3 papers
cs.RO2022
BuFF: Burst Feature Finder for Light-Constrained 3D Reconstruction
Ahalya Ravendran, Mitch Bryson, Donald G. Dansereau
Robots operating at night using conventional vision cameras face significant challenges in reconstruction due to noise-limited images. Previous work has demonstrated that burst-ima…
cs.RO2021
Burst Imaging for Light-Constrained Structure-From-Motion
Ahalya Ravendran, Mitch Bryson, Donald G. Dansereau
Images captured under extremely low light conditions are noise-limited, which can cause existing robotic vision algorithms to fail. In this paper we develop an image processing tec…
cs.RO2021
Unsupervised Learning of Depth Estimation and Visual Odometry for Sparse Light Field Cameras
S. Tejaswi Digumarti, Joseph Daniel, Ahalya Ravendran +1
While an exciting diversity of new imaging devices is emerging that could dramatically improve robotic perception, the challenges of calibrating and interpreting these cameras have…