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Aiming to generalize the label knowledge from a source domain with continuous outputs to an unlabeled target domain, Domain Adaptation Regression (DAR) is developed for complex practical learning problems. However, due to the continuity…

机器学习 · 计算机科学 2024-08-14 Hao-Ran Yang , Chuan-Xian Ren , You-Wei Luo

Domain adaptation (DA) paves the way for label annotation and dataset bias issues by the knowledge transfer from a label-rich source domain to a related but unlabeled target domain. A mainstream of DA methods is to align the feature…

计算机视觉与模式识别 · 计算机科学 2021-08-13 Shuang Li , Mixue Xie , Fangrui Lv , Chi Harold Liu , Jian Liang , Chen Qin , Wei Li

Camouflaged object detection (COD) aims to localize targets that exhibit minimal perceptual differences from backgrounds through physical attributes. Existing methods, constrained by the static train-then-freeze paradigm, suffer from domain…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Mingfeng Zha , Tianyu Li , Guoqing Wang , Yunqiang Pei , Chaofan Qiao , Jiening Zhang , Yang Yang , Heng Tao Shen

Stance detection seeks to identify the viewpoints of individuals either in favor or against a given target or a controversial topic. Current advanced neural models for stance detection typically employ fully parametric softmax classifiers.…

机器学习 · 计算机科学 2024-06-21 Yinghan Cheng , Qi Zhang , Chongyang Shi , Liang Xiao , Shufeng Hao , Liang Hu

Object detection networks have reached an impressive performance level, yet a lack of suitable data in specific applications often limits it in practice. Typically, additional data sources are utilized to support the training task. In…

计算机视觉与模式识别 · 计算机科学 2022-09-01 Maximilian Menke , Thomas Wenzel , Andreas Schwung

Contemporary deep-learning object detection methods for autonomous driving usually assume prefixed categories of common traffic participants, such as pedestrians and cars. Most existing detectors are unable to detect uncommon objects and…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Kaican Li , Kai Chen , Haoyu Wang , Lanqing Hong , Chaoqiang Ye , Jianhua Han , Yukuai Chen , Wei Zhang , Chunjing Xu , Dit-Yan Yeung , Xiaodan Liang , Zhenguo Li , Hang Xu

This study reveals the inherent tolerance of contrastive learning (CL) towards sampling bias, wherein negative samples may encompass similar semantics (\eg labels). However, existing theories fall short in providing explanations for this…

机器学习 · 计算机科学 2023-10-18 Junkang Wu , Jiawei Chen , Jiancan Wu , Wentao Shi , Xiang Wang , Xiangnan He

In this paper, we introduce a novel approach to novel object captioning which employs relative contrastive learning to learn visual and semantic alignment. Our approach maximizes compatibility between regions and object tags in a…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Jiashuo Fan , Yaoyuan Liang , Leyao Liu , Shaolun Huang , Lei Zhang

Contrastive learning has gained significant attention in short text clustering, yet it has an inherent drawback of mistakenly identifying samples from the same category as negatives and then separating them in the feature space (false…

机器学习 · 计算机科学 2026-03-16 Zhihao Yao

Learning effective visual representations without human supervision is a long-standing problem in computer vision. Recent advances in self-supervised learning algorithms have utilized contrastive learning, with methods such as SimCLR, which…

计算机视觉与模式识别 · 计算机科学 2022-02-02 Jansel Herrera-Gerena , Ramakrishnan Sundareswaran , John Just , Matthew Darr , Ali Jannesari

Unsupervised video object segmentation aims to segment the most prominent object in a video sequence. However, the existence of complex backgrounds and multiple foreground objects make this task challenging. To address this issue, we…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Minhyeok Lee , Suhwan Cho , Dogyoon Lee , Chaewon Park , Jungho Lee , Sangyoun Lee

Annotation-efficient segmentation of the numerous mitochondria instances from various electron microscopy (EM) images is highly valuable for biological and neuroscience research. Although unsupervised domain adaptation (UDA) methods can…

计算机视觉与模式识别 · 计算机科学 2026-05-04 Shan Xiong , Jiabao Chen , Ye Wang , Jialin Peng

We introduce SODA, a self-supervised diffusion model, designed for representation learning. The model incorporates an image encoder, which distills a source view into a compact representation, that, in turn, guides the generation of related…

Synthetic aperture radar (SAR) images contain not only targets of interest but also complex background clutter, including terrain reflections and speckle noise. In many cases, such clutter exhibits intensity and patterns that resemble…

计算机视觉与模式识别 · 计算机科学 2025-09-12 Oh-Tae Jang , Min-Gon Cho , Kyung-Tae Kim

Unsupervised video Object-Centric Learning (OCL) is promising as it enables object-level scene representation and understanding as we humans do. Mainstream video OCL methods adopt a recurrent architecture: An aggregator aggregates current…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Rongzhen Zhao , Jian Li , Juho Kannala , Joni Pajarinen

Slot Attention (SA) lies at the heart of mainstream Object-Centric Learning (OCL). Image features can be aggregated into object-level representations by SA \textit{iteratively} refining cold-start query slots. For video, such aggregation…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Rongzhen Zhao , Wenyan Yang , Juho Kannala , Joni Pajarinen

3D object detection is crucial for applications like autonomous driving and robotics. However, in real-world environments, variations in sensor data distribution due to sensor upgrades, weather changes, and geographic differences can…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Yecheol Kim , Junho Lee , Changsoo Park , Hyoung won Kim , Inho Lim , Christopher Chang , Jun Won Choi

Contrastive self-supervised learning has shown impressive results in learning visual representations from unlabeled images by enforcing invariance against different data augmentations. However, the learned representations are often…

计算机视觉与模式识别 · 计算机科学 2021-10-28 Sangwoo Mo , Hyunwoo Kang , Kihyuk Sohn , Chun-Liang Li , Jinwoo Shin

In time series anomaly detection (TSAD), the scarcity of labeled data poses a challenge to the development of accurate models. Unsupervised domain adaptation (UDA) offers a solution by leveraging labeled data from a related domain to detect…

Weakly Supervised Object Detection (WSOD), using only image-level annotations to train object detectors, is of growing importance in object recognition. In this paper, we propose a novel deep network for WSOD. Unlike previous networks that…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Peng Tang , Xinggang Wang , Song Bai , Wei Shen , Xiang Bai , Wenyu Liu , Alan Yuille