3 papers
cs.CV2026
FG-TreeSeg: Flow-Guided Tree Crown Segmentation without Instance Annotations
Pengyu Chen, Fangzheng Lyu, Sicheng Wang +1
Individual tree crown segmentation is an important task in remote sensing for forest biomass estimation and ecological monitoring. However, accurate delineation in dense, overlappi…
cs.CV2026
Cross-Modal Urban Sensing: Evaluating Sound-Vision Alignment Across Street-Level and Aerial Imagery
Pengyu Chen, Xiao Huang, Teng Fei +1
Environmental soundscapes convey substantial ecological and social information regarding urban environments; however, their potential remains largely untapped in large-scale geogra…
cs.CV2025
A GAN-Enhanced Deep Learning Framework for Rooftop Detection from Historical Aerial Imagery
Pengyu Chen, Sicheng Wang, Cuizhen Wang +4
Precise detection of rooftops from historical aerial imagery is essential for analyzing long-term urban development and human settlement patterns. Nonetheless, black-and-white anal…