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paper_id string | title string | paper_url string | authors list | abstract large_string | track string | doi string | abstract_source string | arxiv_id string | arxiv_id_source string |
|---|---|---|---|---|---|---|---|---|---|
10.1145/3528223.3530187 | Which cross fields can be quadrangulated? | https://doi.org/10.1145/3528223.3530187 | [
"Hanxiao Shen",
"Leyi Zhu",
"Ryan Capouellez",
"Daniele Panozzo",
"Marcel Campen",
"Denis Zorin"
] | We describe a method for the generation of seamless surface parametrizations with guaranteed local injectivity and full control over holonomy. Previous methods guarantee only one of the two. Local injectivity is required to enable these parametrizations' use in applications such as surface quadrangulation and spline co... | journal | 10.1145/3528223.3530187 | official | null | null |
10.1145/3528223.3530153 | Scalable neural indoor scene rendering | https://doi.org/10.1145/3528223.3530153 | [
"Xiuchao Wu",
"Jiamin Xu",
"Zihan Zhu",
"Hujun Bao",
"Qixing Huang",
"James Tompkin",
"Weiwei Xu"
] | We propose a scalable neural scene reconstruction and rendering method to support distributed training and interactive rendering of large indoor scenes. Our representation is based on tiles. Tile appearances are trained in parallel through a background sampling strategy that augments each tile with distant scene inform... | journal | 10.1145/3528223.3530153 | official | null | null |
10.1145/3528223.3530114 | Local anatomically-constrained facial performance retargeting | https://doi.org/10.1145/3528223.3530114 | [
"Prashanth Chandran",
"Loïc Ciccone",
"Markus Gross",
"Derek Bradley"
] | Generating realistic facial animation for CG characters and digital doubles is one of the hardest tasks in animation. A typical production workflow involves capturing the performance of a real actor using mo-cap technology, and transferring the captured motion to the target digital character. This process, known as ret... | journal | 10.1145/3528223.3530114 | official | null | null |
10.1145/3528223.3530081 | Procedural texturing of solid wood with knots | https://doi.org/10.1145/3528223.3530081 | [
"Maria Larsson",
"Takashi Ijiri",
"Hironori Yoshida",
"Johannes A. J. Huber",
"Magnus Fredriksson",
"Olof Broman",
"Takeo Igarashi"
] | We present a procedural framework for modeling the annual ring pattern of solid wood with knots. Although wood texturing is a well-studied topic, there have been few previous attempts at modeling knots inside the wood texture. Our method takes the skeletal structure of a tree log as input and produces a three-dimension... | journal | 10.1145/3528223.3530081 | official | null | null |
10.1145/3528223.3530133 | Free2CAD | https://doi.org/10.1145/3528223.3530133 | [
"Changjian Li",
"Hao Pan",
"Adrien Bousseau",
"Niloy J. Mitra"
] | CAD modeling, despite being the industry-standard, remains restricted to usage by skilled practitioners due to two key barriers. First, the user must be able to mentally parse a final shape into a valid sequence of supported CAD commands; and second, the user must be sufficiently conversant with CAD software packages t... | journal | 10.1145/3528223.3530133 | official | null | null |
10.1145/3528223.3530117 | Developability-driven piecewise approximations for triangular meshes | https://doi.org/10.1145/3528223.3530117 | [
"Zheng-Yu Zhao",
"Qing Fang",
"Wenqing Ouyang",
"Zheng Zhang",
"Ligang Liu",
"Xiao-Ming Fu"
] | We propose a novel method to compute a piecewise mesh with a few developable patches and a small approximation error for an input triangular mesh. Our key observation is that a deformed mesh after enforcing discrete developability is easily partitioned into nearly developable patches. To obtain the nearly developable m... | journal | 10.1145/3528223.3530117 | official | null | null |
10.1145/3528223.3530137 | Variational quadratic shape functions for polygons and polyhedra | https://doi.org/10.1145/3528223.3530137 | [
"Astrid Bunge",
"Philipp Herholz",
"Olga Sorkine-Hornung",
"Mario Botsch",
"Michael Kazhdan"
] | Solving partial differential equations (PDEs) on geometric domains is an important component of computer graphics, geometry processing, and many other fields. Typically, the given discrete mesh is the geometric representation and should not be altered for simulation purposes. Hence, accurately solving PDEs on general m... | journal | 10.1145/3528223.3530137 | official | null | null |
10.1145/3528223.3530166 | DeltaConv | https://doi.org/10.1145/3528223.3530166 | [
"Ruben Wiersma",
"Ahmad Nasikun",
"Elmar Eisemann",
"Klaus Hildebrandt"
] | Learning from 3D point-cloud data has rapidly gained momentum, motivated by the success of deep learning on images and the increased availability of 3D data. In this paper, we aim to construct anisotropic convolution layers that work directly on the surface derived from a point cloud. This is challenging because of the... | journal | 10.1145/3528223.3530166 | official | null | null |
10.1145/3528223.3530181 | EMBER | https://doi.org/10.1145/3528223.3530181 | [
"Philip Trettner",
"Julius Nehring-Wirxel",
"Leif Kobbelt"
] | Boolean operators are an essential tool in a wide range of geometry processing and CAD/CAM tasks. We present a novel method, EMBER, to compute Boolean operations on polygon meshes which is exact, reliable, and highly performant at the same time. Exactness is guaranteed by using a plane-based representation for the inpu... | journal | 10.1145/3528223.3530181 | official | null | null |
10.1145/3528223.3530136 | Dark stereo | https://doi.org/10.1145/3528223.3530136 | [
"Krzysztof Wolski",
"Fangcheng Zhong",
"Karol Myszkowski",
"Rafał K. Mantiuk"
] | It is often desirable or unavoidable to display Virtual Reality (VR) or stereoscopic content at low brightness. For example, a dimmer display reduces the flicker artefacts that are introduced by low-persistence VR headsets. It also saves power, prolongs battery life, and reduces the cost of a display or projection syst... | journal | 10.1145/3528223.3530136 | official | null | null |
10.1145/3528223.3530143 | Authentic volumetric avatars from a phone scan | https://doi.org/10.1145/3528223.3530143 | [
"Chen Cao",
"Tomas Simon",
"Jin Kyu Kim",
"Gabe Schwartz",
"Michael Zollhoefer",
"Shunsuke Saito",
"Stephen Lombardi",
"Shih-En Wei",
"Danielle Belko",
"Shoou-I Yu",
"Yaser Sheikh",
"Jason Saragih"
] | Creating photorealistic avatars of existing people currently requires extensive person-specific data capture, which is usually only accessible to the VFX industry and not the general public. Our work aims to address this drawback by relying only on a short mobile phone capture to obtain a drivable 3D head avatar that m... | journal | 10.1145/3528223.3530143 | official | null | null |
10.1145/3528223.3530161 | Blending camera and 77 GHz radar sensing for equitable, robust plethysmography | https://doi.org/10.1145/3528223.3530161 | [
"Alexander Vilesov",
"Pradyumna Chari",
"Adnan Armouti",
"Anirudh Bindiganavale Harish",
"Kimaya Kulkarni",
"Ananya Deoghare",
"Laleh Jalilian",
"Achuta Kadambi"
] | With the resurgence of non-contact vital sign sensing due to the COVID-19 pandemic, remote heart-rate monitoring has gained significant prominence. Many existing methods use cameras; however previous work shows a performance loss for darker skin tones. In this paper, we show through light transport analysis that the ca... | journal | 10.1145/3528223.3530161 | official | null | null |
