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Current Zero-Shot Learning (ZSL) approaches are restricted to recognition of a single dominant unseen object category in a test image. We hypothesize that this setting is ill-suited for real-world applications where unseen objects appear…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Shafin Rahman , Salman Khan , Fatih Porikli

Modern object detectors have achieved impressive progress under the close-set setup. However, open-set object detection (OSOD) remains challenging since objects of unknown categories are often misclassified to existing known classes. In…

Computer Vision and Pattern Recognition · Computer Science 2022-05-10 Jiaming Han , Yuqiang Ren , Jian Ding , Xingjia Pan , Ke Yan , Gui-Song Xia

Advancements in deep learning are revolutionizing science and engineering. The immense success of deep learning is largely due to its ability to extract essential high-dimensional (HD) features from input data and make inference decisions…

Machine Learning · Computer Science 2025-01-30 Md Tauhidul Islam , Lei Xing

Traditional semi-supervised object detection methods assume a fixed set of object classes (in-distribution or ID classes) during training and deployment, which limits performance in real-world scenarios where unseen classes…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Garvita Allabadi , Ana Lucic , Siddarth Aananth , Tiffany Yang , Yu-Xiong Wang , Vikram Adve

Deep neural networks have achieved promising progress in remote sensing (RS) image classification, for which the training process requires abundant samples for each class. However, it is time-consuming and unrealistic to annotate labels for…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Wenjia Xu , Jiuniu Wang , Zhiwei Wei , Mugen Peng , Yirong Wu

If an unknown example that is not seen during training appears, most recognition systems usually produce overgeneralized results and determine that the example belongs to one of the known classes. To address this problem,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-25 Jaeyeon Jang , Chang Ouk Kim

Open World Object Detection (OWOD) is a novel and challenging computer vision task that enables object detection with the ability to detect unknown objects. Existing methods typically estimate the object likelihood with an additional…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Yulin He , Wei Chen , Yusong Tan , Siqi Wang

Deep convolutional neural networks (CNNs) have demonstrated remarkable success in computer vision by supervisedly learning strong visual feature representations. However, training CNNs relies heavily on the availability of exhaustive…

Computer Vision and Pattern Recognition · Computer Science 2019-05-31 Jiabo Huang , Qi Dong , Shaogang Gong , Xiatian Zhu

Deep neural networks suffer from the major limitation of catastrophic forgetting old tasks when learning new ones. In this paper we focus on class incremental continual learning in semantic segmentation, where new categories are made…

Computer Vision and Pattern Recognition · Computer Science 2021-11-25 Umberto Michieli , Pietro Zanuttigh

Deep neural networks (DNN) can achieve high performance when applied to In-Distribution (ID) data which come from the same distribution as the training set. When presented with anomaly inputs not from the ID, the outputs of a DNN should be…

Machine Learning · Computer Science 2021-10-08 Fangzhen Zhao , Chenyi Zhang , Naipeng Dong , Zefeng You , Zhenxin Wu

The memorization effect of deep neural network (DNN) plays a pivotal role in many state-of-the-art label-noise learning methods. To exploit this property, the early stopping trick, which stops the optimization at the early stage of…

Machine Learning · Computer Science 2021-12-28 Yingbin Bai , Erkun Yang , Bo Han , Yanhua Yang , Jiatong Li , Yinian Mao , Gang Niu , Tongliang Liu

Updating diffusion models in an incremental setting would be practical in real-world applications yet computationally challenging. We present a novel learning strategy of Concept Neuron Selection (CNS), a simple yet effective approach to…

Machine Learning · Computer Science 2025-10-07 Yu-Chien Liao , Jr-Jen Chen , Chi-Pin Huang , Ci-Siang Lin , Meng-Lin Wu , Yu-Chiang Frank Wang

Current methods aggregate multi-level features or introduce edge and skeleton to get more refined saliency maps. However, little attention is paid to how to obtain the complete salient object in cluttered background, where the targets are…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Ge Zhu , Jinbao Li , Yahong Guo

In the realm of novelty detection, accurately identifying outliers in data without specific class information poses a significant challenge. While current methods excel in single-object scenarios, they struggle with multi-object situations…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Mohammadreza Salehi , Nikolaos Apostolikas , Efstratios Gavves , Cees G. M. Snoek , Yuki M. Asano

Alleviating catastrophic forgetting while enabling further learning is a primary challenge in continual learning (CL). Orthogonal-based training methods have gained attention for their efficiency and strong theoretical properties, and many…

Machine Learning · Computer Science 2026-02-26 Cuong Anh Pham , Praneeth Vepakomma , Samuel Horváth

In this paper, we propose Describe-and-Dissect (DnD), a novel method to describe the roles of hidden neurons in vision networks. DnD utilizes recent advancements in multimodal deep learning to produce complex natural language descriptions,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Nicholas Bai , Rahul A. Iyer , Tuomas Oikarinen , Akshay Kulkarni , Tsui-Wei Weng

Node importance estimation problem has been studied conventionally with homogeneous network topology analysis. To deal with network heterogeneity, a few recent methods employ graph neural models to automatically learn diverse sources of…

Social and Information Networks · Computer Science 2024-02-21 Yankai Chen , Yixiang Fang , Qiongyan Wang , Xin Cao , Irwin King

Semi-supervised learning (SSL) methods assume that labeled data, unlabeled data and test data are from the same distribution. Open-set semi-supervised learning (Open-set SSL) considers a more practical scenario, where unlabeled data and…

Machine Learning · Computer Science 2024-04-16 Yang Yu , Danruo Deng , Furui Liu , Yueming Jin , Qi Dou , Guangyong Chen , Pheng-Ann Heng

Machine learning models often encounter samples that are diverged from the training distribution. Failure to recognize an out-of-distribution (OOD) sample, and consequently assign that sample to an in-class label significantly compromises…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Mohammadreza Salehi , Hossein Mirzaei , Dan Hendrycks , Yixuan Li , Mohammad Hossein Rohban , Mohammad Sabokrou

Deep neural networks (DNNs) can easily be cheated by some imperceptible but purposeful noise added to images, and erroneously classify them. Previous defensive work mostly focused on retraining the models or detecting the noise, but has…

Artificial Intelligence · Computer Science 2024-05-31 Jing Wen