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Zijie Chen

8 accepted papers

2026

Accurate Calibration and Robust LiDAR-Inertial Odometry for Spinning Actuated LiDAR Systems

RA-L 2026

Accurate calibration and robust localization are fundamental for downstream tasks in spinning actuated LiDAR applications. Existing methods, however, require parameterizing extrinsic parameters based on different mounting configurations, limiting their generalizability. Additionally, spinning actuat

Cited by 0SourcecodeScholar
2026

MASAM: Multimodal Adaptive Sharpness-Aware Minimization for Heterogeneous Data Fusion

ICLR 2026poster

Multimodal learning requires integrating heterogeneous modalities, such as structured records, visual imagery, and temporal signals. It has been revealed that this heterogeneity causes modality encoders to converge at different rates, making the multimodal learning imbalanced. We empirically observe…

Cited by 0SourceScholar
2024

CaveSeg: Deep Semantic Segmentation and Scene Parsing for Autonomous Underwater Cave Exploration

ICRA 2024poster

In this paper, we present CaveSeg - the first visual learning pipeline for semantic segmentation and scene parsing for AUV navigation inside underwater caves. We address the problem of scarce annotated training data by preparing a comprehensive dataset for semantic segmentation of underwater cave sc…

Cited by 14SourceScholar
2024

Tailored Visions: Enhancing Text-to-Image Generation with Personalized Prompt Rewriting

CVPR 2024poster

Despite significant progress in the field it is still challenging to create personalized visual representations that align closely with the desires and preferences of individual users. This process requires users to articulate their ideas in words that are both comprehensible to the models and accur…

2023

Tucker Decomposition with Frequency Attention for Temporal Knowledge Graph Completion

ACL 2023findings

Temporal Knowledge Graph Completion aims to complete missing entities or relations under temporal constraints. Previous tensor decomposition-based models for TKGC only independently consider the combination of one single relation with one single timestamp, ignoring the global nature of the embedding…

Cited by 5SourcePDFScholar
2021

Semi-supervised Vein Segmentation of Ultrasound Images for Autonomous Venipuncture

IROS 2021poster

Venipuncture is an indispensable procedure for both diagnosis and treatment. In this paper, unlike existing solutions that fully or partially rely on professional assistance, a compact robotic system integrating both novel hardware and software developments is introduced. The hardware consists of a…

Cited by 7SourceScholar