10.1145/3528223.3530075 | Sparse ellipsometry | https://doi.org/10.1145/3528223.3530075 | [
"Inseung Hwang",
"Daniel S. Jeon",
"Adolfo Muñoz",
"Diego Gutierrez",
"Xin Tong",
"Min H. Kim"
] | Ellipsometry techniques allow to measure polarization information of materials, requiring precise rotations of optical components with different configurations of lights and sensors. This results in cumbersome capture devices, carefully calibrated in lab conditions, and in very long acquisition times, usually in the or... | journal | 10.1145/3528223.3530075 | official | null | null |
10.1145/3528223.3530152 | Alpha wrapping with an offset | https://doi.org/10.1145/3528223.3530152 | [
"Cédric Portaneri",
"Mael Rouxel-Labbé",
"Michael Hemmer",
"David Cohen-Steiner",
"Pierre Alliez"
] | Given an input 3D geometry such as a triangle soup or a point set, we address the problem of generating a watertight and orientable surface triangle mesh that strictly encloses the input. The output mesh is obtained by greedily refining and carving a 3D Delaunay triangulation on an offset surface of the input, while ca... | journal | 10.1145/3528223.3530152 | official | null | null |
10.1145/3528223.3530101 | Noise-based enhancement for foveated rendering | https://doi.org/10.1145/3528223.3530101 | [
"Taimoor Tariq",
"Cara Tursun",
"Piotr Didyk"
] | Human visual sensitivity to spatial details declines towards the periphery. Novel image synthesis techniques, so-called foveated rendering, exploit this observation and reduce the spatial resolution of synthesized images for the periphery, avoiding the synthesis of high-spatial-frequency details that are costly to gene... | journal | 10.1145/3528223.3530101 | official | 2204.04455 | title_snapshot |
10.1145/3528223.3530127 | Instant neural graphics primitives with a multiresolution hash encoding | https://doi.org/10.1145/3528223.3530127 | [
"Thomas Müller",
"Alex Evans",
"Christoph Schied",
"Alexander Keller"
] | Neural graphics primitives, parameterized by fully connected neural networks, can be costly to train and evaluate. We reduce this cost with a versatile new input encoding that permits the use of a smaller network without sacrificing quality, thus significantly reducing the number of floating point and memory access ope... | journal | 10.1145/3528223.3530127 | official | 2201.05989 | title_snapshot |
10.1145/3528223.3530184 | NeuralSound | https://doi.org/10.1145/3528223.3530184 | [
"Xutong Jin",
"Sheng Li",
"Guoping Wang",
"Dinesh Manocha"
] | We present a novel learning-based modal sound synthesis approach that includes a mixed vibration solver for modal analysis and a radiation network for acoustic transfer. Our mixed vibration solver consists of a 3D sparse convolution network and a Locally Optimal Block Preconditioned Conjugate Gradient (LOBPCG) module f... | journal | 10.1145/3528223.3530184 | official | null | null |
10.1145/3528223.3530147 | Accommodative holography | https://doi.org/10.1145/3528223.3530147 | [
"Dongyeon Kim",
"Seung-Woo Nam",
"Byounghyo Lee",
"Jong-Mo Seo",
"Byoungho Lee"
] | Holographic displays have gained unprecedented attention as next-generation virtual and augmented reality applications with recent achievements in the realization of a high-contrast image through computer-generated holograms (CGHs). However, these holograms show a high energy concentration in a limited angular spectrum... | journal | 10.1145/3528223.3530147 | official | null | null |
10.1145/3528223.3530135 | WallPlan | https://doi.org/10.1145/3528223.3530135 | [
"Jiahui Sun",
"Wenming Wu",
"Ligang Liu",
"Wenjie Min",
"Gaofeng Zhang",
"Liping Zheng"
] | Floorplan generation has drawn widespread interest in the community. Recent learning-based methods for generating realistic floorplans have made significant progress while a complex heuristic post-processing is still necessary to obtain desired results. In this paper, we propose a novel wall-oriented method, called Wal... | journal | 10.1145/3528223.3530135 | official | null | null |
10.1145/3528223.3530106 | Sketch2Pose | https://doi.org/10.1145/3528223.3530106 | [
"Kirill Brodt",
"Mikhail Bessmeltsev"
] | Artists frequently capture character poses via raster sketches, then use these drawings as a reference while posing a 3D character in a specialized 3D software --- a time-consuming process, requiring specialized 3D training and mental effort. We tackle this challenge by proposing the first system for automatically infe... | journal | 10.1145/3528223.3530106 | official | null | null |
10.1145/3528223.3530102 | Filament based plasma | https://doi.org/10.1145/3528223.3530102 | [
"Marcel Padilla",
"Oliver Gross",
"Felix Knöppel",
"Albert Chern",
"Ulrich Pinkall",
"Peter Schröder"
] | Simulation of stellar atmospheres, such as that of our own sun, is a common task in CGI for scientific visualization, movies and games. A fibrous volumetric texture is a visually dominant feature of the solar corona---the plasma that extends from the solar surface into space. These coronal fibers can be modeled as magn... | journal | 10.1145/3528223.3530102 | official | null | null |
10.1145/3528223.3530070 | Joint neural phase retrieval and compression for energy- and computation-efficient holography on the edge | https://doi.org/10.1145/3528223.3530070 | [
"Yujie Wang",
"Praneeth Chakravarthula",
"Qi Sun",
"Baoquan Chen"
] | Recent deep learning approaches have shown remarkable promise to enable high fidelity holographic displays. However, lightweight wearable display devices cannot afford the computation demand and energy consumption for hologram generation due to the limited onboard compute capability and battery life. On the other hand,... | journal | 10.1145/3528223.3530070 | official | null | null |
10.1145/3528223.3530088 | Photo-to-shape material transfer for diverse structures | https://doi.org/10.1145/3528223.3530088 | [
"Ruizhen Hu",
"Xiangyu Su",
"Xiangkai Chen",
"Oliver Van Kaick",
"Hui Huang"
] | We introduce a method for assigning photorealistic relightable materials to 3D shapes in an automatic manner. Our method takes as input a photo exemplar of a real object and a 3D object with segmentation, and uses the exemplar to guide the assignment of materials to the parts of the shape, so that the appearance of the... | journal | 10.1145/3528223.3530088 | official | 2205.04018 | title_snapshot |
10.1145/3528223.3530055 | Image features influence reaction time | https://doi.org/10.1145/3528223.3530055 | [
"Budmonde Duinkharjav",
"Praneeth Chakravarthula",
"Rachel Brown",
"Anjul Patney",
"Qi Sun"
] | We aim to ask and answer an essential question " how quickly do we react after observing a displayed visual target?" To this end, we present psychophysical studies that characterize the remarkable disconnect between human saccadic behaviors and spatial visual acuity. Building on the results of our studies, we develop a... | journal | 10.1145/3528223.3530055 | official | null | null |
10.1145/3528223.3530176 | Robust computation of implicit surface networks for piecewise linear functions | https://doi.org/10.1145/3528223.3530176 | [
"Xingyi Du",
"Qingnan Zhou",
"Nathan Carr",
"Tao Ju"
