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Related papers: Class Re-Activation Maps for Weakly-Supervised Sem…

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Existing saliency-guided training approaches improve model generalization by incorporating a loss term that compares the model's class activation map (CAM) for a sample's true-class ({\it i.e.}, correct-label class) against a human…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Jacob Piland , Chris Sweet , Adam Czajka

Deep Neural Networks (DNNs) are widely used for visual classification tasks, but their complex computation process and black-box nature hinder decision transparency and interpretability. Class activation maps (CAMs) and recent variants…

Computer Vision and Pattern Recognition · Computer Science 2024-04-05 Townim Faisal Chowdhury , Kewen Liao , Vu Minh Hieu Phan , Minh-Son To , Yutong Xie , Kevin Hung , David Ross , Anton van den Hengel , Johan W. Verjans , Zhibin Liao

The success of supervised deep learning models in medical image segmentation relies on detailed annotations. However, labor-intensive manual labeling is costly and inefficient, especially in dense object segmentation. To this end, we…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Pingyi Chen , Chenglu Zhu , Zhongyi Shui , Jiatong Cai , Sunyi Zheng , Shichuan Zhang , Lin Yang

Transformer has been very successful in various computer vision tasks and understanding the working mechanism of transformer is important. As touchstones, weakly-supervised semantic segmentation (WSSS) and class activation map (CAM) are…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Lianghui Zhu , Yingyue Li , Jiemin Fang , Yan Liu , Hao Xin , Wenyu Liu , Xinggang Wang

With the increase in the number of image data and the lack of corresponding labels, weakly supervised learning has drawn a lot of attention recently in computer vision tasks, especially in the fine-grained semantic segmentation problem. To…

Computer Vision and Pattern Recognition · Computer Science 2021-10-11 Ke Zhang , Sihong Chen , Qi Ju , Yong Jiang , Yucong Li , Xin He

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…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Fangwen Wu , Jingxuan He , Yufei Yin , Yanbin Hao , Gang Huang , Lechao Cheng

Endoscopy is a widely used technique for the early detection of diseases or robotic-assisted minimally invasive surgery (RMIS). Numerous deep learning (DL)-based research works have been developed for automated diagnosis or processing of…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Guankun Wang , Long Bai , Yanan Wu , Tong Chen , Hongliang Ren

Histopathology image analysis plays a critical role in cancer diagnosis and treatment. To automatically segment the cancerous regions, fully supervised segmentation algorithms require labor-intensive and time-consuming labeling at the pixel…

Image and Video Processing · Electrical Eng. & Systems 2019-08-29 Gang Xu , Zhigang Song , Zhuo Sun , Calvin Ku , Zhe Yang , Cancheng Liu , Shuhao Wang , Jianpeng Ma , Wei Xu

Presently, self-training stands as a prevailing approach in cross-domain semantic segmentation, enhancing model efficacy by training with pixels assigned with reliable pseudo-labels. However, we find two critical limitations in this…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Dong Zhao , Ruizhi Yang , Shuang Wang , Qi Zang , Yang Hu , Licheng Jiao , Nicu Sebe , Zhun Zhong

Accurate segmentation of polyps and skin lesions is essential for diagnosing colorectal and skin cancers. While various segmentation methods for polyps and skin lesions using fully supervised deep learning techniques have been developed,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Encheng Su , Hu Cao , Alois Knoll

Semantic segmentation is a crucial task in medical imaging. Although supervised learning techniques have proven to be effective in performing this task, they heavily depend on large amounts of annotated training data. The recently…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Ron Keuth , Lasse Hansen , Maren Balks , Ronja Jäger , Anne-Nele Schröder , Ludger Tüshaus , Mattias Heinrich

Continual Semantic Segmentation (CSS) requires learning new classes without forgetting previously acquired knowledge, addressing the fundamental challenge of catastrophic forgetting in dense prediction tasks. However, existing CSS methods…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Yifu Guo , Yuquan Lu , Wentao Zhang , Zishan Xu , Dexia Chen , Siyu Zhang , Yizhe Zhang , Ruixuan Wang

Weakly-Supervised Semantic Segmentation (WSSS) using image-level labels typically utilizes Class Activation Map (CAM) to generate the pseudo labels. Limited by the local structure perception of CNN, CAM usually cannot identify the integral…

Computer Vision and Pattern Recognition · Computer Science 2023-03-03 Lixiang Ru , Heliang Zheng , Yibing Zhan , Bo Du

Semi-supervised semantic segmentation learns a model for classifying pixels into specific classes using a few labeled samples and numerous unlabeled images. The recent leading approach is consistency regularization by selftraining with…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Jingi Ju , Hyeoncheol Noh , Yooseung Wang , Minseok Seo , Dong-Geol Choi

Weakly supervised point cloud semantic segmentation methods that require 1\% or fewer labels, hoping to realize almost the same performance as fully supervised approaches, which recently, have attracted extensive research attention. A…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Tianfang Sun , Zhizhong Zhang , Xin Tan , Yanyun Qu , Yuan Xie , Lizhuang Ma

Class Activation Mapping (CAM) methods are widely used to visualize neural network decisions, yet their underlying mechanisms remain incompletely understood. To enhance the understanding of CAM methods and improve their explainability, we…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Huaiguang Cai

Scalability issue plays a crucial role in productionizing modern recommender systems. Even lightweight architectures may suffer from high computational overload due to intermediate calculations, limiting their practicality in real-world…

Information Retrieval · Computer Science 2024-12-03 Gleb Mezentsev , Danil Gusak , Ivan Oseledets , Evgeny Frolov

Though adversarial erasing has prevailed in weakly supervised semantic segmentation to help activate integral object regions, existing approaches still suffer from the dilemma of under-activation and over-expansion due to the difficulty in…

Computer Vision and Pattern Recognition · Computer Science 2024-07-04 Tao Chen , XiRuo Jiang , Gensheng Pei , Zeren Sun , Yucheng Wang , Yazhou Yao

In this work we present a new method of black-box optimization and constraint satisfaction. Existing algorithms that have attempted to solve this problem are unable to consider multiple modes, and are not able to adapt to changes in…

Machine Learning · Computer Science 2020-02-19 Kourosh Hakhamaneshi , Keertana Settaluri , Pieter Abbeel , Vladimir Stojanovic

This paper considers the problem of unsupervised person re-identification (re-ID), which aims to learn discriminative models with unlabeled data. One popular method is to obtain pseudo-label by clustering and use them to optimize the model.…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Fengxiang Yang , Zhun Zhong , Zhiming Luo , Yuanzheng Cai , Yaojin Lin , Shaozi Li , Nicu Sebe