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Xingxing Li

10 accepted papers

2026

Embodied Navigation Foundation Model

ICLR 2026poster

Navigation is a fundamental capability in embodied AI, representing the intelligence required to perceive and interact within physical environments. To achieve such intelligence, recent advanced works leverage Vision-Language Models (VLMs), which demonstrate strong generalizability and possess a wel…

Cited by 0SourcecodeScholar
2025

eKalibr-Stereo: Continuous-Time Spatiotemporal Calibration for Event-Based Stereo Visual Systems

RA-L 2025

The bioinspired event camera, distinguished by its exceptional temporal resolution, high dynamic range, and low power consumption, has been extensively studied in recent years for motion estimation, robotic perception, and object detection. In ego-motion estimation, the stereo event camera setup is

Cited by 1SourcecodeScholar
2025

eKalibr: Dynamic Intrinsic Calibration for Event Cameras From First Principles of Events

RA-L 2025

The bio-inspired event camera has garnered extensive research attention in recent years, owing to its significant potential derived from its high dynamic range and low latency characteristics. Similar to the standard camera, the event camera requires precise intrinsic calibration to facilitate furth

Cited by 5SourcecodeScholar
2025

iKalibr-RGBD: Partially-Specialized Target-Free Visual-Inertial Spatiotemporal Calibration for RGBDs via Continuous-Time Velocity Estimation

RA-L 2025

Visual-inertial systems have been widely studied and applied in the last two decades (from the early 2000 s to the present), mainly due to their low cost and power consumption, small footprint, and high availability. Such a trend simultaneously leads to a large amount of visual-inertial calibration

Cited by 3SourcecodeScholar
2024

DBA-Fusion: Tightly Integrating Deep Dense Visual Bundle Adjustment With Multiple Sensors for Large-Scale Localization and Mapping

RA-L 2024

Visual simultaneous localization and mapping (VSLAM) has broad applications, with state-of-the-art methods leveraging deep neural networks for better robustness and applicability. However, there is a lack of research in fusing these learning-based methods with multi-sensor information, which could b

Cited by 16SourcecodeScholar
2024

MI-Calib: An Open-Source Spatiotemporal Calibrator for Multiple IMUs Based on Continuous-Time Batch Optimization

RA-L 2024

The inertial measurement unit (IMU), as an interoceptive sensor typically providing high-frequency angular velocity and specific force measurements, has been widely exploited for accurate motion estimation in modern robotic applications, such as autonomous navigation and exploration. Recently, there

Cited by 4SourceScholar
2024

River: A Tightly-Coupled Radar-Inertial Velocity Estimator Based on Continuous-Time Optimization

RA-L 2024

Continuous and reliable ego-velocity information is significant for high-performance motion control and planning in a variety of robotic tasks, such as autonomous navigation and exploration. While linear velocities as first-order kinematics can be simultaneously estimated with other states or explic

Cited by 5SourceScholar
2022

Continuous and Precise Positioning in Urban Environments by Tightly Coupled Integration of GNSS, INS and Vision

RA-L 2022

Accurate, continuous and seamless state estimation is the fundamental module for intelligent navigation applications, such as self-driving cars and autonomous robots. However, it is often difficult for a standalone sensor to fulfill the demanding requirements of precise navigation in complex scenari

Cited by 42SourceScholar
2022

Visual Mapping and Localization System Based on Compact Instance-Level Road Markings With Spatial Uncertainty

RA-L 2022

High-definition (HD) map is crucial for intelligent vehicles to perform high-level localization and navigation. To improve the availability and usability of HD map, it is meaningful to investigate crowd-sourced mapping solutions and low-cost map-aided localization schemes which don't rely on high-en

Cited by 17SourceScholar