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- research-articleSeptember 2024
- research-articleAugust 2024
Identity-Preserving Face Swapping via Dual Surrogate Generative Models
ACM Transactions on Graphics (TOG), Volume 43, Issue 5Article No.: 161, Pages 1–19https://doi.org/10.1145/3676165In this study, we revisit the fundamental setting of face-swapping models and reveal that only using implicit supervision for training leads to the difficulty of advanced methods to preserve the source identity. We propose a novel reverse pseudo-input ...
- research-articleJuly 2024
X-SLAM: Scalable Dense SLAM for Task-aware Optimization using CSFD
ACM Transactions on Graphics (TOG), Volume 43, Issue 4Article No.: 79, Pages 1–15https://doi.org/10.1145/3658233We present X-SLAM, a real-time dense differentiable SLAM system that leverages the complex-step finite difference (CSFD) method for efficient calculation of numerical derivatives, bypassing the need for a large-scale computational graph. The key to our ...
- research-articleJuly 2024
SMERF: Streamable Memory Efficient Radiance Fields for Real-Time Large-Scene Exploration
- Daniel Duckworth,
- Peter Hedman,
- Christian Reiser,
- Peter Zhizhin,
- Jean-François Thibert,
- Mario Lučić,
- Richard Szeliski,
- Jonathan T. Barron
ACM Transactions on Graphics (TOG), Volume 43, Issue 4Article No.: 63, Pages 1–13https://doi.org/10.1145/3658193Recent techniques for real-time view synthesis have rapidly advanced in fidelity and speed, and modern methods are capable of rendering near-photorealistic scenes at interactive frame rates. At the same time, a tension has arisen between explicit scene ...
- research-articleJuly 2024
Split-and-Fit: Learning B-Reps via Structure-Aware Voronoi Partitioning
ACM Transactions on Graphics (TOG), Volume 43, Issue 4Article No.: 108, Pages 1–13https://doi.org/10.1145/3658155We introduce a novel method for acquiring boundary representations (B-Reps) of 3D CAD models which involves a two-step process: it first applies a spatial partitioning, referred to as the "split", followed by a "fit" operation to derive a single ...
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- research-articleJuly 2024
Bilateral Guided Radiance Field Processing
ACM Transactions on Graphics (TOG), Volume 43, Issue 4Article No.: 148, Pages 1–13https://doi.org/10.1145/3658148Neural Radiance Fields (NeRF) achieves unprecedented performance in synthesizing novel view synthesis, utilizing multi-view consistency. When capturing multiple inputs, image signal processing (ISP) in modern cameras will independently enhance them, ...
- research-articleJuly 2024
Binary Opacity Grids: Capturing Fine Geometric Detail for Mesh-Based View Synthesis
- Christian Reiser,
- Stephan Garbin,
- Pratul Srinivasan,
- Dor Verbin,
- Richard Szeliski,
- Ben Mildenhall,
- Jonathan Barron,
- Peter Hedman,
- Andreas Geiger
ACM Transactions on Graphics (TOG), Volume 43, Issue 4Article No.: 149, Pages 1–14https://doi.org/10.1145/3658130While surface-based view synthesis algorithms are appealing due to their low computational requirements, they often struggle to reproduce thin structures. In contrast, more expensive methods that model the scene's geometry as a volumetric density field (...
- research-articleJune 2024
Plug-and-Play Algorithms for Dynamic Non-line-of-sight Imaging
ACM Transactions on Graphics (TOG), Volume 43, Issue 5Article No.: 155, Pages 1–12https://doi.org/10.1145/3665139Non-line-of-sight (NLOS) imaging has the ability to recover 3D images of scenes outside the direct line of sight, which is of growing interest for diverse applications. Despite the remarkable progress, NLOS imaging of dynamic objects is still challenging. ...
- research-articleDecember 2023
GANeRF: Leveraging Discriminators to Optimize Neural Radiance Fields
ACM Transactions on Graphics (TOG), Volume 42, Issue 6Article No.: 207, Pages 1–14https://doi.org/10.1145/3618402Neural Radiance Fields (NeRF) have shown impressive novel view synthesis results; nonetheless, even thorough recordings yield imperfections in reconstructions, for instance due to poorly observed areas or minor lighting changes. Our goal is to mitigate ...
- research-articleDecember 2023
Adaptive Shells for Efficient Neural Radiance Field Rendering
- Zian Wang,
- Tianchang Shen,
- Merlin Nimier-David,
- Nicholas Sharp,
- Jun Gao,
- Alexander Keller,
- Sanja Fidler,
- Thomas Müller,
- Zan Gojcic
ACM Transactions on Graphics (TOG), Volume 42, Issue 6Article No.: 260, Pages 1–15https://doi.org/10.1145/3618390Neural radiance fields achieve unprecedented quality for novel view synthesis, but their volumetric formulation remains expensive, requiring a huge number of samples to render high-resolution images. Volumetric encodings are essential to represent fuzzy ...
