Results 31 to 40 of about 225,245 (281)

Out-of-Distribution Detection for Deep Neural Networks With Isolation Forest and Local Outlier Factor

open access: yesIEEE Access, 2021
Deep Neural Networks (DNNs) are extensively deployed in today’s safety-critical autonomous systems thanks to their excellent performance. However, they are known to make mistakes unpredictably, e.g., a DNN may misclassify an object if it is used ...
Siyu Luan   +4 more
doaj   +1 more source

Fault diagnosis of lithium-ion battery energy storage systems based on local outlier factor

open access: yesZhejiang dianli, 2023
Lithium-ion batteries may lead to fire and other accidents when working under overcharge, high temperature, and external short circuits. The faults can be prevented from escalating to thermal runaway through early fault diagnosis and fault location of ...
PENG Peng   +5 more
doaj   +1 more source

Spatial Outlier Detection of CO2 Monitoring Data Based on Spatial Local Outlier Factor

open access: yesJournal of Engineering Science and Technology Review, 2015
Spatial local outlier factor (SLOF) algorithm was adopted in this study for spatial outlier detection because of the limitations of the traditional static threshold detection. Based on the spatial characteristics of CO 2 monitoring data obtained in the carbon capture and storage (CCS) project, the K-Nearest Neighbour (KNN) graph was constructed using ...
Liu Xin, Zhang Shaoliang, Zheng Pulin
openaire   +1 more source

Optimasi Pengelompokan Data Pada Metode K-means dengan Analisis Outlier

open access: yesJurnal Teknologi dan Sistem Informasi, 2019
Data mining secara umum adalah proses analisis dan eksplorasi sejumlah besar data yang berbeda untuk menemukan pola yang bermakna. . Berbagai teknik tersedia dalam data mining untuk ekstraksi pengetahuan antara lain klasifikasi, prediksi, estimasi ...
Pasek Agus Ariawan
doaj   +1 more source

A new non-parametric detector of univariate outliers for distributions with unbounded support

open access: yes, 2017
The purpose of this paper is to construct a new non-parametric detector of univariate outliers and to study its asymptotic properties. This detector is based on a Hill's type statistic.
Bardet, Jean-Marc   +1 more
core   +2 more sources

A subsampling method for the computation of multivariate estimators with high breakdown point [PDF]

open access: yes, 1994
All known robust location and scale estimators with high breakdown point for multivariate sample's are very expensive to compute. In practice, this computation has to be carried out using an approximate subsampling procedure.
Juan, Jesús, Prieto, Francisco J.
core   +5 more sources

A geometrical analysis of global stability in trained feedback networks [PDF]

open access: yes, 2019
Recurrent neural networks have been extensively studied in the context of neuroscience and machine learning due to their ability to implement complex computations. While substantial progress in designing effective learning algorithms has been achieved in
Mastrogiuseppe, Francesca   +1 more
core   +2 more sources

Outlier Detection in Ocean Wave Measurements by Using Unsupervised Data Mining Methods

open access: yesPolish Maritime Research, 2018
Outliers are considerably inconsistent and exceptional objects in the data set that do not adapt to expected normal condition. An outlier in wave measurements may be due to experimental and configuration errors, technical defects in equipment ...
Mahmoodi Kumars, Ghassemi Hassan
doaj   +1 more source

Automatic Hyperparameter Tuning Method for Local Outlier Factor, with Applications to Anomaly Detection

open access: yes, 2019
In recent years, there have been many practical applications of anomaly detection such as in predictive maintenance, detection of credit fraud, network intrusion, and system failure. The goal of anomaly detection is to identify in the test data anomalous
Chaudhuri, Arin   +2 more
core   +1 more source

Robust regression for large-scale neuroimaging studies [PDF]

open access: yes, 2015
Multi-subject datasets used in neuroimaging group studies have a complex structure, as they exhibit non-stationary statistical properties across regions and display various artifacts.
,   +21 more
core   +1 more source

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