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Recently, more and more personalized speech enhancement systems (PSE) with excellent performance have been proposed. However, two critical issues still limit the performance and generalization ability of the model: 1) Acoustic environment…

音频与语音处理 · 电气工程与系统科学 2022-11-23 Xiaofeng Ge , Jiangyu Han , Haixin Guan , Yanhua Long

Two factors have proven to be very important to the performance of semantic segmentation models: global context and multi-level semantics. However, generating features that capture both factors always leads to high computational complexity,…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Qi Song , Kangfu Mei , Rui Huang

Recent acoustic event classification research has focused on training suitable filters to represent acoustic events. However, due to limited availability of target event databases and linearity of conventional filters, there is still room…

声音 · 计算机科学 2017-10-11 Seongkyu Mun , Minkyu Shin , Suwon Shon , Wooil Kim , David K. Han , Hanseok Ko

In this study, we introduce a new augmentation technique to enhance the resilience of sound event classification (SEC) systems against device variability through the use of CycleGAN. We also present a unique dataset to evaluate this method.…

声音 · 计算机科学 2024-01-17 Myeonghoon Ryu , Hongseok Oh , Suji Lee , Han Park

Crowd counting aims to predict the number of people and generate the density map in the image. There are many challenges, including varying head scales, the diversity of crowd distribution across images and cluttered backgrounds. In this…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Xin Wang , Yang Zhao , Tangwen Yang , Qiuqi Ruan

This article describes the Data-Efficient Low-Complexity Acoustic Scene Classification Task in the DCASE 2024 Challenge and the corresponding baseline system. The task setup is a continuation of previous editions (2022 and 2023), which…

音频与语音处理 · 电气工程与系统科学 2024-07-19 Florian Schmid , Paul Primus , Toni Heittola , Annamaria Mesaros , Irene Martín-Morató , Khaled Koutini , Gerhard Widmer

Acoustic scene classification identifies an input segment into one of the pre-defined classes using spectral information. The spectral information of acoustic scenes may not be mutually exclusive due to common acoustic properties across…

音频与语音处理 · 电气工程与系统科学 2019-07-18 Hee-Soo Heo , Jee-weon Jung , Hye-jin Shim , Ha-Jin Yu

Acoustic event detection and scene classification are major research tasks in environmental sound analysis, and many methods based on neural networks have been proposed. Conventional methods have addressed these tasks separately; however,…

Convolutional Neural Networks (CNNs) have been dominating classification tasks in various domains, such as machine vision, machine listening, and natural language processing. In machine listening, while generally exhibiting very good…

声音 · 计算机科学 2021-07-20 Khaled Koutini , Hamid Eghbal-zadeh , Florian Henkel , Jan Schlüter , Gerhard Widmer

Audio tagging aims to infer descriptive labels from audio clips. Audio tagging is challenging due to the limited size of data and noisy labels. In this paper, we describe our solution for the DCASE 2018 Task 2 general audio tagging…

计算机视觉与模式识别 · 计算机科学 2019-07-24 Kele Xu , Boqing Zhu , Qiuqiang Kong , Haibo Mi , Bo Ding , Dezhi Wang , Huaimin Wang

Previous works on scene classification are mainly based on audio or visual signals, while humans perceive the environmental scenes through multiple senses. Recent studies on audio-visual scene classification separately fine-tune the…

声音 · 计算机科学 2022-08-04 Yuanbo Hou , Bo Kang , Dick Botteldooren

The approach used not only challenges some of the fundamental mathematical techniques used so far in early experiments of the same trend but also introduces new scopes and new horizons for interesting results. The physics governing…

声音 · 计算机科学 2022-07-18 Jayesh Kumpawat , Shubhajit Dey

Early detection of breast cancer has a major contribution to curability, and using mammographic images, this can be achieved non-invasively. Supervised deep learning, the dominant CADe tool currently, has played a great role in object…

图像与视频处理 · 电气工程与系统科学 2019-09-06 Basel Alyafi , Oliver Diaz , Robert Marti

DeepFake Audio, unlike DeepFake images and videos, has been relatively less explored from detection perspective, and the solutions which exist for the synthetic speech classification either use complex networks or dont generalize to…

声音 · 计算机科学 2022-10-24 Vardhan Dongre , Abhinav Thimma Reddy , Nikhitha Reddeddy

Acoustic scene classification is a process of characterizing and classifying the environments from sound recordings. The first step is to generate features (representations) from the recorded sound and then classify the background…

Supervised training of an automated medical image analysis system often requires a large amount of expert annotations that are hard to collect. Moreover, the proportions of data available across different classes may be highly imbalanced…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Yuan Xue , Jiarong Ye , Rodney Long , Sameer Antani , Zhiyun Xue , Xiaolei Huang

In this paper, we present a deep neural network (DNN)-based acoustic scene classification framework. Two hierarchical learning methods are proposed to improve the DNN baseline performance by incorporating the hierarchical taxonomy…

声音 · 计算机科学 2016-08-16 Yong Xu , Qiang Huang , Wenwu Wang , Mark D. Plumbley

Acoustic scene classification (ASC) suffers from device-induced domain shift, especially when labels are limited. Prior work focuses on curriculum-based training schedules that structure data presentation by ordering or reweighting training…

声音 · 计算机科学 2026-02-02 Peihong Zhang , Yuxuan Liu , Rui Sang , Zhixin Li , Yiqiang Cai , Yizhou Tan , Shengchen Li

With widely deployed WiFi network and the uniqueness feature (fingerprint) of wireless channel information, fingerprinting based WiFi positioning is currently the mainstream indoor positioning method, in which fingerprint database…

网络与互联网体系结构 · 计算机科学 2019-10-14 Qiyue Li , Heng Qu , Zhi Liu , Nana Zhou , Wei Sun , Stephan Sigg , Jie Li

This paper presents the details of the Audio-Visual Scene Classification task in the DCASE 2021 Challenge (Task 1 Subtask B). The task is concerned with classification using audio and video modalities, using a dataset of synchronized…

音频与语音处理 · 电气工程与系统科学 2021-07-21 Shanshan Wang , Toni Heittola , Annamaria Mesaros , Tuomas Virtanen