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Xin Ouyang

3 accepted papers

2025

MDC-Seg: Multi-Directional Convolution-Based Semantic Segmentation for LiDAR Point Clouds

ICRA 2025

LiDAR point clouds 3D semantic segmentation enables efficient and accurate environmental sensing for intelligent vehicles and autonomous robots, greatly advancing these domains. Existing advanced methods that use 3D sparse convolutional often suffer from a small Effective Receptive Field (ERF), whic

Cited by 1SourcecodeScholar
2024

LLMRG: Improving Recommendations through Large Language Model Reasoning Graphs

AAAI 2024technical

Recommendation systems aim to provide users with relevant suggestions, but often lack interpretability and fail to capture higher-level semantic relationships between user behaviors and profiles. In this paper, we propose a novel approach that leverages large language models (LLMs) to construct pers…

Cited by 16SourcePDFScholar
2024

VPE-SLAM: Neural Implicit Voxel-permutohedral Encoding for SLAM

ICRA 2024poster

NeRF can reconstruct incredibly realistic environmental maps in dense simultaneous localization and mapping, providing robots with more comprehensive scene map information. However, NeRF often struggles with geometric distortions in indoor reconstructions. To correct geometric distortions, we develo…

Cited by 3SourcecodeScholar