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Related papers: SurfaceNet: Adversarial SVBRDF Estimation from a S…

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Synthesizing spectral images across different wavelengths is essential for photorealistic rendering. Unlike conventional spectral uplifting methods that convert RGB images into spectral ones, we introduce SpecGen, a novel method that…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Zhenyu Jin , Wenjie Li , Zhanyu Ma , Heng Guo

We formulate SVBRDF estimation from photographs as a diffusion task. To model the distribution of spatially varying materials, we first train a novel unconditional SVBRDF diffusion backbone model on a large set of 312,165 synthetic…

Computer Vision and Pattern Recognition · Computer Science 2024-06-12 Sam Sartor , Pieter Peers

BRDF models are ubiquitous tools for the representation of material appearance. However, there is now an astonishingly large number of different models in practical use. Both a lack of BRDF model standardisation across implementations found…

Graphics · Computer Science 2018-08-22 Alejandro Sztrajman , Jaroslav Krivanek , Alexander Wilkie , Tim Weyrich

Generative Adversarial Networks (GAN) have demonstrated impressive results in modeling the distribution of natural images, learning latent representations that capture semantic variations in an unsupervised basis. Beyond the generation of…

Computer Vision and Pattern Recognition · Computer Science 2019-11-14 Marcos Pividori , Guillermo L. Grinblat , Lucas C. Uzal

Modern image generative models show remarkable sample quality when trained on a single domain or class of objects. In this work, we introduce a generative adversarial network that can simultaneously generate aligned image samples from…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Seung Wook Kim , Karsten Kreis , Daiqing Li , Antonio Torralba , Sanja Fidler

Single Image Super Resolution (SISR) is the task of producing a high resolution (HR) image from a given low-resolution (LR) image. It is a well researched problem with extensive commercial applications such as digital camera, video…

Multimedia · Computer Science 2019-03-29 Jingwei Guan , Cheng Pan , Songnan Li , Dahai Yu

We demonstrate training of a Generative Adversarial Network (GAN) for prediction of optical property maps (scattering and absorption) using spatial frequency domain imaging (SFDI) image data sets generated synthetically with free…

Image and Video Processing · Electrical Eng. & Systems 2022-10-04 Ahmed Osman , Jane Crowley , George Gordon

In the past few years, Generative Adversarial Network (GAN) became a prevalent research topic. By defining two convolutional neural networks (G-Network and D-Network) and introducing an adversarial procedure between them during the training…

Computer Vision and Pattern Recognition · Computer Science 2017-04-27 Hengyue Pan , Hui Jiang

We present surface normal estimation using a single near infrared (NIR) image. We are focusing on fine-scale surface geometry captured with an uncalibrated light source. To tackle this ill-posed problem, we adopt a generative adversarial…

Computer Vision and Pattern Recognition · Computer Science 2016-03-25 Youngjin Yoon , Gyeongmin Choe , Namil Kim , Joon-Young Lee , In So Kweon

We propose a novel single face image super-resolution method, which named Face Conditional Generative Adversarial Network(FCGAN), based on boundary equilibrium generative adversarial networks. Without taking any facial prior information,…

Computer Vision and Pattern Recognition · Computer Science 2017-07-05 Huang Bin , Chen Weihai , Wu Xingming , Lin Chun-Liang

Single image super-resolution (SISR) has played an important role in the field of image processing. Recent generative adversarial networks (GANs) can achieve excellent results on low-resolution images. However, there are little literatures…

Image and Video Processing · Electrical Eng. & Systems 2026-01-14 Ziang Wu , Xuanyu Zhang , Yinbo Yu , Qi Zhu , Jerry Chun-Wei Lin , Chunwei Tian

A fundamental problem in geophysical modeling is related to the identification and approximation of causal structures among physical processes. However, resolving the bidirectional mappings between physical parameters and model state…

Data Analysis, Statistics and Probability · Physics 2018-10-31 Alexander Y. Sun

This paper develops a deep-learning framework to synthesize a ground-level view of a location given an overhead image. We propose a novel conditional generative adversarial network (cGAN) in which the trained generator generates realistic…

Computer Vision and Pattern Recognition · Computer Science 2019-02-21 Xueqing Deng , Yi Zhu , Shawn Newsam

We present a simple algorithm for differentiable rendering of surfaces represented by Signed Distance Fields (SDF), which makes it easy to integrate rendering into gradient-based optimization pipelines. To tackle visibility-related…

Graphics · Computer Science 2024-06-10 Zichen Wang , Xi Deng , Ziyi Zhang , Wenzel Jakob , Steve Marschner

We propose a material acquisition approach to recover the spatially-varying BRDF and normal map of a near-planar surface from a single image captured by a handheld mobile phone camera. Our method images the surface under arbitrary…

Computer Vision and Pattern Recognition · Computer Science 2018-04-17 Zhengqin Li , Kalyan Sunkavalli , Manmohan Chandraker

Efficient and accurate measurement of the bi-directional reflectance distribution function (BRDF) plays a key role in high quality image rendering and physically accurate sensor simulation. However, obtaining the reflectance properties of a…

Graphics · Computer Science 2025-03-18 Wen Cao

This paper addresses the problem of estimating the shape of objects that exhibit spatially-varying reflectance. We assume that multiple images of the object are obtained under a fixed view-point and varying illumination, i.e., the setting…

Computer Vision and Pattern Recognition · Computer Science 2016-09-22 Zhuo Hui , Aswin C Sankaranarayanan

This paper presents a generative adversarial network (GAN) based approach for radar image enhancement. Although radar sensors remain robust for operations under adverse weather conditions, their application in autonomous vehicles (AVs) is…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Thakshila Thilakanayake , Oscar De Silva , Thumeera R. Wanasinghe , George K. Mann , Awantha Jayasiri

We present a novel method of simulating wave effects in graphics using ray--based renderers with a new function: the Wave BSDF (Bidirectional Scattering Distribution Function). Reflections from neighboring surface patches represented by…

Graphics · Computer Science 2011-01-31 Tom Cuypers , Se Baek Oh , Tom Haber , Philippe Bekaert , Ramesh Raskar

Generative Adversarial Networks (GANs) have been extremely successful in various application domains such as computer vision, medicine, and natural language processing. Moreover, transforming an object or person to a desired shape become a…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Pourya Shamsolmoali , Masoumeh Zareapoor , Eric Granger , Huiyu Zhou , Ruili Wang , M. Emre Celebi , Jie Yang