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Jointly learning from a small labeled set and a larger unlabeled set is an active research topic under semi-supervised learning (SSL). In this paper, we propose a novel SSL method based on a two-stage framework for leveraging a large…

Audio and Speech Processing · Electrical Eng. & Systems 2023-04-26 Tanmay Khandelwal , Rohan Kumar Das , Andrew Koh , Eng Siong Chng

We propose a novel training scheme using self-label correction and data augmentation methods designed to deal with noisy labels and improve real-world accuracy on a polyphonic audio content detection task. The augmentation method reduces…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-23 Sebastian Braun , Hannes Gamper

Label information plays an important role in supervised hyperspectral image classification problem. However, current classification methods all ignore an important and inevitable problem---labels may be corrupted and collecting clean labels…

Computer Vision and Pattern Recognition · Computer Science 2019-04-03 Junjun Jiang , Jiayi Ma , Zheng Wang , Chen Chen , Xianming Liu

Ontologies encompass a formal representation of knowledge through the definition of concepts or properties of a domain, and the relationships between those concepts. In this work, we seek to investigate whether using this ontological…

Sound · Computer Science 2022-03-07 Larry Tang , Po Hao Chou , Yi Yu Zheng , Ziqian Ge , Ankit Shah , Bhiksha Raj

Learning with noisy labels (LNL) aims to train a high-performing model using a noisy dataset. We observe that noise for a given class often comes from a limited set of categories, yet many LNL methods overlook this. For example, an image…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Siqi Wang , Bryan A. Plummer

This paper investigates the classification of the Audio Set dataset. Audio Set is a large scale weakly labelled dataset of sound clips. Previous work used multiple instance learning (MIL) to classify weakly labelled data. In MIL, a bag…

Sound · Computer Science 2019-12-10 Qiuqiang Kong , Yong Xu , Wenwu Wang , Mark D. Plumbley

NLP benchmarks rely on standardized datasets for training and evaluating models and are crucial for advancing the field. Traditionally, expert annotations ensure high-quality labels; however, the cost of expert annotation does not scale…

Computation and Language · Computer Science 2025-09-15 Omer Nahum , Nitay Calderon , Orgad Keller , Idan Szpektor , Roi Reichart

The problem of training with a small set of positive samples is known as few-shot learning (FSL). It is widely known that traditional deep learning (DL) algorithms usually show very good performance when trained with large datasets.…

Environment Sound Classification has been a well-studied research problem in the field of signal processing and up till now more focus has been laid on fully supervised approaches. Over the last few years, focus has moved towards…

Deep learning (DL) has greatly advanced audio classification, yet the field is limited by the scarcity of large-scale benchmark datasets that have propelled progress in other domains. While AudioSet is a pivotal step to bridge this gap as a…

Label noise is a common challenge in large datasets, as it can significantly degrade the generalization ability of deep neural networks. Most existing studies focus on noisy labels in computer vision; however, graph models encompass both…

Machine Learning · Computer Science 2024-06-13 Yao Cheng , Caihua Shan , Yifei Shen , Xiang Li , Siqiang Luo , Dongsheng Li

Online propaganda poses a severe threat to the integrity of societies. However, existing datasets for detecting online propaganda have a key limitation: they were annotated using weak labels that can be noisy and even incorrect. To address…

Computation and Language · Computer Science 2024-11-27 Abdurahman Maarouf , Dominik Bär , Dominique Geissler , Stefan Feuerriegel

Deep Metric Learning (DML) plays a critical role in various machine learning tasks. However, most existing deep metric learning methods with binary similarity are sensitive to noisy labels, which are widely present in real-world data. Since…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Jiexi Yan , Lei Luo , Cheng Deng , Heng Huang

In semi-supervised learning, methods that rely on confidence learning to generate pseudo-labels have been widely proposed. However, increasing research finds that when faced with noisy and biased data, the model's representation network is…

Computer Vision and Pattern Recognition · Computer Science 2024-04-29 Yanbiao Ma , Licheng Jiao , Fang Liu , Lingling Li , Shuyuan Yang , Xu Liu

Many important classification problems in the real-world consist of a large number of closely related categories in a hierarchical structure or taxonomy. Hierarchical multi-label text classification (HMTC) with higher accuracy over large…

Computation and Language · Computer Science 2022-04-19 Pengfei Gao , Jingpeng Zhao , Yinglong Ma , Ahmad Tanvir , Beihong Jin

Recognizing sounds is a key aspect of computational audio scene analysis and machine perception. In this paper, we advocate that sound recognition is inherently a multi-modal audiovisual task in that it is easier to differentiate sounds…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-03 Haytham M. Fayek , Anurag Kumar

In this work, we propose a method for domain-incremental learning for audio classification from a sequence of datasets recorded in different acoustic conditions. Fine-tuning a model on a sequence of evolving domains or datasets leads to…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-24 Manjunath Mulimani , Annamaria Mesaros

After its sweeping success in vision and language tasks, pure attention-based neural architectures (e.g. DeiT) are emerging to the top of audio tagging (AT) leaderboards, which seemingly obsoletes traditional convolutional neural networks…

Sound · Computer Science 2022-08-25 Juncheng B Li , Shuhui Qu , Po-Yao Huang , Florian Metze

Assigning a set of labels to a given text is a classification problem with many real-world applications, such as recommender systems. Two separate research streams address this issue. Hierarchical Text Classification (HTC) focuses on…

Computation and Language · Computer Science 2026-01-27 Nerijus Bertalis , Paul Granse , Ferhat Gül , Florian Hauss , Leon Menkel , David Schüler , Tom Speier , Lukas Galke , Ansgar Scherp

In this paper, we propose a multi-level attention model to solve the weakly labelled audio classification problem. The objective of audio classification is to predict the presence or absence of audio events in an audio clip. Recently,…

Audio and Speech Processing · Electrical Eng. & Systems 2018-03-08 Changsong Yu , Karim Said Barsim , Qiuqiang Kong , Bin Yang