] | Implicit surface networks, such as arrangements of implicit surfaces and materials interfaces, are used for modeling piecewise smooth or partitioned shapes. However, accurate and numerically robust algorithms for discretizing either structure on a grid are still lacking. We present a unified approach for computing both... | journal | 10.1145/3528223.3530176 | official | null | null |
10.1145/3528223.3530066 | The power particle-in-cell method | https://doi.org/10.1145/3528223.3530066 | [
"Ziyin Qu",
"Minchen Li",
"Fernando De Goes",
"Chenfanfu Jiang"
] | This paper introduces a new weighting scheme for particle-grid transfers that generates hybrid Lagrangian/Eulerian fluid simulations with uniform particle distributions and precise volume control. At its core, our approach reformulates the construction of Power Particles [de Goes et al. 2015] by computing volume-constr... | journal | 10.1145/3528223.3530066 | official | null | null |
10.1145/3528223.3530090 | Real-time controllable motion transition for characters | https://doi.org/10.1145/3528223.3530090 | [
"Xiangjun Tang",
"He Wang",
"Bo Hu",
"Xu Gong",
"Ruifan Yi",
"Qilong Kou",
"Xiaogang Jin"
] | Real-time in-between motion generation is universally required in games and highly desirable in existing animation pipelines. Its core challenge lies in the need to satisfy three critical conditions simultaneously: quality, controllability and speed , which renders any methods that need offline computation (or post-pro... | journal | 10.1145/3528223.3530090 | official | 2205.02540 | title_snapshot |
10.1145/3528223.3530155 | Spelunking the deep | https://doi.org/10.1145/3528223.3530155 | [
"Nicholas Sharp",
"Alec Jacobson"
] | Neural implicit representations, which encode a surface as the level set of a neural network applied to spatial coordinates, have proven to be remarkably effective for optimizing, compressing, and generating 3D geometry. Although these representations are easy to fit, it is not clear how to best evaluate geometric quer... | journal | 10.1145/3528223.3530155 | official | null | null |
10.1145/3528223.3530100 | Piecewise-smooth surface fitting onto unstructured 3D sketches | https://doi.org/10.1145/3528223.3530100 | [
"Emilie Yu",
"Rahul Arora",
"J. Andreas Bærentzen",
"Karan Singh",
"Adrien Bousseau"
] | We propose a method to transform unstructured 3D sketches into piecewise smooth surfaces that preserve sketched geometric features. Immersive 3D drawing and sketch-based 3D modeling applications increasingly produce imperfect and unstructured collections of 3D strokes as design output. These 3D sketches are readily per... | journal | 10.1145/3528223.3530100 | official | null | null |
10.1145/3528223.3530156 | Implicit neural representation for physics-driven actuated soft bodies | https://doi.org/10.1145/3528223.3530156 | [
"Lingchen Yang",
"Byungsoo Kim",
"Gaspard Zoss",
"Baran Gözcü",
"Markus Gross",
"Barbara Solenthaler"
] | Active soft bodies can affect their shape through an internal actuation mechanism that induces a deformation. Similar to recent work, this paper utilizes a differentiable, quasi-static, and physics-based simulation layer to optimize for actuation signals parameterized by neural networks. Our key contribution is a gener... | journal | 10.1145/3528223.3530156 | official | 2401.14861 | title_snapshot |
10.1145/3528223.3530111 | Perception of letter glyph parameters for InfoTypography | https://doi.org/10.1145/3528223.3530111 | [
"Johannes Lang",
"Miguel A. Nacenta"
] | The advent of variable font technologies---where typographic parameters such as weight, x-height and slant are easily adjusted across a range---enables encoding ordinal, interval or ratio data into text that is still readable. This is potentially valuable to represent additional information in text labels in visualizat... | journal | 10.1145/3528223.3530111 | official | null | null |
10.1145/3528223.3530121 | NeAT | https://doi.org/10.1145/3528223.3530121 | [
"Darius Rückert",
"Yuanhao Wang",
"Rui Li",
"Ramzi Idoughi",
"Wolfgang Heidrich"
] | In this paper, we present Neural Adaptive Tomography (NeAT), the first adaptive, hierarchical neural rendering pipeline for tomography. Through a combination of neural features with an adaptive explicit representation, we achieve reconstruction times far superior to existing neural inverse rendering methods. The adapti... | journal | 10.1145/3528223.3530121 | official | null | null |
10.1145/3528223.3530151 | Moving level-of-detail surfaces | https://doi.org/10.1145/3528223.3530151 | [
"Corentin Mercier",
"Thibault Lescoat",
"Pierre Roussillon",
"Tamy Boubekeur",
"Jean-Marc Thiery"
] | We present a simple, fast, and smooth scheme to approximate Algebraic Point Set Surfaces using non-compact kernels, which is particularly suited for filtering and reconstructing point sets presenting large missing parts. Our key idea is to consider a moving level-of-detail of the input point set which is adaptive w.r.t... | journal | 10.1145/3528223.3530151 | official | null | null |
10.1145/3528223.3530171 | R2E2 | https://doi.org/10.1145/3528223.3530171 | [
"Sadjad Fouladi",
"Brennan Shacklett",
"Fait Poms",
"Arjun Arora",
"Alex Ozdemir",
"Deepti Raghavan",
"Pat Hanrahan",
"Kayvon Fatahalian",
"Keith Winstein"
] | In this paper we explore the viability of path tracing massive scenes using a "supercomputer" constructed on-the-fly from thousands of small, serverless cloud computing nodes. We present R2E2 (Really Elastic Ray Engine) a scene decomposition-based parallel renderer that rapidly acquires thousands of cloud CPU cores, lo... | journal | 10.1145/3528223.3530171 | official | null | null |
10.1145/3528223.3530119 | Towards practical physical-optics rendering | https://doi.org/10.1145/3528223.3530119 | [
"Shlomi Steinberg",
"Pradeep Sen",
"Ling-Qi Yan"
] | Physical light transport (PLT) algorithms can represent the wave nature of light globally in a scene, and are consistent with Maxwell's theory of electromagnetism. As such, they are able to reproduce the wave-interference and diffraction effects of real physical optics. However, the recent works that have proposed PLT ... | journal | 10.1145/3528223.3530119 | official | null | null |
10.1145/3528223.3530103 | Approximate convex decomposition for 3D meshes with collision-aware concavity and tree search | https://doi.org/10.1145/3528223.3530103 | [
"Xinyue Wei",
"Minghua Liu",
"Zhan Ling",
"Hao Su"
] | Approximate convex decomposition aims to decompose a 3D shape into a set of almost convex components, whose convex hulls can then be used to represent the input shape. It thus enables efficient geometry processing algorithms specifically designed for convex shapes and has been widely used in game engines, physics simul... | journal | 10.1145/3528223.3530103 | official | 2205.02961 | title_snapshot |
10.1145/3528223.3530058 | Loki | https://doi.org/10.1145/3528223.3530058 | [
"Steve Lesser",
"Alexey Stomakhin",
"Gilles Daviet",
"Joel Wretborn",
"John Edholm",
"Noh-Hoon Lee",
"Eston Schweickart",
"Xiao Zhai",
"Sean Flynn",
"Andrew Moffat"
] | We introduce Loki, a new framework for robust simulation of fluid, rigid, and deformable objects with non-compromising fidelity on any single element, and capabilities for coupling and representation transitions across multiple elements. Loki adapts multiple best-in-class solvers into a unified framework driven by a de... | journal | 10.1145/3528223.3530058 | official | null | null |
