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Deep Convolutional Neural Networks (CNN) have exhibited superior performance in many visual recognition tasks including image classification, object detection, and scene label- ing, due to their large learning capacity and resistance to…

计算机视觉与模式识别 · 计算机科学 2016-10-12 Miao Sun , Tony X. Han , Xun Xu , Ming-Chang Liu , Ahmad Khodayari-Rostamabad

Due to the limitation of strong-labeled sound event detection data set, using synthetic data to improve the sound event detection system performance has been a new research focus. In this paper, we try to exploit the usage of synthetic data…

声音 · 计算机科学 2020-11-03 Yuxin Huang , Liwei Lin , Xiangdong Wang , Hong Liu , Yueliang Qian , Min Liu , Kazushige Ouchi

Sensor drift is a long-existing unpredictable problem that deteriorates the performance of gaseous substance recognition, calling for an antidrift domain adaptation algorithm. However, the prerequisite for traditional methods to achieve…

定量方法 · 定量生物学 2022-03-29 Yuelin Zhang , Sihao Xiang , Zehuan Wang , Xiaoyan Peng , Yutong Tian , Shukai Duan , Jia Yan

In our previous work, we proposed a discriminative autoencoder (DcAE) for speech recognition. DcAE combines two training schemes into one. First, since DcAE aims to learn encoder-decoder mappings, the squared error between the reconstructed…

声音 · 计算机科学 2022-06-16 Hung-Shin Lee , Pin-Tuan Huang , Yao-Fei Cheng , Hsin-Min Wang

Despite speaker verification has achieved significant performance improvement with the development of deep neural networks, domain mismatch is still a challenging problem in this field. In this study, we propose a novel framework to…

音频与语音处理 · 电气工程与系统科学 2021-02-24 Mufan Sang , Wei Xia , John H. L. Hansen

Unsupervised domain adaptation for object detection is a challenging problem with many real-world applications. Unfortunately, it has received much less attention than supervised object detection. Models that try to address this task tend…

计算机视觉与模式识别 · 计算机科学 2021-06-11 Hongsong Wang , Shengcai Liao , Ling Shao

Audio tagging aims to perform multi-label classification on audio chunks and it is a newly proposed task in the Detection and Classification of Acoustic Scenes and Events 2016 (DCASE 2016) challenge. This task encourages research efforts to…

声音 · 计算机科学 2017-03-20 Yong Xu , Qiuqiang Kong , Qiang Huang , Wenwu Wang , Mark D. Plumbley

Cross-domain retrieval (CDR), as a crucial tool for numerous technologies, is finding increasingly broad applications. However, existing efforts face several major issues, with the most critical being the need for accurate supervision,…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Lixu Wang , Xinyu Du , Qi Zhu

When detecting anomalous sounds in complex environments, one of the main difficulties is that trained models must be sensitive to subtle differences in monitored target signals, while many practical applications also require them to be…

音频与语音处理 · 电气工程与系统科学 2025-09-23 Kevin Wilkinghoff , Takuya Fujimura , Keisuke Imoto , Jonathan Le Roux , Zheng-Hua Tan , Tomoki Toda

Deep neural networks, albeit their great success on feature learning in various computer vision tasks, are usually considered as impractical for online visual tracking because they require very long training time and a large number of…

计算机视觉与模式识别 · 计算机科学 2016-05-04 Hanxi Li , Yi Li , Fatih Porikli

Thanks to the development of deep learning, research on machine anomalous sound detection based on self-supervised learning has made remarkable achievements. However, there are differences in the acoustic characteristics of the test set and…

声音 · 计算机科学 2022-09-08 Jing-ke Yan , Xin Wang , Qin Wang , Qin Qin , Huang-he Li , Peng-fei Ye , Yue-ping He , Jing Zeng

Automatic identification of animal species by their vocalization is an important and challenging task. Although many kinds of audio monitoring system have been proposed in the literature, they suffer from several disadvantages such as…

音频与语音处理 · 电气工程与系统科学 2020-02-25 Weitao Xu , Xiang Zhang , Lina Yao , Wanli Xue , Bo Wei

The audio-visual event localization task requires identifying concurrent visual and auditory events from unconstrained videos within a network model, locating them, and classifying their category. The efficient extraction and integration of…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Xiang He , Xiangxi Liu , Yang Li , Dongcheng Zhao , Guobin Shen , Qingqun Kong , Xin Yang , Yi Zeng

Convolutional Neural Networks (CNNs) have been dominating classification tasks in various domains, such as machine vision, machine listening, and natural language processing. In machine listening, while generally exhibiting very good…

声音 · 计算机科学 2021-07-20 Khaled Koutini , Hamid Eghbal-zadeh , Florian Henkel , Jan Schlüter , Gerhard Widmer

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…

声音 · 计算机科学 2020-06-29 Javier Naranjo-Alcazar , Sergi Perez-Castanos , Pedro Zuccarello , Maximo Cobos

First person action recognition is an increasingly researched topic because of the growing popularity of wearable cameras. This is bringing to light cross-domain issues that are yet to be addressed in this context. Indeed, the information…

计算机视觉与模式识别 · 计算机科学 2021-06-04 Mirco Planamente , Chiara Plizzari , Emanuele Alberti , Barbara Caputo

This paper proposes multiscale convolutional neural network (CNN)-based deep metric learning for bioacoustic classification, under low training data conditions. The proposed CNN is characterized by the utilization of four different filter…

音频与语音处理 · 电气工程与系统科学 2019-09-04 Anshul Thakur , Daksh Thapar , Padmanabhan Rajan , Aditya Nigam

We introduce a novel approach to unsupervised and semi-supervised domain adaptation for semantic segmentation. Unlike many earlier methods that rely on adversarial learning for feature alignment, we leverage contrastive learning to bridge…

计算机视觉与模式识别 · 计算机科学 2021-04-23 Weizhe Liu , David Ferstl , Samuel Schulter , Lukas Zebedin , Pascal Fua , Christian Leistner

Domain adaptation is an important technique to alleviate performance degradation caused by domain shift, e.g., when training and test data come from different domains. Most existing deep adaptation methods focus on reducing domain shift by…

机器学习 · 计算机科学 2019-06-25 Jun Wen , Nenggan Zheng , Junsong Yuan , Zhefeng Gong , Changyou Chen

Learning transferable and domain adaptive feature representations from videos is important for video-relevant tasks such as action recognition. Existing video domain adaptation methods mainly rely on adversarial feature alignment, which has…

计算机视觉与模式识别 · 计算机科学 2021-08-30 Donghyun Kim , Yi-Hsuan Tsai , Bingbing Zhuang , Xiang Yu , Stan Sclaroff , Kate Saenko , Manmohan Chandraker