Audio Classification

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16 papers in the last four weeks, up 129% on the four weeks before. 0.2% of all new papers.

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  1. A Strength-Monotonic Law for Domain Alignment in Frozen-Embedding Bioacoustic Classification

    Oct 7, 2026Yucheng Gong, Rui Zhou, Binbin Zeng +2Cross-Domain GeneralizationAudio Classification

    Department of Software Engineering, School of Software, Chongqing Finance and Economics College Chongqing Key Laboratory of Data Mining and Integrated Application for Ecological Environment

  2. AccentCL: Robust Accent Classification with Incremental Expansion

    Oct 5, 2026Mu-Ruei Tseng, Waris Quamer, Ghady Nasrallah +1Class-Incremental LearningAudio Classification

    Department of Computer Science and Engineering Texas A&M University College Station, TX 77840, USA

  3. Neural Representations, Natural Connections: What Transfers From Human Speech Foundation Models to Animal Vocalizations?

    Oct 5, 2026Tomás Arias-Vergara, Christopher Hauer, Héloïse Brotier +3Audio Representation LearningSpeech Foundation Models

    Pattern Recognition Lab, Friedrich-Alexander-Universität Erlangen-Nürnberg, Germany · Faculty of Electrical Engineering, Media and Computer Science, OTH Amberg-Weiden, Germany · Faculty of Life Science, The Gonda Multidisciplinary Brain Research Center, Bar Ilan University, Israel

  4. Do Speech Representations Preserve Regional Accent Across Read and Spontaneous Speech?

    Oct 5, 2026Paula A. Perez-Toro, Tomas Arias-Vergara, Annette Schwarz +4Audio Representation LearningSelf-Supervised Speech Representation Learning

    Pattern Recognition Lab, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany. · Leibniz Institute for Educational Trajectories (LIfBi), Bamberg, Germany. · Otto-Friedrich-Universität Bamberg, Bamberg, Germany.

  5. Learning from imperfect teachers for low-resource acoustic generalization

    Oct 4, 2026Shuanglin Li, Ruxiao Qian, Jian Liu +3Uncertainty-Aware Knowledge DistillationAudio Classification

  6. LAST: Looped Audio Spectrogram Transformer

    Oct 1, 2026Haider Al-Tahan, Sean O'Brien, Anastasia Razdaibiedina +1Audio UnderstandingRecurrent Transformers

    Georgia Institute of Technology · University of California San Diego · Google DeepMind

  7. Rate-Agnostic Bioacoustics: Heterogeneous Multi-Taxa Classification with Continuous Filterbanks and Fourier Neural Operators

    Sep 29, 2026Stefano Ciapponi, Francesco Ardan Dal Rı, Nicola Conci +1BioacousticsAudio Classification

    University of Trento · Fondazione Bruno Kessler

  8. OpenWhistle: A Large-Scale Longitudinal Dataset and Benchmark of Bottlenose Dolphin Vocalizations

    Sep 28, 2026Faadil Mustun, Chiara Semenzin, Roberto Dessi +7Sound Event DetectionBioacoustics

    Institut de Biologie de l’École normale supérieure, CNRS, INSERM, Université PSL, Paris, France · Earth Species Project, France · Not Diamond, San Francisco, USA +4

  9. Uncovering shortcut learning in audio classifiers by discovering recurring concepts in temporal explanations

    Sep 27, 2026Cecilia Bolaños, Luciana Ferrer, Magdalena FuentesConcept-Based ExplanationsClassification

    Departamento de Computación, FCEyN, UBA · ICC, CONICET-UBA, Buenos Aires, Argentina · Music and Audio Research Lab, New York University, USA +1

  10. Towards Deployable Underwater Vessel Classification

    Sep 24, 2026Abishek Soti, Thura Pyae Sone, Naqib Ibnul +4Passive Acoustic MonitoringLightweight CNNs

    ICNS, Western Sydney University, Sydney, Australia

  11. Physiologically Informed Digital Auscultation for Pneumonia Detection in Long-term Care Residents

    Sep 23, 2026Nicholas Rasmussen, Oleg Zaslavsky, Zih-Ling Wang +5Audio ClassificationRespiratory Sound Classification

