English
Related papers

Related papers: Open-Set Recognition Using Intra-Class Splitting

200 papers

Assuming unknown classes could be present during classification, the open set recognition (OSR) task aims to classify an instance into a known class or reject it as unknown. In this paper, we use a two-stage training strategy for the OSR…

Computer Vision and Pattern Recognition · Computer Science 2022-09-30 Jingyun Jia , Philip K. Chan

Reliable confidence estimation for deep neural classifiers is a challenging yet fundamental requirement in high-stakes applications. Unfortunately, modern deep neural networks are often overconfident for their erroneous predictions. In this…

Machine Learning · Computer Science 2023-03-31 Fei Zhu , Zhen Cheng , Xu-Yao Zhang , Cheng-Lin Liu

In the real world, a learning system could receive an input that is unlike anything it has seen during training. Unfortunately, out-of-distribution samples can lead to unpredictable behaviour. We need to know whether any given input belongs…

Machine Learning · Computer Science 2019-08-21 Alireza Shafaei , Mark Schmidt , James J. Little

Neural network systems describe complex mappings that can be very difficult to understand. In this paper, we study the inverse problem of determining the input images that get mapped to specific neural network classes. Ultimately, we expect…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Rebecca Pattichis , Sebastian Janampa , Constantinos S. Pattichis , Marios S. Pattichis

Deep neural networks for image classification only learn to map in-distribution inputs to their corresponding ground truth labels in training without differentiating out-of-distribution samples from in-distribution ones. This results from…

Machine Learning · Computer Science 2023-08-29 Zhilin Zhao , Longbing Cao , Kun-Yu Lin

Open set recognition is an emerging research area that aims to simultaneously classify samples from predefined classes and identify the rest as 'unknown'. In this process, one of the key challenges is to reduce the risk of generalizing the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Guangyao Chen , Limeng Qiao , Yemin Shi , Peixi Peng , Jia Li , Tiejun Huang , Shiliang Pu , Yonghong Tian

Deep learning has become very popular for tasks such as predictive modeling and pattern recognition in handling big data. Deep learning is a powerful machine learning method that extracts lower level features and feeds them forward for the…

Machine Learning · Computer Science 2018-03-07 Steven Young , Tamer Abdou , Ayse Bener

We present a new approach, called meta-meta classification, to learning in small-data settings. In this approach, one uses a large set of learning problems to design an ensemble of learners, where each learner has high bias and low variance…

Machine Learning · Computer Science 2020-06-16 Arkabandhu Chowdhury , Dipak Chaudhari , Swarat Chaudhuri , Chris Jermaine

In congested electromagnetic environments, cognitive radios require knowledge about other emitters in order to optimize their dynamic spectrum access strategy. Deep learning classification algorithms have been used to recognize the wireless…

Signal Processing · Electrical Eng. & Systems 2021-08-04 Samuel R. Shebert , Anthony F. Martone , R. Michael Buehrer

Data classification techniques partition the data or feature space into smaller sub-spaces, each corresponding to a specific class. To classify into subspaces, physical features e.g., distance and distributions are utilized. This approach…

Machine Learning · Computer Science 2025-03-11 Josimar Chire , Khalid Mahmood , Zhao Liang

In recent years, the remarkable success of deep neural networks (DNNs) in computer vision is largely due to large-scale, high-quality labeled datasets. Training directly on real-world datasets with label noise may result in overfitting. The…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Yuandi Zhao , Qianxi Xia , Yang Sun , Zhijie Wen , Liyan Ma , Shihui Ying

Deep learning, in general, focuses on training a neural network from large labeled datasets. Yet, in many cases there is value in training a network just from the input at hand. This is particularly relevant in many signal and image…

Machine Learning · Computer Science 2024-04-09 Tom Tirer , Raja Giryes , Se Young Chun , Yonina C. Eldar

In the deep-learning community new algorithms are published at an incredible pace. Therefore, solving an image classification problem for new datasets becomes a challenging task, as it requires to re-evaluate published algorithms and their…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Florian Scheidegger , Roxana Istrate , Giovanni Mariani , Luca Benini , Costas Bekas , Cristiano Malossi

Deep neural networks have achieved great success in computer vision, speech recognition and many other areas. The potential of recurrent neural networks especially the Long Short-Term Memory (LSTM) for open set communication signal…

Signal Processing · Electrical Eng. & Systems 2020-02-28 Youwei Guo , Hongyu Jiang , Jing Wu , Jie Zhou

Anomaly detection is the problem of recognizing abnormal inputs based on the seen examples of normal data. Despite recent advances of deep learning in recognizing image anomalies, these methods still prove incapable of handling complex…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Nina Shvetsova , Bart Bakker , Irina Fedulova , Heinrich Schulz , Dmitry V. Dylov

Deep Learning heavily depends on large labeled datasets which limits further improvements. While unlabeled data is available in large amounts, in particular in image recognition, it does not fulfill the closed world assumption of…

Machine Learning · Computer Science 2020-12-24 Maximilian Augustin , Matthias Hein

This paper takes a problem-oriented perspective and presents a comprehensive review of transfer learning methods, both shallow and deep, for cross-dataset visual recognition. Specifically, it categorises the cross-dataset recognition into…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Jing Zhang , Wanqing Li , Philip Ogunbona , Dong Xu

Recognizing and telling similar objects apart is even hard for human beings. In this paper, we show that there is a phenomenon of class interference with all deep neural networks. Class interference represents the learning difficulty in…

Machine Learning · Computer Science 2022-11-04 Dongcui Diao , Hengshuai Yao , Bei Jiang

With the of advent rich classification models and high computational power visual recognition systems have found many operational applications. Recognition in the real world poses multiple challenges that are not apparent in controlled lab…

Computer Vision and Pattern Recognition · Computer Science 2015-12-01 Abhijit Bendale , Terrance Boult

Deep learning based methods have seen a massive rise in popularity for hyperspectral image classification over the past few years. However, the success of deep learning is attributed greatly to numerous labeled samples. It is still very…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Bing Liu , Anzhu Yu , Pengqiang Zhang , Lei Ding , Wenyue Guo , Kuiliang Gao , Xibing Zuo