{"id":"https://openalex.org/T11652","display_name":"Imbalanced Data Classification Techniques","description":"This cluster of papers focuses on the challenges and techniques for handling imbalanced data in classification problems. It covers methods such as SMOTE, ROC analysis, cost-sensitive learning, ensemble methods, and their applications in fraud detection. The cluster also discusses the use of precision-recall and boosting algorithms, as well as the effectiveness of random forest in addressing imbalanced datasets.","keywords":[{"id":"https://openalex.org/keywords/credit-card-fraud-detection","display_name":"credit card fraud detection","score":0.8337},{"id":"https://openalex.org/keywords/smote","display_name":"SMOTE","score":0.2414},{"id":"https://openalex.org/keywords/oversampling","display_name":"oversampling","score":0.2578},{"id":"https://openalex.org/keywords/imbalanced-data-classification","display_name":"imbalanced classification","score":0.5998},{"id":"https://openalex.org/keywords/minority-class","display_name":"minority class","score":0.7623},{"id":"https://openalex.org/keywords/undersampling","display_name":"undersampling","score":0.272},{"id":"https://openalex.org/keywords/financial-fraud-detection","display_name":"financial fraud detection","score":0.3205},{"id":"https://openalex.org/keywords/real-time-fraud-detection","display_name":"real-time fraud detection","score":0.656},{"id":"https://openalex.org/keywords/cost-sensitive-learning","display_name":"cost-sensitive learning","score":0.3164},{"id":"https://openalex.org/keywords/synthetic-minority-samples","display_name":"synthetic minority samples","score":0.6639},{"id":"https://openalex.org/keywords/adasyn","display_name":"ADASYN","score":0.35},{"id":"https://openalex.org/keywords/random-undersampling","display_name":"random undersampling","score":0.3876},{"id":"https://openalex.org/keywords/transaction-fraud-detection","display_name":"fraudulent transaction detection","score":0.6457},{"id":"https://openalex.org/keywords/classifier-evaluation","display_name":"classifier evaluation","score":0.2013},{"id":"https://openalex.org/keywords/synthetic-minority-oversampling","display_name":"synthetic minority oversampling","score":0.2382},{"id":"https://openalex.org/keywords/imbalanced-learning","display_name":"imbalanced learning","score":0.4996},{"id":"https://openalex.org/keywords/transaction-classification","display_name":"transaction classification","score":0.4902},{"id":"https://openalex.org/keywords/cost-sensitive-classification","display_name":"cost-sensitive classification","score":0.2763},{"id":"https://openalex.org/keywords/insurance-fraud-detection","display_name":"insurance fraud detection","score":0.3537},{"id":"https://openalex.org/keywords/random-oversampling","display_name":"random oversampling","score":0.3094},{"id":"https://openalex.org/keywords/misclassification-cost","display_name":"misclassification cost","score":0.2235},{"id":"https://openalex.org/keywords/class-overlap","display_name":"class overlap","score":0.2736},{"id":"https://openalex.org/keywords/synthetic-sample-generation","display_name":"synthetic sample generation","score":0.5073},{"id":"https://openalex.org/keywords/credit-card-transactions","display_name":"credit card transactions","score":0.2861},{"id":"https://openalex.org/keywords/e-commerce-fraud","display_name":"e-commerce fraud","score":0.2418}],"legacy_keywords":"Imbalanced Data; Classification; SMOTE; ROC Analysis; Cost-Sensitive Learning; Ensemble Methods; Fraud Detection; Precision-Recall; Boosting; Random Forest","ids":{"openalex":"https://openalex.org/T11652","wikipedia":"https://en.wikipedia.org/wiki/Imbalanced_learning"},"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"},"siblings":[{"id":"https://openalex.org/T10020","display_name":"Quantum Information and Cryptography"},{"id":"https://openalex.org/T10028","display_name":"Topic Modeling"},{"id":"https://openalex.org/T10100","display_name":"Metaheuristic Optimization Algorithms Research"},{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems"},{"id":"https://openalex.org/T10181","display_name":"Natural Language Processing Techniques"},{"id":"https://openalex.org/T10201","display_name":"Speech Recognition and Synthesis"},{"id":"https://openalex.org/T10215","display_name":"Semantic Web and Ontologies"},{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security"},{"id":"https://openalex.org/T10320","display_name":"Neural Networks and Applications"},{"id":"https://openalex.org/T10456","display_name":"Multi-Agent Systems and Negotiation"},{"id":"https://openalex.org/T10462","display_name":"Reinforcement Learning in Robotics"},{"id":"https://openalex.org/T10637","display_name":"Advanced Clustering Algorithms Research"},{"id":"https://openalex.org/T10639","display_name":"Advanced Software Engineering Methodologies"},{"id":"https://openalex.org/T10664","display_name":"Sentiment Analysis and Opinion Mining"},{"id":"https://openalex.org/T10682","display_name":"Quantum Computing Algorithms and Architecture"},{"id":"https://openalex.org/T10711","display_name":"Target Tracking and Data Fusion in Sensor Networks"},{"id":"https://openalex.org/T10764","display_name":"Privacy-Preserving Technologies in Data"},{"id":"https://openalex.org/T10820","display_name":"Fuzzy Logic and Control Systems"},{"id":"https://openalex.org/T10862","display_name":"AI