    Biobehavioral Nursing & Health Informatics, School of Nursing, University of Washington, 1959 NE Pacific St, Seattle, WA, USA. · School of Nursing, University of Washington, 1959 NE Pacific St, Seattle, WA, USA. · Electrical Engineering, University of Washington Bothell, 17827 113th Ave NE, Bothell, WA, USA. +2

  12. Long-Tail Rebalancing for Non-Verbal Vocalization-Aware ASR: A Track 1 System for the NVVSpeech Challenge

    Sep 20, 2026Shangyue Jia, Jingru Ma, Yangzhuo Li +9Long-Tail LearningAutomatic Speech Recognition

    School of Intelligence Science and Technology, Nanjing University · Jilin University · Beijing Institute of Technology +3

  13. Misrecognition or Abstraction? Rethinking Outputs of Sound Event Recognition

    Sep 20, 2026Naoya Tomida, Yuki Okamoto, Keisuke ImotoSound Event DetectionAudio Classification

    Kyoto University, Japan · The University of Tokyo, Japan

  14. The Unbearable Weight: Scaling Models and Methods for UAV Audio Classification

    Sep 15, 2026Andrew P. Berg, Qian Zhang, Mia Y. WangLightweight CNNsAudio Classification

    Department of Computer Science, College of Charleston, Charleston SC, USA. · Department of Engineering, College of Charleston, Charleston SC, USA.

  15. Sample-Conditioned Representation Selection for Audio Few-Shot Learning

    Sep 15, 2026Fengrui Liu, Ningxin Shen, Yi Li +3Few-Shot Audio ClassificationAudio Representation Learning

    National Key Laboratory of Space Integrated Information System, Institute of Software, Chinese Academy of Sciences · School of Computer Science, Nanjing University · School of Computer Science and Technology, East China Normal University +1

  16. Listening for Airway Stenosis: A Foundation Model-Based Method for Rapid and Accessible Detection

    Sep 14, 2026Jean Groeninger, Zihao Zhao, Juliana de Castilhos +2Speech Foundation ModelsAudio Classification

    Department of Diagnostic and Interventional Radiology, University Hospital Aachen

  17. Unlabeled Echoes: Pseudo-Labels and Genus-Aware Smoothing for Bat Call Recognition

    Sep 14, 2026Frank Fundel, Alexandra HowardPseudo-LabelingBioacoustics

    Ludwig-Maximilians-Universität München, Germany · University of the Free State, Department of Zoology and Entomology, Qwaqwa Campus, South Africa

  18. Investigating catastrophic forgetting in sound event classification

    Sep 12, 2026Riccardo Casciotti, Annamaria MesarosClass-Incremental LearningIncremental Learning

    Signal Processing Research Center Tampere University Tampere, Finland

  19. Processing and classifying bird songs using wavelet techniques and supervised learning

    Sep 11, 2026Laura Lucia Dominguez Barrios, Fidel Aniano Causil Barrios, Alex Rodrigo dos Santos Sousa +1Wavelet MethodsBioacoustics

    Department of Statistics, State University of Campinas, Campinas, Brazil

  20. Semantic Refinement of Universal Audio Representations through Audio-Description Alignment

    Sep 8, 2026Lejun Min, Junyu Dai, Ruichen Zheng +7Audio Representation LearningAudio Classification

    1Alibaba Token Foundry

  21. MADS: A Multiview Acoustic Descriptor Set Beyond Standard Spectral Summaries

    Sep 1, 2026Utsab Ghosh, Roshni ChakrabortyAudio Classification

    ABV-Indian Institute of Information Technology and Management, Gwalior, India.

  22. Self-Supervised Pretext Tasks for Infant Cry Analysis: A Controlled Comparison and a Cautionary Result on Donateacry

    Aug 31, 2026Luigi SimeoneData LeakageSelf-Supervised Pre-Training

    Independent researcher

  23. Auditing generative audio calls for known-task audio-llm evaluation

    Aug 28, 2026Mengzhe GengAudio-Language Model EvaluationAudio Classification

    National Research Council Canada

  24. A Parameter-Free Few-Shot Evaluation for Elephant Vocalisation Classification

    Aug 14, 2026Christiaan M. Geldenhuys, Thomas R. NieslerFew-Shot Audio ClassificationPrototype-Based Classification

