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Detecting rare objects from a few examples is an emerging problem. Prior works show meta-learning is a promising approach. But, fine-tuning techniques have drawn scant attention. We find that fine-tuning only the last layer of existing…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Xin Wang , Thomas E. Huang , Trevor Darrell , Joseph E. Gonzalez , Fisher Yu

This paper considers few-shot anomaly detection (FSAD), a practical yet under-studied setting for anomaly detection (AD), where only a limited number of normal images are provided for each category at training. So far, existing FSAD studies…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Chaoqin Huang , Haoyan Guan , Aofan Jiang , Ya Zhang , Michael Spratling , Yan-Feng Wang

Few-shot semantic segmentation (FSS) aims to segment objects of novel categories in the query images given only a few annotated support samples. Existing methods primarily build the image-level correlation between the support target object…

Computer Vision and Pattern Recognition · Computer Science 2025-09-10 Chunlin Wen , Yu Zhang , Jie Fan , Hongyuan Zhu , Xiu-Shen Wei , Yijun Wang , Zhiqiang Kou , Shuzhou Sun

We introduce and tackle the problem of zero-shot object detection (ZSD), which aims to detect object classes which are not observed during training. We work with a challenging set of object classes, not restricting ourselves to similar…

Computer Vision and Pattern Recognition · Computer Science 2018-07-30 Ankan Bansal , Karan Sikka , Gaurav Sharma , Rama Chellappa , Ajay Divakaran

Partial-label learning (PLL) generally focuses on inducing a noise-tolerant multi-class classifier by training on overly-annotated samples, each of which is annotated with a set of labels, but only one is the valid label. A basic promise of…

Computation and Language · Computer Science 2021-06-03 Yunfeng Zhao , Guoxian Yu , Lei Liu , Zhongmin Yan , Lizhen Cui , Carlotta Domeniconi

Source-free domain adaptation (SFDA) is a challenging problem in object detection, where a pre-trained source model is adapted to a new target domain without using any source domain data for privacy and efficiency reasons. Most…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Simon Varailhon , Masih Aminbeidokhti , Marco Pedersoli , Eric Granger

This paper addresses the problem of mobile robot manipulation using object detection. Our approach uses detection and control as complimentary functions that learn from real-world interactions. We develop an end-to-end manipulation method…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Brent Griffin

Recent advances in object detection are mainly driven by deep learning with large-scale detection benchmarks. However, the fully-annotated training set is often limited for a target detection task, which may deteriorate the performance of…

Computer Vision and Pattern Recognition · Computer Science 2018-03-06 Hao Chen , Yali Wang , Guoyou Wang , Yu Qiao

Weakly-supervised salient object detection (WSOD) aims to develop saliency models using image-level annotations. Despite of the success of previous works, explorations on an effective training strategy for the saliency network and accurate…

Computer Vision and Pattern Recognition · Computer Science 2021-09-07 Yongri Piao , Jian Wang , Miao Zhang , Zhengxuan Ma , Huchuan Lu

Presently, the task of few-shot object detection (FSOD) in remote sensing images (RSIs) has become a focal point of attention. Numerous few-shot detectors, particularly those based on two-stage detectors, face challenges when dealing with…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Wenbin Guan , Zijiu Yang , Xiaohong Wu , Liqiong Chen , Feng Huang , Xiaohai He , Honggang Chen

Few-shot object detection (FSOD) aims to expand an object detector for novel categories given only a few instances for training. However, detecting novel categories with only a few samples usually leads to the problem of misclassification.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-15 Shaobo Lin , Kun Wang , Xingyu Zeng , Rui Zhao

Few-shot learning has recently emerged as a new challenge in the deep learning field: unlike conventional methods that train the deep neural networks (DNNs) with a large number of labeled data, it asks for the generalization of DNNs on new…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Yukuan Yang , Fangyun Wei , Miaojing Shi , Guoqi Li

Previous work on novel object detection considers zero or few-shot settings where none or few examples of each category are available for training. In real world scenarios, it is less practical to expect that 'all' the novel classes are…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Shafin Rahman , Salman Khan , Nick Barnes , Fahad Shahbaz Khan

While recent progress has significantly boosted few-shot classification (FSC) performance, few-shot object detection (FSOD) remains challenging for modern learning systems. Existing FSOD systems follow FSC approaches, ignoring critical…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Tung-I Chen , Yueh-Cheng Liu , Hung-Ting Su , Yu-Cheng Chang , Yu-Hsiang Lin , Jia-Fong Yeh , Wen-Chin Chen , Winston H. Hsu

Weakly-supervised object detection (WSOD) models attempt to leverage image-level annotations in lieu of accurate but costly-to-obtain object localization labels. This oftentimes leads to substandard object detection and localization at…

Computer Vision and Pattern Recognition · Computer Science 2022-12-05 Yuting Wang , Ricardo Guerrero , Vladimir Pavlovic

Few-shot segmentation (FSS) is proposed to segment unknown class targets with just a few annotated samples. Most current FSS methods follow the paradigm of mining the semantics from the support images to guide the query image segmentation.…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Hanbo Bi , Yingchao Feng , Zhiyuan Yan , Yongqiang Mao , Wenhui Diao , Hongqi Wang , Xian Sun

Weakly supervised object detection(WSOD) task uses only image-level annotations to train object detection task. WSOD does not require time-consuming instance-level annotations, so the study of this task has attracted more and more…

Computer Vision and Pattern Recognition · Computer Science 2019-11-27 Sheng Yi , Xi Li , Huimin Ma

Federated Learning (FL) has emerged as a potent framework for training models across distributed data sources while maintaining data privacy. Nevertheless, it faces challenges with limited high-quality labels and non-IID client data,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Taehyeon Kim , Eric Lin , Junu Lee , Christian Lau , Vaikkunth Mugunthan

Source-free object detection adapts a detector pre-trained on a source domain to an unlabeled target domain without requiring access to labeled source data. While this setting is practical as it eliminates the need for the source dataset…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Keon-Hee Park , Seun-An Choe , Gyeong-Moon Park

Recent years have witnessed huge successes in 3D object detection to recognize common objects for autonomous driving (e.g., vehicles and pedestrians). However, most methods rely heavily on a large amount of well-labeled training data. This…

Computer Vision and Pattern Recognition · Computer Science 2023-02-09 Jiawei Liu , Xingping Dong , Sanyuan Zhao , Jianbing Shen