Search Results for author: Ankit Vora

Found 11 papers, 2 papers with code

View Consistent Purification for Accurate Cross-View Localization

no code implementations ICCV 2023 Shan Wang, Yanhao Zhang, Akhil Perincherry, Ankit Vora, Hongdong Li

This paper proposes a fine-grained self-localization method for outdoor robotics that utilizes a flexible number of onboard cameras and readily accessible satellite images.

Pose Estimation

Stereo Visual Odometry with Deep Learning-Based Point and Line Feature Matching using an Attention Graph Neural Network

no code implementations2 Aug 2023 Shenbagaraj Kannapiran, Nalin Bendapudi, Ming-Yuan Yu, Devarth Parikh, Spring Berman, Ankit Vora, Gaurav Pandey

In this paper, we present a Stereo Visual Odometry (StereoVO) technique based on point and line features which uses a novel feature-matching mechanism based on an Attention Graph Neural Network that is designed to perform well even under adverse weather conditions such as fog, haze, rain, and snow, and dynamic lighting conditions such as nighttime illumination and glare scenarios.

3D Reconstruction Simultaneous Localization and Mapping +1

Boosting 3-DoF Ground-to-Satellite Camera Localization Accuracy via Geometry-Guided Cross-View Transformer

1 code implementation ICCV 2023 Yujiao Shi, Fei Wu, Akhil Perincherry, Ankit Vora, Hongdong Li

In this paper, we propose a method to increase the accuracy of a ground camera's location and orientation by estimating the relative rotation and translation between the ground-level image and its matched/retrieved satellite image.

Camera Localization Image Retrieval +2

DisPlacing Objects: Improving Dynamic Vehicle Detection via Visual Place Recognition under Adverse Conditions

no code implementations30 Jun 2023 Stephen Hausler, Sourav Garg, Punarjay Chakravarty, Shubham Shrivastava, Ankit Vora, Michael Milford

In this work we investigate whether a prior map can be leveraged to aid in the detection of dynamic objects in a scene without the need for a 3D map or pixel-level map-query correspondences.

Binary Classification Visual Place Recognition

Locking On: Leveraging Dynamic Vehicle-Imposed Motion Constraints to Improve Visual Localization

no code implementations30 Jun 2023 Stephen Hausler, Sourav Garg, Punarjay Chakravarty, Shubham Shrivastava, Ankit Vora, Michael Milford

In this research, we propose a middle ground, demonstrated in the context of autonomous vehicles, using dynamic vehicles to provide limited pose constraint information in a 6-DoF frame-by-frame PnP-RANSAC localization pipeline.

Autonomous Vehicles Visual Localization

Satellite Image Based Cross-view Localization for Autonomous Vehicle

no code implementations27 Jul 2022 Shan Wang, Yanhao Zhang, Ankit Vora, Akhil Perincherry, Hongdong Li

This paper introduces a novel approach to cross-view localization that departs from the conventional image retrieval method.

Autonomous Vehicles Image Retrieval +1

S-BEV: Semantic Birds-Eye View Representation for Weather and Lighting Invariant 3-DoF Localization

no code implementations23 Jan 2021 Mokshith Voodarla, Shubham Shrivastava, Sagar Manglani, Ankit Vora, Siddharth Agarwal, Punarjay Chakravarty

We describe a light-weight, weather and lighting invariant, Semantic Bird's Eye View (S-BEV) signature for vision-based vehicle re-localization.

Aerial Imagery based LIDAR Localization for Autonomous Vehicles

no code implementations25 Mar 2020 Ankit Vora, Siddharth Agarwal, Gaurav Pandey, James McBride

This paper presents a localization technique using aerial imagery maps and LIDAR based ground reflectivity for autonomous vehicles in urban environments.

Autonomous Vehicles

Ford Multi-AV Seasonal Dataset

1 code implementation17 Mar 2020 Siddharth Agarwal, Ankit Vora, Gaurav Pandey, Wayne Williams, Helen Kourous, James McBride

This paper presents a challenging multi-agent seasonal dataset collected by a fleet of Ford autonomous vehicles at different days and times during 2017-18.

Autonomous Vehicles POS

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