Long-Tailed Classification

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  1. OFBD: Object-Focused Background Debiasing for Long-Tailed Learning

    Sep 29, 2026Shenghan Chen, Yiming Liu, Zhipeng Deng +6Long-Tailed ClassificationLong-Tail Learning

    Westlake University, Hangzhou, China · Shandong University, Jinan, China · Hokkaido University, Sapporo, Japan +1

  2. Med-AR: Autoregressive Vision-Language Pretraining for Long-Tailed Chest X-Ray Classification and Uncertainty-Aware Evaluation

    Sep 24, 2026Janhavi Prabhu, Sahil, Akshay V +3Long-Tailed ClassificationChest X-Ray Classification

    Qure.ai, Bangalore, India

  3. Mini-batch Sampling Strategies for Long-Tailed Image Classification: An Empirical Study on CIFAR-100-LT

    Sep 14, 2026Siyu YuanLong-Tailed ClassificationAdaptive Sampling

    School of Mathematics, University of Bristol

  4. MPT: Missing Prototype Tracking via Barycentric Reconstruction in Vehicular Federated Learning

    Sep 14, 2026Hanju Jang (Yonsei University), Gyeongmin Han (Yonsei University), Sungmin Lee (Yonsei University) +3Long-Tailed ClassificationFederated Learning

    School of Integrated Technology, Yonsei University, Republic of Korea · Toyota Motor Corporation, Japan

  5. CoLa-ICD: A Knowledge-Enhanced Framework for Long-Tail Automated Medical Coding

    Aug 31, 2026Yihang Cheng, Veronica Liesaputra, Andrew TrotmanLong-Tailed ClassificationMulti-Label Classification

    University of Otago · Dunedin, New Zealand

  6. ROBE: Reversed-Order-Biased-Experts for Extracting Extreme Long-tail Events from Historical Texts

    Aug 25, 2026Stella Verkijk, Piek VossenLong-Tailed ClassificationEnsemble Learning

    Vrije Universiteit Amsterdam · Huygens Instituut

  7. CLEAR: Class-wise Expert Aggregation with Structured Sampling for Long-Tailed Classification

    Aug 11, 2026Gawon LimLong-Tailed ClassificationEnsemble Learning

    School of Information Sciences University of Illinois Urbana-Champaign

  8. Confusion-Geometry Rebalancing for Long-Tailed Adversarial Training

    Aug 10, 2026Mengnan Zhao, Geyong Min, Lihe Zhang +2Adversarial TrainingLong-Tailed Classification

    School of Computer Science, Anhui University, China · Department of Computer Science, University of Exeter, UK · School of Information and Communication Engineering, Dalian University of Technology, China +1

  9. Group-wise Supervision with Focal-Dice Loss for Long-Tailed Indoor Semantic Occupancy Prediction

    Jul 31, 2026Qi Zheng, Zihuang Su, Xiao PanLong-Tailed Classification3D Occupancy Prediction

    Guangdong Key Laboratory of Intelligent Information Processing, College of Electronics and Information Engineering, Shenzhen University, Shenzhen 518060, China

  10. Long-Tailed 3D Point Cloud Dataset Distillation

    Jul 29, 2026Jiahao You, Xu Han, Jinfeng Xu +1Long-Tailed ClassificationDataset Distillation

    Huazhong University of Science and Technology · Hunan University

  11. Beyond Static Costs: Learning-Dynamics Aware Loss Functions for Long-Tailed Classification

    Jul 28, 2026Varad Shinde, Nikhil Kumar Shrey, Magesh Rajasekaran +5Class-Imbalanced LearningLong-Tailed Classification

  12. EchoBridge: Long-Tail-Aware ECG-Echocardiography Text Alignment for Echocardiography-Derived Cardiac Findings

    Jul 27, 2026Xiaocheng Fang, Jieyi Cai, Guangkun Nie +9Long-Tailed ClassificationCross-Modal Alignment

    School of Intelligence Science and Technology, Peking University Beijing, China · State Key Laboratory of General Artificial Intelligence, Peking University · University of the Chinese Academy of Sciences Beijing, China +2

  13. Long-Tailed Medical Image Classification

    Jul 26, 2026Nathanael Ren, Saagar AryaClass-Imbalanced LearningLong-Tailed Classification

    Pratt School of Engineering Duke University Durham, NC 27708, USA

  14. Spectral-Aware Analytic Class-Incremental Learning for Long-Tailed Distributions

    Jul 24, 2026Quyen Tran, Hai Nguyen, Quan Dao +4Class-Incremental LearningSpectral Regularization

