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Huilong Pi

5 accepted papers

2026

LiNeXt: Revisiting LiDAR Completion with Efficient Non-Diffusion Architectures

AAAI 2026technical

3D LiDAR scene completion from point clouds is a fundamental component of perception systems in autonomous vehicles. Previous methods have predominantly employed diffusion models for high‑fidelity reconstruction. However, their multi-step iterative sampling incurs significant computational overhead,

Cited by 0SourcePDFScholar
2025

SDFormer: Vision-based 3D Semantic Scene Completion via SAM-assisted Dual-channel Voxel Transformer

ICCV 2025poster

Vision-based semantic scene completion (SSC) is able to predict complex scene information from limited 2D images, which has attracted widespread attention. Currently, SSC methods typically construct unified voxel features containing both geometry and semantics, which lead to different depth position…

Cited by 0SourcePDFScholar
2025

Single-View Reconstruction via Decoupled 3D Gaussian Splatting

ICASSP 2025accepted

Creating high-quality 3D object representations from a single-view image is challenging. Existing methods tend to infer the geometry and texture information simultaneously within a shared network. However, decoding geometry and texture from a unified network often leads to their entanglement, causin…

Cited by 0SourceScholar
2025

TextHair3D: Text-driven 3D Hair Editing with Generative Priors

ICASSP 2025accepted

Text-driven hair editing on 3D heads is a challenging problem in computer vision and graphics. In this paper, we propose TextHair3D, a NeRF-based text-driven 3D hair editing method that uses 3D perception to generate priors, edit hair attributes from user-provided text, and preserve facial features.…

Cited by 0SourceScholar
2025

VLScene: Vision-Language Guidance Distillation for Camera-Based 3D Semantic Scene Completion

AAAI 2025technical

Camera-based 3D semantic scene completion (SSC) provides dense geometric and semantic perception for autonomous driving. However, images provide limited information making the model susceptible to geometric ambiguity caused by occlusion and perspective distortion. Existing methods often lack explici…