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10.1145/3550454.3555511
LaplacianFusion: Detailed 3D Clothed-Human Body Reconstruction
https://doi.org/10.1145/3550454.3555511
[ "Hyomin Kim", "Hyeonseo Nam", "Jungeon Kim", "Jaesik Park", "Seungyong Lee" ]
We propose LaplacianFusion , a novel approach that reconstructs detailed and controllable 3D clothed-human body shapes from an input depth or 3D point cloud sequence. The key idea of our approach is to use Laplacian coordinates, well-known differential coordinates that have been used for mesh editing, for representing ...
journal
10.1145/3550454.3555511
2302.14251
title_snapshot
10.1145/3550454.3555442
Learning to Relight Portrait Images via a Virtual Light Stage and Synthetic-to-Real Adaptation
https://doi.org/10.1145/3550454.3555442
[ "Yu-Ying Yeh", "Koki Nagano", "Sameh Khamis", "Jan Kautz", "Ming-Yu Liu", "Ting-Chun Wang" ]
Given a portrait image of a person and an environment map of the target lighting, portrait relighting aims to re-illuminate the person in the image as if the person appeared in an environment with the target lighting. To achieve high-quality results, recent methods rely on deep learning. An effective approach is to sup...
journal
10.1145/3550454.3555442
2209.10510
title_snapshot
10.1145/3550454.3555464
Learning-Based Bending Stiffness Parameter Estimation by a Drape Tester
https://doi.org/10.1145/3550454.3555464
[ "Xudong Feng", "Wenchao Huang", "Weiwei Xu", "Huamin Wang" ]
Real-world fabrics often possess complicated nonlinear, anisotropic bending stiffness properties. Measuring the physical parameters of such properties for physics-based simulation is difficult yet unnecessary, due to the persistent existence of numerical errors in simulation technology. In this work, we propose to adop...
journal
10.1145/3550454.3555464
null
null
10.1145/3550454.3555481
3QNet: 3D Point Cloud Geometry Quantization Compression Network
https://doi.org/10.1145/3550454.3555481
[ "Tianxin Huang", "Jiangning Zhang", "Jun Chen", "Zhonggan Ding", "Ying Tai", "Zhenyu Zhang", "Chengjie Wang", "Yong Liu" ]
Since the development of 3D applications, the point cloud, as a spatial description easily acquired by sensors, has been widely used in multiple areas such as SLAM and 3D reconstruction. Point Cloud Compression (PCC) has also attracted more attention as a primary step before point cloud transferring and saving, where t...
journal
10.1145/3550454.3555481
null
null
10.1145/3550454.3555525
Assemble Them All: Physics-Based Planning for Generalizable Assembly by Disassembly
https://doi.org/10.1145/3550454.3555525
[ "Yunsheng Tian", "Jie Xu", "Yichen Li", "Jieliang Luo", "Shinjiro Sueda", "Hui Li", "Karl D. D. Willis", "Wojciech Matusik" ]
Assembly planning is the core of automating product assembly, maintenance, and recycling for modern industrial manufacturing. Despite its importance and long history of research, planning for mechanical assemblies when given the final assembled state remains a challenging problem. This is due to the complexity of deali...
journal
10.1145/3550454.3555525
2211.03977
title_snapshot
10.1145/3550454.3555494
Neural Parameterization for Dynamic Human Head Editing
https://doi.org/10.1145/3550454.3555494
[ "Li Ma", "Xiaoyu Li", "Jing Liao", "Xuan Wang", "Qi Zhang", "Jue Wang", "Pedro V. Sander" ]
Implicit radiance functions emerged as a powerful scene representation for reconstructing and rendering photo-realistic views of a 3D scene. These representations, however, suffer from poor editability. On the other hand, explicit representations such as polygonal meshes allow easy editing but are not as suitable for r...
journal
10.1145/3550454.3555494
2207.00210
title_snapshot
10.1145/3550454.3555475
Geo-Metric: A Perceptual Dataset of Distortions on Faces
https://doi.org/10.1145/3550454.3555475
[ "Krzysztof Wolski", "Laura Trutoiu", "Zhao Dong", "Zhengyang Shen", "Kevin Mackenzie", "Alexandre Chapiro" ]
In this work we take a novel perception-centered approach to quantify distortions on 3D geometry of faces, to which humans are particularly sensitive. We generated a dataset, composed of 100 high-quality and demographically-balanced face scans. We then subjected these meshes to distortions that cover relevant use cases...
journal
10.1145/3550454.3555475
null
null
10.1145/3550454.3555502
Implicit Conversion of Manifold B-Rep Solids by Neural Halfspace Representation
https://doi.org/10.1145/3550454.3555502
[ "Hao-Xiang Guo", "Yang Liu", "Hao Pan", "Baining Guo" ]
We present a novel implicit representation --- neural halfspace representation (NH-Rep), to convert manifold B-Rep solids to implicit representations. NH-Rep is a Boolean tree built on a set of implicit functions represented by the neural network, and the composite Boolean function is capable of representing solid geom...
journal
10.1145/3550454.3555502
2209.10191
title_snapshot
10.1145/3550454.3555518
Shape from Release: Inverse Design and Fabrication of Controlled Release Structures
https://doi.org/10.1145/3550454.3555518
[ "Julian Panetta", "Haleh Mohammadian", "Emiliano Luci", "Vahid Babaei" ]
Objects with different shapes can dissolve in significantly different ways inside a solution. Predicting different shapes' dissolution dynamics is an important problem especially in pharmaceutics. More important and challenging, however, is controlling the dissolution via shape, i.e. , designing shapes that lead to a d...
journal
10.1145/3550454.3555518
null
null
10.1145/3550454.3555523
Fast Octree Neighborhood Search for SPH Simulations
https://doi.org/10.1145/3550454.3555523
[ "José Antonio Fernández-Fernández", "Lukas Westhofen", "Fabian Löschner", "Stefan Rhys Jeske", "Andreas Longva", "Jan Bender" ]
We present a new octree-based neighborhood search method for SPH simulation. A speedup of up to 1.9x is observed in comparison to state-of-the-art methods which rely on uniform grids. While our method focuses on maximizing performance in fixed-radius SPH simulations, we show that it can also be used in scenarios where ...
journal
10.1145/3550454.3555523
null
null
10.1145/3550454.3555460
Interactive and Robust Mesh Booleans
https://doi.org/10.1145/3550454.3555460
[ "Gianmarco Cherchi", "Fabio Pellacini", "Marco Attene", "Marco Livesu" ]
Boolean operations are among the most used paradigms to create and edit digital shapes. Despite being conceptually simple, the computation of mesh Booleans is notoriously challenging. Main issues come from numerical approximations that make the detection and processing of intersection points inconsistent and unreliable...
journal
10.1145/3550454.3555460
2205.14151
title_snapshot
10.1145/3550454.3555429
Fluidic Topology Optimization with an Anisotropic Mixture Model
https://doi.org/10.1145/3550454.3555429
[ "Yifei Li", "Tao Du", "Sangeetha Grama Srinivasan", "Kui Wu", "Bo Zhu", "Eftychios Sifakis", "Wojciech Matusik" ]
Fluidic devices are crucial components in many industrial applications involving fluid mechanics. Computational design of a high-performance fluidic system faces multifaceted challenges regarding its geometric representation and physical accuracy. We present a novel topology optimization method to design fluidic device...
