English
Related papers

Related papers: Improving Post-Processing of Audio Event Detectors…

200 papers

Acoustic scene classification (ASC) and acoustic event detection (AED) are different but related tasks. Acoustic events can provide useful information for recognizing acoustic scenes. However, most of the datasets are provided without…

Sound · Computer Science 2020-10-27 Ruixiong Zhang , Wei Zou , Xiangang Li

End-to-end (E2E) approach is gradually replacing hybrid models for automatic speech recognition (ASR) tasks. However, the optimization of E2E models lacks an intuitive method for handling decoding shifts, especially in scenarios with a…

Computation and Language · Computer Science 2024-03-04 Heyang Liu , Yu Wang , Yanfeng Wang

Event extraction is a fundamental task for natural language processing. Finding the roles of event arguments like event participants is essential for event extraction. However, doing so for real-life event descriptions is challenging…

Computation and Language · Computer Science 2021-12-23 Qian Li , Hao Peng , Jianxin Li , Jia Wu , Yuanxing Ning , Lihong Wang , Philip S. Yu , Zheng Wang

Despite consistent advancement in powerful deep learning techniques in recent years, large amounts of training data are still necessary for the models to avoid overfitting. Synthetic datasets using generative adversarial networks (GAN) have…

Sound · Computer Science 2023-04-05 Yunhao Chen , Yunjie Zhu , Zihui Yan , Jianlu Shen , Zhen Ren , Yifan Huang

Monitoring respiration parameters such as respiratory rate could be beneficial to understand the impact of training on equine health and performance and ultimately improve equine welfare. In this work, we compare deep learning-based methods…

Signal Processing · Electrical Eng. & Systems 2025-08-05 Jeanne I. M. Parmentier , Rhana M. Aarts , Elin Hernlund , Marie Rhodin , Berend Jan van der Zwaag

Neural audio autoencoders create compact latent representations that preserve perceptually important information, serving as the foundation for both modern audio compression systems and generation approaches like next-token prediction and…

Sound · Computer Science 2025-09-10 Dimitrios Bralios , Paris Smaragdis , Jonah Casebeer

Speech recognition in adverse real-world environments is highly affected by reverberation and nonstationary background noise. A well-known strategy to reduce such undesired signal components in multi-microphone scenarios is spatial…

Sound · Computer Science 2017-08-08 Hendrik Barfuss , Christian Huemmer , Andreas Schwarz , Walter Kellermann

Recent advances in automated theorem proving (ATP) through LLMs have highlighted the potential of formal reasoning with Lean 4 codes. However, ATP has not yet be revolutionized by the recent posttraining scaling as demonstrated by Open AI…

Artificial Intelligence · Computer Science 2025-07-15 Jingyuan Zhang , Qi Wang , Xingguang Ji , Yahui Liu , Yang Yue , Fuzheng Zhang , Di Zhang , Guorui Zhou , Kun Gai

In this paper, we present deep learning frameworks for audio-visual scene classification (SC) and indicate how individual visual and audio features as well as their combination affect SC performance. Our extensive experiments, which are…

Sound · Computer Science 2021-06-17 Lam Pham , Alexander Schindler , Mina Schütz , Jasmin Lampert , Sven Schlarb , Ross King

We consider audio decoding as an inverse problem and solve it through diffusion posterior sampling. Explicit conditioning functions are developed for input signal measurements provided by an example of a transform domain perceptual audio…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-13 Pedro J. Villasana T. , Lars Villemoes , Janusz Klejsa , Per Hedelin

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

To address Task 5 in the Detection and Classification of Acoustic Scenes and Events (DCASE) 2018 challenge, in this paper, we propose an ensemble learning system. The proposed system consists of three different models, based on…

Audio and Speech Processing · Electrical Eng. & Systems 2018-12-13 Jeremy Chew , Yingxiang Sun , Lahiru Jayasinghe , Chau Yuen

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

Reinforcement learning algorithms are defined by their learning update rules, which are typically hand-designed and fixed. We present an evolutionary framework for discovering reinforcement learning algorithms by searching directly over…

Machine Learning · Computer Science 2026-03-31 Alkis Sygkounas , Amy Loutfi , Andreas Persson

Multi-channel acoustic signal processing is a well-established and powerful tool to exploit the spatial diversity between a target signal and non-target or noise sources for signal enhancement. However, the textbook solutions for optimal…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-14 Reinhold Haeb-Umbach , Tomohiro Nakatani , Marc Delcroix , Christoph Boeddeker , Tsubasa Ochiai

In this paper, we propose addressing the lack of strongly labeled data by using pseudo strongly labeled data approximated using Convolutive Nonnegative Matrix Factorization. Using this set of data, we then train a novel architecture called…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-03 Teck Kai Chan , Cheng Siong Chin

In this paper, we consider reinforcement learning of Markov Decision Processes (MDP) with peak constraints, where an agent chooses a policy to optimize an objective and at the same time satisfy additional constraints. The agent has to take…

Optimization and Control · Mathematics 2019-12-09 Ather Gattami

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

Audio features have been proven useful for increasing the performance of automated topic segmentation systems. This study explores the novel task of using audio embeddings for automated, topically coherent segmentation of radio shows. We…

Machine Learning · Computer Science 2020-04-28 Oberon Berlage , Klaus-Michael Lux , David Graus

In this paper, we introduce our recent studies on human perception in audio event classification by different deep learning models. In particular, the pre-trained model VGGish is used as feature extractor to process audio data, and DenseNet…

Sound · Computer Science 2018-09-10 Yi Yu , Samuel Beuret , Donghuo Zeng , Keizo Oyama