- research-articleDecember 2023
Discontinuity-Aware 2D Neural Fields
ACM Transactions on Graphics (TOG), Volume 42, Issue 6Article No.: 217, Pages 1–11https://doi.org/10.1145/3618379Neural image representations offer the possibility of high fidelity, compact storage, and resolution-independent accuracy, providing an attractive alternative to traditional pixel- and grid-based representations. However, coordinate neural networks fail ...
- research-articleDecember 2023
GarmentCode: Programming Parametric Sewing Patterns
ACM Transactions on Graphics (TOG), Volume 42, Issue 6Article No.: 199, Pages 1–15https://doi.org/10.1145/3618351Garment modeling is an essential task of the global apparel industry and a core part of digital human modeling. Realistic representation of garments with valid sewing patterns is key to their accurate digital simulation and eventual fabrication. However, ...
- research-articleDecember 2023
DR-Occluder: Generating Occluders Using Differentiable Rendering
ACM Transactions on Graphics (TOG), Volume 42, Issue 6Article No.: 231, Pages 1–14https://doi.org/10.1145/3618346The target of the occluder is to use very few faces to maintain similar occlusion properties of the original 3D model. In this paper, we present DR-Occluder, a novel coarse-to-fine framework for occluder generation that leverages differentiable rendering ...
- research-articleDecember 2023
Interaction-Driven Active 3D Reconstruction with Object Interiors
ACM Transactions on Graphics (TOG), Volume 42, Issue 6Article No.: 250, Pages 1–12https://doi.org/10.1145/3618327We introduce an active 3D reconstruction method which integrates visual perception, robot-object interaction, and 3D scanning to recover both the exterior and interior, i.e., unexposed, geometries of a target 3D object. Unlike other works in active ...
- research-articleDecember 2023
Towards Garment Sewing Pattern Reconstruction from a Single Image
ACM Transactions on Graphics (TOG), Volume 42, Issue 6Article No.: 200, Pages 1–15https://doi.org/10.1145/3618319Garment sewing pattern represents the intrinsic rest shape of a garment, and is the core for many applications like fashion design, virtual try-on, and digital avatars. In this work, we explore the challenging problem of recovering garment sewing ...
- research-articleNovember 2023
Disentangling Structure and Appearance in ViT Feature Space
ACM Transactions on Graphics (TOG), Volume 43, Issue 1Article No.: 11, Pages 1–16https://doi.org/10.1145/3630096We present a method for semantically transferring the visual appearance of one natural image to another. Specifically, our goal is to generate an image in which objects in a source structure image are “painted” with the visual appearance of their ...
- research-articleNovember 2023
Layout-aware Single-image Document Flattening
ACM Transactions on Graphics (TOG), Volume 43, Issue 1Article No.: 9, Pages 1–17https://doi.org/10.1145/3627818Single image rectification of document deformation is a challenging task. Although some recent deep learning-based methods have attempted to solve this problem, they cannot achieve satisfactory results when dealing with document images with complex ...
- research-articleAugust 2023
High-Resolution Volumetric Reconstruction for Clothed Humans
ACM Transactions on Graphics (TOG), Volume 42, Issue 5Article No.: 170, Pages 1–15https://doi.org/10.1145/3606032We present a novel method for reconstructing clothed humans from a sparse set of, e.g., 1–6 RGB images. Despite impressive results from recent works employing deep implicit representation, we revisit the volumetric approach and demonstrate that better ...
- research-articleJuly 2023
NeRSemble: Multi-view Radiance Field Reconstruction of Human Heads
ACM Transactions on Graphics (TOG), Volume 42, Issue 4Article No.: 161, Pages 1–14https://doi.org/10.1145/3592455We focus on reconstructing high-fidelity radiance fields of human heads, capturing their animations over time, and synthesizing re-renderings from novel viewpoints at arbitrary time steps. To this end, we propose a new multi-view capture setup composed ...
- research-articleJuly 2023
Flexible Isosurface Extraction for Gradient-Based Mesh Optimization
- Tianchang Shen,
- Jacob Munkberg,
- Jon Hasselgren,
- Kangxue Yin,
- Zian Wang,
- Wenzheng Chen,
- Zan Gojcic,
- Sanja Fidler,
- Nicholas Sharp,
- Jun Gao
ACM Transactions on Graphics (TOG), Volume 42, Issue 4Article No.: 37, Pages 1–16https://doi.org/10.1145/3592430This work considers gradient-based mesh optimization, where we iteratively optimize for a 3D surface mesh by representing it as the isosurface of a scalar field, an increasingly common paradigm in applications including photogrammetry, generative ...