journal
10.1145/3550454.3555429
2209.10736
title_snapshot
10.1145/3550454.3555497
Neural Point Catacaustics for Novel-View Synthesis of Reflections
https://doi.org/10.1145/3550454.3555497
[ "Georgios Kopanas", "Thomas Leimkühler", "Gilles Rainer", "Clément Jambon", "George Drettakis" ]
View-dependent effects such as reflections pose a substantial challenge for image-based and neural rendering algorithms. Above all, curved reflectors are particularly hard, as they lead to highly non-linear reflection flows as the camera moves. We introduce a new point-based representation to compute Neural Point Catac...
journal
10.1145/3550454.3555497
2301.01087
title_snapshot
10.1145/3550454.3555472
Neural Brushstroke Engine: Learning a Latent Style Space of Interactive Drawing Tools
https://doi.org/10.1145/3550454.3555472
[ "Maria Shugrina", "Chin-Ying Li", "Sanja Fidler" ]
We propose Neural Brushstroke Engine, the first method to apply deep generative models to learn a distribution of interactive drawing tools. Our conditional GAN model learns the latent space of drawing styles from a small set (about 200) of unlabeled images in different media. Once trained, a single model can texturize...
journal
10.1145/3550454.3555472
null
null
10.1145/3550454.3555471
UniColor: A Unified Framework for Multi-Modal Colorization with Transformer
https://doi.org/10.1145/3550454.3555471
[ "Zhitong Huang", "Nanxuan Zhao", "Jing Liao" ]
We propose the first unified framework UniColor to support colorization in multiple modalities, including both unconditional and conditional ones, such as stroke, exemplar, text, and even a mix of them. Rather than learning a separate model for each type of condition, we introduce a two-stage colorization framework for...
journal
10.1145/3550454.3555471
2209.11223
title_snapshot
10.1145/3550454.3555435
Rhythmic Gesticulator: Rhythm-Aware Co-Speech Gesture Synthesis with Hierarchical Neural Embeddings
https://doi.org/10.1145/3550454.3555435
[ "Tenglong Ao", "Qingzhe Gao", "Yuke Lou", "Baoquan Chen", "Libin Liu" ]
Automatic synthesis of realistic co-speech gestures is an increasingly important yet challenging task in artificial embodied agent creation. Previous systems mainly focus on generating gestures in an end-to-end manner, which leads to difficulties in mining the clear rhythm and semantics due to the complex yet subtle ha...
journal
10.1145/3550454.3555435
2210.01448
title_snapshot
10.1145/3550454.3555489
Learning Virtual Chimeras by Dynamic Motion Reassembly
https://doi.org/10.1145/3550454.3555489
[ "Seyoung Lee", "Jiye Lee", "Jehee Lee" ]
The Chimera is a mythological hybrid creature composed of different animal parts. The chimera's movements are highly dependent on the spatial and temporal alignments of its composing parts. In this paper, we present a novel algorithm that creates and animates chimeras by dynamically reassembling source characters and t...
journal
10.1145/3550454.3555489
null
null
10.1145/3550454.3555462
SCULPTOR: Skeleton-Consistent Face Creation Using a Learned Parametric Generator
https://doi.org/10.1145/3550454.3555462
[ "Zesong Qiu", "Yuwei Li", "Dongming He", "Qixuan Zhang", "Longwen Zhang", "Yinghao Zhang", "Jingya Wang", "Lan Xu", "Xudong Wang", "Yuyao Zhang", "Jingyi Yu" ]
Recent years have seen growing interest in 3D human face modeling due to its wide applications in digital human, character generation and animation. Existing approaches overwhelmingly emphasized on modeling the exterior shapes, textures and skin properties of faces, ignoring the inherent correlation between inner skele...
journal
10.1145/3550454.3555462
2209.06423
title_snapshot
10.1145/3550454.3555503
SkinMixer: Blending 3D Animated Models
https://doi.org/10.1145/3550454.3555503
[ "Stefano Nuvoli", "Nico Pietroni", "Paolo Cignoni", "Riccardo Scateni", "Marco Tarini" ]
We propose a novel technique to compose new 3D animated models, such as videogame characters, by combining pieces from existing ones. Our method works on production-ready rigged, skinned, and animated 3D models to reassemble new ones. We exploit mix-and-match operations on the skeletons to trigger the automatic creatio...
journal
10.1145/3550454.3555503
null
null
10.1145/3550454.3555432
Disentangled Image Colorization via Global Anchors
https://doi.org/10.1145/3550454.3555432
[ "Menghan Xia", "Wenbo Hu", "Tien-Tsin Wong", "Jue Wang" ]
Colorization is multimodal by nature and challenges existing frameworks to achieve colorful and structurally consistent results. Even the sophisticated autoregressive model struggles to maintain long-distance color consistency due to the fragility of sequential dependence. To overcome this challenge, we propose a novel...
journal
10.1145/3550454.3555432
null
null
10.1145/3550454.3555444
A Biologically Inspired Hair Aging Model
https://doi.org/10.1145/3550454.3555444
[ "Arthur E. Balbão", "Marcelo Walter" ]
Hair rendering has been a focal point of attention in computer graphics for the last couple of decades. However, there have been few contributions to the modeling and rendering of the natural hair aging phenomenon. We present a new technique that simulates the process of hair graying and hair thinning on digital models...
journal
10.1145/3550454.3555444
null
null
10.1145/3550454.3555457
A Neural Galerkin Solver for Accurate Surface Reconstruction
https://doi.org/10.1145/3550454.3555457
[ "Jiahui Huang", "Hao-Xiang Chen", "Shi-Min Hu" ]
To reconstruct meshes from the widely-available 3D point cloud data, implicit shape representation is among the primary choices as an intermediate form due to its superior representation power and robustness in topological optimizations. Although different parameterizations of the implicit fields have been explored to ...
journal
10.1145/3550454.3555457
null
null
10.1145/3550454.3555440
SHRED: 3D Shape Region Decomposition with Learned Local Operations
https://doi.org/10.1145/3550454.3555440
[ "R. Kenny Jones", "Aalia Habib", "Daniel Ritchie" ]
We present SHRED, a method for 3D SHape REgion Decomposition. SHRED takes a 3D point cloud as input and uses learned local operations to produce a segmentation that approximates fine-grained part instances. We endow SHRED with three decomposition operations: splitting regions, fixing the boundaries between regions, and...
journal
10.1145/3550454.3555440
2206.03480
title_snapshot
10.1145/3550454.3555493
DifferSketching: How Differently Do People Sketch 3D Objects?
https://doi.org/10.1145/3550454.3555493
[ "Chufeng Xiao", "Wanchao Su", "Jing Liao", "Zhouhui Lian", "Yi-Zhe Song", "Hongbo Fu" ]
Multiple sketch datasets have been proposed to understand how people draw 3D objects. However, such datasets are often of small scale and cover a small set of objects or categories. In addition, these datasets contain freehand sketches mostly from expert users, making it difficult to compare the drawings by expert and ...
journal
10.1145/3550454.3555493
2209.08791
title_snapshot
10.1145/3550454.3555484
Scalable Multi-Class Sampling via Filtered Sliced Optimal Transport
https://doi.org/10.1145/3550454.3555484
[ "Corentin Salaün", "Iliyan Georgiev", "Hans-Peter Seidel", "Gurprit Singh" ]
We propose a multi-class point optimization formulation based on continuous Wasserstein barycenters. Our formulation is designed to handle hundreds to thousands of optimization objectives and comes with a practical optimization scheme. We demonstrate the effectiveness of our framework on various sampling applications l...
