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Modern audio source separation techniques rely on optimizing sequence model architectures such as, 1D-CNNs, on mixture recordings to generalize well to unseen mixtures. Specifically, recent focus is on time-domain based architectures such…

Machine Learning · Computer Science 2019-04-09 Vivek Sivaraman Narayanaswamy , Sameeksha Katoch , Jayaraman J. Thiagarajan , Huan Song , Andreas Spanias

Speech Enhancement (SE) is essential for improving productivity in remote collaborative environments. Although deep learning models are highly effective at SE, their computational demands make them impractical for embedded systems.…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-02 Riccardo Miccini , Clement Laroche , Tobias Piechowiak , Luca Pezzarossa

This paper proposes a Convolutional Neural Network (CNN) inspired by Multitask Learning (MTL) and based on speech features trained under the joint supervision of softmax loss and center loss, a powerful metric learning strategy, for the…

Sound · Computer Science 2019-09-04 Suraj Tripathi , Abhiram Ramesh , Abhay Kumar , Chirag Singh , Promod Yenigalla

The conversion from text to speech relies on the accurate mapping from linguistic to acoustic symbol sequences, for which current practice employs recurrent statistical models like recurrent neural networks. Despite the good performance of…

Sound · Computer Science 2018-11-07 Santiago Pascual , Antonio Bonafonte , Joan Serrà

Encoder-decoder based Sequence to Sequence learning (S2S) has made remarkable progress in recent years. Different network architectures have been used in the encoder/decoder. Among them, Convolutional Neural Networks (CNN) and Self…

Computation and Language · Computer Science 2018-07-05 Kaitao Song , Xu Tan , Di He , Jianfeng Lu , Tao Qin , Tie-Yan Liu

While the use of deep neural networks has significantly boosted speaker recognition performance, it is still challenging to separate speakers in poor acoustic environments. To improve robustness of speaker recognition system performance in…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Yanpei Shi , Qiang Huang , Thomas Hain

Deep neural networks face many problems in the field of hyperspectral image classification, lack of effective utilization of spatial spectral information, gradient disappearance and overfitting as the model depth increases. In order to…

Computer Vision and Pattern Recognition · Computer Science 2023-07-14 Guandong Li

This paper proposes a deep speech enhancement method which exploits the high potential of residual connections in a wide neural network architecture, a topology known as Wide Residual Network. This is supported on single dimensional…

Sound · Computer Science 2019-01-04 Dayana Ribas , Jorge Llombart , Antonio Miguel , Luis Vicente

This paper develops a novel encoder-decoder deep network architecture which exploits the several contextual frames of 2D+t sequential images in a sliding window centered at current frame to segment 2D vessel masks from the current frame.…

Computer Vision and Pattern Recognition · Computer Science 2021-02-11 Dongdong Hao , Song Ding , Linwei Qiu , Yisong Lv , Baowei Fei , Yueqi Zhu , Binjie Qin

In this paper, we propose an encoder-decoder neural architecture (called Channelformer) to achieve improved channel estimation for orthogonal frequency-division multiplexing (OFDM) waveforms in downlink scenarios. The self-attention…

Signal Processing · Electrical Eng. & Systems 2023-02-10 Dianxin Luan , John Thompson

Video denoising aims to recover high-quality frames from the noisy video. While most existing approaches adopt convolutional neural networks~(CNNs) to separate the noise from the original visual content, however, CNNs focus on local…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Wulian Yun , Mengshi Qi , Chuanming Wang , Huiyuan Fu , Huadong Ma

In deep learning, the load data with non-temporal factors are difficult to process by sequence models. This problem results in insufficient precision of the prediction. Therefore, a short-term load forecasting method based on convolutional…

Signal Processing · Electrical Eng. & Systems 2024-09-13 Yang Cui , Han Zhu , Yijian Wang , Lu Zhang , Yang Li

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…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-24 Mufan Sang , Wei Xia , John H. L. Hansen

We present an end-to-end deep learning approach to denoising speech signals by processing the raw waveform directly. Given input audio containing speech corrupted by an additive background signal, the system aims to produce a processed…

Audio and Speech Processing · Electrical Eng. & Systems 2018-09-18 Francois G. Germain , Qifeng Chen , Vladlen Koltun

We present an approach to learn a dense pixel-wise labeling from image-level tags. Each image-level tag imposes constraints on the output labeling of a Convolutional Neural Network (CNN) classifier. We propose Constrained CNN (CCNN), a…

Computer Vision and Pattern Recognition · Computer Science 2015-10-20 Deepak Pathak , Philipp Krähenbühl , Trevor Darrell

The generative adversarial networks (GANs) have facilitated the development of speech enhancement recently. Nevertheless, the performance advantage is still limited when compared with state-of-the-art models. In this paper, we propose a…

Sound · Computer Science 2020-06-16 Andong Li , Chengshi Zheng , Renhua Peng , Cunhang Fan , Xiaodong Li

This report presents our audio event detection system submitted for Task 2, "Detection of rare sound events", of DCASE 2017 challenge. The proposed system is based on convolutional neural networks (CNNs) and deep neural networks (DNNs)…

Sound · Computer Science 2017-10-19 Huy Phan , Martin Krawczyk-Becker , Timo Gerkmann , Alfred Mertins

The introduction of large-scale audio datasets, such as AudioSet, paved the way for Transformers to conquer the audio domain and replace CNNs as the state-of-the-art neural network architecture for many tasks. Audio Spectrogram Transformers…

Sound · Computer Science 2023-10-25 Florian Schmid , Khaled Koutini , Gerhard Widmer

Convolutional denoising autoencoders (DAEs) are powerful tools for image restoration. However, they inherit a key limitation of convolutional neural networks (CNNs): they tend to recover low-frequency features, such as smooth regions, more…

Image and Video Processing · Electrical Eng. & Systems 2025-06-25 Khuram Naveed , Bruna Neves de Freitas , Ruben Pauwels

Medical code assignment, which predicts medical codes from clinical texts, is a fundamental task of intelligent medical information systems. The emergence of deep models in natural language processing has boosted the development of…

Computation and Language · Computer Science 2021-09-27 Shaoxiong Ji , Erik Cambria , Pekka Marttinen