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Multi-layer image generation is a fundamental task that enables users to isolate, select, and edit specific image layers, thereby revolutionizing interactions with generative models. In this paper, we introduce the Anonymous Region…

Computer Vision and Pattern Recognition · Computer Science 2025-02-26 Yifan Pu , Yiming Zhao , Zhicong Tang , Ruihong Yin , Haoxing Ye , Yuhui Yuan , Dong Chen , Jianmin Bao , Sirui Zhang , Yanbin Wang , Lin Liang , Lijuan Wang , Ji Li , Xiu Li , Zhouhui Lian , Gao Huang , Baining Guo

Autoregressive (AR) models have reformulated image generation as next-token prediction, demonstrating remarkable potential and emerging as strong competitors to diffusion models. However, control-to-image generation, akin to ControlNet,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Zongming Li , Tianheng Cheng , Shoufa Chen , Peize Sun , Haocheng Shen , Longjin Ran , Xiaoxin Chen , Wenyu Liu , Xinggang Wang

We introduce a novel approach to counter adversarial attacks, namely, image resampling. Image resampling transforms a discrete image into a new one, simulating the process of scene recapturing or rerendering as specified by a geometrical…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Yue Cao , Tianlin Li , Xiaofeng Cao , Ivor Tsang , Yang Liu , Qing Guo

While category-level 9DoF object pose estimation has emerged recently, previous correspondence-based or direct regression methods are both limited in accuracy due to the huge intra-category variances in object shape and color, etc.…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Xingyu Liu , Gu Wang , Yi Li , Xiangyang Ji

This paper presents an adaptive and intelligent sparse model for digital image sampling and recovery. In the proposed sampler, we adaptively determine the number of required samples for retrieving image based on space-frequency-gradient…

Computer Vision and Pattern Recognition · Computer Science 2017-11-27 Ali Taimori , Farokh Marvasti

Stochastic optimization plays a crucial role in the advancement of deep learning technologies. Over the decades, significant effort has been dedicated to improving the training efficiency and robustness of deep neural networks, via various…

Machine Learning · Computer Science 2024-08-21 Huixiu Jiang , Ling Yang , Yu Bao , Rutong Si , Sikun Yang

Camera relocalization involving a prior 3D reconstruction plays a crucial role in many mixed reality and robotics applications. Estimating the camera pose directly with respect to pre-built 3D models can be prohibitively expensive for…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Thuan B. Bui , Dinh-Tuan Tran , Joo-Ho Lee

Generative models trained on extensive high-quality datasets effectively capture the structural and statistical properties of clean images, rendering them powerful priors for transforming degraded features into clean ones in image…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Siyang Wang , Feng Zhao

This paper presents a novel technique for progressive online integration of uncalibrated image sequences with substantial geometric and/or photometric discrepancies into a single, geometrically and photometrically consistent image. Our…

Graphics · Computer Science 2019-09-11 Markus Kluge , Tim Weyrich , Andreas Kolb

The alignment of adjacent frames is considered an essential operation in video super-resolution (VSR). Advanced VSR models, including the latest VSR Transformers, are generally equipped with well-designed alignment modules. However, the…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Shuwei Shi , Jinjin Gu , Liangbin Xie , Xintao Wang , Yujiu Yang , Chao Dong

Wide field-of-view (FOV) cameras, which capture a larger scene area than narrow FOV cameras, are used in many applications including 3D reconstruction, autonomous driving, and video surveillance. However, wide-angle images contain…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Jinlong Fan , Jing Zhang , Stephen J. Maybank , Dacheng Tao

Image matting refers to the estimation of the opacity of foreground objects. It requires correct contours and fine details of foreground objects for the matting results. To better accomplish human image matting tasks, we propose the Cascade…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Zijian Yu , Xuhui Li , Huijuan Huang , Wen Zheng , Li Chen

Shift-and-add is an approach employed to mitigate the phenomenon of resolution degradation in images acquired through a turbulent medium. Using this technique, a large number of consecutive short exposures is registered below the coherence…

Instrumentation and Methods for Astrophysics · Physics 2015-05-15 A. Popowicz , A. R. Kurek , A. Pollo , B. Smolka

Current camera image and signal processing pipelines (ISPs), including deep-trained versions, tend to apply a single filter that is uniformly applied to the entire image. This is despite the fact that most acquired camera images have…

Computer Vision and Pattern Recognition · Computer Science 2023-06-28 Chandrajit Bajaj , Yi Wang , Yunhao Yang

Automatic detection of visual anomalies and changes in the environment has been a topic of recurrent attention in the fields of machine learning and computer vision over the past decades. A visual anomaly or change detection algorithm…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Sahar Salimpour , Jorge Peña Queralta , Tomi Westerlund

In recent years, conditional image synthesis has attracted growing attention due to its controllability in the image generation process. Although recent works have achieved realistic results, most of them have difficulty handling…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Yueming Lyu , Peibin Chen , Jingna Sun , Bo Peng , Xu Wang , Jing Dong

The robustness of image classifiers is essential to their deployment in the real world. The ability to assess this resilience to manipulations or deviations from the training data is thus crucial. These modifications have traditionally…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Peter Ebert Christensen , Vésteinn Snæbjarnarson , Andrea Dittadi , Serge Belongie , Sagie Benaim

The iterative refinement method (IRM) has been very successfully applied in many different fields for examples the modern quantum chemical calculation and CT image reconstruction. It is proved that the refinement method can create an exact…

Medical Physics · Physics 2015-12-23 Kang Yang , Kevin Yang , Xintie Yang , Shuang-Ren Zhao

We introduce ART, a distribution-free and model-agnostic framework for changepoint detection that provides finite-sample guarantees. ART transforms independent observations into real-valued scores via a symmetric function, ensuring…

Methodology · Statistics 2025-01-09 Xiaolong Cui , Haoyu Geng , Guanghui Wang , Zhaojun Wang , Changliang Zou

Image quality is the basis of image communication and understanding tasks. Due to the blur and noise effects caused by imaging, transmission and other processes, the image quality is degraded. Blind image restoration is widely used to…

Image and Video Processing · Electrical Eng. & Systems 2021-01-26 Ningshan Xu