English
Related papers

Related papers: Data-Driven Hierarchical Open Set Recognition

200 papers

Open Set Recognition (OSR) has been an emerging topic. Besides recognizing predefined classes, the system needs to reject the unknowns. Prototype learning is a potential manner to handle the problem, as its ability to improve intra-class…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Jing Lu , Yunxu Xu , Hao Li , Zhanzhan Cheng , Yi Niu

How can we accurately identify new memory workloads while classifying known memory workloads? Verifying DRAM (Dynamic Random Access Memory) using various workloads is an important task to guarantee the quality of DRAM. A crucial component…

Artificial Intelligence · Computer Science 2022-12-20 Jun-Gi Jang , Sooyeon Shim , Vladimir Egay , Jeeyong Lee , Jongmin Park , Suhyun Chae , U Kang

Open-World Recognition (OWR) is an emerging field that makes a machine learning model competent in rejecting the unknowns, managing them, and incrementally adding novel samples to the base knowledge. However, this broad objective is not…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Gusti Ahmad Fanshuri Alfarisy , Owais Ahmed Malik , Ong Wee Hong

Open Set Domain Adaptation (OSDA) bridges the domain gap between a labeled source domain and an unlabeled target domain, while also rejecting target classes that are not present in the source. To avoid negative transfer, OSDA can be tackled…

Computer Vision and Pattern Recognition · Computer Science 2020-07-27 Silvia Bucci , Mohammad Reza Loghmani , Tatiana Tommasi

In the realm of automated robotic surgery and computer-assisted interventions, understanding robotic surgical activities stands paramount. Existing algorithms dedicated to surgical activity recognition predominantly cater to pre-defined…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Long Bai , Guankun Wang , Jie Wang , Xiaoxiao Yang , Huxin Gao , Xin Liang , An Wang , Mobarakol Islam , Hongliang Ren

We investigate the scalable image classification problem with a large number of categories. Hierarchical visual data structures are helpful for improving the efficiency and performance of large-scale multi-class classification. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2017-09-18 Yanyun Qu , Li Lin , Fumin Shen , Chang Lu , Yang Wu , Yuan Xie , Dacheng Tao

The classification of textual data often yields important information. Most classifiers work in a closed world setting where the classifier is trained on a known corpus, and then it is tested on unseen examples that belong to one of the…

Machine Learning · Computer Science 2022-12-27 Justin Leo , Jugal Kalita

Hierarchical open-set classification handles previously unseen classes by assigning them to the most appropriate high-level category in a class taxonomy. We extend this paradigm to the semi-supervised setting, enabling the use of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Erik Wallin , Fredrik Kahl , Lars Hammarstrand

We introduce a new framework for analyzing classification datasets based on the ratios of reconstruction errors between autoencoders trained on individual classes. This analysis framework enables efficient characterization of datasets on…

Machine Learning · Computer Science 2024-12-04 Jacob Marks , Brent A. Griffin , Jason J. Corso

Recent advances in Hierarchical Multi-label Classification (HMC), particularly neurosymbolic-based approaches, have demonstrated improved consistency and accuracy by enforcing constraints on a neural model during training. However, such…

Machine Learning · Computer Science 2025-12-29 Joshua Shay Kricheli , Khoa Vo , Aniruddha Datta , Spencer Ozgur , Paulo Shakarian

Combining multiple datasets enables performance boost on many computer vision tasks. But similar trend has not been witnessed in object detection when combining multiple datasets due to two inconsistencies among detection datasets: taxonomy…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Lingchen Meng , Xiyang Dai , Yinpeng Chen , Pengchuan Zhang , Dongdong Chen , Mengchen Liu , Jianfeng Wang , Zuxuan Wu , Lu Yuan , Yu-Gang Jiang

In the past few years, we have seen great progress in perception algorithms, particular through the use of deep learning. However, most existing approaches focus on a few categories of interest, which represent only a small fraction of the…

Computer Vision and Pattern Recognition · Computer Science 2019-10-25 Kelvin Wong , Shenlong Wang , Mengye Ren , Ming Liang , Raquel Urtasun

This report demonstrates our solution for the Open Images 2018 Challenge. Based on our detailed analysis on the Open Images Datasets (OID), it is found that there are four typical features: large-scale, hierarchical tag system, severe…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Yuan Gao , Xingyuan Bu , Yang Hu , Hui Shen , Ti Bai , Xubin Li , Shilei Wen

Current mainstream SAR image object detection methods still lack robustness when dealing with unknown objects in open environments. Open-set detection aims to enable detectors trained on a closed set to detect all known objects and identify…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Xiayang Xiao , Zhuoxuan Li , Haipeng Wang

Recent advancements in deep learning have greatly enhanced 3D object recognition, but most models are limited to closed-set scenarios, unable to handle unknown samples in real-world applications. Open-set recognition (OSR) addresses this…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Jinfeng Xu , Xianzhi Li , Yuan Tang , Xu Han , Qiao Yu , Yixue Hao , Long Hu , Min Chen

The existing continual learning methods are mainly focused on fully-supervised scenarios and are still not able to take advantage of unlabeled data available in the environment. Some recent works tried to investigate semi-supervised…

Language-Guided object recognition in remote sensing imagery is crucial for large-scale mapping and automated data annotation. However, existing open-vocabulary and visual grounding methods rely on explicit category cues, limiting their…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Yijie Zheng , Weijie Wu , Qingyun Li , Xuehui Wang , Xu Zhou , Aiai Ren , Jun Shen , Long Zhao , Guoqing Li , Xue Yang

In open-set semi-supervised learning (OSSL), we consider unlabeled datasets that may contain unknown classes. Existing OSSL methods often use the softmax confidence for classifying data as in-distribution (ID) or out-of-distribution (OOD).…

Machine Learning · Computer Science 2026-01-26 Erik Wallin , Lennart Svensson , Fredrik Kahl , Lars Hammarstrand

Hierarchical Text Classification (HTC) is a natural language processing task with the objective to classify text documents into a set of classes from a structured class hierarchy. Many HTC approaches have been proposed which attempt to…

Information Retrieval · Computer Science 2024-12-02 Jaco du Toit , Herman Redelinghuys , Marcel Dunaiski

Real-world classification tasks are frequently required to work in an open-set setting. This is especially challenging for few-shot learning problems due to the small sample size for each known category, which prevents existing open-set…

Computer Vision and Pattern Recognition · Computer Science 2021-09-15 Jedrzej Kozerawski , Matthew Turk