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Deep learning has emerged as an effective solution for solving the task of object detection in images but at the cost of requiring large labeled datasets. To mitigate this cost, semi-supervised object detection methods, which consist in…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Renaud Vandeghen , Gilles Louppe , Marc Van Droogenbroeck

Federated Learning (FL) is a collaborative machine learning paradigm for training models on local sensitive data with privacy protection. Pre-trained transformer-based models have emerged as useful foundation models (FMs) to be fine-tuned…

Machine Learning · Computer Science 2025-06-24 Yuning Yang , Han Yu , Chuan Sun , Tianrun Gao , Xiaohong Liu , Xiaodong Xu , Ping Zhang , Guangyu Wang

We present a new learning approach, Soft Conditional Prompt Learning (SCP), which leverages the strengths of prompt learning for aerial video action recognition. Our approach is designed to predict the action of each agent by helping the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Xijun Wang , Ruiqi Xian , Tianrui Guan , Fuxiao Liu , Dinesh Manocha

In this paper, we propose a general and efficient pre-training paradigm, Montage pre-training, for object detection. Montage pre-training needs only the target detection dataset while taking only 1/4 computational resources compared to the…

Computer Vision and Pattern Recognition · Computer Science 2020-09-01 Dongzhan Zhou , Xinchi Zhou , Hongwen Zhang , Shuai Yi , Wanli Ouyang

In the realm of recommendation systems, users exhibit a diverse array of behaviors when interacting with items. This phenomenon has spurred research into learning the implicit semantic relationships between these behaviors to enhance…

Information Retrieval · Computer Science 2024-08-22 Hao Wang , Yongqiang Han , Kefan Wang , Kai Cheng , Zhen Wang , Wei Guo , Yong Liu , Defu Lian , Enhong Chen

Recently, large language and vision models have shown strong performance, but due to high pre-training and fine-tuning costs, research has shifted towards faster training via dataset pruning. Previous methods used sample loss as an…

Machine Learning · Computer Science 2026-01-13 Jinying Xiao , Ping Li , Jie Nie , Bin Ji , Shasha Li , Xiaodong Liu , Jun Ma , Qingbo Wu , Jie Yu

Semi-supervised object detection (SSOD) has made significant progress with the development of pseudo-label-based end-to-end methods. However, many of these methods face challenges due to class imbalance, which hinders the effectiveness of…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Purbayan Kar , Vishal Chudasama , Naoyuki Onoe , Pankaj Wasnik

Self-training is a simple yet effective method for semi-supervised learning, during which pseudo-label selection plays an important role for handling confirmation bias. Despite its popularity, applying self-training to landmark detection…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Haibo Jin , Haoxuan Che , Hao Chen

We present a novel frequency-based Self-Supervised Learning (SSL) approach that significantly enhances its efficacy for pre-training. Prior work in this direction masks out pre-defined frequencies in the input image and employs a…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Amin Karimi Monsefi , Mengxi Zhou , Nastaran Karimi Monsefi , Ser-Nam Lim , Wei-Lun Chao , Rajiv Ramnath

One-shot object detection (OSOD) aims to detect all object instances towards the given category specified by a query image. Most existing studies in OSOD endeavor to explore effective cross-image correlation and alleviate the semantic…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Wenwen Zhang , Xinyu Xiao , Hangguan Shan , Eryun Liu

Self-supervised learning methods are attractive candidates for automatic object picking. However, the trial samples lack the complete ground truth because the observable parts of the agent are limited. That is, the information contained in…

Robotics · Computer Science 2023-10-04 Kanata Suzuki , Yasuto Yokota , Yuzi Kanazawa , Tomoyoshi Takebayashi

Few-shot class-incremental learning (FSCIL) seeks to continuously learn new classes from very limited samples while preserving previously acquired knowledge. Traditional methods often utilize a frozen pre-trained feature extractor to…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Shengqin Jiang , Xiaoran Feng , Yuankai Qi , Haokui Zhang , Renlong Hang , Qingshan Liu , Lina Yao , Quan Z. Sheng , Ming-Hsuan Yang

Few-Shot Learning (FSL) aims to improve a model's generalization capability in low data regimes. Recent FSL works have made steady progress via metric learning, meta learning, representation learning, etc. However, FSL remains challenging…

Computer Vision and Pattern Recognition · Computer Science 2020-11-23 Meng Ye , Xiao Lin , Giedrius Burachas , Ajay Divakaran , Yi Yao

Person re-identification (Re-ID) usually suffers from noisy samples with background clutter and mutual occlusion, which makes it extremely difficult to distinguish different individuals across the disjoint camera views. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2017-10-17 Sanping Zhou , Jinjun Wang , Deyu Meng , Xiaomeng Xin , Yubing Li , Yihong Gong , Nanning Zheng

Open-vocabulary object detection (OVOD) aims to detect the objects beyond the set of classes observed during training. This work introduces a straightforward and efficient strategy that utilizes pre-trained vision-language models (VLM),…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Shilin Xu , Xiangtai Li , Size Wu , Wenwei Zhang , Yunhai Tong , Chen Change Loy

Recent semi-supervised learning (SSL) methods typically include a filtering strategy to improve the quality of pseudo labels. However, these filtering strategies are usually hand-crafted and do not change as the model is updated, resulting…

Machine Learning · Computer Science 2023-09-19 Lei Zhu , Zhanghan Ke , Rynson Lau

Confusion and forgetting of object classes have been challenges of prime interest in Few-Shot Object Detection (FSOD). To overcome these pitfalls in metric learning based FSOD techniques, we introduce a novel Submodular Mutual Information…

Computer Vision and Pattern Recognition · Computer Science 2024-09-18 Anay Majee , Ryan Sharp , Rishabh Iyer

Autonomous agents interacting with the real world need to learn new concepts efficiently and reliably. This requires learning in a low-data regime, which is a highly challenging problem. We address this task by introducing a fast…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Ardhendu Shekhar Tripathi , Martin Danelljan , Luc Van Gool , Radu Timofte

We study multi-modal few-shot object detection (FSOD) in this paper, using both few-shot visual examples and class semantic information for detection, which are complementary to each other by definition. Most of the previous works on…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Guangxing Han , Long Chen , Jiawei Ma , Shiyuan Huang , Rama Chellappa , Shih-Fu Chang

Recent advancements in deep learning have shifted the development of brain imaging analysis. However, several challenges remain, such as heterogeneity, individual variations, and the contradiction between the high dimensionality and small…

Computer Vision and Pattern Recognition · Computer Science 2024-07-24 Yanwu Yang , Hairui Chen , Jiesi Hu , Xutao Guo , Ting Ma