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Related papers: Online Active Learning For Sound Event Detection

200 papers

Cloud analysis is a critical component of weather and climate science, impacting various sectors like disaster management. However, achieving fine-grained cloud analysis, such as cloud segmentation, in remote sensing remains challenging due…

Computer Vision and Pattern Recognition · Computer Science 2023-11-10 Jay Gala , Sauradip Nag , Huichou Huang , Ruirui Liu , Xiatian Zhu

Sound event detection (SED) and acoustic scene classification (ASC) are major tasks in environmental sound analysis. Considering that sound events and scenes are closely related to each other, some works have addressed joint analyses of…

Robust out-of-distribution (OOD) detection is an indispensable component of modern artificial intelligence (AI) systems, especially in safety-critical applications where models must identify inputs from unfamiliar classes not seen during…

Machine Learning · Computer Science 2025-09-09 Tarhib Al Azad , Shahana Ibrahim

Passive acoustic monitoring is used widely in ecology, biodiversity, and conservation studies. Data sets collected via acoustic monitoring are often extremely large and built to be processed automatically using Artificial Intelligence and…

Sound · Computer Science 2022-12-09 Anthony Gibbons , Ian Donohue , Courtney E. Gorman , Emma King , Andrew Parnell

Temporal detection problems appear in many fields including time-series estimation, activity recognition and sound event detection (SED). In this work, we propose a new approach to temporal event modeling by explicitly modeling event onsets…

In this paper, we aim to improve the performance of a deep learning model towards image classification tasks, proposing a novel anchor-based training methodology, named \textit{Online Anchor-based Training} (OAT). The OAT method, guided by…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Maria Tzelepi , Vasileios Mezaris

Although weakly-supervised techniques can reduce the labeling effort, it is unclear whether a saliency model trained with weakly-supervised data (e.g., point annotation) can achieve the equivalent performance of its fully-supervised…

Computer Vision and Pattern Recognition · Computer Science 2022-12-14 Zhenyu Wu , Lin Wang , Wei Wang , Qing Xia , Chenglizhao Chen , Aimin Hao , Shuo Li

Active learning (AL) aims to enable training high performance classifiers with low annotation cost by predicting which subset of unlabelled instances would be most beneficial to label. The importance of AL has motivated extensive research,…

Machine Learning · Computer Science 2018-06-14 Kunkun Pang , Mingzhi Dong , Yang Wu , Timothy Hospedales

Voice Activity Detection (VAD) is an important pre-processing step in a wide variety of speech processing systems. VAD should in a practical application be able to detect speech in both noisy and noise-free environments, while not…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-06 Claus Meyer Larsen , Peter Koch , Zheng-Hua Tan

Active learning (AL) combines data labeling and model training to minimize the labeling cost by prioritizing the selection of high value data that can best improve model performance. In pool-based active learning, accessible unlabeled data…

Machine Learning · Computer Science 2020-07-21 Mingfei Gao , Zizhao Zhang , Guo Yu , Sercan O. Arik , Larry S. Davis , Tomas Pfister

Image segmentation is one of the most essential biomedical image processing problems for different imaging modalities, including microscopy and X-ray in the Internet-of-Medical-Things (IoMT) domain. However, annotating biomedical images is…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Ziyuan Zhao , Zeng Zeng , Kaixin Xu , Cen Chen , Cuntai Guan

This paper presents a new learning strategy for the Sound Event Detection (SED) system to tackle the issues of i) knowledge migration from a pre-trained model to a new target model and ii) learning new sound events without forgetting the…

Machine Learning · Computer Science 2020-03-30 Eunjeong Koh , Fatemeh Saki , Yinyi Guo , Cheng-Yu Hung , Erik Visser

Active learning aims to alleviate the amount of labor involved in data labeling by automating the selection of unlabeled samples via an acquisition function. For example, variational adversarial active learning (VAAL) leverages an…

Machine Learning · Computer Science 2024-08-26 Zongyao Lyu , William J. Beksi

Sound event detection (SED) is the task of identifying sound events along with their onset and offset times. A recent, convolutional neural networks based SED method, proposed the usage of depthwise separable (DWS) and time-dilated…

Sound · Computer Science 2020-07-13 Konstantinos Drossos , Stylianos I. Mimilakis , Tuomas Virtanen

Training a deep object detector for autonomous driving requires a huge amount of labeled data. While recording data via on-board sensors such as camera or LiDAR is relatively easy, annotating data is very tedious and time-consuming,…

Robotics · Computer Science 2019-05-07 Di Feng , Xiao Wei , Lars Rosenbaum , Atsuto Maki , Klaus Dietmayer

Sound Event Detection and Localization (SELD) constitutes a complex task that depends on extensive multichannel audio recordings with annotated sound events and their respective locations. In this paper, we introduce a self-supervised…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-02 Orlem Lima dos Santos , Karen Rosero , Roberto de Alencar Lotufo

Audio event localization and detection (SELD) have been commonly tackled using multitask models. Such a model usually consists of a multi-label event classification branch with sigmoid cross-entropy loss for event activity detection and a…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-14 Huy Phan , Lam Pham , Philipp Koch , Ngoc Q. K. Duong , Ian McLoughlin , Alfred Mertins

Requirement of large annotated datasets restrict the use of deep convolutional neural networks (CNNs) for many practical applications. The problem can be mitigated by using active learning (AL) techniques which, under a given annotation…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Sharat Agarwal , Himanshu Arora , Saket Anand , Chetan Arora

This paper proposes a new active learning method for semantic segmentation. The core of our method lies in a new annotation query design. It samples informative local image regions (e.g., superpixels), and for each of such regions, asks an…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Sehyun Hwang , Sohyun Lee , Hoyoung Kim , Minhyeon Oh , Jungseul Ok , Suha Kwak

We propose a method to perform audio event detection under the common constraint that only limited training data are available. In training a deep learning system to perform audio event detection, two practical problems arise. Firstly, most…

Sound · Computer Science 2018-10-29 Veronica Morfi , Dan Stowell