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相关论文: CAiD: Context-Aware Instance Discrimination for Se…

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Self-supervised instance discrimination is an effective contrastive pretext task to learn feature representations and address limited medical image annotations. The idea is to make features of transformed versions of the same images similar…

计算机视觉与模式识别 · 计算机科学 2022-11-17 Yejia Zhang , Xinrong Hu , Nishchal Sapkota , Yiyu Shi , Danny Z. Chen

In this paper, we introduce the Context-Aware Video Instance Segmentation (CAVIS), a novel framework designed to enhance instance association by integrating contextual information adjacent to each object. To efficiently extract and leverage…

计算机视觉与模式识别 · 计算机科学 2025-07-10 Seunghun Lee , Jiwan Seo , Kiljoon Han , Minwoo Choi , Sunghoon Im

Unsupervised person re-identification (ReID) aims at learning discriminative identity features without annotations. Recently, self-supervised contrastive learning has gained increasing attention for its effectiveness in unsupervised…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Hao Chen , Benoit Lagadec , Francois Bremond

Unsupervised person re-identification (ReID) is a challenging task without data annotation to guide discriminative learning. Existing methods attempt to solve this problem by clustering extracted embeddings to generate pseudo labels.…

计算机视觉与模式识别 · 计算机科学 2022-08-30 Xue Li , Tengfei Liang , Yi Jin , Tao Wang , Yidong Li

Unsupervised anomaly detection (UAD) learns one-class classifiers exclusively with normal (i.e., healthy) images to detect any abnormal (i.e., unhealthy) samples that do not conform to the expected normal patterns. UAD has two main…

计算机视觉与模式识别 · 计算机科学 2021-07-01 Yu Tian , Guansong Pang , Fengbei Liu , Yuanhong chen , Seon Ho Shin , Johan W. Verjans , Rajvinder Singh , Gustavo Carneiro

Previous works on multi-label image recognition (MLIR) usually use CNNs as a starting point for research. In this paper, we take pure Vision Transformer (ViT) as the research base and make full use of the advantages of Transformer with…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Yunqing Hu , Xuan Jin , Yin Zhang , Haiwen Hong , Jingfeng Zhang , Feihu Yan , Yuan He , Hui Xue

Robust local feature representations are essential for spatial intelligence tasks such as robot navigation and augmented reality. Establishing reliable correspondences requires descriptors that provide both high discriminative power and…

计算机视觉与模式识别 · 计算机科学 2026-01-15 Haodi Yao , Fenghua He , Ning Hao , Yao Su

Unsupervised feature learning has made great strides with contrastive learning based on instance discrimination and invariant mapping, as benchmarked on curated class-balanced datasets. However, natural data could be highly correlated and…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Xudong Wang , Ziwei Liu , Stella X. Yu

We present a novel unsupervised domain adaption method for person re-identification (reID) that generalizes a model trained on a labeled source domain to an unlabeled target domain. We introduce a camera-driven curriculum learning (CaCL)…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Geon Lee , Sanghoon Lee , Dohyung Kim , Younghoon Shin , Yongsang Yoon , Bumsub Ham

Multiple Instance Learning (MIL) for whole slide image (WSI) analysis in computational pathology often neglects instance-level learning as supervision is typically provided only at the bag level, hindering the integrated consideration of…

Presenting whole slide images (WSIs) as graph will enable a more efficient and accurate learning framework for cancer diagnosis. Due to the fact that a single WSI consists of billions of pixels and there is a lack of vast annotated datasets…

图像与视频处理 · 电气工程与系统科学 2023-06-09 Milan Aryal , Nasim Yahyasoltani

Due to the lack of expertise for medical image annotation, the investigation of label-efficient methodology for medical image segmentation becomes a heated topic. Recent progresses focus on the efficient utilization of weak annotations…

图像与视频处理 · 电气工程与系统科学 2022-03-14 Junwen Pan , Qi Bi , Yanzhan Yang , Pengfei Zhu , Cheng Bian

Multiple Instance learning (MIL) models have been extensively used in pathology to predict biomarkers and risk-stratify patients from gigapixel-sized images. Machine learning problems in medical imaging often deal with rare diseases, making…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Dinkar Juyal , Siddhant Shingi , Syed Ashar Javed , Harshith Padigela , Chintan Shah , Anand Sampat , Archit Khosla , John Abel , Amaro Taylor-Weiner

Data-driven computational approaches have evolved to enable extraction of information from medical images with a reliability, accuracy and speed which is already transforming their interpretation and exploitation in clinical practice. While…

图像与视频处理 · 电气工程与系统科学 2019-10-22 Tom Vercauteren , Mathias Unberath , Nicolas Padoy , Nassir Navab

Instance-level image classification tasks have traditionally relied on single-instance labels to train models, e.g., few-shot learning and transfer learning. However, set-level coarse-grained labels that capture relationships among…

机器学习 · 计算机科学 2023-11-21 Renyu Zhang , Aly A. Khan , Yuxin Chen , Robert L. Grossman

Despite the substantial progress of active learning for image recognition, there still lacks an instance-level active learning method specified for object detection. In this paper, we propose Multiple Instance Active Object Detection…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Tianning Yuan , Fang Wan , Mengying Fu , Jianzhuang Liu , Songcen Xu , Xiangyang Ji , Qixiang Ye

Although self-supervised learning enables us to bootstrap the training by exploiting unlabeled data, the generic self-supervised methods for natural images do not sufficiently incorporate the context. For medical images, a desirable method…

图像与视频处理 · 电气工程与系统科学 2022-07-08 Li Sun , Ke Yu , Kayhan Batmanghelich

Unpaired Image-to-image Translation is a new rising and challenging vision problem that aims to learn a mapping between unaligned image pairs in diverse domains. Recent advances in this field like MUNIT and DRIT mainly focus on…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Zhiqiang Shen , Mingyang Huang , Jianping Shi , Xiangyang Xue , Thomas Huang

We empirically investigate the camera bias of person re-identification (ReID) models. Previously, camera-aware methods have been proposed to address this issue, but they are largely confined to training domains of the models. We measure the…

计算机视觉与模式识别 · 计算机科学 2025-02-17 Myungseo Song , Jin-Woo Park , Jong-Seok Lee

The need for a large amount of labeled data in the supervised setting has led recent studies to utilize self-supervised learning to pre-train deep neural networks using unlabeled data. Many self-supervised training strategies have been…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Mojtaba Bahrami , Mahsa Ghorbani , Nassir Navab
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