journal
10.1145/3550454.3555484
2211.04314
title_snapshot
10.1145/3550454.3555465
Computing Medial Axis Transform with Feature Preservation via Restricted Power Diagram
https://doi.org/10.1145/3550454.3555465
[ "Ningna Wang", "Bin Wang", "Wenping Wang", "Xiaohu Guo" ]
We propose a novel framework for computing the medial axis transform of 3D shapes while preserving their medial features via restricted power diagram (RPD). Medial features, including external features such as the sharp edges and corners of the input mesh surface and internal features such as the seams and junctions of...
journal
10.1145/3550454.3555465
2210.13676
title_snapshot
10.1145/3550454.3555448
Pattern-Based Cloth Registration and Sparse-View Animation
https://doi.org/10.1145/3550454.3555448
[ "Oshri Halimi", "Tuur Stuyck", "Donglai Xiang", "Timur Bagautdinov", "He Wen", "Ron Kimmel", "Takaaki Shiratori", "Chenglei Wu", "Yaser Sheikh", "Fabian Prada" ]
We propose a novel multi-view camera pipeline for the reconstruction and registration of dynamic clothing. Our proposed method relies on a specifically designed pattern that allows for precise video tracking in each camera view. We triangulate the tracked points and register the cloth surface in a fine-grained geometri...
journal
10.1145/3550454.3555448
null
null
10.1145/3550454.3555439
Sprite-from-Sprite: Cartoon Animation Decomposition with Self-supervised Sprite Estimation
https://doi.org/10.1145/3550454.3555439
[ "Lvmin Zhang", "Tien-Tsin Wong", "Yuxin Liu" ]
We present an approach to decompose cartoon animation videos into a set of "sprites" --- the basic units of digital cartoons that depict the contents and transforms of each animated object. The sprites in real-world cartoons are unique: artists may draw arbitrary sprite animations for expressiveness, where the animated...
journal
10.1145/3550454.3555439
null
null
10.1145/3550454.3555495
Look-Ahead Training with Learned Reflectance Loss for Single-Image SVBRDF Estimation
https://doi.org/10.1145/3550454.3555495
[ "Xilong Zhou", "Nima Khademi Kalantari" ]
In this paper, we propose a novel optimization-based method to estimate the reflectance properties of a near planar surface from a single input image. Specifically, we perform test-time optimization by directly updating the parameters of a neural network to minimize the test error. Since single image SVBRDF estimation ...
journal
10.1145/3550454.3555495
null
null
10.1145/3550454.3555476
Position-Based Surface Tension Flow
https://doi.org/10.1145/3550454.3555476
[ "Jingrui Xing", "Liangwang Ruan", "Bin Wang", "Bo Zhu", "Baoquan Chen" ]
This paper presents a novel approach to simulating surface tension flow within a position-based dynamics (PBD) framework. We enhance the conventional PBD fluid method in terms of its surface representation and constraint enforcement to furnish support for the simulation of interfacial phenomena driven by strong surface...
journal
10.1145/3550454.3555476
null
null
10.1145/3550454.3555445
Video-Driven Neural Physically-Based Facial Asset for Production
https://doi.org/10.1145/3550454.3555445
[ "Longwen Zhang", "Chuxiao Zeng", "Qixuan Zhang", "Hongyang Lin", "Ruixiang Cao", "Wei Yang", "Lan Xu", "Jingyi Yu" ]
Production-level workflows for producing convincing 3D dynamic human faces have long relied on an assortment of labor-intensive tools for geometry and texture generation, motion capture and rigging, and expression synthesis. Recent neural approaches automate individual components but the corresponding latent representa...
journal
10.1145/3550454.3555445
2202.05592
title_snapshot
10.1145/3550454.3555486
Simulation of Hand Anatomy Using Medical Imaging
https://doi.org/10.1145/3550454.3555486
[ "Mianlun Zheng", "Bohan Wang", "Jingtao Huang", "Jernej Barbič" ]
Precision modeling of the hand internal musculoskeletal anatomy has been largely limited to individual poses, and has not been connected into continuous volumetric motion of the hand anatomy actuating across the hand's entire range of motion. This is for a good reason, as hand anatomy and its motion are extremely compl...
journal
10.1145/3550454.3555486
null
null
10.1145/3550454.3555478
Hydrophobic and Hydrophilic Solid-Fluid Interaction
https://doi.org/10.1145/3550454.3555478
[ "Jinyuan Liu", "Mengdi Wang", "Fan Feng", "Annie Tang", "Qiqin Le", "Bo Zhu" ]
We propose a novel solid-fluid coupling method to capture the subtle hydrophobic and hydrophilic interactions between liquid, solid, and air at their multi-phase junctions. The key component of our approach is a Lagrangian model that tackles the coupling, evolution, and equilibrium of dynamic contact lines evolving on ...
journal
10.1145/3550454.3555478
null
null
10.1145/3550454.3555513
Declarative Specification for Unstructured Mesh Editing Algorithms
https://doi.org/10.1145/3550454.3555513
[ "Zhongshi Jiang", "Jiacheng Dai", "Yixin Hu", "Yunfan Zhou", "Jeremie Dumas", "Qingnan Zhou", "Gurkirat Singh Bajwa", "Denis Zorin", "Daniele Panozzo", "Teseo Schneider" ]
We introduce a novel approach to describe mesh generation, mesh adaptation, and geometric modeling algorithms relying on changing mesh connectivity using a high-level abstraction. The main motivation is to enable easy customization and development of these algorithms via a declarative specification consisting of a set ...
journal
10.1145/3550454.3555513
null
null
10.1145/3550454.3555522
The Continuity of Locomotion: Rethinking Conventions for Locomotion and its Visualization in Shared Virtual Reality Spaces
https://doi.org/10.1145/3550454.3555522
[ "Jann Philipp Freiwald", "Susanne Schmidt", "Bernhard E. Riecke", "Frank Steinicke" ]
Natural interaction between multiple users within a shared virtual environment (VE) relies on each other's awareness of the current position of the interaction partners. This, however, cannot be warranted when users employ noncontinuous locomotion techniques, such as teleportation, which may cause confusion among bysta...
journal
10.1145/3550454.3555522
null
null
10.1145/3550454.3555469
An Implicit Parametric Morphable Dental Model
https://doi.org/10.1145/3550454.3555469
[ "Congyi Zhang", "Mohamed Elgharib", "Gereon Fox", "Min Gu", "Christian Theobalt", "Wenping Wang" ]
3D Morphable models of the human body capture variations among subjects and are useful in reconstruction and editing applications. Current dental models use an explicit mesh scene representation and model only the teeth, ignoring the gum. In this work, we present the first parametric 3D morphable dental model for both ...
journal
10.1145/3550454.3555469
2211.11402
title_snapshot
10.1145/3550454.3555443
RFEPS: Reconstructing Feature-Line Equipped Polygonal Surface
https://doi.org/10.1145/3550454.3555443
[ "Rui Xu", "Zixiong Wang", "Zhiyang Dou", "Chen Zong", "Shiqing Xin", "Mingyan Jiang", "Tao Ju", "Changhe Tu" ]
Feature lines are important geometric cues in characterizing the structure of a CAD model. Despite great progress in both explicit reconstruction and implicit reconstruction, it remains a challenging task to reconstruct a polygonal surface equipped with feature lines, especially when the input point cloud is noisy and ...
