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When designing a diagnostic model for a clinical application, it is crucial to guarantee the robustness of the model with respect to a wide range of image corruptions. Herein, an easy-to-use benchmark is established to evaluate how deep…

计算机视觉与模式识别 · 计算机科学 2022-07-01 Yunlong Zhang , Yuxuan Sun , Honglin Li , Sunyi Zheng , Chenglu Zhu , Lin Yang

Visual domain gaps often impact object detection performance. Image-to-image translation can mitigate this effect, where contrastive approaches enable learning of the image-to-image mapping under unsupervised regimes. However, existing…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Danai Triantafyllidou , Sarah Parisot , Ales Leonardis , Steven McDonagh

Pretrained vision-language models such as CLIP achieve strong zero-shot generalization but remain vulnerable to distribution shifts caused by input corruptions. In this work, we investigate how corruptions affect CLIP's image embeddings and…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Wenxuan Bao , Ruxi Deng , Jingrui He

Text-guided diffusion models have achieved remarkable success in object inpainting by providing high-level semantic guidance through text prompts. However, they often lack precise pixel-level spatial control, especially in scenarios…

计算机视觉与模式识别 · 计算机科学 2025-08-01 Yongle Zhang , Yimin Liu , Yan Huang , Qiang Wu

Learning discriminative image representations plays a vital role in long-tailed image classification because it can ease the classifier learning in imbalanced cases. Given the promising performance contrastive learning has shown recently in…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Peng Wang , Kai Han , Xiu-Shen Wei , Lei Zhang , Lei Wang

Generative adversarial networks (GANs), trained on a large-scale image dataset, can be a good approximator of the natural image manifold. GAN-inversion, using a pre-trained generator as a deep generative prior, is a promising tool for image…

计算机视觉与模式识别 · 计算机科学 2023-02-27 Shancong Mou , Xiaoyi Gu , Meng Cao , Haoping Bai , Ping Huang , Jiulong Shan , Jianjun Shi

Partially-supervised instance segmentation is a task which requests segmenting objects from novel unseen categories via learning on limited seen categories with annotated masks thus eliminating demands of heavy annotation burden. The key to…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Xuehui Wang , Kai Zhao , Ruixin Zhang , Shouhong Ding , Yan Wang , Wei Shen

This paper addresses the challenges of complex dependencies and diverse anomaly patterns in cloud service environments by proposing a dependency modeling and anomaly detection method that integrates contrastive learning. The method…

机器学习 · 计算机科学 2025-10-16 Yue Xing , Yingnan Deng , Heyao Liu , Ming Wang , Yun Zi , Xiaoxuan Sun

Upscaled video detection is a helpful tool in multimedia forensics, but it is a challenging task that involves various upscaling and compression algorithms. There are many resolution-enhancement methods, including interpolation and…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Viacheslav Meshchaninov , Ivan Molodetskikh , Dmitriy Vatolin

Previous face inverse rendering methods often require synthetic data with ground truth and/or professional equipment like a lighting stage. However, a model trained on synthetic data or using pre-defined lighting priors is typically unable…

计算机视觉与模式识别 · 计算机科学 2023-01-31 Meng Wang , Xiaojie Guo , Wenjing Dai , Jiawan Zhang

Contrastive approaches to representation learning have recently shown great promise. In contrast to generative approaches, these contrastive models learn a deterministic encoder with no notion of uncertainty or confidence. In this paper, we…

机器学习 · 计算机科学 2020-10-06 Mike Wu , Noah Goodman

Despite the remarkable reasoning abilities of large vision-language models (LVLMs), their robustness under visual corruptions remains insufficiently studied. Existing evaluation paradigms exhibit two major limitations: 1) the dominance of…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Xiangjie Sui , Songyang Li , Hanwei Zhu , Baoliang Chen , Yuming Fang , Xin Sun

Using sensor data from multiple modalities presents an opportunity to encode redundant and complementary features that can be useful when one modality is corrupted or noisy. Humans do this everyday, relying on touch and proprioceptive…

机器人学 · 计算机科学 2020-12-02 Michelle A. Lee , Matthew Tan , Yuke Zhu , Jeannette Bohg

Recently, self-supervised representation learning gives further development in multimedia technology. Most existing self-supervised learning methods are applicable to packaged data. However, when it comes to streamed data, they are…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Zhiwei Lin , Yongtao Wang , Hongxiang Lin

While Neural Networks (NNs) have surpassed human accuracy in image classification on ImageNet, they often lack robustness against image corruption, i.e., corruption robustness. Yet such robustness is seemingly effortless for human…

计算机视觉与模式识别 · 计算机科学 2024-03-01 Huakun Shen , Boyue Caroline Hu , Krzysztof Czarnecki , Lina Marsso , Marsha Chechik

This study introduces an efficacious approach, Masked Collaborative Contrast (MCC), to highlight semantic regions in weakly supervised semantic segmentation. MCC adroitly draws inspiration from masked image modeling and contrastive learning…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Fangwen Wu , Jingxuan He , Yufei Yin , Yanbin Hao , Gang Huang , Lechao Cheng

Contrastive self-supervised learning has attracted significant research attention recently. It learns effective visual representations from unlabeled data by embedding augmented views of the same image close to each other while pushing away…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Yichen Zhang , Yifang Yin , Ying Zhang , Roger Zimmermann

Self-supervised auto-encoders have emerged as a successful framework for representation learning in computer vision and natural language processing in recent years, However, their application to graph data has been met with limited…

人工智能 · 计算机科学 2023-01-31 Chengyu Sun

Inconsistency in contrast enhancement can be used to expose image forgeries. In this work, we describe a new method to estimate contrast enhancement from a single image. Our method takes advantage of the nature of contrast enhancement as a…

计算机视觉与模式识别 · 计算机科学 2017-06-14 Longyin Wen , Honggang Qi , Siwei Lyu

Existing self-supervised methods in natural language processing (NLP), especially hierarchical text classification (HTC), mainly focus on self-supervised contrastive learning, extremely relying on human-designed augmentation rules to…

计算与语言 · 计算机科学 2024-03-27 He Zhu , Junran Wu , Ruomei Liu , Yue Hou , Ze Yuan , Shangzhe Li , Yicheng Pan , Ke Xu