no code implementations • 30 Apr 2022 • Daniel Neamati, Sriramya Bhamidipati, Grace Gao
We extend our prior work to propose Mosaic Zonotope Shadow Matching (MZSM) that employs a classifier-agnostic polytope mosaic architecture to provide risk-awareness and certifiable guarantees on urban positioning.
no code implementations • 13 Jan 2021 • Sriramya Bhamidipati, Grace Xingxin Gao
We apply set union to formulate a p-Zonotopic cost that represents the size of position bounds based on landmark inclusion/exclusion.
no code implementations • 4 Oct 2019 • Sriramya Bhamidipati, Grace Xingxin Gao
We perform graph optimization using the sequential data of GPS pseudoranges, pixel intensities, vehicle dynamics, and satellite ephemeris to simultaneously localize the vehicle as well as the landmarks, namely GPS satellites and key image pixels in the world frame.