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Heterogeneous sensor fusion is vital for detecting, localizing, and classifying CBRNE threats. However, individual sensors are often only capable of detecting a subset of relevant threats with varying reliability or can even provide only…

机器学习 · 计算机科学 2026-05-22 Jan Nausner , Michael Hubner

Open-set supervised anomaly detection (OSAD) - a recently emerging anomaly detection area - aims at utilizing a few samples of anomaly classes seen during training to detect unseen anomalies (i.e., samples from open-set anomaly classes),…

计算机视觉与模式识别 · 计算机科学 2024-03-19 Jiawen Zhu , Choubo Ding , Yu Tian , Guansong Pang

Nowadays, service robots are appearing more and more in our daily life. For this type of robot, open-ended object category learning and recognition is necessary since no matter how extensive the training data used for batch learning, the…

机器人学 · 计算机科学 2021-01-01 Hamidreza Kasaei

Getting a robust time-series clustering with best choice of distance measure and appropriate representation is always a challenge. We propose a novel mechanism to identify the clusters combining learned compact representation of…

机器学习 · 计算机科学 2021-01-12 Soma Bandyopadhyay , Anish Datta , Arpan Pal

This paper introduces an innovative approach to open world recognition (OWR), where we leverage knowledge acquired from known objects to address the recognition of previously unseen objects. The traditional method of object modeling relies…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Paridhi Singh , Arun Kumar

Despite advances in image classification methods, detecting the samples not belonging to the training classes is still a challenging problem. There has been a burst of interest in this subject recently, which is called Open-Set Recognition…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Mohammad Azizmalayeri , Mohammad Hossein Rohban

Open set recognition requires a classifier to detect samples not belonging to any of the classes in its training set. Existing methods fit a probability distribution to the training samples on their embedding space and detect outliers…

计算机视觉与模式识别 · 计算机科学 2020-08-05 Hongjie Zhang , Ang Li , Jie Guo , Yanwen Guo

The growing urban complexity demands an efficient algorithm to acquire and process various sensor information from autonomous vehicles. In this paper, we introduce an algorithm to utilize object detection results from the image to…

计算机视觉与模式识别 · 计算机科学 2021-03-02 Madhumitha Sakthi , Ahmed Tewfik

Open-set semi-supervised learning (OSSL) embodies a practical scenario within semi-supervised learning, wherein the unlabeled training set encompasses classes absent from the labeled set. Many existing OSSL methods assume that these…

机器学习 · 计算机科学 2023-12-04 Erik Wallin , Lennart Svensson , Fredrik Kahl , Lars Hammarstrand

This paper proposes a method to use deep neural networks as end-to-end open-set classifiers. It is based on intra-class data splitting. In open-set recognition, only samples from a limited number of known classes are available for training.…

机器学习 · 计算机科学 2019-11-21 Patrick Schlachter , Yiwen Liao , Bin Yang

Zero-shot action recognition is the task of recognizingaction classes without visual examples, only with a seman-tic embedding which relates unseen to seen classes. Theproblem can be seen as learning a function which general-izes well to…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Shreyank N Gowda , Laura Sevilla-Lara , Frank Keller , Marcus Rohrbach

Classification is a fundamental task in machine learning and data mining. Existing classification methods are designed to classify unknown instances within a set of previously known training classes. Such a classification takes the form of…

机器学习 · 计算机科学 2018-03-02 Wajdi Dhifli , Abdoulaye Baniré Diallo

One-Class Classification (OCC) is a special case of multi-class classification, where data observed during training is from a single positive class. The goal of OCC is to learn a representation and/or a classifier that enables recognition…

计算机视觉与模式识别 · 计算机科学 2021-01-11 Pramuditha Perera , Poojan Oza , Vishal M. Patel

Open set domain adaptation aims to diminish the domain shift across domains, with partially shared classes. There exist unknown target samples out of the knowledge of source domain. Compared to the close set setting, how to separate the…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Qianyu Feng , Guoliang Kang , Hehe Fan , Yi Yang

Deep neural networks have achieved impressive success in large-scale visual object recognition tasks with a predefined set of classes. However, recognizing objects of novel classes unseen during training still remains challenging. The…

计算机视觉与模式识别 · 计算机科学 2018-06-18 Kibok Lee , Kimin Lee , Kyle Min , Yuting Zhang , Jinwoo Shin , Honglak Lee

Land cover classification of satellite imagery is an important step toward analyzing the Earth's surface. Existing models assume a closed-set setting where both the training and testing classes belong to the same label set. However, due to…

计算机视觉与模式识别 · 计算机科学 2020-07-22 Razieh Kaviani Baghbaderani , Ying Qu , Hairong Qi , Craig Stutts

While convolutional neural networks have brought significant advances in robot vision, their ability is often limited to closed world scenarios, where the number of semantic concepts to be recognized is determined by the available training…

计算机视觉与模式识别 · 计算机科学 2020-12-01 Dario Fontanel , Fabio Cermelli , Massimiliano Mancini , Samuel Rota Bulò , Elisa Ricci , Barbara Caputo

3D recognition is the foundation of 3D deep learning in many emerging fields, such as autonomous driving and robotics.Existing 3D methods mainly focus on the recognition of a fixed set of known classes and neglect possible unknown classes…

计算机视觉与模式识别 · 计算机科学 2022-11-22 Weng Tingyu , Xiao Jun , Jiang Haiyong

We propose Ordered Subspace Clustering (OSC) to segment data drawn from a sequentially ordered union of subspaces. Similar to Sparse Subspace Clustering (SSC) we formulate the problem as one of finding a sparse representation but include an…

计算机视觉与模式识别 · 计算机科学 2015-04-17 Stephen Tierney , Yi Guo , Junbin Gao

Recent segmentation methods, such as OCR and CPNet, utilizing "class level" information in addition to pixel features, have achieved notable success for boosting the accuracy of existing network modules. However, the extracted class-level…

计算机视觉与模式识别 · 计算机科学 2022-07-15 Ye Huang , Di Kang , Liang Chen , Xuefei Zhe , Wenjing Jia , Xiangjian He , Linchao Bao