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A phoneme-retrieval technique is proposed, which is due to the particular way of the construction of the network. An initial set of neurons is given. The number of these neurons is approximately equal to the number of typical structures of…

Computation and Language · Computer Science 2023-07-27 Brunello Tirozzi , Orchidea Maria Lecian

To join the advantages of classical and end-to-end approaches for speech recognition, we present a simple, novel and competitive approach for phoneme-based neural transducer modeling. Different alignment label topologies are compared and…

Computation and Language · Computer Science 2021-04-21 Wei Zhou , Simon Berger , Ralf Schlüter , Hermann Ney

In the human ear, the basilar membrane plays a central role in sound recognition. When excited by sound, this membrane responds with a frequency-dependent displacement pattern that is detected and identified by the auditory hair cells…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-10 Woo Seok Lee , Hyunjae Kim , Andrew N. Cleland , Kang-Hun Ahn

Phoneme recognition is a very important part of speech recognition that requires the ability to extract phonetic features from multiple frames. In this paper, we compare and analyze CNN, RNN, Transformer, and Conformer models using phoneme…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-04 Kyuhong Shim , Wonyong Sung

Phoneme boundary detection plays an essential first step for a variety of speech processing applications such as speaker diarization, speech science, keyword spotting, etc. In this work, we propose a neural architecture coupled with a…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-18 Felix Kreuk , Yaniv Sheena , Joseph Keshet , Yossi Adi

We propose a spectral-based approach to analyze how two-layer neural networks separate from linear methods in terms of approximating high-dimensional functions. We show that quantifying this separation can be reduced to estimating the…

Machine Learning · Statistics 2022-02-24 Lei Wu , Jihao Long

Several results in the computer vision literature have shown the potential of randomly weighted neural networks. While they perform fairly well as feature extractors for discriminative tasks, a positive correlation exists between their…

Sound · Computer Science 2019-12-02 Bo-Wen Chen , Yen-Min Hsu , Hung-Yi Lee

In this paper we present a neural network based estimator system which performs well the frequency extraction from unevenly sampled signals. It uses an unsupervised Hebbian nonlinear neural algorithm to extract the principal components…

Astrophysics · Physics 2007-05-23 R. Tagliaferri , A. Ciaramella , F. Barone , L. Milano

In this paper, feedforward neural networks are presented that have nonlinear weight functions based on look--up tables, that are specially smoothed in a regularization called the diffusion. The idea of such a type of networks is based on…

Neural and Evolutionary Computing · Computer Science 2007-05-23 Artur Rataj

Informed by the basic geometry underlying feed forward neural networks, we initialize the weights of the first layer of a neural network using the linear discriminants which best distinguish individual classes. Networks initialized in this…

Machine Learning · Computer Science 2020-08-19 Marissa Masden , Dev Sinha

Speech representation and modelling in high-dimensional spaces of acoustic waveforms, or a linear transformation thereof, is investigated with the aim of improving the robustness of automatic speech recognition to additive noise. The…

Computation and Language · Computer Science 2015-03-31 Matthew Ager , Zoran Cvetkovic , Peter Sollich

We show that small and shallow feed-forward neural networks can achieve near state-of-the-art results on a range of unstructured and structured language processing tasks while being considerably cheaper in memory and computational…

Computation and Language · Computer Science 2017-08-02 Jan A. Botha , Emily Pitler , Ji Ma , Anton Bakalov , Alex Salcianu , David Weiss , Ryan McDonald , Slav Petrov

Multilingual models can improve language processing, particularly for low resource situations, by sharing parameters across languages. Multilingual acoustic models, however, generally ignore the difference between phonemes (sounds that can…

Language exhibits structure at different scales, ranging from subwords to words, sentences, paragraphs, and documents. To what extent do deep models capture information at these scales, and can we force them to better capture structure…

Computation and Language · Computer Science 2020-11-11 Alex Tamkin , Dan Jurafsky , Noah Goodman

The success of Neural networks in providing miraculous results when applied to a wide variety of tasks is astonishing. Insight in the working can be obtained by studying the universal approximation property of neural networks. It is proved…

Machine Learning · Computer Science 2021-11-17 R Subhash Chandra Bose , Kakarla Yaswanth

Automatic speech recognition systems usually rely on spectral-based features, such as MFCC of PLP. These features are extracted based on prior knowledge such as, speech perception or/and speech production. Recently, convolutional neural…

Machine Learning · Computer Science 2015-04-17 Dimitri Palaz , Mathew Magimai Doss , Ronan Collobert

Despite the remarkable progress recently made in distant speech recognition, state-of-the-art technology still suffers from a lack of robustness, especially when adverse acoustic conditions characterized by non-stationary noises and…

Computation and Language · Computer Science 2017-03-24 Mirco Ravanelli , Philemon Brakel , Maurizio Omologo , Yoshua Bengio

The study of neuronal morphology is important not only for its potential relationship with neuronal dynamics, but also as a means to classify diverse types of cells and compare than among species, organs, and conditions. In the present…

Neurons and Cognition · Quantitative Biology 2024-03-11 Alexandre Benatti , Henrique F. de Arruda , Luciano da F. Costa

We consider signal transaction in a simple neuronal model featuring intrinsic noise. The presence of noise limits the precision of neural responses and impacts the quality of neural signal transduction. We assess the signal transduction…

Biological Physics · Physics 2015-03-17 Michael J. Barber , Manfred L. Ristig

This work proposes a tentative model for the calculation of dimensionless distances between phonemes; sounds are described with binary distinctive features and distances show linear consistency in terms of such features. The model can be…

Computation and Language · Computer Science 2016-11-03 Tiago Tresoldi
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