subsurface-imaging

Characterizing Vehicle-Induced Distributed Acoustic Sensing Signals for Accurate Urban Near-Surface Imaging

Lunasonde is a Techstars-backed deep-tech space company building a satellite constellation for subsurface Earth imaging. Its sensing technology aims to scan beneath the surface from orbit to detect groundwater, minerals, and other underground features, delivering the resulting geophysical data to mining, agriculture, water, and natural-resource…

EN : Water Pipe Leakage Risk Prediction System v0-3 | Industrial-grade GPR system achieving R²=0.9894 accuracy with 1,907x parallel processing efficiency | Complete scalability proven from N=44 to N=6000 datasets. JP : 水道管漏水リスク予測GPRシステム v0-3 | 産業レベル予測精度R²=0.9894、1,907倍並列処理効率化を実現したガウス過程回帰による高精度漏水リスク分析システム | N=44→N=6000完全スケーラビリティ実証済み

Open-source Python toolkit for seismic processing and imaging: semblance velocity analysis, NMO correction, stacking, and post-stack migration (Stolt f-k and Gazdag phase-shift). Validated against synthetic ground truth and ready for the Marmousi model.