Skip to main content

Advances, Systems and Applications

Table 4 Performance of different detection methods on three datasets. For each dataset, the F1 score of the best detection method is shown in bold

From: Robust and accurate performance anomaly detection and prediction for cloud applications: a novel ensemble learning-based framework

Detection methods

DApp monitoring data

SMD data

Vichalana data

F1 score

Time(s)

F1 score

Time(s)

F1 score

Time(s)

IForest

0.791

0.318±0.0121

0.7515

1.278±0.0195

0.658

1.9814±0.0704

KNN

0.8033

0.0246±0.0021

0.5713

0.311±0.0047

0.5519

0.7758±0.0693

LOF

0.5143

0.0439±0.0015

0.5468

0.5379±0.0108

0.5128

1.4684±0.1229

OCSVM

0.737

0.3054±0.0076

0.6047

23.9234±0.8924

0.6778

190.118±10.5769