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Junli Cao

11 accepted papers

2025

Lightweight Predictive 3D Gaussian Splats

ICLR 2025poster

Recent approaches representing 3D objects and scenes using Gaussian splats show increased rendering speed across a variety of platforms and devices. While rendering such representations is indeed extremely efficient, storing and transmitting them is often prohibitively expensive. To represent large-…

2025

MaskControl: Spatio-Temporal Control for Masked Motion Synthesis

ICCV 2025poster

Recent advances in motion diffusion models have enabled spatially controllable text-to-motion generation. However, these models struggle to achieve high-precision control while maintaining high-quality motion generation. To address these challenges, we propose MaskControl, the first approach to intr…

2025

SnapGen: Taming High-Resolution Text-to-Image Models for Mobile Devices with Efficient Architectures and Training

CVPR 2025highlight

Existing text-to-image (T2I) diffusion models face several limitations, including large model sizes, slow runtime, and low-quality generation on mobile devices. This paper aims to address all of these challenges by developing an extremely small and fast T2I model that generates high-resolution and h…

2025

Towards Physical Understanding in Video Generation: A 3D Point Regularization Approach

NeurIPS 2025poster

We present a novel video generation framework that integrates 3-dimensional geometry and dynamic awareness. To achieve this, we augment 2D videos with 3D point trajectories and align them in pixel space. The resulting 3D-aware video dataset, PointVid, is then used to fine-tune a latent diffusion mod…

Cited by 0SourceScholar
2025

Wonderland: Navigating 3D Scenes from a Single Image

CVPR 2025poster

This paper addresses a challenging question: how can we efficiently create high-quality, wide-scope 3D scenes from a single arbitrary image?Existing methods face several constraints, such as requiring multi-view data, time-consuming per-scene optimization, low visual quality, and distorted reconstru…

Cited by 12SourcePDFScholar
2024

4Real: Towards Photorealistic 4D Scene Generation via Video Diffusion Models

NeurIPS 2024poster

Existing dynamic scene generation methods mostly rely on distilling knowledge from pre-trained 3D generative models, which are typically fine-tuned on synthetic object datasets. As a result, the generated scenes are often object-centric and lack photorealism. To address these limitations, we introd…

Cited by 26SourcePDFScholar
2024

AsCAN: Asymmetric Convolution-Attention Networks for Efficient Recognition and Generation

NeurIPS 2024poster

Neural network architecture design requires making many crucial decisions. The common desiderata is that similar decisions, with little modifications, can be reused in a variety of tasks and applications. To satisfy that, architectures must provide promising latency and performance trade-offs, suppo…

Cited by 4SourcePDFScholar
2024

BitsFusion: 1.99 bits Weight Quantization of Diffusion Model

NeurIPS 2024poster

Diffusion-based image generation models have achieved great success in recent years by showing the capability of synthesizing high-quality content. However, these models contain a huge number of parameters, resulting in a significantly large model size. Saving and transferring them is a major bottle…

2024

SF-V: Single Forward Video Generation Model

NeurIPS 2024poster

Diffusion-based video generation models have demonstrated remarkable success in obtaining high-fidelity videos through the iterative denoising process. However, these models require multiple denoising steps during sampling, resulting in high computational costs. In this work, we propose a novel appr…

2023

LightSpeed: Light and Fast Neural Light Fields on Mobile Devices

NeurIPS 2023poster

Real-time novel-view image synthesis on mobile devices is prohibitive due to the limited computational power and storage. Using volumetric rendering methods, such as NeRF and its derivatives, on mobile devices is not suitable due to the high computational cost of volumetric rendering. On the other h…

Cited by 11SourcePDFScholar
2023

Real-Time Neural Light Field on Mobile Devices

CVPR 2023poster

Recent efforts in Neural Rendering Fields (NeRF) have shown impressive results on novel view synthesis by utilizing implicit neural representation to represent 3D scenes. Due to the process of volumetric rendering, the inference speed for NeRF is extremely slow, limiting the application scenarios of…