Joffrey L. Leevy

Publication Activity (10 Years)

Years Active: 2018-2024
Publications (10 Years): 32

Top Topics

Class Imbalance

Fraud Detection

Ensemble Feature Selection

Top Venues

Publications

Michael Lowe, Joseph D. Prusa, Joffrey L. Leevy, Taghi M. Khoshgoftaar
Advancing machine learning with OCR2SEQ: an innovative approach to multi-modal data augmentation. J. Big Data 11 (1) (2024)
Joffrey L. Leevy, John T. Hancock, Taghi M. Khoshgoftaar, Azadeh Abdollah Zadeh
One-Class Classifier Performance: Comparing Majority versus Minority Class Training. ICTAI (2023)
Joffrey L. Leevy, John T. Hancock, Taghi M. Khoshgoftaar, Azadeh Abdollah Zadeh
Investigating the effectiveness of one-class and binary classification for fraud detection. J. Big Data 10 (1) (2023)
Joffrey L. Leevy, Justin M. Johnson, John T. Hancock, Taghi M. Khoshgoftaar
Threshold optimization and random undersampling for imbalanced credit card data. J. Big Data 10 (1) (2023)
Joffrey L. Leevy, John T. Hancock, Taghi M. Khoshgoftaar
Assessing One-Class and Binary Classification Approaches for Identifying Medicare Fraud. IRI (2023)
Clifford Kemp, Chad Calvert, Taghi M. Khoshgoftaar, Joffrey L. Leevy
An approach to application-layer DoS detection. J. Big Data 10 (1) (2023)
Zahra Salekshahrezaee, Joffrey L. Leevy, Taghi M. Khoshgoftaar
The effect of feature extraction and data sampling on credit card fraud detection. J. Big Data 10 (1) (2023)
Joffrey L. Leevy, John T. Hancock, Taghi M. Khoshgoftaar
Comparative analysis of binary and one-class classification techniques for credit card fraud data. J. Big Data 10 (1) (2023)
Joffrey L. Leevy, Taghi M. Khoshgoftaar, John T. Hancock
Evaluating Performance Metrics for Credit Card Fraud Classification. ICTAI (2022)
Zahra Salekshahrezaee, Joffrey L. Leevy, Taghi M. Khoshgoftaar
A Class-Imbalanced Study with Feature Extraction via PCA and Convolutional Autoencoder. IRI (2022)
Joffrey L. Leevy, John T. Hancock, Taghi M. Khoshgoftaar, Jared M. Peterson
IoT information theft prediction using ensemble feature selection. J. Big Data 9 (1) (2022)
Zahra Salekshahrezaee, Joffrey L. Leevy, Taghi M. Khoshgoftaar
A reconstruction error-based framework for label noise detection. J. Big Data 8 (1) (2021)
John T. Hancock, Taghi M. Khoshgoftaar, Joffrey L. Leevy
Detecting SSH and FTP Brute Force Attacks in Big Data. ICMLA (2021)
Joffrey L. Leevy, John T. Hancock, Taghi M. Khoshgoftaar, Jared M. Peterson
Detecting Information Theft Attacks in the Bot-IoT Dataset. ICMLA (2021)
Joffrey L. Leevy, Taghi M. Khoshgoftaar, Jared M. Peterson
Mitigating Class Imbalance for IoT Network Intrusion Detection: A Survey. BigDataService (2021)
Joffrey L. Leevy, John T. Hancock, Taghi M. Khoshgoftaar, Jared M. Peterson
An Easy-to-Classify Approach for the Bot-IoT Dataset. CogMI (2021)
Jared M. Peterson, Joffrey L. Leevy, Taghi M. Khoshgoftaar
A Review and Analysis of the Bot-IoT Dataset. SOSE (2021)
Zahra Salekshahrezaee, Joffrey L. Leevy, Taghi M. Khoshgoftaar
Feature Extraction for Class Imbalance Using a Convolutional Autoencoder and Data Sampling. ICTAI (2021)
Joffrey L. Leevy, John T. Hancock, Richard Zuech, Taghi M. Khoshgoftaar
Detecting cybersecurity attacks across different network features and learners. J. Big Data 8 (1) (2021)
Joffrey L. Leevy, John T. Hancock, Taghi M. Khoshgoftaar, Naeem Seliya
IoT Reconnaissance Attack Classification with Random Undersampling and Ensemble Feature Selection. CIC (2021)
Tawfiq Hasanin, Taghi M. Khoshgoftaar, Joffrey L. Leevy, Richard A. Bauder
Investigating class rarity in big data. J. Big Data 7 (1) (2020)
Joffrey L. Leevy, Taghi M. Khoshgoftaar
A survey and analysis of intrusion detection models based on CSE-CIC-IDS2018 Big Data. J. Big Data 7 (1) (2020)
Joffrey L. Leevy, Taghi M. Khoshgoftaar, Richard A. Bauder, Naeem Seliya
Investigating the relationship between time and predictive model maintenance. J. Big Data 7 (1) (2020)
Joffrey L. Leevy, John T. Hancock, Richard Zuech, Taghi M. Khoshgoftaar
Detecting Cybersecurity Attacks Using Different Network Features with LightGBM and XGBoost Learners. CogMI (2020)
Joffrey L. Leevy, Taghi M. Khoshgoftaar, Flavio Villanustre
Survey on RNN and CRF models for de-identification of medical free text. J. Big Data 7 (1) (2020)
Joffrey L. Leevy, Taghi M. Khoshgoftaar
A Short Survey of LSTM Models for De-identification of Medical Free Text. CIC (2020)
Tawfiq Hasanin, Taghi M. Khoshgoftaar, Joffrey L. Leevy, Naeem Seliya
Investigating Random Undersampling and Feature Selection on Bioinformatics Big Data. BigDataService (2019)
Tawfiq Hasanin, Taghi M. Khoshgoftaar, Joffrey L. Leevy
A Comparison of Performance Metrics with Severely Imbalanced Network Security Big Data. IRI (2019)
Tawfiq Hasanin, Taghi M. Khoshgoftaar, Joffrey L. Leevy, Richard A. Bauder
Severely imbalanced Big Data challenges: investigating data sampling approaches. J. Big Data 6 (2019)
Tawfiq Hasanin, Taghi M. Khoshgoftaar, Joffrey L. Leevy, Naeem Seliya
Examining characteristics of predictive models with imbalanced big data. J. Big Data 6 (2019)
Joffrey L. Leevy, Taghi M. Khoshgoftaar, Richard A. Bauder, Naeem Seliya
The Effect of Time on the Maintenance of a Predictive Model. ICMLA (2019)
Joffrey L. Leevy, Taghi M. Khoshgoftaar, Richard A. Bauder, Naeem Seliya
A survey on addressing high-class imbalance in big data. J. Big Data 5 (2018)