Learning robust deep state space for unsupervised anomaly detection in contaminated time-series

L Li, J Yan, Q Wen, Y Jin, X Yang - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Anomalies are ubiquitous in real-world time-series data which call for effective and timely
detection, especially in an unsupervised setting for labeling cost saving. In this paper, we …

A pointer meter recognition method based on virtual sample generation technology

W Cai, B Ma, L Zhang, Y Han - Measurement, 2020 - Elsevier
At present, the pointer meter recognition methods utilize the traditional image processing
techniques. Such techniques are complex, unstable, and unable to meet the requirements of …

Degradation feature extraction using multi-source monitoring data via logarithmic normal distribution based variational auto-encoder

G Ping, J Chen, T Pan, J Pan - Computers in Industry, 2019 - Elsevier
Degeneration features extraction from multi-source monitoring data is significant for data-
driven based state assessment and RUL prediction of complex equipment. However, the …

Rolling bearing transfer fault diagnosis method based on adversarial variational autoencoder network

Y Zou, K Shi, Y Liu, G Ding, K Ding - Measurement Science and …, 2021 - iopscience.iop.org
The intelligent diagnosis of rolling bearing (RB) faults under different working conditions has
attracted significant attention. The two main limitations of existing domain-adaptation-based …

Abnormal event detection in videos based on deep neural networks

Q Ma - Scientific Programming, 2021 - Wiley Online Library
Abnormal event detection has attracted widespread attention due to its importance in video
surveillance scenarios. The lack of abnormally labeled samples makes this problem more …

An optimized method for variational autoencoders based on Gaussian cloud model

J Dai, Q Guo, G Wang, X Liu, Z Zheng - Information Sciences, 2023 - Elsevier
Variational Autoencoders is one of the most valuable generative models in the field of
unsupervised learning. Due to its own construction characteristics, Variational Autoencoders …

Video Abnormal Event Detection Based on One‐Class Neural Network

X Xia, Y Gao - Computational Intelligence and Neuroscience, 2021 - Wiley Online Library
Video abnormal event detection is a challenging problem in pattern recognition field.
Existing methods usually design the two steps of video feature extraction and anomaly …

Shape generation via learning an adaptive multimodal prior

X Guo, M Wei - The Visual Computer, 2024 - Springer
Significant interest and progress have been drawn to the recent advancements in image
creation using deep generative model, but the field of automatic three-dimensional shape …

Detection Anomaly in Video Based on Deep Support Vector Data Description

B Wang, C Yang, Y Chen - Computational Intelligence and …, 2022 - Wiley Online Library
Video surveillance systems have been widely deployed in public places such as shopping
malls, hospitals, banks, and streets to improve the safety of public life and assets. In most …

Deep compression of probabilistic graphical networks

CY Zhang, Q Zhao, CLP Chen, W Liu - Pattern Recognition, 2019 - Elsevier
Abstract Probabilistic Graphical Models (PGMs) are important and active research areas in
machine learning and artificial intelligence. The well-known representatives of PGMs …