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Hanxin Zhu

9 accepted papers

2026

4DWorldBench: A Comprehensive Evaluation Framework for 3D/4D World Generation Models

CVPR 2026

World Generation Models are emerging as a cornerstone of next-generation multimodal intelligence systems. Unlike traditional 2D visual generation, World Models aim to construct realistic, dynamic, and physically consistent 3D/4D worlds from images, videos, or text. These models not only need to prod

Cited by 0SourcecodeScholar
2026

Sonic4D: Spatial Audio Generation for Immersive 4D Scene Exploration

AAAI 2026technical

Recent advancements in 4D generation have demonstrated its remarkable capability in synthesizing photorealistic renderings of dynamic 3D scenes. However, despite achieving impressive visual performance, almost all existing methods overlook the generation of spatial audio aligned with the correspondi

Cited by 0SourcePDFScholar
2026

Training-Free Sparse Attention for Fast Video Generation via Offline Layer-Wise Sparsity Profiling and Online Bidirectional Co-Clustering

ICML 2026poster

Diffusion Transformers (DiTs) achieve strong video generation quality but suffer from high inference cost due to dense 3D attention, leading to the development of sparse attention technologies to improve efficiency. However, existing training-free sparse attention methods in video generation still f…

Cited by 0SourceScholar
2025

TIV-Diffusion: Towards Object-Centric Movement for Text-driven Image to Video Generation

AAAI 2025technical

Text-driven Image to Video Generation (TI2V) aims to generate controllable video given the first frame and corresponding textual description. The primary challenges of this task lie in two parts: (i) how to identify the target objects and ensure the consistency between the movement trajectory and th…

Cited by 1SourcePDFScholar
2024

Compositional 3D-aware Video Generation with LLM Director

NeurIPS 2024poster

Significant progress has been made in text-to-video generation through the use of powerful generative models and large-scale internet data. However, substantial challenges remain in precisely controlling individual elements within the generated video, such as the movement and appearance of specific…

Cited by 10SourcePDFScholar
2024

End-to-End Rate-Distortion Optimized 3D Gaussian Representation

ECCV 2024poster

"3D Gaussian Splatting (3DGS) has become an emerging technique with remarkable potential in 3D representation and image rendering. However, the substantial storage overhead of 3DGS significantly impedes its practical applications. In this work, we formulate the compact 3D Gaussian learning as an end…

2024

Is Vanilla MLP in Neural Radiance Field Enough for Few-shot View Synthesis?

CVPR 2024poster

Neural Radiance Field (NeRF) has achieved superior performance for novel view synthesis by modeling the scene with a Multi-Layer Perception (MLP) and a volume rendering procedure however when fewer known views are given (i.e. few-shot view synthesis) the model is prone to overfit the given views. To…

Cited by 15SourcePDFScholar
2024

SeD: Semantic-Aware Discriminator for Image Super-Resolution

CVPR 2024poster

Generative Adversarial Networks (GANs) have been widely used to recover vivid textures in image super-resolution (SR) tasks. In particular one discriminator is utilized to enable the SR network to learn the distribution of real-world high-quality images in an adversarial training manner. However the…

2024

UCIP: A Universal Framework for Compressed Image Super-Resolution using Dynamic Prompt

ECCV 2024poster

"Compressed Image Super-resolution (CSR) aims to simultaneously super-resolve the compressed images and tackle the challenging hybrid distortions caused by compression. However, existing works on CSR usually focus on single compression codec, , JPEG, ignoring the diverse traditional or learning-base…