaoyu Su, Zhiqiang Wei, Meiqi Hu, Yichu Xu

The remote sensing image change detection task is an essential method for large-scale monitoring.

Change Detection

HyperSIGMA: Hyperspectral Intelligence Comprehension Foundation Model

1 code implementation17 Jun 2024 Di Wang, Meiqi Hu, Yao Jin, Yuchun Miao, Jiaqi Yang, Yichu Xu, Xiaolei Qin, Jiaqi Ma, Lingyu Sun, Chenxing Li, Chuan Fu, Hongruixuan Chen, Chengxi Han, Naoto Yokoya, Jing Zhang, Minqiang Xu, Lin Liu, Lefei Zhang, Chen Wu, Bo Du, DaCheng Tao, Liangpei Zhang

Accurate hyperspectral image (HSI) interpretation is critical for providing valuable insights into various earth observation-related applications such as urban planning, precision agriculture, and environmental monitoring.

Computational Efficiency Earth Observation +1

Change Guiding Network: Incorporating Change Prior to Guide Change Detection in Remote Sensing Imagery

1 code implementation14 Apr 2024 Chengxi Han, Chen Wu, HaoNan Guo, Meiqi Hu, Jiepan Li, Hongruixuan Chen

The rapid advancement of automated artificial intelligence algorithms and remote sensing instruments has benefited change detection (CD) tasks.

Change Detection Edge Detection

HANet: A Hierarchical Attention Network for Change Detection With Bitemporal Very-High-Resolution Remote Sensing Images

1 code implementation14 Apr 2024 Chengxi Han, Chen Wu, HaoNan Guo, Meiqi Hu, Hongruixuan Chen

Benefiting from the developments in deep learning technology, deep-learning-based algorithms employing automatic feature extraction have achieved remarkable performance on the change detection (CD) task.

Change Detection Deep Learning

GlobalMind: Global Multi-head Interactive Self-attention Network for Hyperspectral Change Detection

no code implementations18 Apr 2023 Meiqi Hu, Chen Wu, Liangpei Zhang

High spectral resolution imagery of the Earth's surface enables users to monitor changes over time in fine-grained scale, playing an increasingly important role in agriculture, defense, and emergency response.

Change Detection

EMS-Net: Efficient Multi-Temporal Self-Attention For Hyperspectral Change Detection

no code implementations24 Mar 2023 Meiqi Hu, Chen Wu, Bo Du

Hyperspectral change detection plays an essential role of monitoring the dynamic urban development and detecting precise fine object evolution and alteration.

Change Detection Clustering

HyperNet: Self-Supervised Hyperspectral Spatial-Spectral Feature Understanding Network for Hyperspectral Change Detection

no code implementations20 Jul 2022 Meiqi Hu, Chen Wu, Liangpei Zhang

Only the positive samples at the same location of bi-temporal HSIs are created and forced to be aligned, aiming at learning the spectral difference-invariant features.

Change Detection Self-Supervised Learning

Multi-Temporal Spatial-Spectral Comparison Network for Hyperspectral Anomalous Change Detection

no code implementations23 May 2022 Meiqi Hu, Chen Wu, Bo Du

Hyperspectral anomalous change detection has been a challenging task for its emphasis on the dynamics of small and rare objects against the prevalent changes.

Change Detection Contrastive Learning

Binary Change Guided Hyperspectral Multiclass Change Detection

no code implementations8 Dec 2021 Meiqi Hu, Chen Wu, Bo Du, Liangpei Zhang

In this study, we proposed an unsupervised Binary Change Guided hyperspectral multiclass change detection Network (BCG-Net) for HMCD, which aims at boosting the multiclass change detection result and unmixing result with the mature binary change detection approaches.

Change Detection

Transportation Density Reduction Caused by City Lockdowns Across the World during the COVID-19 Epidemic: From the View of High-resolution Remote Sensing Imagery

no code implementations2 Mar 2021 Chen Wu, Sihan Zhu, Jiaqi Yang, Meiqi Hu, Bo Du, Liangpei Zhang, Lefei Zhang, Chengxi Han, Meng Lan

Considering that public transportation was mostly reduced or even forbidden, our results indicate that city lockdown policies are effective at limiting human transmission within cities.

Hyperspectral Anomaly Change Detection Based on Auto-encoder

1 code implementation27 Oct 2020 Meiqi Hu, Chen Wu, Liangpei Zhang, Bo Du

In the ACDA model, two systematic auto-encoder (AE) networks are deployed to construct two predictors from two directions.

Change Detection

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