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Human Activity Recognition (HAR) using deep neural network has become a hot topic in human-computer interaction. Machine can effectively identify human naturalistic activities by learning from a large collection of sensor data. Activity…

Computer Vision and Pattern Recognition · Computer Science 2019-06-12 Jun Long , WuQing Sun , Zhan Yang , Osolo Ian Raymond

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…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Weng Tingyu , Xiao Jun , Jiang Haiyong

We propose a one-class neural network (OC-NN) model to detect anomalies in complex data sets. OC-NN combines the ability of deep networks to extract a progressively rich representation of data with the one-class objective of creating a…

Machine Learning · Computer Science 2019-01-14 Raghavendra Chalapathy , Aditya Krishna Menon , Sanjay Chawla

Deep neural networks have made breakthroughs in a wide range of visual understanding tasks. A typical challenge that hinders their real-world applications is that unknown samples may be fed into the system during the testing phase, but…

Computer Vision and Pattern Recognition · Computer Science 2021-02-10 Xin Sun , Chi Zhang , Guosheng Lin , Keck-Voon Ling

In this paper, we aim to improve the performance of a deep learning model towards image classification tasks, proposing a novel anchor-based training methodology, named \textit{Online Anchor-based Training} (OAT). The OAT method, guided by…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Maria Tzelepi , Vasileios Mezaris

It has become increasingly difficult to understand the complex interaction between modern applications and main memory, composed of DRAM chips. Manufacturers are now selling and proposing many different types of DRAM, with each DRAM type…

Hardware Architecture · Computer Science 2019-10-21 Saugata Ghose , Tianshi Li , Nastaran Hajinazar , Damla Senol Cali , Onur Mutlu

Open set recognition (OSR), aiming to simultaneously classify the seen classes and identify the unseen classes as 'unknown', is essential for reliable machine learning.The key challenge of OSR is how to reduce the empirical classification…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Guangyao Chen , Peixi Peng , Xiangqian Wang , Yonghong Tian

The paper presents Multi-layer Auto Resonance Networks (ARN), a new neural model, for image recognition. Neurons in ARN, called Nodes, latch on to an incoming pattern and resonate when the input is within its 'coverage.' Resonance allows…

Computer Vision and Pattern Recognition · Computer Science 2020-10-12 Shilpa Mayannavar , Uday Wali , V M Aparanji

The ability to identify whether or not a test sample belongs to one of the semantic classes in a classifier's training set is critical to practical deployment of the model. This task is termed open-set recognition (OSR) and has received…

Computer Vision and Pattern Recognition · Computer Science 2022-04-15 Sagar Vaze , Kai Han , Andrea Vedaldi , Andrew Zisserman

Automatic Target Recognition (ATR) is a category of computer vision algorithms which attempts to recognize targets on data obtained from different sensors. ATR algorithms are extensively used in real-world scenarios such as military and…

Computer Vision and Pattern Recognition · Computer Science 2022-11-14 Bardia Safaei , Vibashan VS , Celso M. de Melo , Shuowen Hu , Vishal M. Patel

Active learning enables the efficient construction of a labeled dataset by labeling informative samples from an unlabeled dataset. In a real-world active learning scenario, considering the diversity of the selected samples is crucial…

Machine Learning · Computer Science 2022-07-15 Yeachan Kim , Bonggun Shin

In many applications, data is easy to acquire but expensive and time-consuming to label prominent examples include medical imaging and NLP. This disparity has only grown in recent years as our ability to collect data improves. Under these…

Machine Learning · Computer Science 2021-04-07 Jaya Krishna Mandivarapu , Blake Camp , Rolando Estrada

The great success that deep models have achieved in the past is mainly owed to large amounts of labeled training data. However, the acquisition of labeled data for new tasks aside from existing benchmarks is both challenging and costly.…

Computer Vision and Pattern Recognition · Computer Science 2018-09-27 Clemens-Alexander Brust , Christoph Käding , Joachim Denzler

The current generation of deep neural networks has achieved close-to-human results on "closed-set" image recognition; that is, the classes being evaluated overlap with the training classes. Many recent methods attempt to address the…

Image and Video Processing · Electrical Eng. & Systems 2021-10-22 Zongyuan Ge , Xin Wang

In open-set recognition (OSR), classifiers should be able to reject unknown-class samples while maintaining high closed-set classification accuracy. To effectively solve the OSR problem, previous studies attempted to limit latent feature…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Wonwoo Cho , Jaegul Choo

Modern lane detection methods have achieved remarkable performances in complex real-world scenarios, but many have issues maintaining real-time efficiency, which is important for autonomous vehicles. In this work, we propose LaneATT: an…

Computer Vision and Pattern Recognition · Computer Science 2020-11-19 Lucas Tabelini , Rodrigo Berriel , Thiago M. Paixão , Claudine Badue , Alberto F. De Souza , Thiago Oliveira-Santos

Open-set recognition and adversarial defense study two key aspects of deep learning that are vital for real-world deployment. The objective of open-set recognition is to identify samples from open-set classes during testing, while…

Computer Vision and Pattern Recognition · Computer Science 2020-09-03 Rui Shao , Pramuditha Perera , Pong C. Yuen , Vishal M. Patel

Object detection methods have witnessed impressive improvements in the last years thanks to the design of novel neural network architectures and the availability of large scale datasets. However, current methods have a significant…

Computer Vision and Pattern Recognition · Computer Science 2022-08-25 Dario Fontanel , Matteo Tarantino , Fabio Cermelli , Barbara Caputo

Open-set recognition and adversarial defense study two key aspects of deep learning that are vital for real-world deployment. The objective of open-set recognition is to identify samples from open-set classes during testing, while…

Computer Vision and Pattern Recognition · Computer Science 2022-02-15 Rui Shao , Pramuditha Perera , Pong C. Yuen , Vishal M. Patel

Unknown examples that are unseen during training often appear in real-world machine learning tasks, and an intelligent self-learning system should be able to distinguish between known and unknown examples. Accordingly, open set recognition…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Jaeyeon Jang , Chang Ouk Kim