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Lesion segmentation on nasal endoscopic images is challenging due to its complex lesion features. Fully-supervised deep learning methods achieve promising performance with pixel-level annotations but impose a significant annotation burden…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Pengyu Jie , Wanquan Liu , Chenqiang Gao , Yihui Wen , Rui He , Weiping Wen , Pengcheng Li , Jintao Zhang , Deyu Meng

The expensive fine-grained annotation and data scarcity have become the primary obstacles for the widespread adoption of deep learning-based Whole Slide Images (WSI) classification algorithms in clinical practice. Unlike few-shot learning…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Kexue Fu , Xiaoyuan Luo , Linhao Qu , Shuo Wang , Ying Xiong , Ilias Maglogiannis , Longxiang Gao , Manning Wang

Medical image segmentation typically necessitates a large and precisely annotated dataset. However, obtaining pixel-wise annotation is a labor-intensive task that requires significant effort from domain experts, making it challenging to…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Heng Cai , Lei Qi , Qian Yu , Yinghuan Shi , Yang Gao

Accurate medical image analysis can greatly assist clinical diagnosis, but its effectiveness relies on high-quality expert annotations Obtaining pixel-level labels for medical images, particularly fundus images, remains costly and…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Xi Luo , Shixin Xu , Ying Xie , JianZhong Hu , Yuwei He , Yuhui Deng , Huaxiong Huang

This article aims to classify diabetic retinopathy (DR) disease into five different classes using an ensemble approach based on two popular pre-trained convolutional neural networks: VGG16 and Inception V3. The proposed model aims to…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 Susmita Ghosh , Abhiroop Chatterjee

Large-scale visual place recognition (VPR) is inherently challenging because not all visual cues in the image are beneficial to the task. In order to highlight the task-relevant visual cues in the feature embedding, the existing attention…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Guohao Peng , Yufeng Yue , Jun Zhang , Zhenyu Wu , Xiaoyu Tang , Danwei Wang

Video salient object detection models trained on pixel-wise dense annotation have achieved excellent performance, yet obtaining pixel-by-pixel annotated datasets is laborious. Several works attempt to use scribble annotations to mitigate…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Shuyong Gao , Haozhe Xing , Wei Zhang , Yan Wang , Qianyu Guo , Wenqiang Zhang

Semantic segmentation is a critical step in automated image interpretation and analysis where pixels are classified into one or more predefined semantically meaningful classes. Deep learning approaches for semantic segmentation rely on…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Tushar Kataria , Beatrice Knudsen , Shireen Elhabian

Detecting rare and diverse anomalies in highly imbalanced datasets-such as Advanced Persistent Threats (APTs) in cybersecurity-remains a fundamental challenge for machine learning systems. Active learning offers a promising direction by…

Machine Learning · Computer Science 2026-02-04 Sidahmed Benabderrahmane , Petko Valtchev , James Cheney , Talal Rahwan

Grounding textual phrases in visual content is a meaningful yet challenging problem with various potential applications such as image-text inference or text-driven multimedia interaction. Most of the current existing methods adopt the…

Computer Vision and Pattern Recognition · Computer Science 2018-05-03 Zhiyuan Fang , Shu Kong , Tianshu Yu , Yezhou Yang

This study investigates the use of unsupervised word embeddings and sequence features for sample representation in an active learning framework built to extract clinical concepts from clinical free text. The objective is to further reduce…

Computation and Language · Computer Science 2016-11-16 Mahnoosh Kholghi , Lance De Vine , Laurianne Sitbon , Guido Zuccon , Anthony Nguyen

The generalization capability of unsupervised domain adaptation can mitigate the need for extensive pixel-level annotations to train semantic segmentation networks by training models on synthetic data as a source with computer-generated…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Hye-Seong Hong , Abhishek Kumar , Dong-Gyu Lee

Weakly supervised semantic segmentation (WSSS) has recently attracted considerable attention because it requires fewer annotations than fully supervised approaches, making it especially promising for large-scale image segmentation tasks.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Lechao Cheng , Zerun Liu , Jingxuan He , Chaowei Fang , Dingwen Zhang , Meng Wang

Weakly-supervised semantic segmentation (WSSS) with image-level labels has been widely studied to relieve the annotation burden of the traditional segmentation task. In this paper, we show that existing fully-annotated base categories can…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Siyuan Zhou , Li Niu , Jianlou Si , Chen Qian , Liqing Zhang

We propose an automatic diabetic retinopathy (DR) analysis algorithm based on two-stages deep convolutional neural networks (DCNN). Compared to existing DCNN-based DR detection methods, the proposed algorithm have the following advantages:…

Computer Vision and Pattern Recognition · Computer Science 2017-05-03 Yehui Yang , Tao Li , Wensi Li , Haishan Wu , Wei Fan , Wensheng Zhang

Diabetic Retinopathy (DR) is one of the major causes of visual impairment and blindness across the world. It is usually found in patients who suffer from diabetes for a long period. The major focus of this work is to derive optimal…

Image and Video Processing · Electrical Eng. & Systems 2020-06-02 J. D. Bodapati , N. Veeranjaneyulu , S. N. Shareef , S. Hakak , M. Bilal , P. K. R. Maddikunta , O. Jo

Distantly supervised relation extraction intrinsically suffers from noisy labels due to the strong assumption of distant supervision. Most prior works adopt a selective attention mechanism over sentences in a bag to denoise from wrongly…

Computation and Language · Computer Science 2019-11-28 Yang Li , Guodong Long , Tao Shen , Tianyi Zhou , Lina Yao , Huan Huo , Jing Jiang

This work proposes a novel approach beyond supervised learning for effective pathological image analysis, addressing the challenge of limited robust labeled data. Pathological diagnosis of diseases like cancer has conventionally relied on…

Computer Vision and Pattern Recognition · Computer Science 2024-10-23 Joonhyeon Song , Seohwan Yun , Seongho Yoon , Joohyeok Kim , Sangmin Lee

Most micro- and macro-expression spotting methods in untrimmed videos suffer from the burden of video-wise collection and frame-wise annotation. Weakly-supervised expression spotting (WES) based on video-level labels can potentially…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Wang-Wang Yu , Kai-Fu Yang , Hong-Mei Yan , Yong-Jie Li

3D weakly supervised semantic segmentation (3D WSSS) aims to achieve semantic segmentation by leveraging sparse or low-cost annotated data, significantly reducing reliance on dense point-wise annotations. Previous works mainly employ class…

Computer Vision and Pattern Recognition · Computer Science 2025-10-22 Xiaoxu Xu , Xuexun Liu , Jinlong Li , Yitian Yuan , Qiudan Zhang , Lin Ma , Nicu Sebe , Xu Wang