Essays about: "OCSVM"

Showing result 1 - 5 of 10 essays containing the word OCSVM.

  1. 1. Audio Anomaly Detection in Cars

    University essay from Göteborgs universitet/Institutionen för matematiska vetenskaper

    Author : Asma Hussein; [2023-09-11]
    Keywords : Audio Anomaly detection; Outlier detection; Machine learning; Mel Frequency; Chroma;

    Abstract : Audio anomaly detection in the context of car driving is a crucial task for ensuring vehicle safety and identifying potential faults. This paper aims to investigate and compare different methods for unsupervised audio anomaly detection using a data set consisting of recorded audio data from fault injections and normal "no fault" driving. READ MORE

  3. 2. Condition Monitoring Of Machine Components From Drive Data Using Semi-Supervised Anomaly Detection Methods

    University essay from Uppsala universitet/Institutionen för informationsteknologi

    Author : Tim Leon WyWiol; [2023]
    Keywords : ;

    Abstract : The mission of the machine manufacturer is to gain insights from machine data to increase their machines' efficiency and sustainability. Continuously monitoring the machine data with machine learning helps to detect emerging mechanical problems and prevents unexpected failures. READ MORE

  4. 3. Industrial Machine Monitoring: Real-Time Anomalous Sound Event Detection on Low-Powered Devices

    University essay from Lunds universitet/Matematisk statistik

    Author : Alexander Magnusson; Anton Andersson; [2023]
    Keywords : Anomaly Detection; Sound Event Detection; MFCC; GMM; OCSVM; Mathematics and Statistics;

    Abstract : Traditionally fault detection in industrial machinery has been performed manually by experienced machine operators listening to the machines. However, it is desirable to automate this process to increase efficiency and improve the working environment of the operators. READ MORE

  5. 4. W2R: an ensemble Anomaly detection model inspired by language models for web application firewalls security

    University essay from Högskolan i Halmstad/Akademin för informationsteknologi

    Author : Zelong Wang; Athira AnilKumar; [2023]
    Keywords : web application firewall; anomaly detection; word2vec; BERT; dimension reduction; ensemble model;

    Abstract : Nowadays, web application attacks have increased tremendously due to the large number of users and applications. Thus, industries are paying more attention to using Web application Firewalls and improving their security which acts as a shield between the app and the internet by filtering and monitoring the HTTP traffic. READ MORE

  6. 5. Automating Root Cause Analysis of Anomalies in Ericsson Wallet Platform using Machine Learning

    University essay from Blekinge Tekniska Högskola

    Author : Simron Padhi; Devi Priya Battina; [2023]
    Keywords : Anomaly detection; Isolation forest algorithm; K-means algorithm; Local Outlier Factor algorithm; One class Support Vector Machine;

    Abstract : Background: In this era of mobile wallet platforms, to ensure key requirements like high availability and performance, the company must have mechanisms in place to detect anomalies at any given point in time. Ericsson Wallet Platform(EWP), a mobile wallet platform, is facing the problem of manually analyzing all the logs and reports and taking comprehensive action decisions accordingly. READ MORE