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Developing data-efficient instance detection models that can handle rare object categories remains a key challenge in computer vision. However, existing research often overlooks data collection strategies and evaluation metrics tailored to…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Boyang Deng , Meiyan Lin , Shoulun Long

Low-Rank Adaptation (LoRA) is extensively utilized in text-to-image models for the accurate rendition of specific elements like distinct characters or unique styles in generated images. Nonetheless, existing methods face challenges in…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Ming Zhong , Yelong Shen , Shuohang Wang , Yadong Lu , Yizhu Jiao , Siru Ouyang , Donghan Yu , Jiawei Han , Weizhu Chen

Few-shot semantic segmentation models aim to segment images after learning from only a few annotated examples. A key challenge for them is how to avoid overfitting because limited training data is available. While prior works usually…

Computer Vision and Pattern Recognition · Computer Science 2021-10-14 Yinan Zhao , Brian Price , Scott Cohen , Danna Gurari

Recent advances in crowd counting have achieved promising results with increasingly complex convolutional neural network designs. However, due to the unpredictable domain shift, generalizing trained model to unseen scenarios is often…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Li Wang , Yongbo Li , Xiangyang Xue

Open-set few-shot image classification aims to train models using a small amount of labeled data, enabling them to achieve good generalization when confronted with unknown environments. Existing methods mainly use visual information from a…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Kexuan Shi , Zhuang Qi , Jingjing Zhu , Lei Meng , Yaochen Zhang , Haibei Huang , Xiangxu Meng

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

Object detection has achieved substantial progress in the last decade. However, detecting novel classes with only few samples remains challenging, since deep learning under low data regime usually leads to a degraded feature space. Existing…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Yuhang Cao , Jiaqi Wang , Ying Jin , Tong Wu , Kai Chen , Ziwei Liu , Dahua Lin

Few-shot object detection (FSOD) identifies objects from extremely few annotated samples. Most existing FSOD methods, recently, apply the two-stage learning paradigm, which transfers the knowledge learned from abundant base classes to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Zhimeng Xin , Tianxu Wu , Shiming Chen , Yixiong Zou , Ling Shao , Xinge You

Few-shot learning aims to recognize instances from novel classes with few labeled samples, which has great value in research and application. Although there has been a lot of work in this area recently, most of the existing work is based on…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Congqi Cao , Yajuan Li , Qinyi Lv , Peng Wang , Yanning Zhang

Top-N recommendation is a challenging problem because complex and sparse user-item interactions should be adequately addressed to achieve high-quality recommendation results. The local latent factor approach has been successfully used with…

Information Retrieval · Computer Science 2021-03-31 Minjin Choi , Yoonki Jeong , Joonseok Lee , Jongwuk Lee

It is widely accepted that reasoning about object shape is important for object recognition. However, the most powerful object recognition methods today do not explicitly make use of object shape during learning. In this work, motivated by…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Stefan Stojanov , Anh Thai , James M. Rehg

Few-shot object detection (FSOD) aims to achieve object detection only using a few novel class training data. Most of the existing methods usually adopt a transfer-learning strategy to construct the novel class distribution by transferring…

Computer Vision and Pattern Recognition · Computer Science 2024-01-01 Hefei Mei , Taijin Zhao , Shiyuan Tang , Heqian Qiu , Lanxiao Wang , Minjian Zhang , Fanman Meng , Hongliang Li

Object detection is a critical field in computer vision focusing on accurately identifying and locating specific objects in images or videos. Traditional methods for object detection rely on large labeled training datasets for each object…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Vishal Chudasama , Hiran Sarkar , Pankaj Wasnik , Vineeth N Balasubramanian , Jayateja Kalla

Few-shot object detection (FSOD) often suffers from base-class bias and unstable calibration when only a few novel samples are available. We propose Prototype-Driven Alignment (PDA), a lightweight, plug-in metric head for DeFRCN that…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Yushen Huang , Zhiming Wang

Few-shot semantic segmentation aims to learn to segment unseen class objects with the guidance of only a few support images. Most previous methods rely on the pixel-level label of support images. In this paper, we focus on a more…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Haohan Wang , Liang Liu , Wuhao Zhang , Jiangning Zhang , Zhenye Gan , Yabiao Wang , Chengjie Wang , Haoqian Wang

Recent advancements in large-scale pretraining in natural language processing have enabled pretrained vision-language models such as CLIP to effectively align images and text, significantly improving performance in zero-shot image…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Thanh Hieu Cao , Trung Khang Tran , Gia Thinh Pham , Tuong Nghiem Diep , Thanh Binh Nguyen

The goal of few-shot fine-grained image classification is to recognize rarely seen fine-grained objects in the query set, given only a few samples of this class in the support set. Previous works focus on learning discriminative image…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Yike Wu , Bo Zhang , Gang Yu , Weixi Zhang , Bin Wang , Tao Chen , Jiayuan Fan

Despite their success in various vision tasks, deep neural network architectures often underperform in out-of-distribution scenarios due to the difference between training and target domain style. To address this limitation, we introduce…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Robin Gerster , Holger Caesar , Matthias Rapp , Alexander Wolpert , Michael Teutsch

One practical approach to infer 3D scene structure from a single image is to retrieve a closely matching 3D model from a database and align it with the object in the image. Existing methods rely on supervised training with images and pose…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Pattaramanee Arsomngern , Sasikarn Khwanmuang , Matthias Nießner , Supasorn Suwajanakorn

Universal domain adaptation (UniDA) aims to address domain and category shifts across data sources. Recently, due to more stringent data restrictions, researchers have introduced source-free UniDA (SF-UniDA). SF-UniDA methods eliminate the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Xinghong Liu , Yi Zhou , Tao Zhou , Chun-Mei Feng , Ling Shao