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Related papers: DisCo-FLoc: Semantic-Free Floorplan Localization v…

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For high-level geo-spatial applications and intelligent robotics, accurate global pose information is of crucial importance. Map-aided localization is a universal approach to overcome the limitations of global navigation satellite system…

Robotics · Computer Science 2025-11-19 Yuxuan Zhou , Xingxing Li , Shengyu Li , Chunxi Xia , Xuanbin Wang , Shaoquan Feng

In this work, we propose Adversarial Complementary Learning (ACoL) to automatically localize integral objects of semantic interest with weak supervision. We first mathematically prove that class localization maps can be obtained by directly…

Computer Vision and Pattern Recognition · Computer Science 2018-04-20 Xiaolin Zhang , Yunchao Wei , Jiashi Feng , Yi Yang , Thomas Huang

Recent text-to-image diffusion models have reached an unprecedented level in generating high-quality images. However, their exclusive reliance on textual prompts often falls short in precise control of image compositions. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Peiang Zhao , Han Li , Ruiyang Jin , S. Kevin Zhou

Accurate cell instance segmentation is foundational for digital pathology analysis. Existing methods based on contour detection and distance mapping still face significant challenges in processing complex and dense cellular regions. Graph…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Rui Sun , Yiwen Yang , Kaiyu Guo , Chen Jiang , Dongli Xu , Zhaonan Liu , Tan Pan , Limei Han , Xue Jiang , Wu Wei , Yuan Cheng

We introduce Cluster Contrast (CueCo), a novel approach to unsupervised visual representation learning that effectively combines the strengths of contrastive learning and clustering methods. Inspired by recent advancements, CueCo is…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Nikolaos Giakoumoglou , Tania Stathaki

One of the central challenges in visual place recognition (VPR) is learning a robust global representation that remains discriminative under large viewpoint changes, illumination variations, and severe domain shifts. While visual foundation…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Hanyu Zhu , Zhihao Zhan , Yuhang Ming , Liang Li , Dibo Hou , Javier Civera , Wanzeng Kong

We present LaLaLoc to localise in environments without the need for prior visitation, and in a manner that is robust to large changes in scene appearance, such as a full rearrangement of furniture. Specifically, LaLaLoc performs…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Henry Howard-Jenkins , Jose-Raul Ruiz-Sarmiento , Victor Adrian Prisacariu

In medical image analysis, multi-organ semi-supervised segmentation faces challenges such as insufficient labels and low contrast in soft tissues. To address these issues, existing studies typically employ semi-supervised segmentation…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Feilong Tang , Zhongxing Xu , Ming Hu , Wenxue Li , Peng Xia , Yiheng Zhong , Hanjun Wu , Jionglong Su , Zongyuan Ge

Hierarchical visual localization methods achieve state-of-the-art accuracy but require substantial memory as they need to store all database images. Direct 2D-3D matching requires significantly less memory but suffers from lower accuracy…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Son Tung Nguyen , Alejandro Fontan , Michael Milford , Tobias Fischer

In this paper, we introduce a contrastive learning framework for keypoint detection (CoKe). Keypoint detection differs from other visual tasks where contrastive learning has been applied because the input is a set of images in which…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Yutong Bai , Angtian Wang , Adam Kortylewski , Alan Yuille

Multi-label recognition with partial labels (MLR-PL), in which only some labels are known while others are unknown for each image, is a practical task in computer vision, since collecting large-scale and complete multi-label datasets is…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Haoxian Ruan , Zhihua Xu , Zhijing Yang , Yongyi Lu , Jinghui Qin , Tianshui Chen

In this paper we propose an efficient data-driven solution to self-localization within a floorplan. Floorplan data is readily available, long-term persistent and inherently robust to changes in the visual appearance. Our method does not…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Changan Chen , Rui Wang , Christoph Vogel , Marc Pollefeys

Disentangled representation learning aims to map independent factors of variation to independent representation components. On one hand, purely unsupervised approaches have proven successful on fully disentangled synthetic data, but fail to…

Machine Learning · Computer Science 2026-01-30 Alexandre Myara , Nicolas Bourriez , Thomas Boyer , Thomas Lemercier , Ihab Bendidi , Auguste Genovesio

The application of Contrastive Language-Image Pre-training (CLIP) in Weakly Supervised Semantic Segmentation (WSSS) research powerful cross-modal semantic understanding capabilities. Existing methods attempt to optimize input text prompts…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Zhongxing Xu , Feilong Tang , Zhe Chen , Yingxue Su , Zhiyi Zhao , Ge Zhang , Jionglong Su , Zongyuan Ge

Contrastive learning methods have significantly narrowed the gap between supervised and unsupervised learning on computer vision tasks. In this paper, we explore their application to geo-located datasets, e.g. remote sensing, where…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Kumar Ayush , Burak Uzkent , Chenlin Meng , Kumar Tanmay , Marshall Burke , David Lobell , Stefano Ermon

Fine-grained remote sensing datasets often use hierarchical label structures to differentiate objects in a coarse-to-fine manner, with each object annotated across multiple levels. However, embedding this semantic hierarchy into the…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Jingzhou Chen , Dexin Chen , Fengchao Xiong , Yuntao Qian , Liang Xiao

Recommender systems play important roles in various applications such as e-commerce, social media, etc. Conventional recommendation methods usually model the collaborative signals within the tabular representation space. Despite the…

Information Retrieval · Computer Science 2024-06-05 Kounianhua Du , Jizheng Chen , Jianghao Lin , Yunjia Xi , Hangyu Wang , Xinyi Dai , Bo Chen , Ruiming Tang , Weinan Zhang

Existing deep learning models for defining pathology from clinical imaging data rely on expert annotations and lack generalization capabilities in open clinical environments. Here, we present a generalizable vision-language model for…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Hao Yang , Hong-Yu Zhou , Jiarun Liu , Weijian Huang , Cheng Li , Zhihuan Li , Yuanxu Gao , Qiegen Liu , Yong Liang , Qi Yang , Song Wu , Tao Tan , Hairong Zheng , Kang Zhang , Shanshan Wang

Multimodal intelligence development recently show strong progress in visual understanding and high level reasoning. Though, most reasoning system still reply on textual information as the main medium for inference. This limit their…

Machine Learning · Computer Science 2026-01-01 Soham Pahari , M. Srinivas

Contrastive decoding strategies are widely used to mitigate object hallucinations in multimodal large language models (MLLMs). By reducing over-reliance on language priors, these strategies ensure that generated content remains closely…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Hao Yin , Guangzong Si , Zilei Wang