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Recently, adversarial-based domain adaptive object detection (DAOD) methods have been developed rapidly. However, there are two issues that need to be resolved urgently. Firstly, numerous methods reduce the distributional shifts only by…

计算机视觉与模式识别 · 计算机科学 2020-12-17 Chengyang Liang , Zixiang Zhao , Junmin Liu , Jiangshe Zhang

Modifying the facial images with desired attributes is important, though challenging tasks in computer vision, where it aims to modify single or multiple attributes of the face image. Some of the existing methods are either based on…

计算机视觉与模式识别 · 计算机科学 2020-05-06 Naeem Ul Islam , Sungmin Lee , Jaebyung Park

Forensic analysis of manipulated pixels requires the identification of various hidden and subtle features from images. Conventional image recognition models generally fail at this task because they are biased and more attentive toward the…

计算机视觉与模式识别 · 计算机科学 2022-04-11 Sowmen Das , Md. Saiful Islam , Md. Ruhul Amin

Relighting of human images enables post-photography editing of lighting effects in portraits. The current mainstream approach uses neural networks to approximate lighting effects without explicitly accounting for the principle of physical…

图形学 · 计算机科学 2024-11-04 Daichi Tajima , Yoshihiro Kanamori , Yuki Endo

Multi contrast MRI synthesis is inherently challenging due to the complex and nonlinear relationships among different contrasts. Each MRI contrast highlights unique tissue properties, but their complementary information is difficult to…

图像与视频处理 · 电气工程与系统科学 2025-06-23 Sanuwani Dayarathna , Himashi Peiris , Kh Tohidul Islam , Tien-Tsin Wong , Zhaolin Chen

The rising use of deepfakes in criminal activities presents a significant issue, inciting widespread controversy. While numerous studies have tackled this problem, most primarily focus on deepfake detection. These reactive solutions are…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Jaehwan Jeong , Sumin In , Sieun Kim , Hannie Shin , Jongheon Jeong , Sang Ho Yoon , Jaewook Chung , Sangpil Kim

Face anti-spoofing aims to prevent false authentications of face recognition systems by distinguishing whether an image is originated from a human face or a spoof medium. We propose a novel method called Doubly Adversarial Suppression…

计算机视觉与模式识别 · 计算机科学 2020-12-03 Taewook Kim , Yonghyun Kim

Recovering fine-grained details in extremely dark images remains challenging due to severe structural information loss and noise corruption. Existing enhancement methods often fail to preserve intricate details and sharp edges, limiting…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Tongshun Zhang , Pingping Liu , Zixuan Zhong , Zijian Zhang , Qiuzhan Zhou

AI-generated images are becoming increasingly realistic and diverse, posing significant challenges for generalizable detection. While Vision Foundation Models (VFMs) provide rich semantic representations and frequency-based methods capture…

计算机视觉与模式识别 · 计算机科学 2026-05-01 Shuchang Zhou , Shangkun Wu , Jiwei Wei , Ke Liu , Ran Ran , Caiyan Qin , Yang Yang

Most advanced unsupervised anomaly detection (UAD) methods rely on modeling feature representations of frozen encoder networks pre-trained on large-scale datasets, e.g. ImageNet. However, the features extracted from the encoders that are…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Jia Guo , Shuai Lu , Lize Jia , Weihang Zhang , Huiqi Li

Audio-visual speech enhancement system is regarded to be one of promising solutions for isolating and enhancing speech of desired speaker. Conventional methods focus on predicting clean speech spectrum via a naive convolution neural network…

音频与语音处理 · 电气工程与系统科学 2022-09-28 Xinmeng Xu , Jianjun Hao

As a common image editing operation, image composition involves integrating foreground objects into background scenes. In this paper, we expand the application of the concept of Affordance from human-centered image composition tasks to a…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Jixuan He , Wanhua Li , Ye Liu , Junsik Kim , Donglai Wei , Hanspeter Pfister

Convolutional Neural Network (CNN) is a very powerful approach to extract discriminative local descriptors for effective image search. Recent work adopts fine-tuned strategies to further improve the discriminative power of the descriptors.…

计算机视觉与模式识别 · 计算机科学 2017-11-28 Tuan Hoang , Thanh-Toan Do , Dang-Khoa Le Tan , Ngai-Man Cheung

Image super-resolution reconstruction achieves better results than traditional methods with the help of the powerful nonlinear representation ability of convolution neural network. However, some existing algorithms also have some problems,…

计算机视觉与模式识别 · 计算机科学 2022-05-30 Yuxi Cai , Huicheng Lai

Fine-grained action recognition is attracting increasing attention due to the emerging demand of specific action understanding in real-world applications, whereas the data of rare fine-grained categories is very limited. Therefore, we…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Jiahao Wang , Yunhong Wang , Sheng Liu , Annan Li

Existing approaches towards anomaly detection~(AD) often rely on a substantial amount of anomaly-free data to train representation and density models. However, large anomaly-free datasets may not always be available before the inference…

计算机视觉与模式识别 · 计算机科学 2024-03-01 Jingyi Liao , Xun Xu , Manh Cuong Nguyen , Adam Goodge , Chuan Sheng Foo

Pruning is one of the most effective model reduction techniques. Deep networks require massive computation and such models need to be compressed to bring them on edge devices. Most existing pruning techniques are focused on vision-based…

机器学习 · 计算机科学 2020-04-30 Ramchalam Kinattinkara Ramakrishnan , Eyyüb Sari , Vahid Partovi Nia

The rapid advancement of generative AI has enabled the creation of highly realistic forged facial images, posing significant threats to AI security, digital media integrity, and public trust. Face forgery techniques, ranging from face…

计算机视觉与模式识别 · 计算机科学 2025-10-29 Xin Zhang , Yuqi Song , Fei Zuo

In this paper we propose an extension of the Attention Branch Network (ABN) by using instance segmentation for generating sharper attention maps for action recognition. Methods for visual explanation such as Grad-CAM usually generate blurry…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Tomoya Nitta , Tsubasa Hirakawa , Hironobu Fujiyoshi , Toru Tamaki

In this work, we present a novel mask guided attention (MGA) method for fine-grained patchy image classification. The key challenge of fine-grained patchy image classification lies in two folds, ultra-fine-grained inter-category variances…

计算机视觉与模式识别 · 计算机科学 2021-09-23 Jun Wang , Xiaohan Yu , Yongsheng Gao