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Early diagnosis and accurate identification of lesion location and progression in prostate cancer (PCa) are critical for assisting clinicians in formulating effective treatment strategies. However, due to the high semantic homogeneity…

图像与视频处理 · 电气工程与系统科学 2025-07-24 Zhengcheng Lin , Zuobin Ying , Zhenyu Li , Zhenyu Liu , Jian Lu , Weiping Ding

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…

计算机视觉与模式识别 · 计算机科学 2021-10-11 Ke Zhang , Sihong Chen , Qi Ju , Yong Jiang , Yucong Li , Xin He

Negative sampling is essential for implicit-feedback-based collaborative filtering, which is used to constitute negative signals from massive unlabeled data to guide supervised learning. The state-of-the-art idea is to utilize hard negative…

信息检索 · 计算机科学 2023-08-14 Yuhan Zhao , Rui Chen , Riwei Lai , Qilong Han , Hongtao Song , Li Chen

This paper introduces Progressively Diffused Networks (PDNs) for unifying multi-scale context modeling with deep feature learning, by taking semantic image segmentation as an exemplar application. Prior neural networks, such as ResNet, tend…

计算机视觉与模式识别 · 计算机科学 2017-02-21 Ruimao Zhang , Wei Yang , Zhanglin Peng , Xiaogang Wang , Liang Lin

Semi-supervised learning and weakly supervised learning are important paradigms that aim to reduce the growing demand for labeled data in current machine learning applications. In this paper, we introduce a novel analysis of the classical…

机器学习 · 计算机科学 2023-04-11 Rattana Pukdee , Dylan Sam , Maria-Florina Balcan , Pradeep Ravikumar

In this paper, we aim to address the unmet demand for automated prompting and enhanced human-model interactions of SAM and SAM2 for the sake of promoting their widespread clinical adoption. Specifically, we propose Proxy Prompt (PP),…

图像与视频处理 · 电气工程与系统科学 2025-05-09 Wang Xinyi , Kang Hongyu , Wei Peishan , Shuai Li , Yu Sun , Sai Kit Lam , Yongping Zheng

In recent years, there has been significant advancement in object detection. However, applying off-the-shelf detectors to a new domain leads to significant performance drop, caused by the domain gap. These detectors exhibit higher-variance…

计算机视觉与模式识别 · 计算机科学 2025-01-16 Chenguang Liu , Yongchao Feng , Yanan Zhang , Qingjie Liu , Yunhong Wang

Traditionally, training neural networks to perform semantic segmentation required expensive human-made annotations. But more recently, advances in the field of unsupervised learning have made significant progress on this issue and towards…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Leon Sick , Dominik Engel , Pedro Hermosilla , Timo Ropinski

Domain adaptation is one of the prominent strategies for handling both domain shift, that is widely encountered in large-scale land use/land cover map calculation, and the scarcity of pixel-level ground truth that is crucial for supervised…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Sarmad F. Ismael , Koray Kayabol , Erchan Aptoula

Deep neural networks have enabled major progresses in semantic segmentation. However, even the most advanced neural architectures suffer from important limitations. First, they are vulnerable to catastrophic forgetting, i.e. they perform…

计算机视觉与模式识别 · 计算机科学 2022-02-01 Fabio Cermelli , Massimiliano Mancini , Samuel Rota Buló , Elisa Ricci , Barbara Caputo

Generating precise class-aware pseudo ground-truths, a.k.a, class activation maps (CAMs), is essential for weakly-supervised semantic segmentation. The original CAM method usually produces incomplete and inaccurate localization maps. To…

计算机视觉与模式识别 · 计算机科学 2022-09-21 Jinlong Li , Zequn Jie , Xu Wang , Xiaolin Wei , Lin Ma

The goal of self-supervised visual representation learning is to learn strong, transferable image representations, with the majority of research focusing on object or scene level. On the other hand, representation learning at part level has…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Subhabrata Choudhury , Iro Laina , Christian Rupprecht , Andrea Vedaldi

In this paper, we propose a simple but effective semantic-based aggregation (SBA) method. The proposed SBA utilizes the discriminative filters of deep convolutional layers as semantic detectors. Moreover, we propose the effective…

计算机视觉与模式识别 · 计算机科学 2018-11-14 Jian Xu , Chunheng Wang , Chengzuo Qi , Cunzhao Shi , Baihua Xiao

Text-to-image diffusion models have achieved remarkable progress in generating diverse and realistic images from textual descriptions. However, they still struggle with personalization, which requires adapting a pretrained model to depict…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Seoyun Yang , Gihoon Kim , Taesup Kim

Approximate Message Passing (AMP) has been shown to be a superior method for inference problems, such as the recovery of signals from sets of noisy, lower-dimensionality measurements, both in terms of reconstruction accuracy and in…

信息论 · 计算机科学 2015-06-10 Andre Manoel , Florent Krzakala , Eric W. Tramel , Lenka Zdeborová

This paper focuses on the unsupervised domain adaptation of transferring the knowledge from the source domain to the target domain in the context of semantic segmentation. Existing approaches usually regard the pseudo label as the ground…

计算机视觉与模式识别 · 计算机科学 2020-10-16 Zhedong Zheng , Yi Yang

Learning sentence embeddings in an unsupervised manner is fundamental in natural language processing. Recent common practice is to couple pre-trained language models with unsupervised contrastive learning, whose success relies on augmenting…

计算与语言 · 计算机科学 2022-10-20 Qiyu Wu , Chongyang Tao , Tao Shen , Can Xu , Xiubo Geng , Daxin Jiang

Significant progress has been made in semi-supervised hyperspectral image (HSI) classification regarding feature extraction and classification performance. However, due to high annotation costs and limited sample availability,…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Yunfei Qiu , Qiqiong Ma , Tianhua Lv , Li Fang , Shudong Zhou , Wei Yao

We propose an approach to domain adaptation for semantic segmentation that is both practical and highly accurate. In contrast to previous work, we abandon the use of computationally involved adversarial objectives, network ensembles and…

计算机视觉与模式识别 · 计算机科学 2021-05-04 Nikita Araslanov , Stefan Roth

Unsupervised object discovery and localization aims to detect or segment objects in an image without any supervision. Recent efforts have demonstrated a notable potential to identify salient foreground objects by utilizing self-supervised…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Xin Zhang , Jinheng Xie , Yuan Yuan , Michael Bi Mi , Robby T. Tan