journal
10.1145/3550454.3555443
2212.03600
title_snapshot
10.1145/3550454.3555482
Make Your Own Sprites: Aliasing-Aware and Cell-Controllable Pixelization
https://doi.org/10.1145/3550454.3555482
[ "Zongwei Wu", "Liangyu Chai", "Nanxuan Zhao", "Bailin Deng", "Yongtuo Liu", "Qiang Wen", "Junle Wang", "Shengfeng He" ]
Pixel art is a unique art style with the appearance of low resolution images. In this paper, we propose a data-driven pixelization method that can produce sharp and crisp cell effects with controllable cell sizes. Our approach overcomes the limitation of existing learning-based methods in cell size control by introduci...
journal
10.1145/3550454.3555482
null
null
10.1145/3550454.3555479
Differentiable Rendering Using RGBXY Derivatives and Optimal Transport
https://doi.org/10.1145/3550454.3555479
[ "Jiankai Xing", "Fujun Luan", "Ling-Qi Yan", "Xuejun Hu", "Houde Qian", "Kun Xu" ]
Traditional differentiable rendering approaches are usually hard to converge in inverse rendering optimizations, especially when initial and target object locations are not so close. Inspired by Lagrangian fluid simulation, we present a novel differentiable rendering method to address this problem. We associate each sc...
journal
10.1145/3550454.3555479
null
null
10.1145/3550454.3555434
ControlVAE: Model-Based Learning of Generative Controllers for Physics-Based Characters
https://doi.org/10.1145/3550454.3555434
[ "Heyuan Yao", "Zhenhua Song", "Baoquan Chen", "Libin Liu" ]
In this paper, we introduce ControlVAE, a novel model-based framework for learning generative motion control policies based on variational autoencoders (VAE). Our framework can learn a rich and flexible latent representation of skills and a skill-conditioned generative control policy from a diverse set of unorganized m...
journal
10.1145/3550454.3555434
2210.06063
title_snapshot
10.1145/3550454.3555526
Neural Photo-Finishing
https://doi.org/10.1145/3550454.3555526
[ "Ethan Tseng", "Yuxuan Zhang", "Lars Jebe", "Xuaner Zhang", "Zhihao Xia", "Yifei Fan", "Felix Heide", "Jiawen Chen" ]
Image processing pipelines are ubiquitous and we rely on them either directly, by filtering or adjusting an image post-capture, or indirectly, as image signal processing (ISP) pipelines on broadly deployed camera systems. Used by artists, photographers, system engineers, and for downstream vision tasks, traditional ima...
journal
10.1145/3550454.3555526
null
null
10.1145/3550454.3555450
A Monte Carlo Method for Fluid Simulation
https://doi.org/10.1145/3550454.3555450
[ "Damien Rioux-Lavoie", "Ryusuke Sugimoto", "Tümay Özdemir", "Naoharu H. Shimada", "Christopher Batty", "Derek Nowrouzezahrai", "Toshiya Hachisuka" ]
We present a novel Monte Carlo-based fluid simulation approach capable of pointwise and stochastic estimation of fluid motion. Drawing on the Feynman-Kac representation of the vorticity transport equation, we propose a recursive Monte Carlo estimator of the Biot-Savart law and extend it with a stream function formulati...
journal
10.1145/3550454.3555450
null
null
10.1145/3550454.3555480
Learning to Generate 3D Shapes from a Single Example
https://doi.org/10.1145/3550454.3555480
[ "Rundi Wu", "Changxi Zheng" ]
Existing generative models for 3D shapes are typically trained on a large 3D dataset, often of a specific object category. In this paper, we investigate the deep generative model that learns from only a single reference 3D shape. Specifically, we present a multi-scale GAN-based model designed to capture the input shape...
journal
10.1145/3550454.3555480
2208.02946
title_snapshot
10.1145/3550454.3555458
Metappearance: Meta-Learning for Visual Appearance Reproduction
https://doi.org/10.1145/3550454.3555458
[ "Michael Fischer", "Tobias Ritschel" ]
There currently exist two main approaches to reproducing visual appearance using Machine Learning (ML): The first is training models that generalize over different instances of a problem, e.g., different images of a dataset. As one-shot approaches, these offer fast inference, but often fall short in quality. The second...
journal
10.1145/3550454.3555458
2204.08993
title_snapshot
10.1145/3550454.3555488
CAD2Sketch: Generating Concept Sketches from CAD Sequences
https://doi.org/10.1145/3550454.3555488
[ "Felix Hähnlein", "Changjian Li", "Niloy J. Mitra", "Adrien Bousseau" ]
Concept sketches are ubiquitous in industrial design, as they allow designers to quickly depict imaginary 3D objects. To construct their sketches with accurate perspective, designers rely on longstanding drawing techniques, including the use of auxiliary construction lines to identify midpoints of perspective planes, t...
journal
10.1145/3550454.3555488
null
null
10.1145/3550454.3555433
Learning Reconstructability for Drone Aerial Path Planning
https://doi.org/10.1145/3550454.3555433
[ "Yilin Liu", "Liqiang Lin", "Yue Hu", "Ke Xie", "Chi-Wing Fu", "Hao Zhang", "Hui Huang" ]
We introduce the first learning-based reconstructability predictor to improve view and path planning for large-scale 3D urban scene acquisition using unmanned drones. In contrast to previous heuristic approaches, our method learns a model that explicitly predicts how well a 3D urban scene will be reconstructed from a s...
journal
10.1145/3550454.3555433
2209.10174
title_snapshot
10.1145/3550454.3555505
ICARUS: A Specialized Architecture for Neural Radiance Fields Rendering
https://doi.org/10.1145/3550454.3555505
[ "Chaolin Rao", "Huangjie Yu", "Haochuan Wan", "Jindong Zhou", "Yueyang Zheng", "Minye Wu", "Yu Ma", "Anpei Chen", "Binzhe Yuan", "Pingqiang Zhou", "Xin Lou", "Jingyi Yu" ]
The practical deployment of Neural Radiance Fields (NeRF) in rendering applications faces several challenges, with the most critical one being low rendering speed on even high-end graphic processing units (GPUs). In this paper, we present ICARUS, a specialized accelerator architecture tailored for NeRF rendering. Unlik...
journal
10.1145/3550454.3555505
2203.01414
title_snapshot
10.1145/3550454.3555500
Efficient Differentiation of Pixel Reconstruction Filters for Path-Space Differentiable Rendering
https://doi.org/10.1145/3550454.3555500
[ "Zihan Yu", "Cheng Zhang", "Derek Nowrouzezahrai", "Zhao Dong", "Shuang Zhao" ]
Pixel reconstruction filters play an important role in physics-based rendering and have been thoroughly studied. In physics-based differentiable rendering, however, the proper treatment of pixel filters remains largely under-explored. We present a new technique to efficiently differentiate pixel reconstruction filters ...
journal
10.1145/3550454.3555500
null
null
10.1145/3550454.3555441
Stochastic Poisson Surface Reconstruction
https://doi.org/10.1145/3550454.3555441
[ "Silvia Sellán", "Alec Jacobson" ]
We introduce a statistical extension of the classic Poisson Surface Reconstruction algorithm for recovering shapes from 3D point clouds. Instead of outputting an implicit function, we represent the reconstructed shape as a modified Gaussian Process, which allows us to conduct statistical queries (e.g., the likelihood o...
journal
10.1145/3550454.3555441
2206.15236
title_snapshot
10.1145/3550454.3555449
Globally Injective Flattening via a Reduced Harmonic Subspace
https://doi.org/10.1145/3550454.3555449
[ "Guy Fargion", "Ofir Weber" ]
We present a highly efficient-and-robust method for free-boundary flattening of disk-like triangle meshes in a globally injective manner. We show that by restricting the solution to a low-dimensional subspace of harmonic maps, we can dramatically accelerate the process while obtaining a low-distortion result. The algor...
