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Recurrent neural networks (RNNs) have shown significant improvements in recent years for speech enhancement. However, the model complexity and inference time cost of RNNs are much higher than deep feed-forward neural networks (DNNs).…

Sound · Computer Science 2020-11-12 Cunhang Fan , Bin Liu , Jianhua Tao , Jiangyan Yi , Zhengqi Wen , Leichao Song

To fully learn the latent temporal dependencies from post-disturbance system dynamic trajectories, deep learning is utilized for short-term voltage stability (STVS) assessment of power systems in this paper. First of all, a semi-supervised…

Signal Processing · Electrical Eng. & Systems 2021-02-25 Meng Zhang , Jiazheng Li , Yang Li , Runnan Xu

Noise power estimation is a key issue in modern wireless communication systems. It allows resource allocation by detecting white spectral spaces effectively, and gives control over the communication process by adjusting transmission power.…

Information Theory · Computer Science 2017-11-16 Jakub Nikonowicz , Aamir Mahmood , Emiliano Sisinni , Mikael Gidlund

We use multilayer Long Short Term Memory (LSTM) networks to learn representations of video sequences. Our model uses an encoder LSTM to map an input sequence into a fixed length representation. This representation is decoded using single or…

Machine Learning · Computer Science 2016-01-05 Nitish Srivastava , Elman Mansimov , Ruslan Salakhutdinov

In this paper, we investigate the robustness of an LSTM neural network against noise injection attacks for electric load forecasting in an ideal microgrid. The performance of the LSTM model is investigated under a black-box Gaussian noise…

Machine Learning · Computer Science 2023-04-27 Amirhossein Nazeri , Pierluigi Pisu

Long Short-Term Memory (LSTM) recurrent networks are frequently used for tasks involving time-sequential data such as speech recognition. Unlike previous LSTM accelerators that either exploit spatial weight sparsity or temporal activation…

Hardware Architecture · Computer Science 2022-06-14 Chang Gao , Tobi Delbruck , Shih-Chii Liu

Enhancing noisy speech is an important task to restore its quality and to improve its intelligibility. In traditional non-machine-learning (ML) based approaches the parameters required for noise reduction are estimated blindly from the…

Sound · Computer Science 2018-01-16 Robert Rehr , Timo Gerkmann

When the parameters of Bayesian Short-time Spectral Amplitude (STSA) estimator for speech enhancement are selected based on the characteristics of the human auditory system, the gain function of the estimator becomes more flexible. Although…

Sound · Computer Science 2025-12-18 Suman Samui

In this work, we introduce S4M, a new efficient speech separation framework based on neural state-space models (SSM). Motivated by linear time-invariant systems for sequence modeling, our SSM-based approach can efficiently model input…

Sound · Computer Science 2023-05-29 Chen Chen , Chao-Han Huck Yang , Kai Li , Yuchen Hu , Pin-Jui Ku , Eng Siong Chng

Massive multiple-input multiple-output (MIMO) systems rely on channel state information (CSI) feedback to perform precoding and achieve performance gain in frequency division duplex (FDD) networks. However, the huge number of antennas poses…

Information Theory · Computer Science 2018-08-01 Tianqi Wang , Chao-Kai Wen , Shi Jin , Geoffrey Ye Li

In speech recognition problems, data scarcity often poses an issue due to the willingness of humans to provide large amounts of data for learning and classification. In this work, we take a set of 5 spoken Harvard sentences from 7 subjects…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-06 Jordan J. Bird , Diego R. Faria , Anikó Ekárt , Cristiano Premebida , Pedro P. S. Ayrosa

Supervised fine-tuning (SFT) plays a crucial role in adapting large language models (LLMs) to specific domains or tasks. However, as demonstrated by empirical experiments, the collected data inevitably contains noise in practical…

Computation and Language · Computer Science 2024-12-20 Junyu Luo , Xiao Luo , Kaize Ding , Jingyang Yuan , Zhiping Xiao , Ming Zhang

Speaker adaptation methods aim to create fair quality synthesis speech voice font for target speakers while only limited resources available. Recently, as deep neural networks based statistical parametric speech synthesis (SPSS) methods…

Audio and Speech Processing · Electrical Eng. & Systems 2018-03-08 Zhiying Huang , Heng Lu , Ming Lei , Zhijie Yan

We present Multiscale Audio Spectrogram Transformer (MAST) for audio classification, which brings the concept of multiscale feature hierarchies to the Audio Spectrogram Transformer (AST). Given an input audio spectrogram, we first patchify…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-19 Sreyan Ghosh , Ashish Seth , S. Umesh , Dinesh Manocha

Audio-visual speech separation methods aim to integrate different modalities to generate high-quality separated speech, thereby enhancing the performance of downstream tasks such as speech recognition. Most existing state-of-the-art (SOTA)…

Sound · Computer Science 2024-03-22 Samuel Pegg , Kai Li , Xiaolin Hu

Deep Neural Networks (DNN) have been successful in en- hancing noisy speech signals. Enhancement is achieved by learning a nonlinear mapping function from the features of the corrupted speech signal to that of the reference clean speech…

Machine Learning · Computer Science 2016-06-16 Zhenzhou Wu , Sunil Sivadas , Yong Kiam Tan , Ma Bin , Rick Siow Mong Goh

Neural network (NN) emulators of the global 21 cm signal need emulation error much less than the observational noise in order to be used to perform unbiased Bayesian parameter inference. To this end, we introduce $\texttt{21cmLSTM}$ -- a…

Cosmology and Nongalactic Astrophysics · Physics 2024-10-11 J. Dorigo Jones , S. M. Bahauddin , D. Rapetti , J. Mirocha , J. O. Burns

The growing demands on GPU memory posed by the increasing number of neural network parameters call for training approaches that are more memory-efficient. Previous memory reduction training techniques, such as Low-Rank Adaptation (LoRA) and…

Machine Learning · Computer Science 2025-08-14 Jialin Zhao , Yingtao Zhang , Xinghang Li , Huaping Liu , Carlo Vittorio Cannistraci

With deep learning approaches becoming state-of-the-art in many speech (as well as non-speech) related machine learning tasks, efforts are being taken to delve into the neural networks which are often considered as a black box. In this…

Machine Learning · Computer Science 2018-08-27 Jeroen Zegers , Hugo Van hamme

Most deep learning-based models for speech enhancement have mainly focused on estimating the magnitude of spectrogram while reusing the phase from noisy speech for reconstruction. This is due to the difficulty of estimating the phase of…

Sound · Computer Science 2019-04-03 Hyeong-Seok Choi , Jang-Hyun Kim , Jaesung Huh , Adrian Kim , Jung-Woo Ha , Kyogu Lee
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