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Although Monte Carlo path tracing is a simple and effective algorithm to synthesize photo-realistic images, it is often very slow to converge to noise-free results when involving complex global illumination. One of the most successful…

Text-to-image models give rise to workflows which often begin with an exploration step, where users sift through a large collection of generated images. The global nature of the text-to-image generation process prevents users from narrowing…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Or Patashnik , Daniel Garibi , Idan Azuri , Hadar Averbuch-Elor , Daniel Cohen-Or

In the past, computer vision systems for digitized documents could rely on systematically captured, high-quality scans. Today, transactions involving digital documents are more likely to start as mobile phone photo uploads taken by…

Computer Vision and Pattern Recognition · Computer Science 2021-12-20 Nikhil Maddikunta , Huijun Zhao , Sumit Keswani , Alfy Samuel , Fu-Ming Guo , Nishan Srishankar , Vishwa Pardeshi , Austin Huang

Motion synthesis in real-world 3D scenes has recently attracted much attention. However, the static environment assumption made by most current methods usually cannot be satisfied especially for real-time motion synthesis in scanned point…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Jingyu Gong , Min Wang , Wentao Liu , Chen Qian , Zhizhong Zhang , Yuan Xie , Lizhuang Ma

Evaluation of AI systems often requires synthetic test cases, particularly for rare or safety-critical conditions that are difficult to observe in operational data. Generative AI offers a promising approach for producing such data through…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Damian J. Ruck , Paul Vautravers , Oliver Chalkley , Jake Thomas

We describe a technique of image analysis providing the time resolved shape of a water surface simultaneously with the three-component velocity field on this surface. The method relies on a combination of stereoscopic surface mapping and…

Fluid Dynamics · Physics 2019-02-18 Quentin Aubourg , Joel Sommeria , Samuel Viboud , Nicolas Mordant

We present a novel algorithm for text-driven image-to-image translation based on a pretrained text-to-image diffusion model. Our method aims to generate a target image by selectively editing the regions of interest in a source image,…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Hyunsoo Lee , Minsoo Kang , Bohyung Han

We examine the problem of performing simultaneous and coplanar Particle Image Velocimetry (PIV) and Laser-Induced Fluorescence (LIF) measurements in a stratified fluid initially at rest. Our focus is on enabling detailed velocity and…

Fluid Dynamics · Physics 2022-07-13 Paolo Luzzatto-Fegiz

Measuring the acoustic characteristics of a space is often done by capturing its impulse response (IR), a representation of how a full-range stimulus sound excites it. This work generates an IR from a single image, which can then be applied…

Sound · Computer Science 2021-08-17 Nikhil Singh , Jeff Mentch , Jerry Ng , Matthew Beveridge , Iddo Drori

The remarkable progress in neural-network-driven visual data generation, especially with neural rendering techniques like Neural Radiance Fields and 3D Gaussian splatting, offers a powerful alternative to GANs and diffusion models. These…

Computer Vision and Pattern Recognition · Computer Science 2024-11-14 Chengdong Dong , Vijayakumar Bhagavatula , Zhenyu Zhou , Ajay Kumar

We present DiffGaze, a novel method for generating realistic and diverse continuous human gaze sequences on 360{\deg} images based on a conditional score-based denoising diffusion model. Generating human gaze on 360{\deg} images is…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Chuhan Jiao , Yao Wang , Guanhua Zhang , Mihai Bâce , Zhiming Hu , Andreas Bulling

Texture synthesis is a fundamental task in computer vision, whose goal is to generate visually realistic and structurally coherent textures for a wide range of applications, from graphics to scientific simulations. While traditional methods…

Computer Vision and Pattern Recognition · Computer Science 2025-05-09 Elahe Salari , Zohreh Azimifar

Creative image generation has emerged as a compelling area of research, driven by the need to produce novel and high-quality images that expand the boundaries of imagination. In this work, we propose a novel framework for creative…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Kunpeng Song , Ahmed Elgammal

Diffusion models for single image novel view synthesis (NVS) can generate highly realistic and plausible images, but they are limited in the geometric consistency to the given relative poses. The generated images often show significant…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Josef Bengtson , David Nilsson , Fredrik Kahl

Image Super-Resolution (ISR) has seen significant progress with the introduction of remarkable generative models. However, challenges such as the trade-off issues between fidelity and realism, as well as computational complexity, have also…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Yunpeng Qu , Kun Yuan , Jinhua Hao , Kai Zhao , Qizhi Xie , Ming Sun , Chao Zhou

Diffusion Models (DMs) have achieved State-Of-The-Art (SOTA) results in the Lidar point cloud generation task, benefiting from their stable training and iterative refinement during sampling. However, DMs often fail to realistically model…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Hamed Haghighi , Amir Samadi , Mehrdad Dianati , Valentina Donzella , Kurt Debattista

The capability to detect boulders on the surface of small bodies is beneficial for vision-based applications such as navigation and hazard detection during critical operations. This task is challenging due to the wide assortment of…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Mattia Pugliatti , Francesco Topputo

Accurately measuring the translations of objects between images is essential in many fields, including biology, medicine, chemistry, and physics. One important application is tracking one or more particles by measuring their apparent…

The identification and removal of systematic errors in object detectors can be a prerequisite for their deployment in safety-critical applications like automated driving and robotics. Such systematic errors can for instance occur under very…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Valentyn Boreiko , Matthias Hein , Jan Hendrik Metzen

Spacecraft autonomy can be enhanced by vision-based navigation (VBN) techniques. Applications range from manoeuvers around Solar System objects and landing on planetary surfaces, to in-orbit servicing or space debris removal. The…

Instrumentation and Methods for Astrophysics · Physics 2018-10-04 Roland Brochard , Jérémy Lebreton , Cyril Robin , Keyvan Kanani , Grégory Jonniaux , Aurore Masson , Noela Despré , Ahmad Berjaoui
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