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This paper presents a novel approach to neural instrument sound synthesis using a two-stage semi-supervised learning framework capable of generating pitch-accurate, high-quality music samples from an expressive timbre latent space. Existing…

Sound · Computer Science 2025-10-07 Christian Limberg , Fares Schulz , Zhe Zhang , Stefan Weinzierl

The value of luxury goods, particularly investment-grade gemstones, is greatly influenced by their origin and authenticity, sometimes resulting in differences worth millions of dollars. Traditionally, human experts have determined the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-12 Tommaso Bendinelli , Luca Biggio , Daniel Nyfeler , Abhigyan Ghosh , Peter Tollan , Moritz Alexander Kirschmann , Olga Fink

Early and accurate detection of cardiac arrhythmias is vital for timely diagnosis and intervention. We propose a lightweight deep learning model combining 1D Convolutional Neural Networks (CNN), attention mechanisms, and Bidirectional Long…

Machine Learning · Computer Science 2025-11-13 Vamsikrishna Thota , Hardik Prajapati , Yuvraj Joshi , Shubhangi Rathi

Channel estimation is one of the key issues in practical massive multiple-input multiple-output (MIMO) systems. Compared with conventional estimation algorithms, deep learning (DL) based ones have exhibited great potential in terms of…

Information Theory · Computer Science 2021-08-24 Jiabao Gao , Mu Hu , Caijun Zhong , Geoffrey Ye Li , Zhaoyang Zhang

With the continuous improvement in various aspects in the field of artificial intelligence, the momentum of artificial intelligence with deep learning capabilities into the field of music is coming. The research purpose of this paper is to…

Artificial Intelligence · Computer Science 2021-10-07 Minghe Kong , Lican Huang

This article focuses on signal classification for deep-sea acoustic neutrino detection. In the deep sea, the background of transient signals is very diverse. Approaches like matched filtering are not sufficient to distinguish between…

Instrumentation and Methods for Astrophysics · Physics 2011-04-19 M. Neff , G. Anton , A. Enzenhöfer , K. Graf , J. Hößl , U. Katz , R. Lahmann , C. Richardt

This paper investigates deep neural networks for radio signal classification. Instead of performing modulation recognition and combining it with further analysis methods, the classifier operates directly on the IQ data of the signals and…

Signal Processing · Electrical Eng. & Systems 2019-06-12 Stefan Scholl

This paper investigates tree species classification using Sentinel-2 multispectral satellite image time-series. Despite their critical importance for many applications, such maps are often unavailable, outdated, or inaccurate for large…

Image and Video Processing · Electrical Eng. & Systems 2024-11-28 Florian Mouret , David Morin , Milena Planells , Cécile Vincent-Barbaroux

The average accuracy is one of major evaluation metrics for classification systems, while the accuracy deviation is another important performance metric used to evaluate various deep neural networks. In this paper, we present a new…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Dohyun Kim , Kyeorye Lee , Jiyeon Kim , Junseok Kwon , Joongheon Kim

One of the key challenges in machine learning is to design a computationally efficient multi-class classifier while maintaining the output accuracy and performance. In this paper, we present a tree-based classifier: Attention Tree (ATree)…

Computer Vision and Pattern Recognition · Computer Science 2016-08-03 Priyadarshini Panda , Kaushik Roy

Recently, some single-step systems without onset detection have shown their effectiveness in automatic musical tempo estimation. Following the success of these systems, in this paper we propose a Multi-scale Grouped Attention Network to…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-06 Xiaoheng Sun , Qiqi He , Yongwei Gao , Wei Li

We consider the task of multimodal music mood prediction based on the audio signal and the lyrics of a track. We reproduce the implementation of traditional feature engineering based approaches and propose a new model based on deep…

Information Retrieval · Computer Science 2018-09-21 Rémi Delbouys , Romain Hennequin , Francesco Piccoli , Jimena Royo-Letelier , Manuel Moussallam

We report on a method that classifies heart beats according to a set of 13 classes, including cardiac arrhythmias. The method localises the QRS peak complex to define each heart beat and uses a neural network to infer the patterns…

Quantitative Methods · Quantitative Biology 2020-11-12 Carla Sofia Carvalho

Phonation mode is an essential characteristic of singing style as well as an important expression of performance. It can be classified into four categories, called neutral, breathy, pressed and flow. Previous studies used voice quality…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-20 Xiaoheng Sun , Yiliang Jiang , Wei Li

The explainability of Convolutional Neural Networks (CNNs) is a particularly challenging task in all areas of application, and it is notably under-researched in music and audio domain. In this paper, we approach explainability by exploiting…

Sound · Computer Science 2019-07-04 Olga Slizovskaia , Emilia Gómez , Gloria Haro

Music source separation represents the task of extracting all the instruments from a given song. Recent breakthroughs on this challenge have gravitated around a single dataset, MUSDB, only limited to four instrument classes. Larger datasets…

Sound · Computer Science 2021-12-02 Alexandru Mocanu , Benjamin Ricaud , Milos Cernak

Big data contain rich information for machine learning algorithms to utilize when learning important features during classification tasks. Human beings express their emotion using certain words, speech (tone, pitch, speed) or facial…

Machine Learning · Computer Science 2024-07-02 Mazen Elabd , Sardar Jaf

This paper presents an experimental study on deep speaker embedding with an attention mechanism that has been found to be a powerful representation learning technique in speaker recognition. In this framework, an attention model works as a…

Sound · Computer Science 2018-09-26 Qiongqiong Wang , Koji Okabe , Kong Aik Lee , Hitoshi Yamamoto , Takafumi Koshinaka

Intelligence necessitates memory. Without memory, humans fail to perform various nontrivial tasks such as reading novels, playing games or solving maths. As the ultimate goal of machine learning is to derive intelligent systems that learn…

Machine Learning · Computer Science 2021-07-06 Hung Le

This paper presents a polyphonic pitch tracking system able to extract both framewise and note-based estimates from audio. The system uses several artificial neural networks in a deep layered learning setup. First, cascading networks are…

Sound · Computer Science 2019-03-19 Anders Elowsson