Fei Tony Liu

UNSW Sydney — Australia

Computer Science · Physical Sciences

10h-index7.6kcitations18works0.02yr avg
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Research Topics

Anomaly Detection Techniques and Applications(14), Network Security and Intrusion Detection(9), Imbalanced Data Classification Techniques(5), Machine Learning and Data Classification(4), Data Stream Mining Techniques(4)

Publications18 total

Streaming Isolation Forest
Lecture notes in computer science·2025
Adaptive Isolation Forest
Lecture notes in computer science·2025
Isolation‐based anomaly detection using nearest‐neighbor ensembles
Computational Intelligence·2018· 153 cited
Anomaly detection using isolation
Monash University·2017Open Access
Anomaly detection using isolation
Monash University·2017Open Access
Anomaly detection using isolation
Figshare·2017· 1 citedOpen Access
Efficient Anomaly Detection by Isolation Using Nearest Neighbour Ensemble
2014· 76 cited
DEMass: a new density estimator for big data
Knowledge and Information Systems·2013· 10 cited
Mass estimation
Machine Learning·2012· 40 cited
Isolation-Based Anomaly Detection
ACM Transactions on Knowledge Discovery from Data·2012· 1.9k cited
Density Estimation Based on Mass
2011· 8 cited
Relevance feature mapping for content-based multimedia information retrieval
Pattern Recognition·2011· 27 cited
Relevance feature mapping for content-based image retrieval
2010· 3 cited
Mass estimation and its applications
2010· 56 cited
On Detecting Clustered Anomalies Using SCiForest
Lecture notes in computer science·2010· 124 cited
Isolation Forest
2008· 5.2k cited
Variable Randomness in Decision Tree Ensembles
Lecture notes in computer science·2006· 5 cited
Maximizing Tree Diversity by Building Complete-Random Decision Trees
Lecture notes in computer science·2005· 32 cited

Frequent Co-authors

Kai Ming Ting(13), Jonathan R. Wells(4), Guang-Tong Zhou(4), Zhi‐Hua Zhou(3), Tharindu Bandaragoda(2), David Albrecht(2), Yilong Yin(2), Takashi Washio(2), J. LIU(2), Guilherme Weigert Cassales(2), Bernhard Pfahringer(2), Albert Bifet(2), Ye Zhu(1), James Swee Chuan Tan(1), Swee Chuan Tan(1), Wei Fan(1), Sunil Aryal(1)