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相关论文: Beyond Visual Attractiveness: Physically Plausible…

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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…

图形学 · 计算机科学 2022-09-29 Michael Fischer , Tobias Ritschel

High Dynamic Range (HDR) generation remains challenging for generative models, which are largely limited to low dynamic range outputs. Recent diffusionbased approaches approximate HDR by generating multiple exposure-conditioned samples,…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Pedram Fekri , WenChen Li , William Chen , Peter Altamirano

In computer vision, characteristics refer to image regions with unique properties, such as corners, edges, textures, or areas with high contrast. These regions can be represented through feature points (FPs). FP detection and description…

计算机视觉与模式识别 · 计算机科学 2024-04-01 Artur Santos Nascimento , Valter Guilherme Silva de Souza , Daniel Oliveira Dantas , Beatriz Trinchão Andrade

We present a novel method for reconstructing 3D objects from a single RGB image. Our method leverages the latest image generation models to infer the hidden 3D structure while remaining faithful to the input image. While existing methods…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Senthil Purushwalkam , Nikhil Naik

Recently, Deep Learning-based methods for inverse tone-mapping standard dynamic range (SDR) images to obtain high dynamic range (HDR) images have become very popular. These methods manage to fill over-exposed areas convincingly both in…

图形学 · 计算机科学 2022-02-14 Francesco Banterle , Demetris Marnerides , Kurt Debattista , Thomas Bashford-Rogers

We develop a framework for rendering photographic images, taking into account display limitations, so as to optimize perceptual similarity between the rendered image and the original scene. We formulate this as a constrained optimization…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Valero Laparra , Alex Berardino , Johannes Ballé , Eero P. Simoncelli

We propose a novel high dynamic range (HDR) video reconstruction method with new tri-exposure quad-bayer sensors. Thanks to the larger number of exposure sets and their spatially uniform deployment over a frame, they are more robust to…

图像与视频处理 · 电气工程与系统科学 2022-01-02 Yitong Jiang , Inchang Choi , Jun Jiang , Jinwei Gu

Super-resolution reconstruction techniques entail the utilization of software algorithms to transform one or more sets of low-resolution images captured from the same scene into high-resolution images. In recent years, considerable…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Hao Yan , Zixiang Wang , Zhengjia Xu , Zhuoyue Wang , Zhizhong Wu , Ranran Lyu

Challenging to capture, and challenging to display on a cellphone screen, the panorama paradoxically remains both a staple and underused feature of modern mobile camera applications. In this work we address both of these challenges with a…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Ilya Chugunov , Amogh Joshi , Kiran Murthy , Francois Bleibel , Felix Heide

Light detection and ranging (Lidar) single-photon devices capture range and intensity information from a 3D scene. This modality enables long range 3D reconstruction with high range precision and low laser power. A multispectral…

信号处理 · 电气工程与系统科学 2019-09-20 Julián Tachella , Yoann Altmann , Miguel Márquez , Henry Arguello-Fuentes , Jean-Yves Tourneret , Stephen McLaughlin

We present an image preprocessing technique capable of improving the performance of few-shot classifiers on abstract visual reasoning tasks. Many visual reasoning tasks with abstract features are easy for humans to learn with few examples…

机器学习 · 计算机科学 2019-10-07 Tanner Bohn , Yining Hu , Charles X. Ling

Joint camera pose and dense geometry estimation from a set of images or a monocular video remains a challenging problem due to its computational complexity and inherent visual ambiguities. Most dense incremental reconstruction systems…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Kirill Mazur , Gwangbin Bae , Andrew J. Davison

The default strategy for training single-view Large Reconstruction Models (LRMs) follows the fully supervised route using large-scale datasets of synthetic 3D assets or multi-view captures. Although these resources simplify the training…

计算机视觉与模式识别 · 计算机科学 2024-06-13 Hanwen Jiang , Qixing Huang , Georgios Pavlakos

Recovering the 3D structure of an object from a single image is a challenging task due to its ill-posed nature. One approach is to utilize the plentiful photos of the same object category to learn a strong 3D shape prior for the object.…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Long-Nhat Ho , Anh Tuan Tran , Quynh Phung , Minh Hoai

Supervised learning methods to infer (hypothesize) depth of a scene from a single image require costly per-pixel ground-truth. We follow a geometric approach that exploits abundant stereo imagery to learn a model to hypothesize scene…

计算机视觉与模式识别 · 计算机科学 2019-06-20 Alex Wong , Byung-Woo Hong , Stefano Soatto

We present a method to learn single-view reconstruction of the 3D shape, pose, and texture of objects from categorized natural images in a self-supervised manner. Since this is a severely ill-posed problem, carefully designing a training…

计算机视觉与模式识别 · 计算机科学 2019-11-21 Hiroharu Kato , Tatsuya Harada

Outdoor scene relighting is a challenging problem that requires good understanding of the scene geometry, illumination and albedo. Current techniques are completely supervised, requiring high quality synthetic renderings to train a…

计算机视觉与模式识别 · 计算机科学 2021-07-08 Ye Yu , Abhimitra Meka , Mohamed Elgharib , Hans-Peter Seidel , Christian Theobalt , William A. P. Smith

We study end-to-end learning strategies for 3D shape inference from images, in particular from a single image. Several approaches in this direction have been investigated that explore different shape representations and suitable learning…

计算机视觉与模式识别 · 计算机科学 2019-08-21 Roman Klokov , Jakob Verbeek , Edmond Boyer

We consider the challenging problem of outdoor lighting estimation for the goal of photorealistic virtual object insertion into photographs. Existing works on outdoor lighting estimation typically simplify the scene lighting into an…

计算机视觉与模式识别 · 计算机科学 2022-08-22 Zian Wang , Wenzheng Chen , David Acuna , Jan Kautz , Sanja Fidler

Reconstructing physically stable 3D scenes from a single RGB image enables casual images to be converted into simulation-ready digital assets for applications such as immersive interaction and content creation. However, existing…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Xiaoxuan Ma , Jiashun Wang , Nicolas Ugrinovic , Yehonathan Litman , Kris Kitani