journal
10.1145/3550454.3555449
null
null
10.1145/3550454.3555485
Motion Guided Deep Dynamic 3D Garments
https://doi.org/10.1145/3550454.3555485
[ "Meng Zhang", "Duygu Ceylan", "Niloy J. Mitra" ]
Realistic dynamic garments on animated characters have many AR/VR applications. While authoring such dynamic garment geometry is still a challenging task, data-driven simulation provides an attractive alternative, especially if it can be controlled simply using the motion of the underlying character. In this work, we f...
journal
10.1145/3550454.3555485
2209.11449
title_snapshot
10.1145/3550454.3555499
Affordable Spectral Measurements of Translucent Materials
https://doi.org/10.1145/3550454.3555499
[ "Tomáš Iser", "Tobias Rittig", "Emilie Nogué", "Thomas Klaus Nindel", "Alexander Wilkie" ]
We present a spectral measurement approach for the bulk optical properties of translucent materials using only low-cost components. We focus on the translucent inks used in full-color 3D printing, and develop a technique with a high spectral resolution, which is important for accurate color reproduction. We enable this...
journal
10.1145/3550454.3555499
null
null
10.1145/3550454.3555459
Hidden Degrees of Freedom in Implicit Vortex Filaments
https://doi.org/10.1145/3550454.3555459
[ "Sadashige Ishida", "Chris Wojtan", "Albert Chern" ]
This paper presents a new representation of curve dynamics, with applications to vortex filaments in fluid dynamics. Instead of representing these filaments with explicit curve geometry and Lagrangian equations of motion, we represent curves implicitly with a new co-dimensional 2 level set description. Our implicit rep...
journal
10.1145/3550454.3555459
2206.02008
title_snapshot
10.1145/3550454.3555510
Progressive Simulation for Cloth Quasistatics
https://doi.org/10.1145/3550454.3555510
[ "Jiayi Eris Zhang", "Jérémie Dumas", "Yun (Raymond) Fei", "Alec Jacobson", "Doug L. James", "Danny M. Kaufman" ]
The trade-off between speed and fidelity in cloth simulation is a fundamental computational problem in computer graphics and computational design. Coarse cloth models provide the interactive performance required by designers, but they can not be simulated at higher resolutions ("up-resed") without introducing simulatio...
journal
10.1145/3550454.3555510
null
null
10.1145/3550454.3555509
Rapid Face Asset Acquisition with Recurrent Feature Alignment
https://doi.org/10.1145/3550454.3555509
[ "Shichen Liu", "Yunxuan Cai", "Haiwei Chen", "Yichao Zhou", "Yajie Zhao" ]
We present Re current F eature A lignment (ReFA), an end-to-end neural network for the very rapid creation of production-grade face assets from multi-view images. ReFA is on par with the industrial pipelines in quality for producing accurate, complete, registered, and textured assets directly applicable to physically-b...
journal
10.1145/3550454.3555509
null
null
10.1145/3550454.3555520
Production-Ready Face Re-Aging for Visual Effects
https://doi.org/10.1145/3550454.3555520
[ "Gaspard Zoss", "Prashanth Chandran", "Eftychios Sifakis", "Markus Gross", "Paulo Gotardo", "Derek Bradley" ]
Photorealistic digital re-aging of faces in video is becoming increasingly common in entertainment and advertising. But the predominant 2D painting workflow often requires frame-by-frame manual work that can take days to accomplish, even by skilled artists. Although research on facial image re-aging has attempted to au...
journal
10.1145/3550454.3555520
null
null
10.1145/3550454.3555490
Differentiable Simulation of Inertial Musculotendons
https://doi.org/10.1145/3550454.3555490
[ "Ying Wang", "Jasper Verheul", "Sang-Hoon Yeo", "Nima Khademi Kalantari", "Shinjiro Sueda" ]
We propose a simple and practical approach for incorporating the effects of muscle inertia, which has been ignored by previous musculoskeletal simulators in both graphics and biomechanics. We approximate the inertia of the muscle by assuming that muscle mass is distributed along the centerline of the muscle. We express...
journal
10.1145/3550454.3555490
2202.02344
title_snapshot
10.1145/3550454.3555431
Exact 3D Path Generation via 3D Cam-Linkage Mechanisms
https://doi.org/10.1145/3550454.3555431
[ "Yingjie Cheng", "Peng Song", "Yukun Lu", "Wen Jie Jeremy Chew", "Ligang Liu" ]
Exact 3D path generation is a fundamental problem of designing a mechanism to make a point exactly move along a prescribed 3D path , driven by a single actuator. Existing mechanisms are insufficient to address this problem. Planar linkages and their combinations with gears and/or plate cams can only generate 2D paths w...
journal
10.1145/3550454.3555431
null
null
10.1145/3550454.3555498
Curl-Flow: Boundary-Respecting Pointwise Incompressible Velocity Interpolation for Grid-Based Fluids
https://doi.org/10.1145/3550454.3555498
[ "Jumyung Chang", "Ruben Partono", "Vinicius C. Azevedo", "Christopher Batty" ]
We propose to augment standard grid-based fluid solvers with pointwise divergence-free velocity interpolation, thereby ensuring exact incompressibility down to the sub-cell level. Our method takes as input a discretely divergence-free velocity field generated by a staggered grid pressure projection, and first recovers ...
journal
10.1145/3550454.3555498
2104.00867
title_snapshot
10.1145/3550454.3555437
VToonify: Controllable High-Resolution Portrait Video Style Transfer
https://doi.org/10.1145/3550454.3555437
[ "Shuai Yang", "Liming Jiang", "Ziwei Liu", "Chen Change Loy" ]
Generating high-quality artistic portrait videos is an important and desirable task in computer graphics and vision. Although a series of successful portrait image toonification models built upon the powerful StyleGAN have been proposed, these image-oriented methods have obvious limitations when applied to videos, such...
journal
10.1145/3550454.3555437
2209.11224
title_snapshot
10.1145/3550454.3555430
MeshTaichi: A Compiler for Efficient Mesh-Based Operations
https://doi.org/10.1145/3550454.3555430
[ "Chang Yu", "Yi Xu", "Ye Kuang", "Yuanming Hu", "Tiantian Liu" ]
Meshes are an indispensable representation in many graphics applications because they provide conformal spatial discretizations. However, mesh-based operations are often slow due to unstructured memory access patterns. We propose MeshTaichi, a novel mesh compiler that provides an intuitive programming model for efficie...
journal
10.1145/3550454.3555430
null
null
10.1145/3550454.3555468
NeuralMarker: A Framework for Learning General Marker Correspondence
https://doi.org/10.1145/3550454.3555468
[ "Zhaoyang Huang", "Xiaokun Pan", "Weihong Pan", "Weikang Bian", "Yan Xu", "Ka Chun Cheung", "Guofeng Zhang", "Hongsheng Li" ]
We tackle the problem of estimating correspondences from a general marker, such as a movie poster, to an image that captures such a marker. Conventionally, this problem is addressed by fitting a homography model based on sparse feature matching. However, they are only able to handle plane-like markers and the sparse fe...