    1Rutgers University · 2Tuft University · 3HUST +1

  15. Generalised Balanced Softmax: A Finite-Data Perspective on Logit Adjustment for Long-Tailed Recognition

    Jul 24, 2026Yi-Hang Zhu, Rajeev Raman, Shiqi Su +4Class-Imbalanced LearningLong-Tailed Classification

    School of Computing and Mathematical Sciences, University of Leicester, Leicester, LE1 7RH, UK · Department of Physics and Astronomy, University of Leicester, Leicester, LE1 7RH, UK · Scientific Computing, Rutherford Appleton Laboratory, Science and Technology Facilities Council, Didcot, OX11 0QX, UK +2

  16. Benchmarking NACTI Species Recognition in Long-Tailed Regimes

    Jul 20, 2026Zehua Liu, Tilo BurghardtLong-Tailed ClassificationOOD Generalization

    School of Computer Science, University of Bristol, MVB Woodland Rd, BS8 1UB, Bristol, UK

  17. Does generative AI supersede supervised XMLC? A Benchmark Study on Automated Subject Indexing with German Scientific Literature

    Jul 16, 2026Maximilian Kähler, Katja Konermann, Lisa Kluge +1Long-Tailed ClassificationMulti-Label Classification

    Deutsche Nationalbibliothek Leipzig/ Frankfurt am Main, Germany

  18. A Strong Balanced-Softmax Classifier-Retraining Baseline for Long-Tailed Recognition

    Jul 10, 2026Juan Terven, Diana Margarita Córdova Esparza, Julio Alejandro Romero Gonzalez +4Class-Imbalanced LearningLong-Tailed Classification

    CICATA Querétaro Instituto Politecnico Nacional Mexico · Facultad de Informática Universidad Autónoma de Querétaro Mexico

  19. Who Gets Missed in the Tail? Thresholded Subgroup Underdiagnosis in Long-Tailed Chest X-ray Classification

    Jul 4, 2026Ha-Hieu Pham, Hai-Dang Nguyen, Dang P. M. Cao +5Long-Tailed ClassificationChest X-Ray Classification

    University of Science, Ho Chi Minh City, Vietnam · Vietnam National University, Ho Chi Minh City, Vietnam · VinUni-Illinois Smart Health Center, VinUniversity, Hanoi, Vietnam +3

  20. Self-Improving Diffusion Classifiers with Minority Preference Optimization

    Jul 4, 2026Hyunsoo Kim, Jungmyung Wi, Soobin Um +2Diffusion Model AlignmentLong-Tailed Classification

    1Korea University · 2Kook Min University · 3Kyung Hee University

  21. TRCGL-Net: A Long-Tailed Multi-Label Chest X-Ray Classification Framework with Generative Data Augmentation and Label Co-Occurrence Modeling

    Jul 1, 2026Tong Shao, Hongshun Ling, Li Zhang +4Long-Tailed ClassificationChest X-Ray Classification

    School of Biomedical Engineering, South-Central Minzu University, Wuhan 430074, China

  22. Lost in the Tail: Addressing Geographic Imbalance in Urban Visual Place Recognition

    Jun 30, 2026Zhiyao Shu, Jiacheng Yang, Yang Lu +3Class-Imbalanced LearningLong-Tailed Classification

    George Mason University, Fairfax, USA · Xiamen University, Xiamen, China · University of Hong Kong, Hong Kong, China +2

  23. Revisiting Vehicle Color Recognition in Long-Tailed Surveillance Scenarios

    Jun 11, 2026Vinícius Orrú, Bruno H. Foggiatto, Gabriel E. Lima +2Synthetic Data AugmentationLong-Tailed Classification

    Pontifical Catholic University of Paraná, Curitiba, Brazil · National High Court of Brazil, Brasília, Brazil · Federal University of Paraná, Curitiba, Brazil

  24. QPredSGG: Hybrid Quantum Predicate Learning for Long-Tailed Scene Graph Generation

    Jun 3, 2026Prerana Ramkumar, Nouhaila Innan, Muhammad ShafiqueScene Graph GenerationLong-Tailed Classification

    College of Engineering, American University of Sharjah, Sharjah, UAE · eBRAIN Lab, Division of Engineering, New York University Abu Dhabi (NYUAD), Abu Dhabi, UAE · Center for Quantum and Topological Systems (CQTS), NYUAD Research Institute, NYUAD, Abu Dhabi, UAE

  25. Finding Needles in the Haystack: Transductive Active Labeling in Ecology

    Jun 2, 2026Rupa Kurinchi-Vendhan, Sara BeeryLong-Tailed ClassificationActive Learning

    Massachusetts Institute of Technology, Cambridge MA 02139, USA

  26. AutoTail-BSFGM: Class-Balance-Aware Fine-Tuning for Chinese Scholarly Text Classification

    Jun 2, 2026Anling Xiang, Yuwen Yang, Yang ShenClass-Imbalanced LearningLong-Tailed Classification

