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相关论文: SPI-GAN: Denoising Diffusion GANs with Straight-Pa…

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We present novel approaches involving generative adversarial networks and diffusion models in order to synthesize high quality, live and spoof fingerprint images while preserving features such as uniqueness and diversity. We generate live…

计算机视觉与模式识别 · 计算机科学 2024-03-22 W. Tang , D. Figueroa , D. Liu , K. Johnsson , A. Sopasakis

Diffusion models have achieved remarkable image generation quality surpassing previous generative models. However, a notable limitation of diffusion models, in comparison to GANs, is their difficulty in smoothly interpolating between two…

计算机视觉与模式识别 · 计算机科学 2023-12-13 Kaiwen Zhang , Yifan Zhou , Xudong Xu , Xingang Pan , Bo Dai

Semantic image synthesis, i.e., generating images from user-provided semantic label maps, is an important conditional image generation task as it allows to control both the content as well as the spatial layout of generated images. Although…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Tariq Berrada , Jakob Verbeek , Camille Couprie , Karteek Alahari

We present SinDiffusion, leveraging denoising diffusion models to capture internal distribution of patches from a single natural image. SinDiffusion significantly improves the quality and diversity of generated samples compared with…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Weilun Wang , Jianmin Bao , Wengang Zhou , Dongdong Chen , Dong Chen , Lu Yuan , Houqiang Li

Score-based generative models (SGMs) have demonstrated remarkable synthesis quality. SGMs rely on a diffusion process that gradually perturbs the data towards a tractable distribution, while the generative model learns to denoise. The…

机器学习 · 统计学 2022-03-28 Tim Dockhorn , Arash Vahdat , Karsten Kreis

A novel method for sinogram denoise based on Generative Adversarial Networks (GANs) in the field of SPECT imaging is presented. Projection data from software phantoms were used to train the proposed model. For evaluation of the efficacy of…

人工智能 · 计算机科学 2021-08-10 Charalambos Chrysostomou

We introduce SinGAN, an unconditional generative model that can be learned from a single natural image. Our model is trained to capture the internal distribution of patches within the image, and is then able to generate high quality,…

计算机视觉与模式识别 · 计算机科学 2019-09-06 Tamar Rott Shaham , Tali Dekel , Tomer Michaeli

There is a growing demand for high-resolution (HR) medical images in both the clinical and research applications. Image quality is inevitably traded off with the acquisition time for better patient comfort, lower examination costs, dose,…

图像与视频处理 · 电气工程与系统科学 2021-06-07 Kuan Zhang , Haoji Hu , Kenneth Philbrick , Gian Marco Conte , Joseph D. Sobek , Pouria Rouzrokh , Bradley J. Erickson

Score-based generative models (SGMs) have recently emerged as a promising class of generative models. However, a fundamental limitation is that their sampling process is slow due to a need for many (e.g., 2000) iterations of sequential…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Hengyuan Ma , Xiatian Zhu , Jianfeng Feng , Li Zhang

Denoising Probabilistic Models (DPMs) represent an emerging domain of generative models that excel in generating diverse and high-quality images. However, most current training methods for DPMs often neglect the correlation between…

计算机视觉与模式识别 · 计算机科学 2024-02-01 Viet Nguyen , Giang Vu , Tung Nguyen Thanh , Khoat Than , Toan Tran

This paper will discuss the potential of dimensionality reduction with a web-based use of GANs. Throughout a variety of experiments, we show synthesizing visually-appealing samples, interpolating meaningfully between samples, and performing…

计算机视觉与模式识别 · 计算机科学 2020-10-16 Mazeyar Moeini Feizabadi , Ali Mohammed Shujjat , Sarah Shahid , Zainab Hasnain

Score-based generative modeling (SGM) has grown to be a hugely successful method for learning to generate samples from complex data distributions such as that of images and audio. It is based on evolving an SDE that transforms white noise…

机器学习 · 计算机科学 2022-10-04 Holden Lee , Jianfeng Lu , Yixin Tan

Gating mechanisms are ubiquitous, yet a complementary question in feed-forward networks remains under-explored: how to introduce frequency-rich expressivity without sacrificing stability and scalability? This tension is exposed by…

机器学习 · 计算机科学 2026-02-10 Jusheng Zhang , Yijia Fan , Kaitong Cai , Jing Yang , Yongsen Zheng , Kwok-Yan Lam , Liang Lin , Keze Wang

3D Gaussian Splatting-based indoor open-world free-view synthesis approaches have shown significant performance with dense input images. However, they exhibit poor performance when confronted with sparse inputs, primarily due to the sparse…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Guibiao Liao , Qing Li , Zhenyu Bao , Guoping Qiu , Kanglin Liu

Diffusion models have recently shown great promise for generative modeling, outperforming GANs on perceptual quality and autoregressive models at density estimation. A remaining downside is their slow sampling time: generating high quality…

机器学习 · 计算机科学 2022-06-08 Tim Salimans , Jonathan Ho

Given a grayscale photograph, the colorization system estimates a visually plausible colorful image. Conventional methods often use semantics to colorize grayscale images. However, in these methods, only classification semantic information…

计算机视觉与模式识别 · 计算机科学 2020-11-24 Yuzhi Zhao , Lai-Man Po , Kwok-Wai Cheung , Wing-Yin Yu , Yasar Abbas Ur Rehman

Generative models, particularly diffusion models, have made significant success in data synthesis across various modalities, including images, videos, and 3D assets. However, current diffusion models are computationally intensive, often…

计算机视觉与模式识别 · 计算机科学 2024-12-10 Yuanzhi Zhu , Hanshu Yan , Huan Yang , Kai Zhang , Junnan Li

Generative adversarial networks (GANs) provide an algorithmic framework for constructing generative models with several appealing properties: they do not require a likelihood function to be specified, only a generating procedure; they…

机器学习 · 统计学 2017-02-28 Shakir Mohamed , Balaji Lakshminarayanan

This paper presents a deep-learning framework, Multi-load Generative Adversarial Network (MultiLoad-GAN), for generating a group of synthetic load profiles (SLPs) simultaneously. The main contribution of MultiLoad-GAN is the capture of…

信号处理 · 电气工程与系统科学 2023-08-25 Yi Hu , Yiyan Li , Lidong Song , Han Pyo Lee , PJ Rehm , Matthew Makdad , Edmond Miller , Ning Lu

Sampling-based path planning is a popular methodology for robot path planning. With a uniform sampling strategy to explore the state space, a feasible path can be found without the complex geometric modeling of the configuration space.…

机器人学 · 计算机科学 2020-12-08 Tianyi Zhang , Jiankun Wang , Max Q. -H. Meng