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Recent advances in text-to-image personalization have enabled high-quality and controllable image synthesis for user-provided concepts. However, existing methods still struggle to balance identity preservation with text alignment. Our…

计算机视觉与模式识别 · 计算机科学 2024-08-29 Feize Wu , Yun Pang , Junyi Zhang , Lianyu Pang , Jian Yin , Baoquan Zhao , Qing Li , Xudong Mao

State-of-the-art approaches for conditional human body rendering via Gaussian splatting typically focus on simple body motions captured from many views. This is often in the context of dancing or walking. However, for more complex use…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Maksym Ivashechkin , Oscar Mendez , Richard Bowden

Generative models such as denoising diffusion models are quickly advancing their ability to approximate highly complex data distributions. They are also increasingly leveraged in scientific machine learning, where samples from the implied…

机器学习 · 计算机科学 2025-03-14 Jan-Hendrik Bastek , WaiChing Sun , Dennis M. Kochmann

The time-evolving precision matrix of a piecewise-constant Gaussian graphical model encodes the dynamic conditional dependency structure of a multivariate time-series. Traditionally, graphical models are estimated under the assumption that…

统计方法学 · 统计学 2017-11-01 Alexander J. Gibberd , James D. B. Nelson

This paper presents a new regularization method to train a fully convolutional network for semantic tissue segmentation in histopathological images. This method relies on the benefit of unsupervised learning, in the form of image…

计算机视觉与模式识别 · 计算机科学 2020-11-26 C. T. Sari , C. Sokmensuer , C. Gunduz-Demir

We establish in-expectation and tail bounds on the generalization error of representation learning type algorithms. The bounds are in terms of the relative entropy between the distribution of the representations extracted from the training…

机器学习 · 统计学 2025-03-21 Milad Sefidgaran , Abdellatif Zaidi , Piotr Krasnowski

This paper presents a novel strategy for high-fidelity image restoration by characterizing both local smoothness and nonlocal self-similarity of natural images in a unified statistical manner. The main contributions are three-folds. First,…

多媒体 · 计算机科学 2014-05-14 Jian Zhang , Debin Zhao , Ruiqin Xiong , Siwei Ma , Wen Gao

Given a single image of a target object, image-to-3D generation aims to reconstruct its texture and geometric shape. Recent methods often utilize intermediate media, such as multi-view images or videos, to bridge the gap between input image…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Jiacheng Wang , Zhedong Zheng , Wei Xu , Ping Liu

3D Gaussian Splatting (3DGS) enables fast, high-quality novel view synthesis but typically relies on densification followed by pruning to optimize the number of Gaussians. Existing mask-based pruning, such as MaskGS, regularizes the global…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Ashkan Taghipour , Vahid Naghshin , Benjamin Southwell , Farid Boussaid , Hamid Laga , Mohammed Bennamoun

Deep generative models have achieved conspicuous progress in realistic image synthesis with multifarious conditional inputs, while generating diverse yet high-fidelity images remains a grand challenge in conditional image generation. This…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Fangneng Zhan , Yingchen Yu , Rongliang Wu , Jiahui Zhang , Kaiwen Cui , Changgong Zhang , Shijian Lu

Gaussian process (GP) modulated Cox processes are widely used to model point patterns. Existing approaches require a mapping (link function) between the unconstrained GP and the positive intensity function. This commonly yields solutions…

机器学习 · 统计学 2019-03-01 Andrés F. López-Lopera , ST John , Nicolas Durrande

Multimodal text-to-image generation remains constrained by the difficulty of maintaining semantic alignment and professional-level detail across diverse visual domains. We propose a multi-agent reinforcement learning framework that…

人工智能 · 计算机科学 2025-10-14 Jiabao Shi , Minfeng Qi , Lefeng Zhang , Di Wang , Yingjie Zhao , Ziying Li , Yalong Xing , Ningran Li

One of the major challenges in training deep neural networks for text-to-image generation is the significant linguistic discrepancy between ground-truth captions of each image in most popular datasets. The large difference in the choice of…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Mahmoud Ahmed , Omer Moussa , Ismail Shaheen , Mohamed Abdelfattah , Amr Abdalla , Marwan Eid , Hesham Eraqi , Mohamed Moustafa

Modern Generative Adversarial Networks are capable of creating artificial, photorealistic images from latent vectors living in a low-dimensional learned latent space. It has been shown that a wide range of images can be projected into this…

计算机视觉与模式识别 · 计算机科学 2020-09-15 Jonas Wulff , Antonio Torralba

Despite significant advancements in image generation using advanced generative frameworks, cross-image integration of content and style remains a key challenge. Current generative models, while powerful, frequently depend on vague textual…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Shaoxu Li , Ye Pan

Remarkable advances in recent 2D image and 3D shape generation have induced a significant focus on dynamic 4D content generation. However, previous 4D generation methods commonly struggle to maintain spatial-temporal consistency and adapt…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Mengmeng Liu , Jiuming Liu , Yunpeng Zhang , Jiangtao Li , Michael Ying Yang , Francesco Nex , Hao Cheng

In this paper, we study the problem of image recovery from given partial (corrupted) observations. Recovering an image using a low-rank model has been an active research area in data analysis and machine learning. But often, images are not…

计算机视觉与模式识别 · 计算机科学 2020-03-13 Pawan Goyal , Hussam Al Daas , Peter Benner

Recent advancements in diffusion models have notably improved the perceptual quality of generated images in text-to-image synthesis tasks. However, diffusion models often struggle to produce images that accurately reflect the intended…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Yang Zhang , Teoh Tze Tzun , Lim Wei Hern , Tiviatis Sim , Kenji Kawaguchi

Diffusion models have achieved impressive results in generating high-quality images. Yet, they often struggle to faithfully align the generated images with the input prompts. This limitation is associated with synchronous denoising, where…

计算机视觉与模式识别 · 计算机科学 2026-02-27 Zijing Hu , Yunze Tong , Fengda Zhang , Junkun Yuan , Jun Xiao , Kun Kuang

We propose a neural regularization method that refines the noisy 3D semantic field produced by lifting multi-view inconsistent 2D features, in order to obtain an accurate and robust 3D semantic Gaussian Splatting. The 2D features extracted…

计算机视觉与模式识别 · 计算机科学 2026-04-27 Zaiyan Yang , Xinpeng Liu , Heng Guo , Jinglei Shi , Zhanyu Ma , Fumio Okura