10.1145/3528223.3530112 | Position-free multiple-bounce computations for smith microfacet BSDFs | https://doi.org/10.1145/3528223.3530112 | [
"Beibei Wang",
"Wenhua Jin",
"Jiahui Fan",
"Jian Yang",
"Nicolas Holzschuch",
"Ling-Qi Yan"
] | Bidirectional Scattering Distribution Functions (BSDFs) encode how a material reflects or transmits the incoming light. The most commonly used model is the microfacet BSDF. It computes the material response from the microgeometry of the surface assuming a single bounce on specular microfacets. The original model ignore... | journal | 10.1145/3528223.3530112 | official | 2109.14398 | title_snapshot |
10.1145/3528223.3530118 | Computing sparse integer-constrained cones for conformal parameterizations | https://doi.org/10.1145/3528223.3530118 | [
"Mo Li",
"Qing Fang",
"Wenqing Ouyang",
"Ligang Liu",
"Xiao-Ming Fu"
] | We propose a novel method to generate sparse integer-constrained cone singularities with low distortion constraints for conformal parameterizations. Inspired by [Fang et al. 2021; Soliman et al. 2018], the cone computation is formulated as a constrained optimization problem, where the objective is the number of cones m... | journal | 10.1145/3528223.3530118 | official | null | null |
10.1145/3528223.3530067 | Physics-based character controllers using conditional VAEs | https://doi.org/10.1145/3528223.3530067 | [
"Jungdam Won",
"Deepak Gopinath",
"Jessica Hodgins"
] | High-quality motion capture datasets are now publicly available, and researchers have used them to create kinematics-based controllers that can generate plausible and diverse human motions without conditioning on specific goals (i.e., a task-agnostic generative model). In this paper, we present an algorithm to build su... | journal | 10.1145/3528223.3530067 | official | null | null |
10.1145/3528223.3530159 | DCT-net | https://doi.org/10.1145/3528223.3530159 | [
"Yifang Men",
"Yuan Yao",
"Miaomiao Cui",
"Zhouhui Lian",
"Xuansong Xie"
] | This paper introduces DCT-Net, a novel image translation architecture for few-shot portrait stylization. Given limited style exemplars (~100), the new architecture can produce high-quality style transfer results with advanced ability to synthesize high-fidelity contents and strong generality to handle complicated scene... | journal | 10.1145/3528223.3530159 | official | null | null |
10.1145/3528223.3530073 | Unbiased inverse volume rendering with differential trackers | https://doi.org/10.1145/3528223.3530073 | [
"Merlin Nimier-David",
"Thomas Müller",
"Alexander Keller",
"Wenzel Jakob"
] | Volumetric representations are popular in inverse rendering because they have a simple parameterization, are smoothly varying, and transparently handle topology changes. However, incorporating the full volumetric transport of light is costly and challenging, often leading practitioners to implement simplified models, s... | journal | 10.1145/3528223.3530073 | official | null | null |
10.1145/3528223.3530182 | Contact-centric deformation learning | https://doi.org/10.1145/3528223.3530182 | [
"Cristian Romero",
"Dan Casas",
"Maurizio M. Chiaramonte",
"Miguel A. Otaduy"
] | We propose a novel method to machine-learn highly detailed, nonlinear contact deformations for real-time dynamic simulation. We depart from previous deformation-learning strategies, and model contact deformations in a contact-centric manner. This strategy shows excellent generalization with respect to the object's conf... | journal | 10.1145/3528223.3530182 | official | null | null |
10.1145/3528223.3530170 | Disentangling random and cyclic effects in time-lapse sequences | https://doi.org/10.1145/3528223.3530170 | [
"Erik Härkönen",
"Miika Aittala",
"Tuomas Kynkäänniemi",
"Samuli Laine",
"Timo Aila",
"Jaakko Lehtinen"
] | Time-lapse image sequences offer visually compelling insights into dynamic processes that are too slow to observe in real time. However, playing a long time-lapse sequence back as a video often results in distracting flicker due to random effects, such as weather, as well as cyclic effects, such as the day-night cycle.... | journal | 10.1145/3528223.3530170 | official | 2207.01413 | title_snapshot |
10.1145/3528223.3530157 | GANimator | https://doi.org/10.1145/3528223.3530157 | [
"Peizhuo Li",
"Kfir Aberman",
"Zihan Zhang",
"Rana Hanocka",
"Olga Sorkine-Hornung"
] | We present GANimator, a generative model that learns to synthesize novel motions from a single, short motion sequence. GANimator generates motions that resemble the core elements of the original motion, while simultaneously synthesizing novel and diverse movements. Existing data-driven techniques for motion synthesis r... | journal | 10.1145/3528223.3530157 | official | null | null |
10.1145/3528223.3530108 | Neural dual contouring | https://doi.org/10.1145/3528223.3530108 | [
"Zhiqin Chen",
"Andrea Tagliasacchi",
"Thomas Funkhouser",
"Hao Zhang"
] | We introduce neural dual contouring (NDC), a new data-driven approach to mesh reconstruction based on dual contouring (DC). Like traditional DC, it produces exactly one vertex per grid cell and one quad for each grid edge intersection, a natural and efficient structure for reproducing sharp features. However, rather th... | journal | 10.1145/3528223.3530108 | official | 2202.01999 | title_snapshot |
10.1145/3528223.3530162 | Computational design of passive grippers | https://doi.org/10.1145/3528223.3530162 | [
"Milin Kodnongbua",
"Ian Good",
"Yu Lou",
"Jeffrey Lipton",
"Adriana Schulz"
] | This work proposes a novel generative design tool for passive grippers---robot end effectors that have no additional actuation and instead leverage the existing degrees of freedom in a robotic arm to perform grasping tasks. Passive grippers are used because they offer interesting trade-offs between cost and capabilitie... | journal | 10.1145/3528223.3530162 | official | 2306.03174 | title_snapshot |
10.1145/3528223.3530057 | Learning to use chopsticks in diverse gripping styles | https://doi.org/10.1145/3528223.3530057 | [
"Zeshi Yang",
"Kangkang Yin",
"Libin Liu"
] | Learning dexterous manipulation skills is a long-standing challenge in computer graphics and robotics, especially when the task involves complex and delicate interactions between the hands, tools and objects. In this paper, we focus on chopsticks-based object relocation tasks, which are common yet demanding. The key to... | journal | 10.1145/3528223.3530057 | official | 2205.14313 | title_snapshot |
10.1145/3528223.3530083 | Mixed integer neural inverse design | https://doi.org/10.1145/3528223.3530083 | [
"Navid Ansari",
"Hans-Peter Seidel",
"Vahid Babaei"
] | In computational design and fabrication, neural networks are becoming important surrogates for bulky forward simulations. A long-standing, intertwined question is that of inverse design: how to compute a design that satisfies a desired target performance? Here, we show that the piecewise linear property, very common in... | journal | 10.1145/3528223.3530083 | official | 2109.12888 | title_snapshot |
10.1145/3528223.3530062 | Clustered vector textures | https://doi.org/10.1145/3528223.3530062 | [
"Peihan Tu",
"Li-Yi Wei",
"Matthias Zwicker"
