Revisit Anything: Visual Place Recognition via Image Segment Retrieval

1 code implementation • 26 Sep 2024 • Kartik Garg, Sai Shubodh Puligilla, Shishir Kolathaya, Madhava Krishna, Sourav Garg

This poses a fundamental challenge in matching two images of the same place captured from different camera viewpoints: "the similarity of what overlaps can be dominated by the dissimilarity of what does not overlap".

Image Segmentation Navigate +3

LIP-Loc: LiDAR Image Pretraining for Cross-Modal Localization

no code implementations • 27 Dec 2023 • Sai Shubodh Puligilla, Mohammad Omama, Husain Zaidi, Udit Singh Parihar, Madhava Krishna

We apply this approach to the domains of 2D image and 3D LiDAR points on the task of cross-modal localization.

Autonomous Driving Visual Localization

Topological Mapping for Manhattan-like Repetitive Environments

1 code implementation • 16 Feb 2020 • Sai Shubodh Puligilla, Satyajit Tourani, Tushar Vaidya, Udit Singh Parihar, Ravi Kiran Sarvadevabhatla, K. Madhava Krishna

At the intermediate level, the map is represented as a Manhattan Graph where the nodes and edges are characterized by Manhattan properties and as a Pose Graph at the lower-most level of detail.