    Department of Intelligent Communication, School of Journalism and Communication, Minzu University of China, Beijing, China · ZeeLin (Beijing) Technology Co., Ltd., Beijing, China · School of Journalism and Communication, Tsinghua University, Beijing, China +1

  27. Why Not Hyperparameter-Friendly Optimisation? A Monotonic Adaptive Norm Rescaling Approach For Long-Tailed Recognition

    Jun 1, 2026Shuo Zhang, Chenqi Li, Tingting ZhuLong-Tailed ClassificationIsotonic Regression

    University of Oxford

  28. OSDTW: Optimal Shared Depth and Task Weighting for Long-Tailed Recognition

    May 24, 2026Chang Chu, Qingyue Zhang, Shao-Lun Huang +1Long-Tailed ClassificationRepresentation Learning

    Shenzhen International Graduate School, Tsinghua University, Shenzhen, China · Shenzhen Zkosemi Semiconductor Technology Co., Ltd, Shenzhen, China

  29. Simultaneous Long-tailed Recognition and Multi-modal Fusion for Highly Imbalanced Multi-modal Data

    May 11, 2026Heegeon Yoon, Heeyoung KimClass-Imbalanced LearningLong-Tailed Classification

    Department of Industrial and Systems Engineering, Korea Advanced Institute of Science and Technology (KAIST), 291 Daehak-ro, Yuseong-gu, Daejeon 34141, Republic of Korea

  30. Rethinking Loss Reweighting for Imbalance Learning as an Inverse Problem: A Neural Collapse Point of View

    May 11, 2026Jinping Wang, Zixin Tong, Zhiwu Xie +1Long-Tailed ClassificationAdaptive Loss Weighting

    CSMT, Wenzhou-Kean University · International Frontier Interdisciplinary Research Institute, Wenzhou-Kean University

  31. Synthetic Data Generation for Long-Tail Medical Image Classification: A Case Study in Skin Lesions

    May 4, 2026Jiaxiang Jiang, Mahesh Subedar, Omesh TickooSkin Lesion ClassificationSynthetic Data Augmentation

    Intel · Google

  32. Momentum-Anchored Multi-Scale Fusion Model for Long-Tailed Chest X-Ray Classification

    May 4, 2026Duy Hoang Khuong, Duy Nguyen Huu, Ngu Huynh Cong VietClass-Imbalanced LearningLong-Tailed Classification

    Department of Artificial Intelligence FPT University Ho Chi Minh City, Vietnam · Department of Computing Fundamental FPT University Ho Chi Minh City, Vietnam

  33. Manifold-Constrained Adversarial Training for Long-Tailed Robustness via Geometric Alignment

    May 4, 2026Guanmeng Xian, Ning Yang, Philip S. YuAdversarial TrainingLong-Tailed Classification

    Sichuan University, Chengdu, China · University of Illinois at Chicago, USA

  34. Decision Boundary-aware Generation for Long-tailed Learning

    May 2, 2026Jiacheng Yang, Ruichi Zhang, Chikai Shang +5Synthetic Data AugmentationLong-Tailed Classification

    Key Laboratory of Multimedia Trusted Perception and Efficient Computing, Ministry of Education of China, Xiamen University, Xiamen, China · College of Computer Science and Software Engineering, Shenzhen University, Shenzhen, China · Department of Statistical Science, University College London, London, UK +1

  35. CUE: Concept-Aware Multi-Label Expansion to Mitigate Concept Confusion in Long-Tailed Learning

    May 2, 2026Ruichi Zhang, Chikai Shang, Jiacheng Yang +4Long-Tailed ClassificationVision Foundation Model Adaptation

    Key Laboratory of Multimedia Trusted Perception and Efficient Computing, Ministry of Education of China, Xiamen University, China · College of Computer Science and Software Engineering, Shenzhen University, China · Institute of High Performance Computing, A*STAR, Singapore

  36. CXR-LT 2026 Challenge: Multi-Center Long-Tailed and Zero Shot Chest X-ray Classification

    Apr 16, 2026Hexin Dong, Yi Lin, Pengyu Zhou +25Zero-Shot LearningLong-Tailed Classification

  37. Beyond Logit Adjustment: A Residual Decomposition Framework for Long-Tailed Reranking

    Apr 2, 2026Zhanliang Wang, Hongzhuo Chen, Quan Minh Nguyen +2Long-Tailed ClassificationLearning to Rank

    University of Pennsylvania, Philadelphia, PA, USA · Children’s Hospital of Philadelphia, Philadelphia, PA, USA