] | Repetitive vector patterns are common in a variety of applications but can be challenging and tedious to create. Existing automatic synthesis methods target relatively simple, unstructured patterns such as discrete elements and continuous Bézier curves. This paper proposes an algorithm for generating vector patterns wi... | journal | 10.1145/3528223.3530062 | official | null | null |
10.1145/3528223.3530095 | Regression-based Monte Carlo integration | https://doi.org/10.1145/3528223.3530095 | [
"Corentin Salaün",
"Adrien Gruson",
"Binh-Son Hua",
"Toshiya Hachisuka",
"Gurprit Singh"
] | Monte Carlo integration is typically interpreted as an estimator of the expected value using stochastic samples. There exists an alternative interpretation in calculus where Monte Carlo integration can be seen as estimating a constant function---from the stochastic evaluations of the integrand---that integrates to the ... | journal | 10.1145/3528223.3530095 | official | 2211.07422 | title_snapshot |
10.1145/3528223.3530172 | ASSET | https://doi.org/10.1145/3528223.3530172 | [
"Difan Liu",
"Sandesh Shetty",
"Tobias Hinz",
"Matthew Fisher",
"Richard Zhang",
"Taesung Park",
"Evangelos Kalogerakis"
] | We present ASSET, a neural architecture for automatically modifying an input high-resolution image according to a user's edits on its semantic segmentation map. Our architecture is based on a transformer with a novel attention mechanism. Our key idea is to sparsify the transformer's attention matrix at high resolutions... | journal | 10.1145/3528223.3530172 | official | null | null |
10.1145/3528223.3530129 | Shape dithering for 3D printing | https://doi.org/10.1145/3528223.3530129 | [
"Mostafa Morsy Abdelkader Morsy",
"Alan Brunton",
"Philipp Urban"
] | We present an efficient, purely geometric, algorithmic, and parameter free approach to improve surface quality and accuracy in voxel-controlled 3D printing by counteracting quantization artifacts. Such artifacts arise due to the discrete voxel sampling of the continuous shape used to control the 3D printer, and are cha... | journal | 10.1145/3528223.3530129 | official | null | null |
10.1145/3528223.3530063 | MatBuilder | https://doi.org/10.1145/3528223.3530063 | [
"Loïs Paulin",
"Nicolas Bonneel",
"David Coeurjolly",
"Jean-Claude Iehl",
"Alexander Keller",
"Victor Ostromoukhov"
] | Many applications ranging from quasi-Monte Carlo integration over optimal control to neural networks benefit from high-dimensional, highly uniform samples. In the case of computer graphics, and more particularly in rendering, despite the need for uniformity, several sub-problems expose a low-dimensional structure. In t... | journal | 10.1145/3528223.3530063 | official | null | null |
10.1145/3528223.3530091 | Learning high-DOF reaching-and-grasping via dynamic representation of gripper-object interaction | https://doi.org/10.1145/3528223.3530091 | [
"Qijin She",
"Ruizhen Hu",
"Juzhan Xu",
"Min Liu",
"Kai Xu",
"Hui Huang"
] | We approach the problem of high-DOF reaching-and-grasping via learning joint planning of grasp and motion with deep reinforcement learning. To resolve the sample efficiency issue in learning the high-dimensional and complex control of dexterous grasping, we propose an effective representation of grasping state characte... | journal | 10.1145/3528223.3530091 | official | 2204.13998 | title_snapshot |
10.1145/3528223.3530142 | Simulation and optimization of magnetoelastic thin shells | https://doi.org/10.1145/3528223.3530142 | [
"Xuwen Chen",
"Xingyu Ni",
"Bo Zhu",
"Bin Wang",
"Baoquan Chen"
] | Magnetoelastic thin shells exhibit great potential in realizing versatile functionalities through a broad range of combination of material stiffness, remnant magnetization intensity, and external magnetic stimuli. In this paper, we propose a novel computational method for forward simulation and inverse design of magnet... | journal | 10.1145/3528223.3530142 | official | null | null |
10.1145/3528223.3530093 | Fast evaluation of smooth distance constraints on co-dimensional geometry | https://doi.org/10.1145/3528223.3530093 | [
"Abhishek Madan",
"David I. W. Levin"
] | We present a new method for computing a smooth minimum distance function based on the LogSumExp function for point clouds, edge meshes, triangle meshes, and combinations of all three. We derive blending weights and a modified Barnes-Hut acceleration approach that ensure our method approximates the true distance, and is... | journal | 10.1145/3528223.3530093 | official | 2108.10480 | title_snapshot |
10.1145/3528223.3530082 | Unified many-worlds browsing of arbitrary physics-based animations | https://doi.org/10.1145/3528223.3530082 | [
"Purvi Goel",
"Doug L. James"
] | Manually tuning physics-based animation parameters to explore a simulation outcome space or achieve desired motion outcomes can be notoriously tedious. This problem has motivated many sophisticated and specialized optimization-based methods for fine-grained (keyframe) control, each of which are typically limited to spe... | journal | 10.1145/3528223.3530082 | official | null | null |
10.1145/3528223.3530177 | NeROIC | https://doi.org/10.1145/3528223.3530177 | [
"Zhengfei Kuang",
"Kyle Olszewski",
"Menglei Chai",
"Zeng Huang",
"Panos Achlioptas",
"Sergey Tulyakov"
] | We present a novel method to acquire object representations from online image collections, capturing high-quality geometry and material properties of arbitrary objects from photographs with varying cameras, illumination, and backgrounds. This enables various object-centric rendering applications such as novel-view synt... | journal | 10.1145/3528223.3530177 | official | null | null |
10.1145/3528223.3530180 | High dynamic range and super-resolution from raw image bursts | https://doi.org/10.1145/3528223.3530180 | [
"Bruno Lecouat",
"Thomas Eboli",
"Jean Ponce",
"Julien Mairal"
] | Photographs captured by smartphones and mid-range cameras have limited spatial resolution and dynamic range, with noisy response in underexposed regions and color artefacts in saturated areas. This paper introduces the first approach (to the best of our knowledge) to the reconstruction of highresolution, high-dynamic r... | journal | 10.1145/3528223.3530180 | official | 2207.14671 | title_snapshot |
10.1145/3528223.3530169 | Physics informed neural fields for smoke reconstruction with sparse data | https://doi.org/10.1145/3528223.3530169 | [
"Mengyu Chu",
"Lingjie Liu",
"Quan Zheng",
"Aleksandra Franz",
"Hans-Peter Seidel",
"Christian Theobalt",
"Rhaleb Zayer"
] | High-fidelity reconstruction of dynamic fluids from sparse multiview RGB videos remains a formidable challenge, due to the complexity of the underlying physics as well as the severe occlusion and complex lighting in the captured data. Existing solutions either assume knowledge of obstacles and lighting, or only focus o... | journal | 10.1145/3528223.3530169 | official | 2206.06577 | title_snapshot |
10.1145/3528223.3530110 | ASE | https://doi.org/10.1145/3528223.3530110 | [
"Xue Bin Peng",
"Yunrong Guo",
"Lina Halper",
"Sergey Levine",
"Sanja Fidler"
] | The incredible feats of athleticism demonstrated by humans are made possible in part by a vast repertoire of general-purpose motor skills, acquired through years of practice and experience. These skills not only enable humans to perform complex tasks, but also provide powerful priors for guiding their behaviors when le... | journal | 10.1145/3528223.3530110 | official | null | null |