in cancer detection"},{"id":"https://openalex.org/T10906","display_name":"AI-based Problem Solving and Planning"},{"id":"https://openalex.org/T10951","display_name":"Cryptographic Implementations and Security"},{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge"},{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography"},{"id":"https://openalex.org/T11269","display_name":"Algorithms and Data Compression"},{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks"},{"id":"https://openalex.org/T11276","display_name":"Solar Radiation and Photovoltaics"},{"id":"https://openalex.org/T11303","display_name":"Bayesian Modeling and Causal Inference"},{"id":"https://openalex.org/T11307","display_name":"Domain Adaptation and Few-Shot Learning"},{"id":"https://openalex.org/T11424","display_name":"Security and Verification in Computing"},{"id":"https://openalex.org/T11512","display_name":"Anomaly Detection Techniques and Applications"},{"id":"https://openalex.org/T11550","display_name":"Text and Document Classification Technologies"},{"id":"https://openalex.org/T11574","display_name":"Artificial Intelligence in Games"},{"id":"https://openalex.org/T11598","display_name":"Internet Traffic Analysis and Secure E-voting"},{"id":"https://openalex.org/T11612","display_name":"Stochastic Gradient Optimization Techniques"},{"id":"https://openalex.org/T11689","display_name":"Adversarial Robustness in Machine Learning"},{"id":"https://openalex.org/T11901","display_name":"Bayesian Methods and Mixture Models"},{"id":"https://openalex.org/T11902","display_name":"Intelligent Tutoring Systems and Adaptive Learning"},{"id":"https://openalex.org/T11975","display_name":"Evolutionary Algorithms and Applications"},{"id":"https://openalex.org/T12026","display_name":"Explainable Artificial Intelligence (XAI)"},{"id":"https://openalex.org/T12031","display_name":"Speech and dialogue systems"},{"id":"https://openalex.org/T12072","display_name":"Machine Learning and Algorithms"},{"id":"https://openalex.org/T12128","display_name":"AI in Service Interactions"},{"id":"https://openalex.org/T12131","display_name":"Wireless Signal Modulation Classification"},{"id":"https://openalex.org/T12157","display_name":"Geochemistry and Geologic Mapping"},{"id":"https://openalex.org/T12260","display_name":"Educational Technology and Pedagogy"},{"id":"https://openalex.org/T12262","display_name":"Hate Speech and Cyberbullying Detection"},{"id":"https://openalex.org/T12380","display_name":"Authorship Attribution and Profiling"},{"id":"https://openalex.org/T12535","display_name":"Machine Learning and Data Classification"},{"id":"https://openalex.org/T12611","display_name":"Neural Networks and Reservoir Computing"},{"id":"https://openalex.org/T12676","display_name":"Machine Learning and ELM"},{"id":"https://openalex.org/T12761","display_name":"Data Stream Mining Techniques"},{"id":"https://openalex.org/T12805","display_name":"Cognitive Science and Mapping"},{"id":"https://openalex.org/T12814","display_name":"Gaussian Processes and Bayesian Inference"},{"id":"https://openalex.org/T13018","display_name":"Seismology and Earthquake Studies"},{"id":"https://openalex.org/T13062","display_name":"Cognitive Computing and Networks"},{"id":"https://openalex.org/T13083","display_name":"Advanced Text Analysis Techniques"},{"id":"https://openalex.org/T13398","display_name":"Data Analysis with R"},{"id":"https://openalex.org/T13514","display_name":"Experience-Based Knowledge Management"},{"id":"https://openalex.org/T13559","display_name":"Edcuational Technology Systems"},{"id":"https://openalex.org/T13567","display_name":"AI and Multimedia in Education"},{"id":"https://openalex.org/T13623","display_name":"Linguistic Studies and Language Acquisition"},{"id":"https://openalex.org/T13629","display_name":"Text Readability and Simplification"},{"id":"https://openalex.org/T13650","display_name":"Computational Physics and Python Applications"},{"id":"https://openalex.org/T13674","display_name":"Computer Science and Engineering"},{"id":"https://openalex.org/T13702","display_name":"Machine Learning in Healthcare"},{"id":"https://openalex.org/T13734","display_name":"Advanced Computational Techniques and Applications"},{"id":"https://openalex.org/T13851","display_name":"Law, AI, and Intellectual Property"},{"id":"https://openalex.org/T13898","display_name":"Diverse Interdisciplinary Research Studies"},{"id":"https://openalex.org/T13904","display_name":"Artificial Intelligence Applications"},{"id":"https://openalex.org/T13935","display_name":"Mathematical Control Systems and Analysis"},{"id":"https://openalex.org/T14064","display_name":"Organizational and Employee Performance"},{"id":"https://openalex.org/T14175","display_name":"Intuitionistic Fuzzy Systems Applications"},{"id":"https://openalex.org/T14335","display_name":"Educational Robotics and Engineering"},{"id":"https://openalex.org/T14351","display_name":"Statistical and Computational Modeling"},{"id":"https://openalex.org/T14381","display_name":"Psychiatry, Mental Health, Neuroscience"},{"id":"https://openalex.org/T14413","display_name":"Advanced Technologies in Various Fields"}],"works_count":29528,"cited_by_count":633354,"works_api_url":"https://api.openalex.org/works?filter=topics.id:T11652","updated_date":"2026-10-19T03:01:26","created_date":"2024-01-23T15:27:11"}