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Large language models reveal deep comprehension and fluent generation in the field of multi-modality. Although significant advancements have been achieved in audio multi-modality, existing methods are rarely leverage language model for…

Sound · Computer Science 2024-08-06 Hualei Wang , Jianguo Mao , Zhifang Guo , Jiarui Wan , Hong Liu , Xiangdong Wang

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

Speech recognition system performance degrades in noisy environments. If the acoustic models are built using features of clean utterances, the features of a noisy test utterance would be acoustically mismatched with the trained model. This…

Computation and Language · Computer Science 2015-07-16 D. S. Pavan Kumar

Unsupervised semantic segmentation is a challenging task that segments images into semantic groups without manual annotation. Prior works have primarily focused on leveraging prior knowledge of semantic consistency or priori concepts from…

Computer Vision and Pattern Recognition · Computer Science 2023-10-30 Mengcheng Lan , Xinjiang Wang , Yiping Ke , Jiaxing Xu , Litong Feng , Wayne Zhang

Sound event detection (SED) aims at identifying audio events (audio tagging task) in recordings and then locating them temporally (localization task). This last task ends with the segmentation of the frame-level class predictions, that…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-25 Leo Cances , Patrice Guyot , Thomas Pellegrini

Deep learning solutions of the salient object detection problem have achieved great results in recent years. The majority of these models are based on encoders and decoders, with a different multi-feature combination. In this paper, we show…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Hazarapet Tunanyan

The selective fixed-filter strategy is popular in industrial applications involving active noise control (ANC) technology, which circumvents the time-consuming online learning process by selecting the best-matched pre-trained control…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Y. Xiao , M. Liu , D. Wei , L. Jian

To detect saliency in video is a fundamental step in many computer vision systems. Saliency is the significant target(s) in the video. The object of interest is further analyzed for high-level applications. The segregation of saliency and…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Yupei Zhang , Kwok-Leung Chan

The traditional adaptive algorithms will face the non-uniqueness problem when dealing with stereophonic acoustic echo cancellation (SAEC). In this paper, we first propose an efficient multi-input and multi-output (MIMO) scheme based on deep…

Sound · Computer Science 2022-08-16 Chenggang Zhang , Jinjiang Liu , Xueliang Zhang

Polyphonic Sound Event Detection (SED) in real-world recordings is a challenging task because of the dynamic polyphony level, intensity, and duration of sound events. Current polyphonic SED systems fail to model the temporal structure of…

Audio and Speech Processing · Electrical Eng. & Systems 2019-08-02 Arjun Pankajakshan , Helen L. Bear , Emmanouil Benetos

Co-salient object detection, with the target of detecting co-existed salient objects among a group of images, is gaining popularity. Recent works use the attention mechanism or extra information to aggregate common co-salient features,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-14 Siyue Yu , Jimin Xiao , Bingfeng Zhang , Eng Gee Lim

Sound event detection (SED) is essential for recognizing specific sounds and their temporal locations within acoustic signals. This becomes challenging particularly for on-device applications, where computational resources are limited. To…

Sound · Computer Science 2024-02-07 Yang Xiao , Rohan Kumar Das

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…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-07 Yunhao Liang , Yanhua Long , Yijie Li , Jiaen Liang

Softmax loss is arguably one of the most popular losses to train CNN models for image classification. However, recent works have exposed its limitation on feature discriminability. This paper casts a new viewpoint on the weakness of softmax…

Computer Vision and Pattern Recognition · Computer Science 2018-05-11 Xiaobo Wang , Shifeng Zhang , Zhen Lei , Si Liu , Xiaojie Guo , Stan Z. Li

In this paper, we propose a new Sound Event Classification (SEC) method which is inspired in recent works for out-of-distribution detection. In our method, we analyse all the activations of a generic CNN in order to produce feature…

Sound · Computer Science 2021-02-24 Antonio Joia Neto , Andre G C Pacheco , Diogo C Luvizon

Optimising a ranking-based metric, such as Average Precision (AP), is notoriously challenging due to the fact that it is non-differentiable, and hence cannot be optimised directly using gradient-descent methods. To this end, we introduce an…

Computer Vision and Pattern Recognition · Computer Science 2020-09-10 Andrew Brown , Weidi Xie , Vicky Kalogeiton , Andrew Zisserman

The Audio-Visual Video Parsing task aims to recognize and temporally localize all events occurring in either the audio or visual stream, or both. Capturing accurate event semantics for each audio/visual segment is vital. Prior works…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Pengcheng Zhao , Jinxing Zhou , Yang Zhao , Dan Guo , Yanxiang Chen

Source separation (SS) aims to separate individual sources from an audio recording. Sound event detection (SED) aims to detect sound events from an audio recording. We propose a joint separation-classification (JSC) model trained only on…

Sound · Computer Science 2019-12-10 Qiuqiang Kong , Yong Xu , Wenwu Wang , Mark D. Plumbley

Matched filters are widely used to localise signal patterns due to their high efficiency and interpretability. However, their effectiveness deteriorates for low signal-to-noise ratio (SNR) signals, such as those recorded on edge devices,…

Signal Processing · Electrical Eng. & Systems 2025-09-01 Haozhe Tian , Qiyu Rao , Nina Moutonnet , Pietro Ferraro , Danilo Mandic

Functional Magnetic Resonance Imaging is a noninvasive tool for studying cerebral function. Many factors challenge activation detection, especially in low-signal scenarios that arise in the performance of high-level cognitive tasks. We…

Methodology · Statistics 2019-05-07 Israel Almodóvar-Rivera , Ranjan Maitra