English
Related papers

Related papers: Balanced Deep CCA for Bird Vocalization Detection

200 papers

One hour before sunrise, one can experience the dawn chorus where birds from different species sing together. In this scenario, high levels of polyphony, as in the number of overlapping sound sources, are prone to happen resulting in a…

Sound · Computer Science 2022-07-14 Alberto García Arroba Parrilla , Dan Stowell

We present Deep Tensor Canonical Correlation Analysis (DTCCA), a method to learn complex nonlinear transformations of multiple views (more than two) of data such that the resulting representations are linearly correlated in high order. The…

Machine Learning · Computer Science 2020-05-26 Hok Shing Wong , Li Wang , Raymond Chan , Tieyong Zeng

This paper focuses on the weakly-supervised audio-visual video parsing task, which aims to recognize all events belonging to each modality and localize their temporal boundaries. This task is challenging because only overall labels…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Haoyue Cheng , Zhaoyang Liu , Hang Zhou , Chen Qian , Wayne Wu , Limin Wang

Jointly learning from a small labeled set and a larger unlabeled set is an active research topic under semi-supervised learning (SSL). In this paper, we propose a novel SSL method based on a two-stage framework for leveraging a large…

Audio and Speech Processing · Electrical Eng. & Systems 2023-04-26 Tanmay Khandelwal , Rohan Kumar Das , Andrew Koh , Eng Siong Chng

Deep Neural Networks are well known for efficiently fitting training data, yet experiencing poor generalization capabilities whenever some kind of bias dominates over the actual task labels, resulting in models learning "shortcuts". In…

Machine Learning · Computer Science 2024-08-12 Pietro Morerio , Ruggero Ragonesi , Vittorio Murino

Several works in computer vision have demonstrated the effectiveness of active learning for adapting the recognition model when new unlabeled data becomes available. Most of these works consider that labels obtained from the annotator are…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Sudipta Paul , Shivkumar Chandrasekaran , B. S. Manjunath , Amit K. Roy-Chowdhury

Existing weakly supervised sound event detection (WSSED) work has not explored both types of co-occurrences simultaneously, i.e., some sound events often co-occur, and their occurrences are usually accompanied by specific background sounds,…

Sound · Computer Science 2023-03-13 Yifei Xin , Dongchao Yang , Fan Cui , Yujun Wang , Yuexian Zou

This report proposes a polyphonic sound event detection (SED) method for the DCASE 2020 Challenge Task 4. The proposed SED method is based on semi-supervised learning to deal with the different combination of training datasets such as…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-03 Nam Kyun Kim , Hong Kook Kim

Learning to detect real-world anomalous events through video-level labels is a challenging task due to the rare occurrence of anomalies as well as noise in the labels. In this work, we propose a weakly supervised anomaly detection method…

Computer Vision and Pattern Recognition · Computer Science 2021-08-05 Muhammad Zaigham Zaheer , Arif Mahmood , Marcella Astrid , Seung-Ik Lee

In this paper, we propose a model for bird sound event detection that focuses on a small number of training samples within the everyday long-tail distribution. As a result, we investigate bird sound detection using the few-shot learning…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-27 Lingwen Liu , Yuxuan Feng , Haitao Fu , Yajie Yang , Xin Pan , Chenlei Jin

Learning a discriminative semantic space using unlabelled and noisy data remains unaddressed in a multi-label setting. We present a contrastive self-supervised learning method which is robust to data noise, grounded in the domain of…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Mehmet Can Yavuz , Berrin Yanikoglu

The recently proposed Mean Teacher method, which exploits large-scale unlabeled data in a self-ensembling manner, has achieved state-of-the-art results in several semi-supervised learning benchmarks. Spurred by current achievements, this…

Machine Learning · Computer Science 2022-02-25 Rui Tao , Long Yan , Kazushige Ouchi , Xiangdong Wang

Singing voice transcription converts recorded singing audio to musical notation. Sound contamination (such as accompaniment) and lack of annotated data make singing voice transcription an extremely difficult task. We take two approaches to…

Sound · Computer Science 2023-04-25 Xiangming Gu , Wei Zeng , Jianan Zhang , Longshen Ou , Ye Wang

Electrocardiography (ECG) is a non-invasive tool for predicting cardiovascular diseases (CVDs). Current ECG-based diagnosis systems show promising performance owing to the rapid development of deep learning techniques. However, the label…

Signal Processing · Electrical Eng. & Systems 2023-06-21 Rushuang Zhou , Lei Lu , Zijun Liu , Ting Xiang , Zhen Liang , David A. Clifton , Yining Dong , Yuan-Ting Zhang

Multi-modal learning, particularly among imaging and linguistic modalities, has made amazing strides in many high-level fundamental visual understanding problems, ranging from language grounding to dense event captioning. However, much of…

Computer Vision and Pattern Recognition · Computer Science 2019-10-28 Tanzila Rahman , Bicheng Xu , Leonid Sigal

We present a robust classification approach for avian vocalization in complex and diverse soundscapes, achieving second place in the BirdCLEF2021 challenge. We illustrate how to make full use of pre-trained convolutional neural networks, by…

Sound · Computer Science 2021-07-19 Christof Henkel , Pascal Pfeiffer , Philipp Singer

Data lies at the core of modern deep learning. The impressive performance of supervised learning is built upon a base of massive accurately labeled data. However, in some real-world applications, accurate labeling might not be viable;…

We consider the problem of anomaly detection with a small set of partially labeled anomaly examples and a large-scale unlabeled dataset. This is a common scenario in many important applications. Existing related methods either exclusively…

Machine Learning · Computer Science 2021-06-11 Guansong Pang , Anton van den Hengel , Chunhua Shen , Longbing Cao

Predicting drop coalescence based on process parameters is crucial for experiment design in chemical engineering. However, predictive models can suffer from the lack of training data and more importantly, the label imbalance problem. In…

Computational Engineering, Finance, and Science · Computer Science 2023-05-02 Kewei Zhu , Sibo Cheng , Nina Kovalchuk , Mark Simmons , Yi-Ke Guo , Omar K. Matar , Rossella Arcucci

The increasing level of sound pollution in marine environments poses an increased threat to ocean health, making it crucial to monitor underwater noise. By monitoring this noise, the sources responsible for this pollution can be mapped.…

Sound · Computer Science 2025-05-20 Hilde I. Hummel , Arwin Gansekoele , Sandjai Bhulai , Rob van der Mei
‹ Prev 1 4 5 6 7 8 10 Next ›