journal
10.1145/3550454.3555468
2209.08896
title_snapshot
10.1145/3550454.3555447
Text2Light: Zero-Shot Text-Driven HDR Panorama Generation
https://doi.org/10.1145/3550454.3555447
[ "Zhaoxi Chen", "Guangcong Wang", "Ziwei Liu" ]
High-quality HDRIs (High Dynamic Range Images), typically HDR panoramas, are one of the most popular ways to create photorealistic lighting and 360-degree reflections of 3D scenes in graphics. Given the difficulty of capturing HDRIs, a versatile and controllable generative model is highly desired, where layman users ca...
journal
10.1145/3550454.3555447
2209.09898
title_snapshot
10.1145/3550454.3555504
Reference Based Sketch Extraction via Attention Mechanism
https://doi.org/10.1145/3550454.3555504
[ "Amirsaman Ashtari", "Chang Wook Seo", "Cholmin Kang", "Sihun Cha", "Junyong Noh" ]
We propose a model that extracts a sketch from a colorized image in such a way that the extracted sketch has a line style similar to a given reference sketch while preserving the visual content identically to the colorized image. Authentic sketches drawn by artists have various sketch styles to add visual interest and ...
journal
10.1145/3550454.3555504
null
null
10.1145/3550454.3555491
Neural Cloth Simulation
https://doi.org/10.1145/3550454.3555491
[ "Hugo Bertiche", "Meysam Madadi", "Sergio Escalera" ]
We present a general framework for the garment animation problem through unsupervised deep learning inspired in physically based simulation. Existing trends in the literature already explore this possibility. Nonetheless, these approaches do not handle cloth dynamics. Here, we propose the first methodology able to lear...
journal
10.1145/3550454.3555491
2212.11220
title_snapshot
10.1145/3550454.3555519
Gaussian Blue Noise
https://doi.org/10.1145/3550454.3555519
[ "Abdalla G. M. Ahmed", "Jing Ren", "Peter Wonka" ]
Among the various approaches for producing point distributions with blue noise spectrum, we argue for an optimization framework using Gaussian kernels. We show that with a wise selection of optimization parameters, this approach attains unprecedented quality, provably surpassing the current state of the art attained by...
journal
10.1145/3550454.3555519
2206.07798
title_snapshot
10.1145/3550454.3555456
Dressing Avatars: Deep Photorealistic Appearance for Physically Simulated Clothing
https://doi.org/10.1145/3550454.3555456
[ "Donglai Xiang", "Timur Bagautdinov", "Tuur Stuyck", "Fabian Prada", "Javier Romero", "Weipeng Xu", "Shunsuke Saito", "Jingfan Guo", "Breannan Smith", "Takaaki Shiratori", "Yaser Sheikh", "Jessica Hodgins", "Chenglei Wu" ]
Despite recent progress in developing animatable full-body avatars, realistic modeling of clothing - one of the core aspects of human self-expression - remains an open challenge. State-of-the-art physical simulation methods can generate realistically behaving clothing geometry at interactive rates. Modeling photorealis...
journal
10.1145/3550454.3555456
2206.15470
title_snapshot
10.1145/3550454.3555507
Isotropic ARAP Energy Using Cauchy-Green Invariants
https://doi.org/10.1145/3550454.3555507
[ "Huancheng Lin", "Floyd M. Chitalu", "Taku Komura" ]
Isotropic As-Rigid-As-Possible (ARAP) energy has been popular for shape editing, mesh parametrisation and soft-body simulation for almost two decades. However, a formulation using Cauchy-Green (CG) invariants has always been unclear, due to a rotation-polluted trace term that cannot be directly expressed using these in...
journal
10.1145/3550454.3555507
null
null
10.1145/3550454.3555496
Neural James-Stein Combiner for Unbiased and Biased Renderings
https://doi.org/10.1145/3550454.3555496
[ "Jeongmin Gu", "Jose A. Iglesias-Guitian", "Bochang Moon" ]
Unbiased rendering algorithms such as path tracing produce accurate images given a huge number of samples, but in practice, the techniques often leave visually distracting artifacts (i.e., noise) in their rendered images due to a limited time budget. A favored approach for mitigating the noise problem is applying learn...
journal
10.1145/3550454.3555496
null
null
10.1145/3550454.3555466
BoolSurf: Boolean Operations on Surfaces
https://doi.org/10.1145/3550454.3555466
[ "Marzia Riso", "Giacomo Nazzaro", "Enrico Puppo", "Alec Jacobson", "Qingnan Zhou", "Fabio Pellacini" ]
We port Boolean set operations between 2D shapes to surfaces of any genus, with any number of open boundaries. We combine shapes bounded by sets of freely intersecting loops, consisting of geodesic lines and cubic Bézier splines lying on a surface. We compute the arrangement of shapes directly on the surface and assign...
journal
10.1145/3550454.3555466
null
null
10.1145/3550454.3555483
Asynchronous Collaborative Autoscanning with Mode Switching for Multi-Robot Scene Reconstruction
https://doi.org/10.1145/3550454.3555483
[ "Junfu Guo", "Changhao Li", "Xi Xia", "Ruizhen Hu", "Ligang Liu" ]
When conducting autonomous scanning for the online reconstruction of unknown indoor environments, robots have to be competent at exploring scene structure and reconstructing objects with high quality. Our key observation is that different tasks demand specialized scanning properties of robots: rapid moving speed and fa...
journal
10.1145/3550454.3555483
2210.04413
title_snapshot
10.1145/3550454.3555512
Constant Time Median Filter Using 2D Wavelet Matrix
https://doi.org/10.1145/3550454.3555512
[ "Yuji Moroto", "Nobuyuki Umetani" ]
The median filter is a simple yet powerful noise reduction technique that is extensively applied in image, signal, and speech processing. It can effectively remove impulsive noise while preserving the content of the image by taking the median of neighboring pixels; thus, it has various applications, such as restoration...
journal
10.1145/3550454.3555512
null
null
10.1145/3550454.3555521
Depth of Field Aware Differentiable Rendering
https://doi.org/10.1145/3550454.3555521
[ "Stanislav Pidhorskyi", "Timur Bagautdinov", "Shugao Ma", "Jason Saragih", "Gabriel Schwartz", "Yaser Sheikh", "Tomas Simon" ]
Cameras with a finite aperture diameter exhibit defocus for scene elements that are not at the focus distance, and have only a limited depth of field within which objects appear acceptably sharp. In this work we address the problem of applying inverse rendering techniques to input data that exhibits such defocus blurri...
journal
10.1145/3550454.3555521
null
null
10.1145/3550454.3555508
Pupil-Aware Holography
https://doi.org/10.1145/3550454.3555508
[ "Praneeth Chakravarthula", "Seung-Hwan Baek", "Florian Schiffers", "Ethan Tseng", "Grace Kuo", "Andrew Maimone", "Nathan Matsuda", "Oliver Cossairt", "Douglas Lanman", "Felix Heide" ]
Holographic displays promise to deliver unprecedented display capabilities in augmented reality applications, featuring a wide field of view, wide color gamut, spatial resolution, and depth cues all in a compact form factor. While emerging holographic display approaches have been successful in achieving large étendue a...
journal
10.1145/3550454.3555508
2203.14939
title_snapshot
10.1145/3550454.3555515
Deep Adaptive Sampling and Reconstruction Using Analytic Distributions
https://doi.org/10.1145/3550454.3555515
[ "Farnood Salehi", "Marco Manzi", "Gerhard Roethlin", "Romann Weber", "Christopher Schroers", "Marios Papas" ]
We propose an adaptive sampling and reconstruction method for offline Monte Carlo rendering. Our method produces sampling maps constrained by a user-defined budget that minimize the expected future denoising error. Compared to other state-of-the-art methods, which produce the necessary training data on the fly by compo...