10.1145/3528223.3530089 | Umbrella meshes | https://doi.org/10.1145/3528223.3530089 | [
"Yingying Ren",
"Uday Kusupati",
"Julian Panetta",
"Florin Isvoranu",
"Davide Pellis",
"Tian Chen",
"Mark Pauly"
] | We present a computational inverse design framework for a new class of volumetric deployable structures that have compact rest states and deploy into bending-active 3D target surfaces. Umbrella meshes consist of elastic beams, rigid plates, and hinge joints that can be directly printed or assembled in a zero-energy fab... | journal | 10.1145/3528223.3530089 | official | null | null |
10.1145/3528223.3530061 | Interactive augmented reality storytelling guided by scene semantics | https://doi.org/10.1145/3528223.3530061 | [
"Changyang Li",
"Wanwan Li",
"Haikun Huang",
"Lap-Fai Yu"
] | We present a novel interactive augmented reality (AR) storytelling approach guided by indoor scene semantics. Our approach automatically populates virtual contents in real-world environments to deliver AR stories, which match both the story plots and scene semantics. During the storytelling process, a player can partic... | journal | 10.1145/3528223.3530061 | official | null | null |
10.1145/3528223.3530068 | CLIPasso | https://doi.org/10.1145/3528223.3530068 | [
"Yael Vinker",
"Ehsan Pajouheshgar",
"Jessica Y. Bo",
"Roman Christian Bachmann",
"Amit Haim Bermano",
"Daniel Cohen-Or",
"Amir Zamir",
"Ariel Shamir"
] | Abstraction is at the heart of sketching due to the simple and minimal nature of line drawings. Abstraction entails identifying the essential visual properties of an object or scene, which requires semantic understanding and prior knowledge of high-level concepts. Abstract depictions are therefore challenging for artis... | journal | 10.1145/3528223.3530068 | official | null | null |
10.1145/3528223.3530116 | Facial hair tracking for high fidelity performance capture | https://doi.org/10.1145/3528223.3530116 | [
"Sebastian Winberg",
"Gaspard Zoss",
"Prashanth Chandran",
"Paulo Gotardo",
"Derek Bradley"
] | Facial hair is a largely overlooked topic in facial performance capture. Most production pipelines in the entertainment industry do not have a way to automatically capture facial hair or track the skin underneath it. Thus, actors are asked to shave clean before face capture, which is very often undesirable. Capturing t... | journal | 10.1145/3528223.3530116 | official | null | null |
10.1145/3528223.3530138 | VEMPIC | https://doi.org/10.1145/3528223.3530138 | [
"Michael Tao",
"Christopher Batty",
"Mirela Ben-Chen",
"Eugene Fiume",
"David I. W. Levin"
] | The comprehensive visual modeling of fluid motion has historically been a challenging task, due in no small part to the difficulties inherent in geometries that are non-manifold, open, or thin. Modern geometric cut-cell mesh generators have been shown to produce, both robustly and quickly, workable volumetric elements ... | journal | 10.1145/3528223.3530138 | official | null | null |
10.1145/3528223.3530165 | A general two-stage initialization for sag-free deformable simulations | https://doi.org/10.1145/3528223.3530165 | [
"Jerry Hsu",
"Nghia Truong",
"Cem Yuksel",
"Kui Wu"
] | Initializing simulations of deformable objects involves setting the rest state of all internal forces at the rest shape of the object. However, often times the rest shape is not explicitly provided. In its absence, it is common to initialize by treating the given initial shape as the rest shape. This leads to sagging, ... | journal | 10.1145/3528223.3530165 | official | null | null |
10.1145/3528223.3530056 | DeepFaceVideoEditing | https://doi.org/10.1145/3528223.3530056 | [
"Feng-Lin Liu",
"Shu-Yu Chen",
"Yu-Kun Lai",
"Chunpeng Li",
"Yue-Ren Jiang",
"Hongbo Fu",
"Lin Gao"
] | Sketches, which are simple and concise, have been used in recent deep image synthesis methods to allow intuitive generation and editing of facial images. However, it is nontrivial to extend such methods to video editing due to various challenges, ranging from appropriate manipulation propagation and fusion of multiple ... | journal | 10.1145/3528223.3530056 | official | null | null |
10.1145/3528223.3530109 | A fast unsmoothed aggregation algebraic multigrid framework for the large-scale simulation of incompressible flow | https://doi.org/10.1145/3528223.3530109 | [
"Han Shao",
"Libo Huang",
"Dominik L. Michels"
] | Multigrid methods are quite efficient for solving the pressure Poisson equation in simulations of incompressible flow. However, for viscous liquids, geometric multigrid turned out to be less efficient for solving the variational viscosity equation. In this contribution, we present an Unsmoothed Aggregation Algebraic Mu... | journal | 10.1145/3528223.3530109 | official | null | null |
10.1145/3528223.3530099 | DR.JIT | https://doi.org/10.1145/3528223.3530099 | [
"Wenzel Jakob",
"Sébastien Speierer",
"Nicolas Roussel",
"Delio Vicini"
] | DR.JIT is a new just-in-time compiler for physically based rendering and its derivative. DR.JIT expedites research on these topics in two ways: first, it traces high-level simulation code (e.g., written in Python) and aggressively simplifies and specializes the resulting program representation, producing data-parallel ... | journal | 10.1145/3528223.3530099 | official | null | null |
10.1145/3528223.3530175 | Compatible intrinsic triangulations | https://doi.org/10.1145/3528223.3530175 | [
"Kenshi Takayama"
] | Finding distortion-minimizing homeomorphisms between surfaces of arbitrary genus is a fundamental task in computer graphics and geometry processing. We propose a simple method utilizing intrinsic triangulations, operating directly on the original surfaces without going through any intermediate domains such as a plane o... | journal | 10.1145/3528223.3530175 | official | null | null |
10.1145/3528223.3530140 | DEF | https://doi.org/10.1145/3528223.3530140 | [
"Albert Matveev",
"Ruslan Rakhimov",
"Alexey Artemov",
"Gleb Bobrovskikh",
"Vage Egiazarian",
"Emil Bogomolov",
"Daniele Panozzo",
"Denis Zorin",
"Evgeny Burnaev"
] | We propose Deep Estimators of Features (DEFs), a learning-based framework for predicting sharp geometric features in sampled 3D shapes. Differently from existing data-driven methods, which reduce this problem to feature classification, we propose to regress a scalar field representing the distance from point samples to... | journal | 10.1145/3528223.3530140 | official | null | null |
10.1145/3528223.3530060 | Character articulation through profile curves | https://doi.org/10.1145/3528223.3530060 | [
"Fernando De Goes",
"William Sheffler",
"Kurt Fleischer"
] | Computer animation relies heavily on rigging setups that articulate character surfaces through a broad range of poses. Although many deformation strategies have been proposed over the years, constructing character rigs is still a cumbersome process that involves repetitive authoring of point weights and corrective scul... | journal | 10.1145/3528223.3530060 | official | null | null |
10.1145/3528223.3530179 | NeuralTailor | https://doi.org/10.1145/3528223.3530179 | [
"Maria Korosteleva",
"Sung-Hee Lee"
] | The fields of SocialVR, performance capture, and virtual try-on are often faced with a need to faithfully reproduce real garments in the virtual world. One critical task is the disentanglement of the intrinsic garment shape from deformations due to fabric properties, physical forces, and contact with the body. We propo... | journal | 10.1145/3528223.3530179 | official | null | null |
