Improved anomaly detection in surveillance videos based on a deep learning method

Author(s):  
Ali Khaleghi ◽  
Mohammad Shahram Moin
2018 ◽  
Vol 85 ◽  
pp. 1-9 ◽  
Author(s):  
Qi Fang ◽  
Heng Li ◽  
Xiaochun Luo ◽  
Lieyun Ding ◽  
Hanbin Luo ◽  
...  

Author(s):  
John Gatara Munyua ◽  
Geoffrey Mariga Wambugu ◽  
Stephen Thiiru Njenga

Deep learning has proven to be a landmark computing approach to the computer vision domain. Hence, it has been widely applied to solve complex cognitive tasks like the detection of anomalies in surveillance videos. Anomaly detection in this case is the identification of abnormal events in the surveillance videos which can be deemed as security incidents or threats. Deep learning solutions for anomaly detection has outperformed other traditional machine learning solutions. This review attempts to provide holistic benchmarking of the published deep learning solutions for videos anomaly detection since 2016. The paper identifies, the learning technique, datasets used and the overall model accuracy. Reviewed papers were organised into five deep learning methods namely; autoencoders, continual learning, transfer learning, reinforcement learning and ensemble learning. Current and emerging trends are discussed as well.


2021 ◽  
Vol 9 (2) ◽  
pp. 821-827
Author(s):  
Kavitha S, Dr. Uma Maheswari N, Dr.R.Venkatesh

Deep learning based intrusion detection cyber security methods gained increased popularity. The essential element to provide protection to the ICT infrastructure is the intrusion detection systems (IDSs). Intelligent solutions are necessary to control the complexity and increase in the new attack types. The intelligent system (DL/ML) has been widely used with its benefits to effectively deal with complex and great dimensional data. The IDS has various attack types like known, unknown, zero day attacks are attractive to and detected using unsupervised machine learning techniques. A novel methodology has been proposed that combines the benefits of Isolation forest (One Class) Support Vector Machine (OCSVM) with active learning method to detect threats without any prior knowledge. The NSL-KDD dataset has been used to evaluate the various DL methods with active learning method. The results show that this method performs better than other techniques. The design methodology inspires the efforts to emerging anomaly detection.


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