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This paper studies the detection of bird calls in audio segments using stacked convolutional and recurrent neural networks. Data augmentation by blocks mixing and domain adaptation using a novel method of test mixing are proposed and…

声音 · 计算机科学 2017-06-08 Sharath Adavanne , Konstantinos Drossos , Emre Çakır , Tuomas Virtanen

Taking advantage of the structure of large datasets to pre-train Deep Learning models is a promising strategy to decrease the need for supervised data. Self-supervised learning methods, such as contrastive and its variation are a promising…

Singing Voice Synthesis (SVS) has witnessed significant advancements with the advent of deep learning techniques. However, a significant challenge in SVS is the scarcity of labeled singing voice data, which limits the effectiveness of…

声音 · 计算机科学 2024-12-17 Yifeng Yu , Jiatong Shi , Yuning Wu , Yuxun Tang , Shinji Watanabe

In ornithology, bird species are known to have variedit's widely acknowledged that bird species display diverse dialects in their calls across different regions. Consequently, computational methods to identify bird species onsolely through…

音频与语音处理 · 电气工程与系统科学 2024-06-14 Xin Jing , Luyang Zhang , Jiangjian Xie , Alexander Gebhard , Alice Baird , Bjoern Schuller

Efficiency has been a critical problem in UAV tracking due to limitations in computation resources, battery capacity, and unmanned aerial vehicle maximum load. Although discriminative correlation filters (DCF)-based trackers prevail in this…

计算机视觉与模式识别 · 计算机科学 2023-08-22 Xucheng Wang , Xiangyang Yang , Hengzhou Ye , Shuiwang Li

Visual bird's eye view (BEV) semantic segmentation helps autonomous vehicles understand the surrounding environment only from images, including static elements (e.g., roads) and dynamic elements (e.g., vehicles, pedestrians). However, the…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Junyu Zhu , Lina Liu , Yu Tang , Feng Wen , Wanlong Li , Yong Liu

Learning interpretable and disentangled representations is a crucial yet challenging task in representation learning. In this work, we focus on semi-supervised disentanglement learning and extend work by Locatello et al. (2019) by…

机器学习 · 计算机科学 2020-06-24 Weili Nie , Zichao Wang , Ankit B. Patel , Richard G. Baraniuk

Recently, the standard variational autoencoder has been successfully used to learn a probabilistic prior over speech signals, which is then used to perform speech enhancement. Variational autoencoders have then been conditioned on a label…

音频与语音处理 · 电气工程与系统科学 2022-01-04 Guillaume Carbajal , Julius Richter , Timo Gerkmann

Using unsupervised learning to disentangle speech into content, rhythm, pitch, and timbre for voice conversion has become a hot research topic. Existing works generally take into account disentangling speech components through human-crafted…

声音 · 计算机科学 2024-05-01 Ziqi Liang , Jianzong Wang , Xulong Zhang , Yong Zhang , Ning Cheng , Jing Xiao

Assessing the presence and abundance of birds is important for monitoring specific species as well as overall ecosystem health. Many birds are most readily detected by their sounds, and thus passive acoustic monitoring is highly…

声音 · 计算机科学 2024-02-01 Dan Stowell , Yannis Stylianou , Mike Wood , Hanna Pamuła , Hervé Glotin

Recent studies have been revisiting whole words as the basic modelling unit in speech recognition and query applications, instead of phonetic units. Such whole-word segmental systems rely on a function that maps a variable-length speech…

计算与语言 · 计算机科学 2016-01-11 Herman Kamper , Weiran Wang , Karen Livescu

Learning emotion embedding from reference audio is a straightforward approach for multi-emotion speech synthesis in encoder-decoder systems. But how to get better emotion embedding and how to inject it into TTS acoustic model more…

声音 · 计算机科学 2022-01-31 Fengyu Yang , Jian Luan , Yujun Wang

Multi-label classification is the challenging task of predicting the presence and absence of multiple targets, involving representation learning and label correlation modeling. We propose a novel framework for multi-label classification,…

机器学习 · 计算机科学 2020-07-14 Junwen Bai , Shufeng Kong , Carla Gomes

Improving controllability or the ability to manipulate one or more attributes of the generated data has become a topic of interest in the context of deep generative models of music. Recent attempts in this direction have relied on learning…

声音 · 计算机科学 2021-08-04 Ashis Pati , Alexander Lerch

The speech representations learned from large-scale unlabeled data have shown better generalizability than those from supervised learning and thus attract a lot of interest to be applied for various downstream tasks. In this paper, we…

声音 · 计算机科学 2022-01-25 Zhengyang Chen , Sanyuan Chen , Yu Wu , Yao Qian , Chengyi Wang , Shujie Liu , Yanmin Qian , Michael Zeng

Rapid advances in singing voice synthesis have increased unauthorized imitation risks, creating an urgent need for better Singing Voice Deepfake (SingFake) Detection, also known as SVDD. Unlike speech, singing contains complex pitch, wide…

声音 · 计算机科学 2026-04-07 Xuanjun Chen , Chia-Yu Hu , Sung-Feng Huang , Haibin Wu , Hung-yi Lee , Jyh-Shing Roger Jang

Ecological and conservation studies monitoring bird communities typically rely on species classification based on bird vocalizations. Historically, this has been based on expert volunteers going into the field and making lists of the bird…

统计方法学 · 统计学 2026-05-29 Haoxuan Wang , Patrik Lauha , David B. Dunson

The goal of this work is to investigate what singing voice separation approaches based on neural networks learn from the data. We examine the mapping functions of neural networks based on the denoising autoencoder (DAE) model that are…

音频与语音处理 · 电气工程与系统科学 2019-10-22 Stylianos Ioannis Mimilakis , Konstantinos Drossos , Estefanía Cano , Gerald Schuller

Insect population numbers and biodiversity have been rapidly declining with time, and monitoring these trends has become increasingly important for conservation measures to be effectively implemented. But monitoring methods are often…

声音 · 计算机科学 2024-02-01 Marius Faiß , Dan Stowell

We propose an architecture for fine-grained visual categorization that approaches expert human performance in the classification of bird species. Our architecture first computes an estimate of the object's pose; this is used to compute…

计算机视觉与模式识别 · 计算机科学 2014-06-12 Steve Branson , Grant Van Horn , Serge Belongie , Pietro Perona