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Related papers: A Two-Stage Approach to Device-Robust Acoustic Sce…

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Environmental Sound Classification (ESC) is an important and challenging problem, and feature representation is a critical and even decisive factor in ESC. Feature representation ability directly affects the accuracy of sound…

Sound · Computer Science 2019-08-19 Tianhao Qiao , Shunqing Zhang , Zhichao Zhang , Shan Cao , Shugong Xu

This paper presents the Low-Complexity Acoustic Scene Classification with Device Information Task of the DCASE 2025 Challenge, along with its baseline system. Continuing the focus on low-complexity models, data efficiency, and device…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-08 Florian Schmid , Paul Primus , Toni Heittola , Annamaria Mesaros , Irene Martín-Morató , Gerhard Widmer

This work presents CascadeCNN, an automated toolflow that pushes the quantisation limits of any given CNN model, aiming to perform high-throughput inference. A two-stage architecture tailored for any given CNN-FPGA pair is generated,…

Computer Vision and Pattern Recognition · Computer Science 2018-07-16 Alexandros Kouris , Stylianos I. Venieris , Christos-Savvas Bouganis

Recognizing objects and scenes are two challenging but essential tasks in image understanding. In particular, the use of RGB-D sensors in handling these tasks has emerged as an important area of focus for better visual understanding.…

Computer Vision and Pattern Recognition · Computer Science 2022-01-12 Ali Caglayan , Nevrez Imamoglu , Ahmet Burak Can , Ryosuke Nakamura

Radio spectrum monitoring in contested environments motivates the need for reliable automatic signal classification technology. Prior work highlights deep learning as a promising approach, but existing models depend on brute-force Doppler…

Signal Processing · Electrical Eng. & Systems 2025-11-19 Avi Bagchi , Dwight Hutchenson

Dynamic inference is a feasible way to reduce the computational cost of convolutional neural network(CNN), which can dynamically adjust the computation for each input sample. One of the ways to achieve dynamic inference is to use…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Zhihang Yuan , Xin Liu , Bingzhe Wu , Guangyu Sun

Speech codecs that convert continuous speech signals into discrete tokens have become essential for speech language models. However, existing codecs struggle to balance high-quality reconstruction with semantically rich representations,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-16 Wenxi Chen , Xinsheng Wang , Ruiqi Yan , Yushen Chen , Zhikang Niu , Ziyang Ma , Xiquan Li , Yuzhe Liang , Hanlin Wen , Shunshun Yin , Ming Tao , Xie Chen

Multi-stage learning is an effective technique to invoke multiple deep-learning modules sequentially. This paper applies multi-stage learning to speech enhancement by using a multi-stage structure, where each stage comprises a…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-25 Ju Lin , Adriaan J. van Wijngaarden , Kuang-Ching Wang , Melissa C. Smith

Distributed acoustic sensors (DAS) are effective apparatus which are widely used in many application areas for recording signals of various events with very high spatial resolution along the optical fiber. To detect and recognize the…

Machine Learning · Computer Science 2023-03-22 Ceyhun Efe Kayan , Kivilcim Yuksel Aldogan , Abdurrahman Gumus

This technical report describes the details of our TASK1A submission of the DCASE2021 challenge. The goal of the task is to design an audio scene classification system for device-imbalanced datasets under the constraints of model…

Sound · Computer Science 2022-10-26 Byeonggeun Kim , Seunghan Yang , Jangho Kim , Simyung Chang

Various attention mechanisms are being widely applied to acoustic scene classification. However, we empirically found that the attention mechanism can excessively discard potentially valuable information, despite improving performance. We…

Machine Learning · Computer Science 2021-12-24 Hye-jin Shim , Jee-weon Jung , Ju-ho Kim , Ha-Jin Yu

Surface damage on concrete is important as the damage can affect the structural integrity of the structure. This paper proposes a two-step surface damage detection scheme using Convolutional Neural Network (CNN) and Artificial Neural…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Alice Yi Yang , Ling Cheng

This paper presents a novel approach for indoor acoustic source localization using microphone arrays and based on a Convolutional Neural Network (CNN). The proposed solution is, to the best of our knowledge, the first published work in…

Sound · Computer Science 2019-02-01 Juan Manuel Vera-Diaz , Daniel Pizarro , Javier Macias-Guarasa

Deep models trained with noisy labels are prone to over-fitting and struggle in generalization. Most existing solutions are based on an ideal assumption that the label noise is class-conditional, i.e., instances of the same class share the…

Computer Vision and Pattern Recognition · Computer Science 2022-08-01 Ganlong Zhao , Guanbin Li , Yipeng Qin , Feng Liu , Yizhou Yu

Edge detection remains a fundamental yet challenging task in computer vision, especially under varying illumination, noise, and complex scene conditions. This paper introduces a Hybrid Multi-Stage Learning Framework that integrates…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Mark Phil Pacot , Jayno Juventud , Gleen Dalaorao

A rigorous formulation of the dynamics of a signal processing scheme aimed at dense signal scanning without any loss in accuracy is introduced and analyzed. Related methods proposed in the recent past lack a satisfactory analysis of whether…

Machine Learning · Computer Science 2017-08-03 Markus Thom , Franz Gritschneder

In this technical report, we describe our submission for Task 1, Low-Complexity Device-Robust Acoustic Scene Classification, of the DCASE 2025 Challenge. Our work tackles the dual challenges of strict complexity constraints and robust…

Sound · Computer Science 2025-09-12 Seung Gyu Jeong , Seong Eun Kim

We describe in this report our audio scene recognition system submitted to the DCASE 2016 challenge. Firstly, given the label set of the scenes, a label tree is automatically constructed. This category taxonomy is then used in the feature…

Neural and Evolutionary Computing · Computer Science 2016-08-16 Huy Phan , Lars Hertel , Marco Maass , Philipp Koch , Alfred Mertins

Automated analysis of lung sound auscultation is essential for monitoring respiratory health, especially in regions facing a shortage of skilled healthcare workers. While respiratory sound classification has been widely studied in adults,…

Signal Processing · Electrical Eng. & Systems 2025-10-21 Samiul Based Shuvo , Taufiq Hasan

This study explores the field of audio classification from raw waveform using Convolutional Neural Networks (CNNs), a method that eliminates the need for extracting specialised features in the pre-processing step. Unlike recent trends in…

Sound · Computer Science 2024-12-03 Kazi Nazmul Haque , Rajib Rana , Tasnim Jarin , Bjorn W. Schuller