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DiffusionRenderer: Neural Inverse and Forward Rendering with Video Diffusion Models

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arxiv 2501.18590 v2 pith:UNW5EBMS submitted 2025-01-30 cs.CV cs.GR

DiffusionRenderer: Neural Inverse and Forward Rendering with Video Diffusion Models

classification cs.CV cs.GR
keywords renderingmodelinversediffusionrenderervideoaccuratelydiffusionediting
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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Understanding and modeling lighting effects are fundamental tasks in computer vision and graphics. Classic physically-based rendering (PBR) accurately simulates the light transport, but relies on precise scene representations--explicit 3D geometry, high-quality material properties, and lighting conditions--that are often impractical to obtain in real-world scenarios. Therefore, we introduce DiffusionRenderer, a neural approach that addresses the dual problem of inverse and forward rendering within a holistic framework. Leveraging powerful video diffusion model priors, the inverse rendering model accurately estimates G-buffers from real-world videos, providing an interface for image editing tasks, and training data for the rendering model. Conversely, our rendering model generates photorealistic images from G-buffers without explicit light transport simulation. Experiments demonstrate that DiffusionRenderer effectively approximates inverse and forwards rendering, consistently outperforming the state-of-the-art. Our model enables practical applications from a single video input--including relighting, material editing, and realistic object insertion.

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Cited by 10 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score.

  1. Diffusion-Based Material Regularization for Physics-Based Inverse Rendering

    cs.CV 2026-06 unverdicted novelty 7.0

    A regularization technique that treats diffusion model outputs as a similarity kernel during material optimization in inverse rendering, enabling joint reconstruction of geometry, materials, and illumination that sati...

  2. From Articulated Kinematics to Routed Visual Control for Action-Conditioned Surgical Video Generation

    cs.CV 2026-05 unverdicted novelty 7.0

    A kinematic-to-visual lifting paradigm combined with hierarchically routed control generates action-conditioned surgical videos with better faithfulness, fidelity, and efficiency.

  3. Materialist: Physically Based Editing Using Single-Image Inverse Rendering

    cs.CV 2025-01 unverdicted novelty 7.0

    Materialist performs single-image inverse rendering via neural-initialized progressive differentiable rendering to enable physically consistent material editing, object insertion, relighting, and transparency edits wi...

  4. Video Models as Native 4D Renderers: World-Grounded Conditioning from Animated Mesh

    cs.CV 2026-07 conditional novelty 6.0

    Tracking plus world-position maps in a neural G-buffer outperform depth as a geometric condition for reference-guided video diffusion rendering on a 68-clip synthetic benchmark.

  5. Video Models as Native 4D Renderers: World-Grounded Conditioning from Animated Mesh

    cs.CV 2026-07 conditional novelty 6.0

    Conditioning a video diffusion model on animated-mesh G-buffer maps (tracking + world position + normals) improves camera-and-object control over depth conditioning in the authors' 68-video benchmark.

  6. Video Generation Models are General-Purpose Vision Learners

    cs.CV 2026-07 conditional novelty 6.0

    A video-diffusion backbone fine-tuned as a single-step multi-task perceiver matches or beats specialists on depth, normals, pose and segmentation, with high data efficiency and sim-to-real transfer.

  7. Ouroboros: Single-step Diffusion Models for Cycle-consistent Forward and Inverse Rendering

    cs.CV 2025-08 unverdicted novelty 6.0

    Ouroboros uses two single-step diffusion models with cycle consistency for forward and inverse rendering, extending intrinsic decomposition to indoor/outdoor scenes with faster inference than multi-step methods.

  8. IntrinsicWeather: Controllable Weather Editing in Intrinsic Space

    cs.CV 2025-08 unverdicted novelty 6.0

    A diffusion framework decomposes images into intrinsic maps via an inverse renderer and renders controllable weather changes via a forward renderer with CLIP prompt interpolation and map-aware attention, outperforming...

  9. Bridging Rendering and Generative Modeling with Monte Carlo Transport Scheduling

    cs.CV 2026-02 reject novelty 5.0

    A common variance-time SDE aligns Monte Carlo rendering noise with diffusion-model denoising, enabling low-spp render refinement and stage-ordered material control.

  10. DreamLifting: A Plug-in Module Lifting MV Diffusion Models for 3D Asset Generation

    cs.CV 2025-09 unverdicted novelty 5.0

    LGAA is a modular adapter framework that lifts multi-view diffusion models to produce 2D Gaussian Splats with PBR channels for high-quality relightable 3D mesh extraction using data-efficient finetuning on 69k instances.