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The seen birds twitter, the running cars accompany with noise, etc. These naturally audiovisual correspondences provide the possibilities to explore and understand the outside world. However, the mixed multiple objects and sounds make it…

计算机视觉与模式识别 · 计算机科学 2019-04-22 Di Hu , Feiping Nie , Xuelong Li

In recent years, exploring effective sound separation (SSep) techniques to improve overlapping sound event detection (SED) attracts more and more attention. Creating accurate separation signals to avoid the catastrophic error accumulation…

音频与语音处理 · 电气工程与系统科学 2022-03-07 Yunhao Liang , Yanhua Long , Yijie Li , Jiaen Liang

We describe a novel weakly labeled Audio Event Classification approach based on a self-supervised attention model. The weakly labeled framework is used to eliminate the need for expensive data labeling procedure and self-supervised…

音频与语音处理 · 电气工程与系统科学 2019-08-09 Bongjun Kim , Shabnam Ghaffarzadegan

Deep learning has been widely used recently for sound event detection and classification. Its success is linked to the availability of sufficiently large datasets, possibly with corresponding annotations when supervised learning is…

声音 · 计算机科学 2023-09-06 Ilyass Moummad , Romain Serizel , Nicolas Farrugia

Learning with noisy labels has gained increasing attention because the inevitable imperfect labels in real-world scenarios can substantially hurt the deep model performance. Recent studies tend to regard low-loss samples as clean ones and…

机器学习 · 计算机科学 2024-02-20 Huafeng Liu , Mengmeng Sheng , Zeren Sun , Yazhou Yao , Xian-Sheng Hua , Heng-Tao Shen

In many applications, training machine learning models involves using large amounts of human-annotated data. Obtaining precise labels for the data is expensive. Instead, training with weak supervision provides a low-cost alternative. We…

机器学习 · 计算机科学 2022-02-09 Chidubem Arachie , Bert Huang

There are two sub-tasks implied in the weakly-supervised SED: audio tagging and event boundary detection. Current methods which combine multi-task learning with SED requires annotations both for these two sub-tasks. Since there are only…

音频与语音处理 · 电气工程与系统科学 2020-02-25 Yuxin Huang , Xiangdong Wang , Liwei Lin , Hong Liu , Yueliang Qian

As the size of the datasets getting larger, accurately annotating such datasets is becoming more impractical due to the expensiveness on both time and economy. Therefore, crowd-sourcing has been widely adopted to alleviate the cost of…

机器学习 · 计算机科学 2024-02-21 Hansong Zhang , Shikun Li , Dan Zeng , Chenggang Yan , Shiming Ge

While supervised learning has achieved remarkable success, obtaining large-scale labeled datasets in biomedical imaging is often impractical due to high costs and the time-consuming annotations required from radiologists. Semi-supervised…

图像与视频处理 · 电气工程与系统科学 2024-01-19 Yuanbin Chen , Tao Wang , Hui Tang , Longxuan Zhao , Ruige Zong , Shun Chen , Tao Tan , Xinlin Zhang , Tong Tong

Audio content analysis in terms of sound events is an important research problem for a variety of applications. Recently, the development of weak labeling approaches for audio or sound event detection (AED) and availability of large scale…

声音 · 计算机科学 2018-04-26 Ankit Shah , Anurag Kumar , Alexander G. Hauptmann , Bhiksha Raj

Obtaining accurate high-resolution representations of model outputs is essential to describe the system dynamics. In general, however, only spatially- and temporally-coarse observations of the system states are available. These observations…

While deep learning has been incredibly successful in modeling tasks with large, carefully curated labeled datasets, its application to problems with limited labeled data remains a challenge. The aim of the present work is to improve the…

音频与语音处理 · 电气工程与系统科学 2019-10-29 Tyler Lee , Ting Gong , Suchismita Padhy , Andrew Rouditchenko , Anthony Ndirango

Multi-View Representation Learning (MVRL) aims to learn a unified representation of an object from multi-view data. Deep Canonical Correlation Analysis (DCCA) and its variants share simple formulations and demonstrate state-of-the-art…

机器学习 · 计算机科学 2024-11-04 Junlin He , Jinxiao Du , Susu Xu , Wei Ma

Recent developed deep unsupervised methods allow us to jointly learn representation and cluster unlabelled data. These deep clustering methods mainly focus on the correlation among samples, e.g., selecting high precision pairs to gradually…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Jianlong Wu , Keyu Long , Fei Wang , Chen Qian , Cheng Li , Zhouchen Lin , Hongbin Zha

Multimodal language analysis often considers relationships between features based on text and those based on acoustical and visual properties. Text features typically outperform non-text features in sentiment analysis or emotion recognition…

机器学习 · 计算机科学 2019-12-03 Zhongkai Sun , Prathusha Sarma , William Sethares , Yingyu Liang

In this paper, we present a gated convolutional recurrent neural network based approach to solve task 4, large-scale weakly labelled semi-supervised sound event detection in domestic environments, of the DCASE 2018 challenge. Gated linear…

声音 · 计算机科学 2018-10-17 Robert Harb , Franz Pernkopf

In unsupervised person Re-ID, peer-teaching strategy leveraging two networks to facilitate training has been proven to be an effective method to deal with the pseudo label noise. However, training two networks with a set of noisy pseudo…

计算机视觉与模式识别 · 计算机科学 2022-10-10 Zeqi Chen , Zhichao Cui , Chi Zhang , Jiahuan Zhou , Yuehu Liu

Changes in bird populations can indicate broader changes in ecosystems, making birds one of the most important animal groups to monitor. Combining machine learning and passive acoustics enables continuous monitoring over extended periods…

声音 · 计算机科学 2025-02-20 Simen Hexeberg , Mandar Chitre , Matthias Hoffmann-Kuhnt , Bing Wen Low

Multi-label classification is the challenging task of predicting the presence and absence of multiple targets, involving representation learning and label correlation modeling. We propose a novel framework for multi-label classification,…

机器学习 · 计算机科学 2020-07-14 Junwen Bai , Shufeng Kong , Carla Gomes

The Detection and Classification of Acoustic Scenes and Events Challenge Task 4 aims to advance sound event detection (SED) systems in domestic environments by leveraging training data with different supervision uncertainty. Participants…

音频与语音处理 · 电气工程与系统科学 2024-06-13 Samuele Cornell , Janek Ebbers , Constance Douwes , Irene Martín-Morató , Manu Harju , Annamaria Mesaros , Romain Serizel