    Department of Electrical and Electronic Engineering University of Stellenbosch

  25. Robust Multi-Tier Infant-Centered Audio Understanding with Whisper via Structured Speaker Conditioning

    Aug 12, 2026Xulin Fan, Jialu Li, Mohammad Nur Hossain Khan +4Speech Foundation ModelsDomain Generalization

    University of Illinois Urbana-Champaign, USA · University of Arizona, USA · Worcester Polytechnic Institute, USA

  26. DINO-A: Adapting Self-Distillation Vision Transformers to General Audio Representation Learning

    Aug 11, 2026Tomasz Radzikowski, Mateusz Modrzejewski, Przemysław RokitaAudio Representation LearningSelf-Supervised Pre-Training

    Warsaw University of Technology, Warsaw, Poland

  27. How Far Do Foundation Models Transfer to Infant Signals? A Cross-Dataset Transfer Audit with a Unified Need Ontology

    Aug 10, 2026Wu HangyuAudio Representation LearningDomain-Adaptive Pretraining

    Shenzhen Coddie Technology Co., Ltd.

  28. Frame-Level Pansori Mode Classification with Complementary Audio Representations

    Aug 6, 2026Sangheon Park, Seonguk Ju, Suin Chung +2Music Information RetrievalAudio Classification

    School of Music, Georgia Institute of Technology, USA · Music & Arts Learning (MALer) Lab, Sogang University, South Korea · Department of Culture Technology, KAIST, South Korea

  29. Smartphone Audio Based Distress Detection

    Aug 4, 2026Anil Sharma, Sarthak Ahuja, Mayank Gautam +1Sound Event DetectionAudio Classification

    IIIT-Delhi, India

  30. Deep Learning for Real-Time Sound Order Recognition in Human-Robot Interaction

    Aug 4, 2026Rezaul Tutul, Usaid Khan, Andre Jakob +1Human-Robot InteractionAudio Classification

    Berliner University of Applied Science, Berlin, Germany

  31. Can Foundation Models Hear What Made That Sound? A Tiered Benchmark of Audio-Language Models and Traditional Classifiers for Closed-Set Sound Source Identification

    Aug 3, 2026Sajjad Abdoli, Ghassan Al-Sumaidaee, Ahmad ElShiekh +1Audio-Language Model EvaluationAudio-Language Models

    Perle

  32. Uncertainty-Aware Crossmodal Fusion for Classification of Animal Behavior

    Aug 3, 2026Ehsan Yaghoubi, Florian HaselbeckUncertainty-Aware Multimodal FusionBioacoustics

    Weihenstephan-Triesdorf University of Applied Sciences, Department of Sustainable Agricultural and Energy Systems, Freising, Am Staudengarten 1, 85354, Germany

  33. Few-Shot Open-Set Audio Classification via Transductive Prototype Refinement and Class Logit Enhancement

    Jul 29, 2026Tianyan Deng, Yanxiong Li, Rui Gao +1Few-Shot Audio ClassificationPrototype-Based Classification

    School of Mathematics South China University of Technology Guangzhou, China · School of Electronic and Information Engineering South China University of Technology Guangzhou, China

  34. Device Invariance using Domain Adaptation on Acoustic Scene Classification

    Jul 28, 2026Abhishek dileep, Shubham Sharma, Padmanabhan RajanDomain-Adversarial LearningUnsupervised Domain Adaptation

    School of Computing and Electrical Engineering Indian Institute of Technology Mandi, Himachal Pradesh, India

  35. Fretiq: Browser-Native Electric Guitar String Classification via Engineered Spectral Features and Held-Out Free-Play Evaluation

    Jul 17, 2026Aadi GargMusic Information RetrievalAudio Classification

    Department of Physics, California Polytechnic State University, San Luis Obispo

  36. PC-Mix: Partial-Component Audio Spoofing Detection under Mixed Speech and Environmental Sound Conditions

    Jul 11, 2026Zhenshan Zhang, Xueping Zhang, Linxi Li +2Audio Deepfake DetectionAudio Classification

    Digital Innovation Research Center, Duke Kunshan University, Kunshan, China · OfSpectrum, Inc., Los Angeles, USA · School of Artificial Intelligence, The Chinese University of Hong Kong, Shenzhen, China

  37. TriA Pipeline: A Large-Scale Automatic Audio Annotation Pipeline For Audio Classification In Specific Scenarios

    Jul 7, 2026Hong Lyu, Mingru Yang, Qianhua He +3Training Data CurationAudio Understanding

