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The IEEE Low-Power Computer Vision Challenge (LPCVC) aims to promote the development of efficient vision models for edge devices, balancing accuracy with constraints such as latency, memory capacity, and energy use. The 2025 challenge…

Access to informative databases is a crucial part of notable research developments. In the field of domestic audio classification, there have been significant advances in recent years. Although several audio databases exist, these can be…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-14 Abigail Copiaco , Christian Ritz , Stefano Fasciani , Nidhal Abdulaziz

This thesis focuses on dealing with the task of acoustic scene classification (ASC), and then applied the techniques developed for ASC to a real-life application of detecting respiratory disease. To deal with ASC challenges, this thesis…

Sound · Computer Science 2021-07-21 Lam Pham

In this paper, we present a method called HODGEPODGE\footnotemark[1] for large-scale detection of sound events using weakly labeled, synthetic, and unlabeled data proposed in the Detection and Classification of Acoustic Scenes and Events…

Sound · Computer Science 2019-07-18 Ziqiang Shi , Liu Liu , Huibin Lin , Rujie Liu , Anyan Shi

In this paper, we propose a domain adaptation framework to address the device mismatch issue in acoustic scene classification leveraging upon neural label embedding (NLE) and relational teacher student learning (RTSL). Taking into account…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-04 Hu Hu , Sabato Marco Siniscalchi , Yannan Wang , Chin-Hui Lee

In this work, we compare the performance of three selected techniques in open set acoustic scenes classification (ASC). We test thresholding of the softmax output of a deep network classifier, which is the most popular technique nowadays…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-18 Zuzanna Kwiatkowska , Beniamin Kalinowski , Michał Kośmider , Krzysztof Rykaczewski

In this technical report, we describe our submission to DCASE2024 Challenge Task6 (Automated Audio Captioning) and Task8 (Language-based Audio Retrieval). We develop our approach building upon the EnCLAP audio captioning framework and…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-04 Jaeyeon Kim , Jaeyoon Jung , Minjeong Jeon , Sang Hoon Woo , Jinjoo Lee

A large and growing amount of speech content in real-life scenarios is being recorded on consumer-grade devices in uncontrolled environments, resulting in degraded speech quality. Transforming such low-quality device-degraded speech into…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-23 Haoyu Li , Junichi Yamagishi

Representing speech and audio signals in discrete units has become a compelling alternative to traditional high-dimensional feature vectors. Numerous studies have highlighted the efficacy of discrete units in various applications such as…

In this work, we propose an approach that features deep feature embedding learning and hierarchical classification with triplet loss function for Acoustic Scene Classification (ASC). In the one hand, a deep convolutional neural network is…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-13 Lam Pham , Ian McLoughlin , Huy Phan , Ramaswamy Palaniappan , Alfred Mertins

In industry, machine anomalous sound detection (ASD) is in great demand. However, collecting enough abnormal samples is difficult due to the high cost, which boosts the rapid development of unsupervised ASD algorithms. Autoencoder (AE)…

Sound · Computer Science 2023-11-16 Yifan Zhou , Dongxing Xu , Haoran Wei , Yanhua Long

In this work, a novel deep neural network, designed to enhance the efficiency and effectiveness of unsupervised sound anomaly detection, is presented. The proposed model exploits an attention module and separable convolutions to identify…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-14 Michael Neri , Marco Carli

The ICASSP 2023 Acoustic Echo Cancellation Challenge is intended to stimulate research in acoustic echo cancellation (AEC), which is an important area of speech enhancement and is still a top issue in audio communication. This is the fourth…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-25 Ross Cutler , Ando Saabas , Tanel Parnamaa , Marju Purin , Evgenii Indenbom , Nicolae-Catalin Ristea , Jegor Gužvin , Hannes Gamper , Sebastian Braun , Robert Aichner

Sound event localization and detection consists of two subtasks which are sound event detection and direction-of-arrival estimation. While sound event detection mainly relies on time-frequency patterns to distinguish different sound…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-07 Thi Ngoc Tho Nguyen , Karn Watcharasupat , Ngoc Khanh Nguyen , Douglas L. Jones , Woon Seng Gan

The main scientific question of this year DCASE challenge, Task 4 - Sound Event Detection in Domestic Environments, is to investigate the types of data (strongly labeled synthetic data, weakly labeled data, unlabeled in domain data)…

Sound · Computer Science 2020-01-23 Teck Kai Chan , Cheng Siong Chin , Ye Li

This paper presents the sound event localization and detection (SELD) task setup for the DCASE 2019 challenge. The goal of the SELD task is to detect the temporal activities of a known set of sound event classes, and further localize them…

Sound · Computer Science 2019-05-27 Sharath Adavanne , Archontis Politis , Tuomas Virtanen

This report presents our audio event detection system submitted for Task 2, "Detection of rare sound events", of DCASE 2017 challenge. The proposed system is based on convolutional neural networks (CNNs) and deep neural networks (DNNs)…

Sound · Computer Science 2017-10-19 Huy Phan , Martin Krawczyk-Becker , Timo Gerkmann , Alfred Mertins

The ICASSP 2022 Acoustic Echo Cancellation Challenge is intended to stimulate research in acoustic echo cancellation (AEC), which is an important area of speech enhancement and still a top issue in audio communication. This is the third AEC…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-01 Ross Cutler , Ando Saabas , Tanel Parnamaa , Marju Purin , Hannes Gamper , Sebastian Braun , Karsten Sørensen , Robert Aichner

In acoustic scene classification (ASC), acoustic features play a crucial role in the extraction of scene information, which can be stored over different time scales. Moreover, the limited size of the dataset may lead to a biased model with…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-17 Hangting Chen , Zuozhen Liu , Zongming Liu , Pengyuan Zhang

Sound event detection and sound event localization requires different features from audio input signals. While sound event detection mainly relies on time-frequency patterns to distinguish different event classes, sound event localization…

Audio and Speech Processing · Electrical Eng. & Systems 2019-11-27 T. N. T. Nguyen , D. L. Jones , R. Ranjan , S. Jayabalan , W. S. Gan