English
Related papers

Related papers: Forest R-CNN: Large-Vocabulary Long-Tailed Object …

200 papers

Real-world data exhibiting skewed distributions pose a serious challenge to existing object detectors. Moreover, the samplers in detectors lead to shifted training label distributions, while the tremendous proportion of background to…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Liang Zhao , Yao Teng , Limin Wang

Recent object detection and instance segmentation tasks mainly focus on datasets with a relatively small set of categories, e.g. Pascal VOC with 20 classes and COCO with 80 classes. The new large vocabulary dataset LVIS brings new…

Computer Vision and Pattern Recognition · Computer Science 2019-11-13 Jingru Tan , Changbao Wang , Quanquan Li , Junjie Yan

In recent years, the task of segmenting foreground objects from background in a video, i.e. video object segmentation (VOS), has received considerable attention. In this paper, we propose a single end-to-end trainable deep neural network,…

Computer Vision and Pattern Recognition · Computer Science 2019-10-02 Ye Lyu , George Vosselman , Gui-Song Xia , Michael Ying Yang

Balancing training on long-tail data distributions remains a long-standing challenge in deep learning. While methods such as re-weighting and re-sampling help alleviate the imbalance issue, limited sample diversity continues to hinder…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Shizhen Zhao , Xin Wen , Jiahui Liu , Chuofan Ma , Chunfeng Yuan , Xiaojuan Qi

Novel Class Discovery aims to utilise prior knowledge of known classes to classify and discover unknown classes from unlabelled data. Existing NCD methods for images primarily rely on visual features, which suffer from limitations such as…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Yuetong Su , Baoguo Wei , Xinyu Wang , Xu Li , Lixin Li

Recently, multimodal large language models (MM-LLMs) have achieved significant success in various tasks, but their high computational costs limit widespread application. The main computational burden arises from processing concatenated text…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Gaotong Yu , Yi Chen , Jian Xu

The conventional detectors tend to make imbalanced classification and suffer performance drop, when the distribution of the training data is severely skewed. In this paper, we propose to use the mean classification score to indicate the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Chengjian Feng , Yujie Zhong , Weilin Huang

Graph Neural Networks (GNNs) have attracted much attention due to their ability in learning representations from graph-structured data. Despite the successful applications of GNNs in many domains, the optimization of GNNs is less well…

Machine Learning · Computer Science 2023-09-06 Langzhang Liang , Zenglin Xu , Zixing Song , Irwin King , Yuan Qi , Jieping Ye

In the long-tailed recognition field, the Decoupled Training paradigm has demonstrated remarkable capabilities among various methods. This paradigm decouples the training process into separate representation learning and classifier…

Computer Vision and Pattern Recognition · Computer Science 2024-03-04 Han Lu , Siyu Sun , Yichen Xie , Liqing Zhang , Xiaokang Yang , Junchi Yan

Real-world imagery is often characterized by a significant imbalance of the number of images per class, leading to long-tailed distributions. An effective and simple approach to long-tailed visual recognition is to learn feature…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Ahmet Iscen , André Araujo , Boqing Gong , Cordelia Schmid

Long-tail learning has received significant attention in recent years due to the challenge it poses with extremely imbalanced datasets. In these datasets, only a few classes (known as the head classes) have an adequate number of training…

Computer Vision and Pattern Recognition · Computer Science 2023-10-30 Jiang-Xin Shi , Tong Wei , Yuke Xiang , Yu-Feng Li

For years, recursive neural networks (RvNNs) have been shown to be suitable for representing text into fixed-length vectors and achieved good performance on several natural language processing tasks. However, the main drawback of RvNNs is…

Computation and Language · Computer Science 2017-11-22 Jihun Choi , Kang Min Yoo , Sang-goo Lee

Instance segmentation models today are very accurate when trained on large annotated datasets, but collecting mask annotations at scale is prohibitively expensive. We address the partially supervised instance segmentation problem in which…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Vighnesh Birodkar , Zhichao Lu , Siyang Li , Vivek Rathod , Jonathan Huang

The heavy reliance on data is one of the major reasons that currently limit the development of deep learning. Data quality directly dominates the effect of deep learning models, and the long-tailed distribution is one of the factors…

Computer Vision and Pattern Recognition · Computer Science 2022-05-30 Lu Yang , He Jiang , Qing Song , Jun Guo

Recently, long-tailed image classification harvests lots of research attention, since the data distribution is long-tailed in many real-world situations. Piles of algorithms are devised to address the data imbalance problem by biasing the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-06 Chaowei Fang , Dingwen Zhang , Wen Zheng , Xue Li , Le Yang , Lechao Cheng , Junwei Han

Recent advancements in Large Vision Language Models (LVLMs) have significantly improved performance in Visual Question Answering (VQA) tasks through multimodal Retrieval-Augmented Generation (RAG). However, existing methods still face…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Qi Yang , Chenghao Zhang , Lubin Fan , Kun Ding , Jieping Ye , Shiming Xiang

Remarkable progress has been made in object instance detection and segmentation in recent years. However, existing state-of-the-art methods are mostly evaluated with fairly balanced and class-limited benchmarks, such as Microsoft COCO…

Computer Vision and Pattern Recognition · Computer Science 2020-08-03 Tao Wang , Yu Li , Bingyi Kang , Junnan Li , Jun Hao Liew , Sheng Tang , Steven Hoi , Jiashi Feng

Instance segmentation is an active topic in computer vision that is usually solved by using supervised learning approaches over very large datasets composed of object level masks. Obtaining such a dataset for any new domain can be very…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Zhenzhen Weng , Mehmet Giray Ogut , Shai Limonchik , Serena Yeung

We propose Rank & Sort (RS) Loss, a ranking-based loss function to train deep object detection and instance segmentation methods (i.e. visual detectors). RS Loss supervises the classifier, a sub-network of these methods, to rank each…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Kemal Oksuz , Baris Can Cam , Emre Akbas , Sinan Kalkan

Recursive Neural Network (RecNN), a type of models which compose words or phrases recursively over syntactic tree structures, has been proven to have superior ability to obtain sentence representation for a variety of NLP tasks. However,…

Computation and Language · Computer Science 2018-08-22 Gehui Shen , Zhi-Hong Deng , Ting Huang , Xi Chen