HyperAI Super Neural

Nov 19, 2025 · Artificial Intelligence

LocDiff: Achieving Global-Scale Precise Image Geolocation Without Grids or Reference Libraries

The LocDiff framework introduces a spherical‑harmonics Dirac‑delta encoding and a conditional Siren‑UNet diffusion model that enables accurate worldwide image geolocation without relying on predefined grids or external image libraries, outperforming prior methods in precision, generalization, and computational efficiency.