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Xumeng Han

4 accepted papers

2026

HeroGS: Hierarchical Guidance for Robust 3D Gaussian Splatting under Sparse Views

CVPR 2026

3D Gaussian Splatting (3DGS) has recently emerged as a promising approach in novel view synthesis, combining photorealistic rendering with real-time efficiency. However, its success heavily relies on dense camera coverage; under sparse-view conditions, insufficient supervision leads to irregular Gau

Cited by 0SourceScholar
2025

Boosting Segment Anything Model Towards Open-Vocabulary Learning

AAAI 2025technical

The recent Segment Anything Model (SAM) has emerged as a new paradigmatic vision foundation model, showcasing potent zero-shot generalization and flexible prompting. Despite SAM finding applications and adaptations in various domains, its primary limitation lies in the inability to grasp object sema…

2024

P2Seg: Pointly-supervised Segmentation via Mutual Distillation

ICLR 2024poster

Point-level Supervised Instance Segmentation (PSIS) aims to enhance the applicability and scalability of instance segmentation by utilizing low-cost yet instance-informative annotations. Existing PSIS methods usually rely on positional information to distinguish objects, but predicting precise bound…

Cited by 2SourcePDFScholar
2022

Point-to-Box Network for Accurate Object Detection via Single Point Supervision

ECCV 2022poster

"Object detection using single point supervision has received increasing attention over the years. However, the performance gap between point supervised object detection (PSOD) and bounding box supervised detection remains large. In this paper, we attribute such a large performance gap to the failur…