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Xuanyang Zhang

8 accepted papers

2026

Dropping Anchor and Spherical Harmonics for Sparse-view Gaussian Splatting

CVPR 2026

Recent 3D Gaussian Splatting (3DGS) dropout methods address overfitting under sparse-view conditions by randomly nullifying Gaussian opacities. However, we identify a neighbor compensation effect in these approaches: dropped Gaussians are often compensated by their neighbors, weakening the intended

Cited by 0SourceScholar
2026

IGGT: Instance-Grounded Geometry Transformer for Semantic 3D Reconstruction

ICLR 2026poster

Humans naturally perceive the geometric structure and semantic content of a 3D world as intertwined dimensions, enabling coherent and accurate understanding of complex scenes. However, most prior approaches prioritize training large geometry models for low-level 3D reconstruction and treat high-leve…

Cited by 0SourcecodeScholar
2026

ViStoryBench: Comprehensive Benchmark Suite for Story Visualization

CVPR 2026

Story visualization aims to generate coherent image sequences that faithfully represent a narrative and match given character references. Despite progress in generative models, existing benchmarks remain narrow in scope, often limited to short prompts, lacking character references, or single-image c

Cited by 0SourcecodeScholar
2025

4K4DGen: Panoramic 4D Generation at 4K Resolution

ICLR 2025spotlight

The blooming of virtual reality and augmented reality (VR/AR) technologies has driven an increasing demand for the creation of high-quality, immersive, and dynamic environments. However, existing generative techniques either focus solely on dynamic objects or perform outpainting from a single perspe…

2025

Vision Foundation Models as Effective Visual Tokenizers for Autoregressive Generation

NeurIPS 2025poster

In this work, we present a novel direction to build an image tokenizer directly on top of a frozen vision foundation model, which is a largely underexplored area. Specifically, we employ a frozen vision foundation model as the encoder of our tokenizer. To enhance its effectiveness, we introduce two…

Cited by 0SourcecodeScholar
2024

Benchmarks and Challenges in Pose Estimation for Egocentric Hand Interactions with Objects

ECCV 2024poster

"We interact with the world with our hands and see it through our own (egocentric) perspective. A holistic understanding of such interactions from egocentric views is important for tasks in robotics, AR/VR, action recognition and motion generation. Accurately reconstructing such interactions in is c…

2023

Differentiable Architecture Search With Random Features

CVPR 2023poster

Differentiable architecture search (DARTS) has significantly promoted the development of NAS techniques because of its high search efficiency and effectiveness but suffers from performance collapse. In this paper, we make efforts to alleviate the performance collapse problem for DARTS from two aspec…

Cited by 16SourcePDFScholar