journal
10.1145/3550454.3555515
null
null
10.1145/3550454.3555454
Motion In-Betweening via Two-Stage Transformers
https://doi.org/10.1145/3550454.3555454
[ "Jia Qin", "Youyi Zheng", "Kun Zhou" ]
We present a deep learning-based framework to synthesize motion in-betweening in a two-stage manner. Given some context frames and a target frame, the system can generate plausible transitions with variable lengths in a non-autoregressive fashion. The framework consists of two Transformer Encoder-based networks operati...
journal
10.1145/3550454.3555454
null
null
10.1145/3550454.3555455
High-Order Directional Fields
https://doi.org/10.1145/3550454.3555455
[ "Iwan Boksebeld", "Amir Vaxman" ]
We introduce a framework for representing face-based directional fields of an arbitrary piecewise-polynomial order. Our framework is based on a primal-dual decomposition of fields, where the exact component of a field is the gradient of piecewise-polynomial conforming function, and the coexact component is defined as t...
journal
10.1145/3550454.3555455
null
null
10.1145/3550454.3555473
Color-Perception-Guided Display Power Reduction for Virtual Reality
https://doi.org/10.1145/3550454.3555473
[ "Budmonde Duinkharjav", "Kenneth Chen", "Abhishek Tyagi", "Jiayi He", "Yuhao Zhu", "Qi Sun" ]
Battery life is an increasingly urgent challenge for today's untethered VR and AR devices. However, the power efficiency of head-mounted displays is naturally at odds with growing computational requirements driven by better resolution, refresh rate, and dynamic ranges, all of which reduce the sustained usage time of un...
journal
10.1145/3550454.3555473
2209.07610
title_snapshot
10.1145/3550454.3555467
PopStage: The Generation of Stage Cross-Editing Video Based on Spatio-Temporal Matching
https://doi.org/10.1145/3550454.3555467
[ "Dawon Lee", "Jung Eun Yoo", "Kyungmin Cho", "Bumki Kim", "Gyeonghun Im", "Junyong Noh" ]
StageMix is a mixed video that is created by concatenating the segments from various performance videos of an identical song in a visually smooth manner by matching the main subject's silhouette presented in the frame. We introduce PopStage , which allows users to generate a StageMix automatically. PopStage is designed...
journal
10.1145/3550454.3555467
null
null
10.1145/3550454.3555516
S 3 -Slicer: A General Slicing Framework for Multi-Axis 3D Printing
https://doi.org/10.1145/3550454.3555516
[ "Tianyu Zhang", "Guoxin Fang", "Yuming Huang", "Neelotpal Dutta", "Sylvain Lefebvre", "Zekai Murat Kilic", "Charlie C. L. Wang" ]
Multi-axis motion introduces more degrees of freedom into the process of 3D printing to enable different objectives of fabrication by accumulating materials layers upon curved layers. An existing challenge is how to effectively generate the curved layers satisfying multiple objectives simultaneously. This paper present...
journal
10.1145/3550454.3555516
null
null
10.1145/3550454.3555524
QuadStream: A Quad-Based Scene Streaming Architecture for Novel Viewpoint Reconstruction
https://doi.org/10.1145/3550454.3555524
[ "Jozef Hladky", "Michael Stengel", "Nicholas Vining", "Bernhard Kerbl", "Hans-Peter Seidel", "Markus Steinberger" ]
Streaming rendered 3D content over a network to a thin client device, such as a phone or a VR/AR headset, brings high-fidelity graphics to platforms where it would not normally possible due to thermal, power, or cost constraints. Streamed 3D content must be transmitted with a representation that is both robust to laten...
journal
10.1145/3550454.3555524
null
null
10.1145/3550454.3555474
ElastoMonolith: A Monolithic Optimization-Based Liquid Solver for Contact-Aware Elastic-Solid Coupling
https://doi.org/10.1145/3550454.3555474
[ "Tetsuya Takahashi", "Christopher Batty" ]
Simultaneous coupling of diverse physical systems poses significant computational challenges in terms of speed, quality, and stability. Rather than treating all components with a single discretization methodology (e.g., smoothed particles, material point method, Eulerian grid, etc.) that is ill-suited to some component...
journal
10.1145/3550454.3555474
null
null
10.1145/3550454.3555453
SurfaceVoronoi: Efficiently Computing Voronoi Diagrams Over Mesh Surfaces with Arbitrary Distance Solvers
https://doi.org/10.1145/3550454.3555453
[ "Shiqing Xin", "Pengfei Wang", "Rui Xu", "Dongming Yan", "Shuangmin Chen", "Wenping Wang", "Caiming Zhang", "Changhe Tu" ]
In this paper, we propose to compute Voronoi diagrams over mesh surfaces driven by an arbitrary geodesic distance solver, assuming that the input is a triangle mesh as well as a collection of sites P = { Pi } m i =1 on the surface. We propose two key techniques to solve this problem. First, as the partition is determin...
journal
10.1145/3550454.3555453
2212.09029
title_snapshot
10.1145/3550454.3555451
Human Performance Modeling and Rendering via Neural Animated Mesh
https://doi.org/10.1145/3550454.3555451
[ "Fuqiang Zhao", "Yuheng Jiang", "Kaixin Yao", "Jiakai Zhang", "Liao Wang", "Haizhao Dai", "Yuhui Zhong", "Yingliang Zhang", "Minye Wu", "Lan Xu", "Jingyi Yu" ]
We have recently seen tremendous progress in the neural advances for photo-real human modeling and rendering. However, it's still challenging to integrate them into an existing mesh-based pipeline for downstream applications. In this paper, we present a comprehensive neural approach for high-quality reconstruction, com...
journal
10.1145/3550454.3555451
2209.08468
title_snapshot
10.1145/3550454.3555492
Differentiable Hybrid Traffic Simulation
https://doi.org/10.1145/3550454.3555492
[ "Sanghyun Son", "Yi-Ling Qiao", "Jason Sewall", "Ming C. Lin" ]
We introduce a novel differentiable hybrid traffic simulator , which simulates traffic using a hybrid model of both macroscopic and microscopic models and can be directly integrated into a neural network for traffic control and flow optimization. This is the first differentiable traffic simulator for macroscopic and hy...
journal
10.1145/3550454.3555492
2210.08046
title_snapshot
10.1145/3550454.3555517
Efficient Neural Style Transfer for Volumetric Simulations
https://doi.org/10.1145/3550454.3555517
[ "Joshua Aurand", "Raphael Ortiz", "Silvia Nauer", "Vinicius C. Azevedo" ]
Artistically controlling fluids has always been a challenging task. Recently, volumetric Neural Style Transfer (NST) techniques have been used to artistically manipulate smoke simulation data with 2D images. In this work, we revisit previous volumetric NST techniques for smoke, proposing a suite of upgrades that enable...
journal
10.1145/3550454.3555517
null
null
10.1145/3550454.3555470
DeepJoin: Learning a Joint Occupancy, Signed Distance, and Normal Field Function for Shape Repair
https://doi.org/10.1145/3550454.3555470
[ "Nikolas Lamb", "Sean Banerjee", "Natasha Kholgade Banerjee" ]
We introduce DeepJoin, an automated approach to generate high-resolution repairs for fractured shapes using deep neural networks. Existing approaches to perform automated shape repair operate exclusively on symmetric objects, require a complete proxy shape, or predict restoration shapes using low-resolution voxels whic...
