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We present a probabilistic modeling and inference framework for discriminative analysis dictionary learning under a weak supervision setting. Dictionary learning approaches have been widely used for tasks such as low-level signal denoising…

Signal Processing · Electrical Eng. & Systems 2018-05-09 Zeyu You , Raviv Raich , Xiaoli Z. Fern , Jinsub Kim

Target sound detection (TSD) aims to detect the target sound from mixture audio given the reference information. Previous works have shown that TSD models can be trained on fully-annotated (frame-level label) or weakly-annotated (clip-level…

Sound · Computer Science 2022-07-20 Dongchao Yang , Helin Wang , Yuexian Zou , Wenwu Wang

As the volume of digital image data increases, the effectiveness of image classification intensifies. This study introduces a robust multi-label classification system designed to assign multiple labels to a single image, addressing the…

Computer Vision and Pattern Recognition · Computer Science 2025-01-06 Haixu Liu , Penghao Jiang , Zerui Tao

Audiovisual scenes are pervasive in our daily life. It is commonplace for humans to discriminatively localize different sounding objects but quite challenging for machines to achieve class-aware sounding objects localization without…

Computer Vision and Pattern Recognition · Computer Science 2021-12-23 Di Hu , Yake Wei , Rui Qian , Weiyao Lin , Ruihua Song , Ji-Rong Wen

Pre-trained vision-language models learn massive data to model unified representations of images and natural languages, which can be widely applied to downstream machine learning tasks. In addition to zero-shot inference, in order to better…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Qian-Wei Wang , Yuqiu Xie , Letian Zhang , Zimo Liu , Shu-Tao Xia

Enabling computational systems with the ability to localize actions in video-based content has manifold applications. Traditionally, such a problem is approached in a fully-supervised setting where video-clips with complete frame-by-frame…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Kurt Degiorgio , Fabio Cuzzolin

We propose an approach for training speaker identification models in a weakly supervised manner. We concentrate on the setting where the training data consists of a set of audio recordings and the speaker annotation is provided only at the…

Sound · Computer Science 2018-06-25 Martin Karu , Tanel Alumäe

Deep networks achieve excellent results on large-scale clean data but degrade significantly when learning from noisy labels. To suppressing the impact of mislabeled data, this paper proposes a conceptually simple yet efficient training…

Computer Vision and Pattern Recognition · Computer Science 2020-10-30 Xiaojiang Peng , Kai Wang , Zhaoyang Zeng , Qing Li , Jianfei Yang , Yu Qiao

Weakly-supervised object detection attempts to limit the amount of supervision by dispensing the need for bounding boxes, but still assumes image-level labels on the entire training set. In this work, we study the problem of training an…

Computer Vision and Pattern Recognition · Computer Science 2021-07-22 Zhaohui Yang , Miaojing Shi , Chao Xu , Vittorio Ferrari , Yannis Avrithis

Label noise is emerging as a pressing issue in sound event classification. This arises as we move towards larger datasets that are difficult to annotate manually, but it is even more severe if datasets are collected automatically from…

Sound · Computer Science 2019-10-29 Eduardo Fonseca , Frederic Font , Xavier Serra

This paper addresses the challenges posed by the unstructured nature and high-dimensional semantic complexity of electronic health record texts. A deep learning method based on attention mechanisms is proposed to achieve unified modeling…

Computation and Language · Computer Science 2025-07-03 Ting Xu , Xiaoxiao Deng , Xiandong Meng , Haifeng Yang , Yan Wu

Depression has been the leading cause of mental-health illness worldwide. Major depressive disorder (MDD), is a common mental health disorder that affects both psychologically as well as physically which could lead to loss of lives. Due to…

Computer Vision and Pattern Recognition · Computer Science 2019-09-05 Anupama Ray , Siddharth Kumar , Rutvik Reddy , Prerana Mukherjee , Ritu Garg

When watching videos, the occurrence of a visual event is often accompanied by an audio event, e.g., the voice of lip motion, the music of playing instruments. There is an underlying correlation between audio and visual events, which can be…

Multimedia · Computer Science 2020-08-19 Ying Cheng , Ruize Wang , Zhihao Pan , Rui Feng , Yuejie Zhang

Humans do not acquire perceptual abilities in the way we train machines. While machine learning algorithms typically operate on large collections of randomly-chosen, explicitly-labeled examples, human acquisition relies more heavily on…

With the development of media and networking technologies, multimedia applications ranging from feature presentation in a cinema setting to video on demand to interactive video conferencing are in great demand. Good synchronization between…

Computer Vision and Pattern Recognition · Computer Science 2018-12-17 Naji Khosravan , Shervin Ardeshir , Rohit Puri

We propose in this work a multi-view learning approach for audio and music classification. Considering four typical low-level representations (i.e. different views) commonly used for audio and music recognition tasks, the proposed…

Sound · Computer Science 2021-03-04 Huy Phan , Huy Le Nguyen , Oliver Y. Chén , Lam Pham , Philipp Koch , Ian McLoughlin , Alfred Mertins

AudioSet is a widely used benchmark in the audio research community and has significantly advanced various audio-related tasks. However, persistent issues with label accuracy and completeness remain critical bottlenecks that limit…

Sound · Computer Science 2025-08-25 Yulin Sun , Qisheng Xu , Yi Su , Qian Zhu , Yong Dou , Xinwang Liu , Kele Xu

Weakly supervised learning is a popular approach for training machine learning models in low-resource settings. Instead of requesting high-quality yet costly human annotations, it allows training models with noisy annotations obtained from…

Computation and Language · Computer Science 2023-09-19 Dawei Zhu , Xiaoyu Shen , Marius Mosbach , Andreas Stephan , Dietrich Klakow

This paper addresses the noisy label issue in audio event detection (AED) by refining strong labels as sequential labels with inaccurate timestamps removed. In AED, strong labels contain the occurrence of a specific event and its timestamps…

Sound · Computer Science 2020-07-13 Jae-Bin Kim , Seongkyu Mun , Myungwoo Oh , Soyeon Choe , Yong-Hyeok Lee , Hyung-Min Park

Long-tailed data is prevalent in real-world classification tasks and heavily relies on supervised information, which makes the annotation process exceptionally labor-intensive and time-consuming. Unfortunately, despite being a common…

Machine Learning · Computer Science 2024-12-04 Meng Wei , Zhongnian Li , Yong Zhou , Xinzheng Xu