10.1145/3528223.3530186 | Modeling and rendering non-euclidean spaces approximated with concatenated polytopes | https://doi.org/10.1145/3528223.3530186 | [
"Seung-Wook Kim",
"Jaehyung Doh",
"Junghyun Han"
] | A non-Euclidean space is characterized as a manifold with a specific structure that violates Euclid's postulates. This paper proposes to approximate a manifold with polytopes. Based on the scene designer's specification, the polytopes are automatically concatenated and embedded in a higher-dimensional Euclidean space. ... | journal | 10.1145/3528223.3530186 | official | null | null |
10.1145/3528223.3530132 | Efficient kinetic simulation of two-phase flows | https://doi.org/10.1145/3528223.3530132 | [
"Wei Li",
"Yihui Ma",
"Xiaopei Liu",
"Mathieu Desbrun"
] | Real-life multiphase flows exhibit a number of complex and visually appealing behaviors, involving bubbling, wetting, splashing, and glugging. However, most state-of-the-art simulation techniques in graphics can only demonstrate a limited range of multiphase flow phenomena, due to their inability to handle the real wat... | journal | 10.1145/3528223.3530132 | official | null | null |
10.1145/3528223.3530078 | ComplexGen | https://doi.org/10.1145/3528223.3530078 | [
"Haoxiang Guo",
"Shilin Liu",
"Hao Pan",
"Yang Liu",
"Xin Tong",
"Baining Guo"
] | We view the reconstruction of CAD models in the boundary representation (B-Rep) as the detection of geometric primitives of different orders, i.e. , vertices, edges and surface patches, and the correspondence of primitives, which are holistically modeled as a chain complex, and show that by modeling such comprehensive ... | journal | 10.1145/3528223.3530078 | official | null | null |
10.1145/3528223.3530072 | Energetically consistent inelasticity for optimization time integration | https://doi.org/10.1145/3528223.3530072 | [
"Xuan Li",
"Minchen Li",
"Chenfanfu Jiang"
] | In this paper, we propose Energetically Consistent Inelasticity (ECI), a new formulation for modeling and discretizing finite strain elastoplasticity/viscoelasticity in a way that is compatible with optimization-based time integrators. We provide an in-depth analysis for allowing plasticity to be implicitly integrated ... | journal | 10.1145/3528223.3530072 | official | null | null |
10.1145/3528223.3530096 | Iterative poisson surface reconstruction (iPSR) for unoriented points | https://doi.org/10.1145/3528223.3530096 | [
"Fei Hou",
"Chiyu Wang",
"Wencheng Wang",
"Hong Qin",
"Chen Qian",
"Ying He"
] | Poisson surface reconstruction (PSR) remains a popular technique for reconstructing watertight surfaces from 3D point samples thanks to its efficiency, simplicity, and robustness. Yet, the existing PSR method and subsequent variants work only for oriented points. This paper intends to validate that an improved PSR, cal... | journal | 10.1145/3528223.3530096 | official | 2209.09510 | title_snapshot |
10.1145/3528223.3530065 | Rewriting geometric rules of a GAN | https://doi.org/10.1145/3528223.3530065 | [
"Sheng-Yu Wang",
"David Bau",
"Jun-Yan Zhu"
] | Deep generative models make visual content creation more accessible to novice users by automating the synthesis of diverse, realistic content based on a collected dataset. However, the current machine learning approaches miss a key element of the creative process - the ability to synthesize things that go far beyond th... | journal | 10.1145/3528223.3530065 | official | 2207.14288 | title_snapshot |
10.1145/3528223.3530150 | A clebsch method for free-surface vortical flow simulation | https://doi.org/10.1145/3528223.3530150 | [
"Shiying Xiong",
"Zhecheng Wang",
"Mengdi Wang",
"Bo Zhu"
] | We propose a novel Clebsch method to simulate the free-surface vortical flow. At the center of our approach lies a level-set method enhanced by a wave-function correction scheme and a wave-function extrapolation algorithm to tackle the Clebsch method's numerical instabilities near a dynamic interface. By combining the ... | journal | 10.1145/3528223.3530150 | official | null | null |
10.1145/3528223.3530105 | Practical level-of-detail aggregation of fur appearance | https://doi.org/10.1145/3528223.3530105 | [
"Junqiu Zhu",
"Sizhe Zhao",
"Lu Wang",
"Yanning Xu",
"Ling-Qi Yan"
] | Fur appearance rendering is crucial for the realism of computer generated imagery, but is also a challenge in computer graphics for many years. Much effort has been made to accurately simulate the multiple-scattered light transport among fur fibers, but the computation cost is still very high, since the number of fur f... | journal | 10.1145/3528223.3530105 | official | null | null |
10.1145/3528223.3530120 | Covector fluids | https://doi.org/10.1145/3528223.3530120 | [
"Mohammad Sina Nabizadeh",
"Stephanie Wang",
"Ravi Ramamoorthi",
"Albert Chern"
] | The animation of delicate vortical structures of gas and liquids has been of great interest in computer graphics. However, common velocity-based fluid solvers can damp the vortical flow, while vorticity-based fluid solvers suffer from performance drawbacks. We propose a new velocity-based fluid solver derived from a re... | journal | 10.1145/3528223.3530120 | official | null | null |
10.1145/3528223.3530071 | Computational design of high-level interlocking puzzles | https://doi.org/10.1145/3528223.3530071 | [
"Rulin Chen",
"Ziqi Wang",
"Peng Song",
"Bernd Bickel"
] | Interlocking puzzles are intriguing geometric games where the puzzle pieces are held together based on their geometric arrangement, preventing the puzzle from falling apart. High-level-of-difficulty , or simply high-level , interlocking puzzles are a subclass of interlocking puzzles that require multiple moves to take ... | journal | 10.1145/3528223.3530071 | official | null | null |
10.1145/3528223.3530064 | Affine body dynamics | https://doi.org/10.1145/3528223.3530064 | [
"Lei Lan",
"Danny M. Kaufman",
"Minchen Li",
"Chenfanfu Jiang",
"Yin Yang"
] | Simulating stiff materials in applications where deformations are either not significant or else can safely be ignored is a fundamental task across fields. Rigid body modeling has thus long remained a critical tool and is, by far, the most popular simulation strategy currently employed for modeling stiff solids. At the... | journal | 10.1145/3528223.3530064 | official | null | null |
10.1145/3528223.3530134 | Grid-free Monte Carlo for PDEs with spatially varying coefficients | https://doi.org/10.1145/3528223.3530134 | [
"Rohan Sawhney",
"Dario Seyb",
"Wojciech Jarosz",
"Keenan Crane"
] | Partial differential equations (PDEs) with spatially varying coefficients arise throughout science and engineering, modeling rich heterogeneous material behavior. Yet conventional PDE solvers struggle with the immense complexity found in nature, since they must first discretize the problem---leading to spatial aliasing... | journal | 10.1145/3528223.3530134 | official | 2201.13240 | title_snapshot |
10.1145/3528223.3530130 | EyeNeRF | https://doi.org/10.1145/3528223.3530130 | [
"Gengyan Li",
"Abhimitra Meka",
"Franziska Mueller",
"Marcel C. Buehler",
"Otmar Hilliges",
"Thabo Beeler"
