6 papers
Cross-Sensor SAR Data Generation Using Diffusion Models and Feature Migration
Xuanting Wu, Fan Zhang, Fei Ma +2
Different synthetic aperture radar (SAR) sensors vary significantly in resolution, polarization modes, and frequency bands, making it difficult to directly apply existing models to…
A Task-Driven and Quality-Assured Agent Framework for SAR Data Generation
Xuanting Wu, Fan Zhanga, Fei Ma +3
Synthetic aperture radar (SAR) data augmentation is important for improving the generalization of data-driven SAR interpretation models, yet practical augmentation workflows are of…
Optical-Guided Neural Collapse for SAR Few-Shot Class Incremental Learning
Fan Zhang, Sijin Zheng, Fei Ma +4
Few-shot class-incremental learning (FSCIL) in synthetic aperture radar imagery presents unique challenges due to severe data scarcity and SAR-specific variability. In particular,…
GeoDiff-SAR II: 3D-Driven Foundation Diffusion Models for SAR Generation via Decoupled Control
Xuanting Wu, Fan Zhang, Fei Ma +4
Existing Synthetic Aperture Radar (SAR) image generation methods still lack reliable controllability over key imaging parameters, particularly azimuth angle, depression angle, and…
SMGeo: Cross-View Object Geo-Localization with Grid-Level Mixture-of-Experts
Fan Zhang, Haoyuan Ren, Fei Ma +2
Cross-view object Geo-localization aims to precisely pinpoint the same object across large-scale satellite imagery based on drone images. Due to significant differences in viewpoin…
Cloud Adversarial Example Generation for Remote Sensing Image Classification
Fei Ma, Yuqiang Feng, Fan Zhang +1
Most existing adversarial attack methods for remote sensing images merely add adversarial perturbations or patches, resulting in unnatural modifications. Clouds are common atmosphe…