    School of Electronic and Information Engineering, South China University of Technology, Guangzhou, China

  38. Determinantal point process sampling for bioacoustic active learning

    Jul 7, 2026Hugo Magaldi, Gabriel DubusActive LearningAdaptive Sampling

    Eco-Anthropologie, Mus´eum National d’Histoire Naturelle, UMR7206, CNRS, Paris, France

  39. Sampling Bias Compensation for Robust Evaluation of Audio Classification Systems with Partially Labeled Evaluation Datasets

    Jul 5, 2026Javier Naranjo-Alcazar, Annamaria Mesaros, Tuomas Virtanen +1Importance SamplingDensity Ratio Estimation

    Instituto Tecnologico de Informatica (ITI), Valencia, Spain · Tampere University, Tampere, Finland

  40. A Multi-Branch Hierarchy-Aware Framework for Heterogeneous Audio Classification

    Jul 2, 2026Beile Ning, Jiayi Yu, Zitong Wang +5Hierarchical ClassificationAudio Classification

    Wuhan University, Wuhan, China · Harbin Engineering University, Harbin, China

  41. DRL-CLBA: A Clean Label Backdoor Attack for Speech Classification via DDPG Reinforcement Learning

    Jul 2, 2026Yueming Huang, Wenhan Yao, Fen Xiao +2Backdoor AttacksDeep Deterministic Policy Gradient

    Xiangtan University, Yuhu District Xiangda Road, Xiangtan, 411100, Hunan, China · Peking University, No.5, Summer Palace Road, Haidian District, Beijing, China, Beijing, 100871, Beijing, China

  42. Few-Shot Open-Set Audio Classification Using Attention Information-Fused Prototypes

    Jul 1, 2026Yanxiong Li, Jiaxin Tan, Qianqian Li +3Few-Shot Audio ClassificationPrototype-Based Classification

    School of Electronic and Information Engineering, South China University of Technology, Guangzhou 510640, China · Faculty of Information Technology and Communication Sciences, Tampere University, FI-33720 Tampere, Finland

  43. ZEBRA: Zero-Shot Entropy-Regularized Prompt Learning for Base-to-Novel Generalization in Audio-Language Models

    Jun 30, 2026Asif Hanif, Mohammad YaqubZero-Shot LearningPrompt Learning

    Mohamed Bin Zayed University of Artificial Intelligence, Abu Dhabi, UAE

  44. Underwater Source Detection and Classification for Signal-based Surveillance: Audio Dataset Curation and Cross-Domain Evaluation

    Jun 27, 2026Quoc Thinh Vo, David K. HanTraining Data CurationAudio Classification

    Department of Electrical and Computer Engineering, Drexel University, Philadelphia, PA, USA

  45. Advancing Speaker-Based Vocal Effort Classification with WavLM and Data Augmentation in Naturalistic Non-Calibrated Speech Recordings

    Jun 25, 2026Zahra Omidi, John H. L. HansenData AugmentationAudio Classification

    Center for Robust Speech Systems, The University of Texas at Dallas, USA

  46. FoleySet: A Multi-Level Human-Annotated Foley Sound Dataset

    Jun 24, 2026Sunshiyu Wang, Alexander LerchAudio Classification

    Music Informatics Group Georgia Institute of Technology Atlanta, USA

  47. Soroll-IA: A Weakly Labeled Audio Dataset for Real-World Industrial Port Monitoring

    Jun 24, 2026Javier Naranjo-Alcazar, Jordi Grau-Haro, Ruben Ribes-Serrano +2Sound Event DetectionWeakly Supervised Learning

    Instituto Tecnologico de Informatica (ITI), Valencia, Spain

  48. Unlocking In-Context Learning in Audio-Language Models from Decentralized Medical Audio

    Jun 22, 2026Ran Piao, Tsai-Ning Wang, Martijn den Dekker +4Few-Shot Audio ClassificationMultimodal ICL

    Eindhoven University of Technology, The Netherlands · Erasmus MC, The Netherlands · Rijnstate Hospital, The Netherlands +1

  49. Domain-incremental audio classification using domain-specific experts and prototype classifier

    Jun 22, 2026Jongyeon Park, Do-Hyeon Lim, Sang-won Park +4Generative ReplayDomain-Incremental Learning