] | A unique challenge in creating high-quality animatable and relightable 3D avatars of real people is modeling human eyes, particularly in conjunction with the surrounding periocular face region. The challenge of synthesizing eyes is multifold as it requires 1) appropriate representations for the various components of th... | journal | 10.1145/3528223.3530130 | official | null | null |
10.1145/3528223.3530139 | Differentiable signed distance function rendering | https://doi.org/10.1145/3528223.3530139 | [
"Delio Vicini",
"Sébastien Speierer",
"Wenzel Jakob"
] | Physically-based differentiable rendering has recently emerged as an attractive new technique for solving inverse problems that recover complete 3D scene representations from images. The inversion of shape parameters is of particular interest but also poses severe challenges: shapes are intertwined with visibility, who... | journal | 10.1145/3528223.3530139 | official | null | null |
10.1145/3528223.3530145 | Computational pattern making from 3D garment models | https://doi.org/10.1145/3528223.3530145 | [
"Nico Pietroni",
"Corentin Dumery",
"Raphael Falque",
"Mark Liu",
"Teresa Vidal-Calleja",
"Olga Sorkine-Hornung"
] | We propose a method for computing a sewing pattern of a given 3D garment model. Our algorithm segments an input 3D garment shape into patches and computes their 2D parameterization, resulting in pattern pieces that can be cut out of fabric and sewn together to manufacture the garment. Unlike the general state-of-the-ar... | journal | 10.1145/3528223.3530145 | official | 2202.10272 | title_snapshot |
10.1145/3528223.3530122 | ADOP | https://doi.org/10.1145/3528223.3530122 | [
"Darius Rückert",
"Linus Franke",
"Marc Stamminger"
] | In this paper we present ADOP, a novel point-based, differentiable neural rendering pipeline. Like other neural renderers, our system takes as input calibrated camera images and a proxy geometry of the scene, in our case a point cloud. To generate a novel view, the point cloud is rasterized with learned feature vectors... | journal | 10.1145/3528223.3530122 | official | null | null |
10.1145/3528223.3530124 | Adaptive rigidification of elastic solids | https://doi.org/10.1145/3528223.3530124 | [
"Alexandre Mercier-Aubin",
"Paul G. Kry",
"Alexandre Winter",
"David I. W. Levin"
] | We present a method for reducing the computational cost of elastic solid simulation by treating connected sets of non-deforming elements as rigid bodies. Non-deforming elements are identified as those where the strain rate squared Frobenius norm falls below a threshold for several frames. Rigidification uses a breadth ... | journal | 10.1145/3528223.3530124 | official | null | null |
10.1145/3528223.3530069 | Penetration-free projective dynamics on the GPU | https://doi.org/10.1145/3528223.3530069 | [
"Lei Lan",
"Guanqun Ma",
"Yin Yang",
"Changxi Zheng",
"Minchen Li",
"Chenfanfu Jiang"
] | We present a GPU algorithm for deformable simulation. Our method offers good computational efficiency and penetration-free guarantee at the same time, which are not common with existing techniques. The main idea is an algorithmic integration of projective dynamics (PD) and incremental potential contact (IPC). PD is a p... | journal | 10.1145/3528223.3530069 | official | null | null |
10.1145/3528223.3530173 | MatFormer | https://doi.org/10.1145/3528223.3530173 | [
"Paul Guerrero",
"Miloš Hašan",
"Kalyan Sunkavalli",
"Radomír Měch",
"Tamy Boubekeur",
"Niloy J. Mitra"
] | Procedural material graphs are a compact, parameteric, and resolution-independent representation that are a popular choice for material authoring. However, designing procedural materials requires significant expertise and publicly accessible libraries contain only a few thousand such graphs. We present MatFormer, a gen... | journal | 10.1145/3528223.3530173 | official | null | null |
10.1145/3528223.3530168 | EARS | https://doi.org/10.1145/3528223.3530168 | [
"Alexander Rath",
"Pascal Grittmann",
"Sebastian Herholz",
"Philippe Weier",
"Philipp Slusallek"
] | Russian roulette and splitting are widely used techniques to increase the efficiency of Monte Carlo estimators. But, despite their popularity, there is little work on how to best apply them. Most existing approaches rely on simple heuristics based on, e.g., surface albedo and roughness. Their efficiency often hinges on... | journal | 10.1145/3528223.3530168 | official | null | null |
10.1145/3528223.3530080 | Efficient estimation of boundary integrals for path-space differentiable rendering | https://doi.org/10.1145/3528223.3530080 | [
"Kai Yan",
"Christoph Lassner",
"Brian Budge",
"Zhao Dong",
"Shuang Zhao"
] | Boundary integrals are unique to physics-based differentiable rendering and crucial for differentiating with respect to object geometry. Under the differential path integral framework---which has enabled the development of sophisticated differentiable rendering algorithms---the boundary components are themselves path i... | journal | 10.1145/3528223.3530080 | official | null | null |
10.1145/3528223.3530167 | Estimation of yarn-level simulation models for production fabrics | https://doi.org/10.1145/3528223.3530167 | [
"Georg Sperl",
"Rosa M. Sánchez-Banderas",
"Manwen Li",
"Chris Wojtan",
"Miguel A. Otaduy"
] | This paper introduces a methodology for inverse-modeling of yarn-level mechanics of cloth, based on the mechanical response of fabrics in the real world. We compiled a database from physical tests of several different knitted fabrics used in the textile industry. These data span different types of complex knit patterns... | journal | 10.1145/3528223.3530167 | official | null | null |
10.1145/3528223.3530160 | Unbiased and consistent rendering using biased estimators | https://doi.org/10.1145/3528223.3530160 | [
"Zackary Misso",
"Benedikt Bitterli",
"Iliyan Georgiev",
"Wojciech Jarosz"
] | We introduce a general framework for transforming biased estimators into unbiased and consistent estimators for the same quantity. We show how several existing unbiased and consistent estimation strategies in rendering are special cases of this framework, and are part of a broader debiasing principle. We provide a reci... | journal | 10.1145/3528223.3530160 | official | null | null |
10.1145/3528223.3530123 | Volume parametrization quantization for hexahedral meshing | https://doi.org/10.1145/3528223.3530123 | [
"Hendrik Brückler",
"David Bommes",
"Marcel Campen"
] | Developments in the field of parametrization-based quad mesh generation on surfaces have been impactful over the past decade. In this context, an important advance has been the replacement of error-prone rounding in the generation of integer-grid maps, by robust quantization methods. In parallel, parametrization-based ... | journal | 10.1145/3528223.3530123 | official | null | null |
10.1145/3528223.3530074 | Egocentric scene reconstruction from an omnidirectional video | https://doi.org/10.1145/3528223.3530074 | [
"Hyeonjoong Jang",
"Andréas Meuleman",
"Dahyun Kang",
"Donggun Kim",
"Christian Richardt",
"Min H. Kim"
] | Omnidirectional videos capture environmental scenes effectively, but they have rarely been used for geometry reconstruction. In this work, we propose an egocentric 3D reconstruction method that can acquire scene geometry with high accuracy from a short egocentric omnidirectional video. To this end, we first estimate pe... | journal | 10.1145/3528223.3530074 | official | null | null |
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