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Video inpainting is the task of filling a region in a video in a visually convincing manner. It is very challenging due to the high dimensionality of the data and the temporal consistency required for obtaining convincing results. Recently,…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Nicolas Cherel , Andrés Almansa , Yann Gousseau , Alasdair Newson

As synthetic data becomes increasingly popular in machine learning tasks, numerous methods--without formal differential privacy guarantees--use synthetic data for training. These methods often claim, either explicitly or implicitly, to…

密码学与安全 · 计算机科学 2025-02-19 Yunpeng Zhao , Jie Zhang

While deep models have proved successful in learning rich knowledge from massive well-annotated data, they may pose a privacy leakage risk in practical deployment. It is necessary to find an effective trade-off between high utility and…

机器学习 · 计算机科学 2024-09-05 Shiming Ge , Bochao Liu , Pengju Wang , Yong Li , Dan Zeng

In-context learning enables transformer models to generalize to new tasks based solely on input prompts, without any need for weight updates. However, existing training paradigms typically rely on large, unstructured datasets that are…

Generative text-to-image models enable us to synthesize unlimited amounts of images in a controllable manner, spurring many recent efforts to train vision models with synthetic data. However, every synthetic image ultimately originates from…

计算机视觉与模式识别 · 计算机科学 2025-01-03 Scott Geng , Cheng-Yu Hsieh , Vivek Ramanujan , Matthew Wallingford , Chun-Liang Li , Pang Wei Koh , Ranjay Krishna

Existing video tokenizers typically use the traditional Variational Autoencoder (VAE) architecture for video compression and reconstruction. However, to achieve good performance, its training process often relies on complex multi-stage…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Nianzu Yang , Pandeng Li , Liming Zhao , Yang Li , Chen-Wei Xie , Yehui Tang , Xudong Lu , Zhihang Liu , Yun Zheng , Yu Liu , Junchi Yan

Deep Neural Networks (DNNs) based semantic segmentation of the robotic instruments and tissues can enhance the precision of surgical activities in robot-assisted surgery. However, in biological learning, DNNs cannot learn incremental tasks…

计算机视觉与模式识别 · 计算机科学 2024-02-09 Mengya Xu , Mobarakol Islam , Long Bai , Hongliang Ren

High-performance visual recognition systems generally require a large collection of labeled images to train. The expensive data curation can be an obstacle for improving recognition performance. Sharing more data allows training for better…

计算机视觉与模式识别 · 计算机科学 2019-06-24 Tae-hoon Kim , Dongmin Kang , Kari Pulli , Jonghyun Choi

Recently, denoising diffusion models have demonstrated remarkable performance among generative models in various domains. However, in the speech domain, the application of diffusion models for synthesizing time-varying audio faces…

音频与语音处理 · 电气工程与系统科学 2023-06-13 Ji-Sang Hwang , Sang-Hoon Lee , Seong-Whan Lee

In this work we present an adversarial training algorithm that exploits correlations in video to learn --without supervision-- an image generator model with a disentangled latent space. The proposed methodology requires only a few…

计算机视觉与模式识别 · 计算机科学 2019-10-25 Facundo Tuesca , Lucas C. Uzal

The rapid growth of social media has led to the widespread sharing of individual portrait images, which pose serious privacy risks due to the capabilities of automatic face recognition (AFR) systems for mass surveillance. Hence, protecting…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Ali Salar , Qing Liu , Yingli Tian , Guoying Zhao

Deep learning holds immense promise for aiding radiologists in breast cancer detection. However, achieving optimal model performance is hampered by limitations in availability and sharing of data commonly associated to patient privacy…

Due to the statistical complexity of video, the high degree of inherent stochasticity, and the sheer amount of data, generating natural video remains a challenging task. State-of-the-art video generation models often attempt to address…

计算机视觉与模式识别 · 计算机科学 2020-02-12 Dirk Weissenborn , Oscar Täckström , Jakob Uszkoreit

Video depth estimation has long been hindered by the scarcity of consistent and scalable ground truth data, leading to inconsistent and unreliable results. In this paper, we introduce Depth Any Video, a model that tackles the challenge…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Honghui Yang , Di Huang , Wei Yin , Chunhua Shen , Haifeng Liu , Xiaofei He , Binbin Lin , Wanli Ouyang , Tong He

Diffusion models exhibited tremendous progress in image and video generation, exceeding GANs in quality and diversity. However, they are usually trained on very large datasets and are not naturally adapted to manipulate a given input image…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Yaniv Nikankin , Niv Haim , Michal Irani

Diffusion models have emerged as powerful generative approaches for missing-data imputation, yet most existing methods operate directly in data space and degrade when training data are heavily incomplete. We investigate whether shifting…

机器学习 · 计算机科学 2026-05-28 Alberte Heering Estad , Ignacio Peis , Jes Frellsen

Latent diffusion models (LDMs) have made significant advancements in the field of image generation in recent years. One major advantage of LDMs is their ability to operate in a compressed latent space, allowing for more efficient training…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Christina Zhang , Simran Motwani , Matthew Yu , Ji Hou , Felix Juefei-Xu , Sam Tsai , Peter Vajda , Zijian He , Jialiang Wang

Latent diffusion models can be used as a powerful augmentation method to artificially extend datasets for enhanced training. To the human eye, these augmented images look very different to the originals. Previous work has suggested to use…

计算机视觉与模式识别 · 计算机科学 2025-04-09 Julian Lorenz , Katja Ludwig , Valentin Haug , Rainer Lienhart

Diffusion models, widely used for image and video generation, face a significant limitation: the risk of memorizing and reproducing training data during inference, potentially generating unauthorized copyrighted content. While prior…

计算机视觉与模式识别 · 计算机科学 2025-04-28 Chen Chen , Enhuai Liu , Daochang Liu , Mubarak Shah , Chang Xu

Video matting has traditionally been limited by the lack of high-quality ground-truth data. Most existing video matting datasets provide only human-annotated imperfect alpha and foreground annotations, which must be composited to background…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Yongtao Ge , Kangyang Xie , Guangkai Xu , Mingyu Liu , Li Ke , Longtao Huang , Hui Xue , Hao Chen , Chunhua Shen