journal
10.1145/3550454.3555470
2211.12400
title_snapshot
10.1145/3550454.3555514
NeuralRoom: Geometry-Constrained Neural Implicit Surfaces for Indoor Scene Reconstruction
https://doi.org/10.1145/3550454.3555514
[ "Yusen Wang", "Zongcheng Li", "Yu Jiang", "Kaixuan Zhou", "Tuo Cao", "Yanping Fu", "Chunxia Xiao" ]
We present a novel neural surface reconstruction method called NeuralRoom for reconstructing room-sized indoor scenes directly from a set of 2D images. Recently, implicit neural representations have become a promising way to reconstruct surfaces from multiview images due to their high-quality results and simplicity. Ho...
journal
10.1145/3550454.3555514
2210.06853
title_snapshot
10.1145/3550454.3555501
Reconstructing Personalized Semantic Facial NeRF Models from Monocular Video
https://doi.org/10.1145/3550454.3555501
[ "Xuan Gao", "Chenglai Zhong", "Jun Xiang", "Yang Hong", "Yudong Guo", "Juyong Zhang" ]
We present a novel semantic model for human head defined with neural radiance field. The 3D-consistent head model consist of a set of disentangled and interpretable bases, and can be driven by low-dimensional expression coefficients. Thanks to the powerful representation ability of neural radiance field, the constructe...
journal
10.1145/3550454.3555501
2210.06108
title_snapshot
10.1145/3550454.3555461
Force-Aware Interface via Electromyography for Natural VR/AR Interaction
https://doi.org/10.1145/3550454.3555461
[ "Yunxiang Zhang", "Benjamin Liang", "Boyuan Chen", "Paul M. Torrens", "S. Farokh Atashzar", "Dahua Lin", "Qi Sun" ]
While tremendous advances in visual and auditory realism have been made for virtual and augmented reality (VR/AR), introducing a plausible sense of physicality into the virtual world remains challenging. Closing the gap between real-world physicality and immersive virtual experience requires a closed interaction loop: ...
journal
10.1145/3550454.3555461
2210.01225
title_snapshot
10.1145/3550454.3555438
Interactive Exploration of Tension-Compression Mixed Shells
https://doi.org/10.1145/3550454.3555438
[ "Masaaki Miki", "Toby Mitchell" ]
Achieving a pure-compression stress state is considered central to the form-finding of shell structures. However, the pure-compression assumption restricts the geometry of the structure's plan in that any free boundary edges cannot bulge outward. Allowing both tension and compression is essential so that overhanging le...
journal
10.1145/3550454.3555438
null
null
10.1145/3550454.3555463
LuisaRender: A High-Performance Rendering Framework with Layered and Unified Interfaces on Stream Architectures
https://doi.org/10.1145/3550454.3555463
[ "Shaokun Zheng", "Zhiqian Zhou", "Xin Chen", "Difei Yan", "Chuyan Zhang", "Yuefeng Geng", "Yan Gu", "Kun Xu" ]
The advancements in hardware have drawn more attention than ever to high-quality offline rendering with modern stream processors, both in the industry and in research fields. However, the graphics APIs are fragmented and existing shading languages lack high-level constructs such as polymorphism, which adds complexity t...
journal
10.1145/3550454.3555463
null
null
10.1145/3550454.3555487
MIPNet: Neural Normal-to-Anisotropic-Roughness MIP Mapping
https://doi.org/10.1145/3550454.3555487
[ "Alban Gauthier", "Robin Faury", "Jérémy Levallois", "Théo Thonat", "Jean-Marc Thiery", "Tamy Boubekeur" ]
We present MIPNet, a novel approach for SVBRDF mipmapping which preserves material appearance under varying view distances and lighting conditions. As in classical mipmapping, our method explicitly encodes the multiscale appearance of materials in a SVBRDF mipmap pyramid. To do so, we use a tensor-based representation,...
journal
10.1145/3550454.3555487
null
null
10.1145/3550454.3555436
MyStyle: A Personalized Generative Prior
https://doi.org/10.1145/3550454.3555436
[ "Yotam Nitzan", "Kfir Aberman", "Qiurui He", "Orly Liba", "Michal Yarom", "Yossi Gandelsman", "Inbar Mosseri", "Yael Pritch", "Daniel Cohen-Or" ]
We introduce MyStyle, a personalized deep generative prior trained with a few shots of an individual. MyStyle allows to reconstruct, enhance and edit images of a specific person, such that the output is faithful to the person's key facial characteristics. Given a small reference set of portrait images of a person (~ 10...
journal
10.1145/3550454.3555436
2203.17272
title_snapshot
10.1145/3550454.3555452
Efficient Light Probes for Real-Time Global Illumination
https://doi.org/10.1145/3550454.3555452
[ "Jie Guo", "Zijing Zong", "Yadong Song", "Xihao Fu", "Chengzhi Tao", "Yanwen Guo", "Ling-Qi Yan" ]
Reproducing physically-based global illumination (GI) effects has been a long-standing demand for many real-time graphical applications. In pursuit of this goal, many recent engines resort to some form of light probes baked in a precomputation stage. Unfortunately, the GI effects stemming from the precomputed probes ar...
journal
10.1145/3550454.3555452
null
null
10.1145/3550454.3555446
Hierarchical Layout Blending with Recursive Optimal Correspondence
https://doi.org/10.1145/3550454.3555446
[ "Pengfei Xu", "Yifan Li", "Zhijin Yang", "Weiran Shi", "Hongbo Fu", "Hui Huang" ]
We present a novel method for blending hierarchical layouts with semantic labels. The core of our method is a hierarchical structure correspondence algorithm, which recursively finds optimal substructure correspondences, achieving a globally optimal correspondence between a pair of hierarchical layouts. This correspond...
journal
10.1145/3550454.3555446
null
null
10.1145/3550454.3555506
IDE-3D: Interactive Disentangled Editing for High-Resolution 3D-Aware Portrait Synthesis
https://doi.org/10.1145/3550454.3555506
[ "Jingxiang Sun", "Xuan Wang", "Yichun Shi", "Lizhen Wang", "Jue Wang", "Yebin Liu" ]
Existing 3D-aware facial generation methods face a dilemma in quality versus editability: they either generate editable results in low resolution, or high-quality ones with no editing flexibility. In this work, we propose a new approach that brings the best of both worlds together. Our system consists of three major co...
journal
10.1145/3550454.3555506
2205.15517
title_snapshot
10.1145/3550469.3555387
Fast Editing of Singularities in Field-Aligned Stripe Patterns
https://doi.org/10.1145/3550469.3555387
[ "Yuta Noma", "Nobuyuki Umetani", "Yoshihiro Kawahara" ]
null
conference
10.1145/3550469.3555387
null
null
10.1145/3550469.3555421
Physical Interaction: Reconstructing Hand-object Interactions with Physics
https://doi.org/10.1145/3550469.3555421
[ "Haoyu Hu", "Xinyu Yi", "Hao Zhang", "Jun-Hai Yong", "Feng Xu" ]
null
conference
10.1145/3550469.3555421
2209.10833
title_snapshot
10.1145/3550469.3555399
VideoReTalking: Audio-based Lip Synchronization for Talking Head Video Editing In the Wild
https://doi.org/10.1145/3550469.3555399
[ "Kun Cheng", "Xiaodong Cun", "Yong Zhang", "Menghan Xia", "Fei Yin", "Mingrui Zhu", "Xuan Wang", "Jue Wang", "Nannan Wang" ]
null
conference
10.1145/3550469.3555399
2211.14758
title_snapshot
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