Auto-encoders in deep learning—a review with new perspectives

S Chen, W Guo - Mathematics, 2023 - mdpi.com
Deep learning, which is a subfield of machine learning, has opened a new era for the
development of neural networks. The auto-encoder is a key component of deep structure …

Deep learning for anomaly detection: A survey

R Chalapathy, S Chawla - arxiv preprint arxiv:1901.03407, 2019 - arxiv.org
Anomaly detection is an important problem that has been well-studied within diverse
research areas and application domains. The aim of this survey is two-fold, firstly we present …

Spatio-temporal fall event detection in complex scenes using attention guided LSTM

Q Feng, C Gao, L Wang, Y Zhao, T Song, Q Li - Pattern Recognition Letters, 2020 - Elsevier
Fall events are one of the greatest risks for public safety, especially in some complex scenes
with large number of people. Nevertheless, there are few researches on fall detection in …

Identification of high-risk roadway segments for wrong-way driving crash using rare event modeling and data augmentation techniques

MT Ashraf, K Dey, S Mishra - Accident Analysis & Prevention, 2023 - Elsevier
Abstract Wrong-Way Driving (WWD) crashes are relatively rare but more likely to produce
fatalities and severe injuries than other crashes. WWD crash segment prediction task is …

Unsupervised video anomaly detection based on similarity with predefined text descriptions

J Kim, S Yoon, T Choi, S Sull - Sensors, 2023 - mdpi.com
Research on video anomaly detection has mainly been based on video data. However,
many real-world cases involve users who can conceive potential normal and abnormal …

Deep reinforcement learning-based anomaly detection for video surveillance

S Aberkane, M Elarbi-Boudihir - Informatica, 2022 - informatica.si
The anomaly detection in automated video surveillance is considered as one of the most
critical tasks to be solved, in which we aim to detect a variety of real-world abnormalities …

Anomaly detection in surveillance video using pose estimation

A Thyagarajmurthy, MG Ninad, BG Rakesh… - Emerging Research in …, 2019 - Springer
In this paper, we focus on key points detection of a person. We judge the abnormal behavior
of the person by detecting the motion of key points of that person. In the starting frame, we …

Real-time video surveillance system for detecting malicious actions and weapons in public spaces

M Narayanan, S Jaju, A Nair, A Mhatre… - Computer Networks and …, 2021 - Springer
In today's world, thousands of surveillance cameras have been working round the clock.
These cameras are installed at railway stations, ATMs, streets and all the public spaces that …

Unsupervised anomaly detection of the first person in gait from an egocentric camera

M Masuda, R Hachiuma, R Fujii, H Saito - International Symposium on …, 2020 - Springer
Assistive technology is increasingly important as the senior population grows. The purpose
of this study is to develop a means of preventing fatal injury by monitoring the movements of …

Anomalous event detection and localization using stacked autoencoder

SD Bansod, AV Nandedkar - Computer Vision and Image Processing: 4th …, 2020 - Springer
Anomalous event detection and localization from the crowd is a challenging problem to the
computer vision community. It is an important aspect of intelligent video surveillance …