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In semantic image synthesis the state of the art is dominated by methods that use customized variants of the SPatially-Adaptive DE-normalization (SPADE) layers, which allow for good visual generation quality and editing versatility. By…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Tomaso Fontanini , Claudio Ferrari , Giuseppe Lisanti , Massimo Bertozzi , Andrea Prati

Despite the recent success of GANs in synthesizing images conditioned on inputs such as a user sketch, text, or semantic labels, manipulating the high-level attributes of an existing natural photograph with GANs is challenging for two…

计算机视觉与模式识别 · 计算机科学 2020-09-15 David Bau , Hendrik Strobelt , William Peebles , Jonas Wulff , Bolei Zhou , Jun-Yan Zhu , Antonio Torralba

Conditional diffusion models have demonstrated impressive performance in image manipulation tasks. The general pipeline involves adding noise to the image and then denoising it. However, this method faces a trade-off problem: adding too…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Luozhou Wang , Shuai Yang , Shu Liu , Ying-cong Chen

We introduce SeedEdit, a diffusion model that is able to revise a given image with any text prompt. In our perspective, the key to such a task is to obtain an optimal balance between maintaining the original image, i.e. image…

计算机视觉与模式识别 · 计算机科学 2024-11-12 Yichun Shi , Peng Wang , Weilin Huang

A potent class of generative models known as Diffusion Probabilistic Models (DPMs) has become prominent. A forward diffusion process adds gradually noise to data, while a model learns to gradually denoise. Sampling from pre-trained DPMs is…

机器学习 · 计算机科学 2023-10-27 Martin Gonzalez , Nelson Fernandez , Thuy Tran , Elies Gherbi , Hatem Hajri , Nader Masmoudi

Conditioning image generation facilitates seamless editing and the creation of photorealistic images. However, conditioning on noisy or Out-of-Distribution (OoD) images poses significant challenges, particularly in balancing fidelity to the…

计算机视觉与模式识别 · 计算机科学 2024-08-23 Bastien van Delft , Tommaso Martorella , Alexandre Alahi

We propose a novel ECGAN for the challenging semantic image synthesis task. Although considerable improvement has been achieved, the quality of synthesized images is far from satisfactory due to three largely unresolved challenges. 1) The…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Hao Tang , Xiaojuan Qi , Guolei Sun , Dan Xu , Nicu Sebe , Radu Timofte , Luc Van Gool

Semantic image synthesis is a process for generating photorealistic images from a single semantic mask. To enrich the diversity of multimodal image synthesis, previous methods have controlled the global appearance of an output image by…

计算机视觉与模式识别 · 计算机科学 2021-06-30 Yuki Endo , Yoshihiro Kanamori

Recent studies have shown that StyleGANs provide promising prior models for downstream tasks on image synthesis and editing. However, since the latent codes of StyleGANs are designed to control global styles, it is hard to achieve a…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Yichun Shi , Xiao Yang , Yangyue Wan , Xiaohui Shen

Despite the progress in text-to-image generation, semantic image editing remains a challenge. Inversion-based algorithms unavoidably introduce reconstruction errors, while instruction-based models mainly suffer from limited dataset quality…

计算机视觉与模式识别 · 计算机科学 2025-08-29 En Ci , Shanyan Guan , Yanhao Ge , Yilin Zhang , Wei Li , Zhenyu Zhang , Jian Yang , Ying Tai

Spatially distributed problems are often approximately modelled in terms of partial differential equations (PDEs) for appropriate coarse-grained quantities (e.g. concentrations). The derivation of accurate such PDEs starting from finer…

定量方法 · 定量生物学 2009-11-13 Liang Qiao , Radek Erban , C. T. Kelley , Ioannis G. Kevrekidis

While deep generative models have empowered music generation, it remains a challenging and under-explored problem to edit an existing musical piece at fine granularity. In this paper, we propose SDMuse, a unified Stochastic Differential…

声音 · 计算机科学 2022-11-03 Chen Zhang , Yi Ren , Kejun Zhang , Shuicheng Yan

In this study, a new coupled Partial Differential Equation (CPDE) based image denoising model incorporating space-time regularization into non-linear diffusion is proposed. This proposed model is fitted with additive Gaussian noise which…

数值分析 · 数学 2019-08-08 Subit K. Jain , Sudeb Majee , Rajendra K. Ray , Ananta K. Majee

Dataset distillation aims to synthesize a small dataset from a large dataset, enabling the model trained on it to perform well on the original dataset. With the blooming of large language models and multimodal large language models, the…

计算机视觉与模式识别 · 计算机科学 2025-09-29 Zhenghao Zhao , Haoxuan Wang , Junyi Wu , Yuzhang Shang , Gaowen Liu , Yan Yan

Professional-grade software applications are powerful but complicated$-$expert users can achieve impressive results, but novices often struggle to complete even basic tasks. Photo editing is a prime example: after loading a photo, the user…

Semantic image editing utilizes local semantic label maps to generate the desired content in the edited region. A recent work borrows SPADE block to achieve semantic image editing. However, it cannot produce pleasing results due to style…

计算机视觉与模式识别 · 计算机科学 2022-07-14 Wuyang Luo , Su Yang , Hong Wang , Bo Long , Weishan Zhang

Generative priors of large-scale text-to-image diffusion models enable a wide range of new generation and editing applications on diverse visual modalities. However, when adapting these priors to complex visual modalities, often represented…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Subin Kim , Kyungmin Lee , June Suk Choi , Jongheon Jeong , Kihyuk Sohn , Jinwoo Shin

Stochastic differential equations (SDEs) provide a natural framework for modelling intrinsic stochasticity inherent in many continuous-time physical processes. When such processes are observed in multiple individuals or experimental units,…

统计计算 · 统计学 2016-05-19 Gavin A. Whitaker , Andrew Golightly , Richard J. Boys , Chris Sherlock

Large-scale text-to-image diffusion models have become the backbone of modern image editing, yet text prompts alone do not offer adequate control over the editing process. Two properties are especially desirable: disentanglement, where…

图形学 · 计算机科学 2025-10-07 Ronen Kamenetsky , Sara Dorfman , Daniel Garibi , Roni Paiss , Or Patashnik , Daniel Cohen-Or

Semantic image editing provides users with a flexible tool to modify a given image guided by a corresponding segmentation map. In this task, the features of the foreground objects and the backgrounds are quite different. However, all…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Wuyang Luo , Su Yang , Xinjian Zhang , Weishan Zhang