class imbalance

Enhancing Urdu Sentiment Classification through Instruction-Tuned LLMs and Cross-Lingual Transfer EACL 2026 FairScene: Learning Class-Disentangled 2D/3D Representations for Semantic Scene Completion WACV 2026 Federated Active Learning Under Extreme Non-IID and Global Class Imbalance CVPR 2026 FinCall-Surprise: A Large Scale Multi-modal Benchmark for Earning Surprise Prediction ACL 2026 From Numbers to Narratives: Efficient Language Model-Based Detection for Safety-Critical Minority Classes EACL 2026 From Selection to Scheduling: Federated Geometry-Aware Correction Makes Exemplar Replay Work Better under Continual Dynamic Heterogeneity CVPR 2026 GIER: Addressing Class Imbalance in GNNs Through Experience Replay AAAI 2026 Gradient Descenders at SemEval-2026 Task 9: Data-Centric Counterfactual Augmentation for Multi-Label Hate Speech Detection SemEval 2026 HGLTR: Hierarchical Knowledge Injection for Calibrating Pre-trained Models in Long-Tail Recognition AAAI 2026 KvochurHegel at AbjadMed: Combining LDAM Loss and Adversarial Training for Arabic Medical Question-Answer Classification EACL 2026 LATE-iimas at SemEval-2026 Task 10: Conspiracy Detection via DeBERTa-v3 Ensemble and Weighted Loss Optimization SemEval 2026 Learning Dynamics as Feedback: An Adaptive Entropy Flow Dynamics Framework for Long-tailed Human Action Recognition AAAI 2026 MALTO at SemEval-2026 Task 13: Detecting Human, AI, and Hybrid Code via Hard Negative Mining and Curriculum-Driven Ensembles SemEval 2026 MedArabs at AbjadMed: Arabic Medical Text Classification via Data- and Algorithm-Level Fusion EACL 2026 MetaSwarm at AbjadMed: Forensic Optimization and Class-Balanced Discovery for Medical Diglossia in Abjad Scripts EACL 2026 MINDS at SemEval-2026 Task 9: A Multi-Paradigm Approach to Cross-Lingual Polarization Detection SemEval 2026 Neural Distribution Prior for LiDAR Out-of-Distribution Detection CVPR 2026 Osint at SemEval-2026 Task 13: A Distribution-Aware Framework for Machine-Generated Code Detection and Multi-Source Authorship Attribution SemEval 2026 pfr821 at SemEval-2026 Task 9: Multilingual Polarization Detection via Hybrid XLM-RoBERTa with Targeted Data Augmentation and Imbalance-Aware Training SemEval 2026 Phatthachdau at SemEval-2026 Task 9: A Multi-Stage Augment-Judge-Train Pipeline for Multilingual Online Polarization Detection SemEval 2026 PolaFusion at SemEval-2026 Task 9: Ensemble Transformers with Targeted Augmentation for Multilingual Polarization Detection SemEval 2026 Portable Active Learning for Object Detection CVPR 2026 Prototype-Driven Active Domain Adaptation with Density Consideration AAAI 2026 RABot: Reinforcement-Guided Graph Augmentation for Imbalanced and Noisy Social Bot Detection AAAI 2026 Reframing Long-Tailed Learning via Loss Landscape Geometry CVPR 2026