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Related papers: DCASE 2018 Challenge: Solution for Task 5

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To cope with real-world dynamics, an intelligent system needs to incrementally acquire, update, and exploit knowledge throughout its lifetime. This ability, known as Continual learning, provides a foundation for AI systems to develop…

Machine Learning · Computer Science 2025-12-19 Hesham G. Moussa , Aroosa Hameed , Arashmid Akhavain

Acoustic scene classification (ASC) is a problem related to the field of machine listening whose objective is to classify/tag an audio clip in a predefined label describing a scene location (e. g. park, airport, etc.). Many state-of-the-art…

Sound · Computer Science 2020-06-29 Javier Naranjo-Alcazar , Sergi Perez-Castanos , Pedro Zuccarello , Maximo Cobos

This technical report proposes an audio captioning system for DCASE 2021 Task 6 audio captioning challenge. Our proposed model is based on an encoder-decoder architecture with bi-directional Gated Recurrent Units (BiGRU) using pretrained…

Sound · Computer Science 2021-10-08 Ayşegül Özkaya Eren , Mustafa Sert

In this paper, through multi-task ensemble framework we address three problems of emotion and sentiment analysis i.e. "emotion classification & intensity", "valence, arousal & dominance for emotion" and "valence & arousal} for sentiment".…

Computation and Language · Computer Science 2018-10-16 Md Shad Akhtar , Deepanway Ghosal , Asif Ekbal , Pushpak Bhattacharyya , Sadao Kurohashi

In this paper, we present a deep learning framework applied for Acoustic Scene Classification (ASC), the task of classifying scene contexts from environmental input sounds. An ASC system generally comprises of two main steps, referred to as…

Sound · Computer Science 2020-05-27 Dat Ngo , Hao Hoang , Anh Nguyen , Tien Ly , Lam Pham

Sound event localization and detection is a novel area of research that emerged from the combined interest of analyzing the acoustic scene in terms of the spatial and temporal activity of sounds of interest. This paper presents an overview…

Audio and Speech Processing · Electrical Eng. & Systems 2021-01-12 Archontis Politis , Annamaria Mesaros , Sharath Adavanne , Toni Heittola , Tuomas Virtanen

Acoustic scene classification is the task of identifying the scene from which the audio signal is recorded. Convolutional neural network (CNN) models are widely adopted with proven successes in acoustic scene classification. However, there…

Sound · Computer Science 2019-01-08 Yuzhong Wu , Tan Lee

Many dynamic ensemble selection (DES) methods are known in the literature. A previously-developed by the authors, method consists in building a randomized classifier which is treated as a model of the base classifier. The model is…

Machine Learning · Computer Science 2021-09-17 Pawel Trajdos , Marek Kurzynski

In collaborative filtering (CF) algorithms, the optimal models are usually learned by globally minimizing the empirical risks averaged over all the observed data. However, the global models are often obtained via a performance tradeoff…

Machine Learning · Computer Science 2021-04-16 Dongsheng Li , Haodong Liu , Chao Chen , Yingying Zhao , Stephen M. Chu , Bo Yang

In this paper, we propose an effective sound event detection (SED) method based on the audio spectrogram transformer (AST) model, pretrained on the large-scale AudioSet for audio tagging (AT) task, termed AST-SED. Pretrained AST models have…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-08 Kang Li , Yan Song , Li-Rong Dai , Ian McLoughlin , Xin Fang , Lin Liu

In this paper, we propose a novel dynamic ensemble selection framework using meta-learning. The framework is divided into three steps. In the first step, the pool of classifiers is generated from the training data. The second phase is…

Machine Learning · Computer Science 2018-11-06 Rafael M. O. Cruz , Robert Sabourin , George D. C. Cavalcanti

The prompt and accurate detection of faults and abnormalities in electric transmission lines is a critical challenge in smart grid systems. Existing methods mostly rely on model-based approaches, which may not capture all the aspects of…

Machine Learning · Computer Science 2020-09-16 Peyman Tehrani , Marco Levorato

The performance of automatic speech recognition systems degrades with increasing mismatch between the training and testing scenarios. Differences in speaker accents are a significant source of such mismatch. The traditional approach to deal…

Computation and Language · Computer Science 2018-02-09 Xuesong Yang , Kartik Audhkhasi , Andrew Rosenberg , Samuel Thomas , Bhuvana Ramabhadran , Mark Hasegawa-Johnson

Existing Machine Learning techniques yield close to human performance on text-based classification tasks. However, the presence of multi-modal noise in chat data such as emoticons, slang, spelling mistakes, code-mixed data, etc. makes…

Computation and Language · Computer Science 2019-04-09 Parag Agrawal , Anshuman Suri

This paper describes our system to SemEval-2026 Task 3 Track A Subtask 1 on Dimensional Aspect Sentiment Regression (DimASR). We propose a lightweight and resource-efficient system built entirely on multilingual pre-trained encoders,…

Computation and Language · Computer Science 2026-05-12 Liyuan Huang , Jiawei He , Wutao Shen , Lin Li , Jin Zhang

Training multiple deep neural networks (DNNs) and averaging their outputs is a simple way to improve the predictive performance. Nevertheless, the multiplied training cost prevents this ensemble method to be practical and efficient. Several…

Machine Learning · Computer Science 2021-10-27 Feng Wang , Guoyizhe Wei , Qiao Liu , Jinxiang Ou , Xian Wei , Hairong Lv

In this paper, we describe our method for DCASE2019 task3: Sound Event Localization and Detection (SELD). We use four CRNN SELDnet-like single output models which run in a consecutive manner to recover all possible information of occurring…

Audio and Speech Processing · Electrical Eng. & Systems 2019-10-31 Sławomir Kapka , Mateusz Lewandowski

In this paper, we developed a deep neural network (DNN) that learns to solve simultaneously the three tasks of the cQA challenge proposed by the SemEval-2016 Task 3, i.e., question-comment similarity, question-question similarity and new…

Computation and Language · Computer Science 2017-02-14 Daniele Bonadiman , Antonio Uva , Alessandro Moschitti

The performance of an Acoustic Scene Classification (ASC) system is highly depending on the latent temporal dynamics of the audio signal. In this paper, we proposed a multiple layers temporal pooling method using CNN feature sequence as…

Sound · Computer Science 2019-04-04 Liwen Zhang , Jiqing Han

Acoustic scene classification is an intricate problem for a machine. As an emerging field of research, deep Convolutional Neural Networks (CNN) achieve convincing results. In this paper, we explore the use of multi-scale Dense connected…

Computer Vision and Pattern Recognition · Computer Science 2018-06-13 Dawei Feng , Kele Xu , Haibo Mi , Feifan Liao , Yan Zhou
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