    Dept. of AI Convergence, Gwangju Institute of Science and Technology, Gwangju 61005, Korea · Dept. of EECS, Gwangju Institute of Science and Technology, Gwangju 61005, Korea · AI Lab., R&D Center, Hanwha Vision, Seongnam-si, Gyeonggi-do 13488, Korea

  50. DSSCNet: A Transfer Learning Framework for Cross-Corpus Dysarthric Speech Severity Classification

    Jun 20, 2026Arnab Kumar Roy, Hemant Kumar Kathania, Paban Sapkota +2Speech ProcessingTransfer Learning

    Department of Computer Science and Engineering, Sikkim Manipal Institute of Technology, India. · Department of Electronics and Communication Engineering, National Institute of Technology Sikkim, India. · Signal Analysis and Interpretation Laboratory (SAIL), University of Southern California, Los Angeles, USA.

  51. CoughPhase-CLR: Designing an acoustics-informed foundation model for coughing sound classification

    Jun 19, 2026Marius Moldovan, Anton Batliner, Thomas M. Berghaus +2Contrastive LearningAudio Representation Learning

    CHI – the Chair of Health Informatics at the TUM University Hospital, Munich, Germany · MCML – the Munich Center for Machine Learning and MDSI – the Munich Data Science Institute, Munich, Germany · University Hospital Augsburg at the University of Augsburg, Augsburg, Germany +2

  52. Direct Raw Audio Signal Processing via Reservoir Computing: An Investigation into 'Feature-Free' Architectures

    Jun 19, 2026Rinku Sebastian, Simon O Keefe, Martin A TrefzerReservoir ComputingAudio Classification

  53. Exploring Feature Extraction Technique Parameters for Acoustic Gunshot Classification

    Jun 17, 2026Sinclair Gurny, Ryan QuinnAudio Classification

    Certus Innovations, Albany, NY, USA

  54. Transductive Zero-Shot Audio Classification with Audio-Language Models

    Jun 15, 2026Jingwen Zhou, Mingzhe WangAudio-Language Model EvaluationFew-Shot Audio Classification

    Xidian University, Xi’an, China

  55. Beyond Artifacts: Towards Generalizable Synthetic Song Detection via Music-Intrinsic Features

    Jun 15, 2026Yan Han, Zhibin Wen, Yuan Wang +4Audio Deepfake DetectionAI-Generated Music Detection

    Central Conservatory of Music · Southern University of Science and Technology · Fudan University

  56. Acoustic Prompting via Stage-wise Modulation for Few-Shot Learning in Audio Language Models

    Jun 14, 2026Hyebin Cho, Jaehyuk Jang, Changick Kim +1Few-Shot Audio ClassificationAudio Representation Learning

    Korea Advanced Institute of Science and Technology, South Korea

  57. MambAdapter: Lightweight Mamba-Based Adapters for Parameter-Efficient Transfer Learning in Speech and Audio

    Jun 14, 2026Salman Hussain Ali, Umberto Cappellazzo, Mirco RavanelliMambaSpeech Processing

    1Universit´e de Montr´eal, Canada · 2Imperial College London, UK · 3Concordia University, Canada +1

  58. Decoding Insect Song: A Multitask Semisupervised Orthoptera Bioacoustic Classifier

    Jun 11, 2026Olga Isupova, Danil Kuzin, Ella Browning +2Audio Representation LearningAudio Understanding

    Leverhulme Centre for Nature Recovery, School of Geography and the Environment, University of Oxford, Oxford, UK

  59. Dolph2Vec: Self-Supervised Representations of Dolphin Vocalizations

    Jun 10, 2026Chiara Semenzin, Faadil Mustun, Roberto Dessi +5Audio Representation LearningAudio Understanding

    École Normale Supérieure, Paris, France · Not Diamond, San Francisco, USA · Institut du Cerveau, Paris, France +1

  60. Lung-SRAD: Spectral-Aware Regularized Audio DASS with Dual-Axis Patch-Mix Contrastive Learning for Respiratory Sound Classification

    Jun 10, 2026Hemansh Shridhar, Miika Toikkanen, June-Woo KimContrastive LearningSpectral Regularization

    RSC LAB, MODULABS, Republic of Korea · Department of Electronic Engineering, Wonkwang University, Republic of Korea · AI Convergence Research Institute, Wonkwang University, Republic of Korea