نتایج جستجو برای: heart sound classification deep learning neural networks self

تعداد نتایج: 2577770  

Journal: :Research in Computing Science 2016
Humberto Pérez Espinosa Himer Avila-George Josefina Rodríguez-Jacobo Hector A. Cruz-Mendoza Juan Martínez-Miranda Ismael Edrein Espinosa-Curiel

Artificial Neural Networks have proven to be a very powerful machine learning algorithm which can be adequate to learn successfully a variety of tasks. Currently, very complex classification problems on different kind of data (images, video, sound, text, DNA) have been solved using neural networks. This kind of algorithms usually has many parameters that need to be fine-tuned in order to have g...

Journal: :CoRR 2018
Catherine F. Higham Desmond J. Higham

Multilayered artificial neural networks are becoming a pervasive tool in a host of application fields. At the heart of this deep learning revolution are familiar concepts from applied and computational mathematics; notably, in calculus, approximation theory, optimization and linear algebra. This article provides a very brief introduction to the basic ideas that underlie deep learning from an ap...

2017
Lachezar Bozhkov

One of the challenges in modeling cognitive events from electroencephalogram (EEG) data is finding representations that are invariant to interand intra-subject differences, as well as the inherent noise associated with EEG data collection. Herein, we explore the capabilities of the recent deep neural architectures for modeling cognitive events from EEG data. In this paper, we present recent ach...

The proposed IAFC neural networks have both stability and plasticity because theyuse a control structure similar to that of the ART-1(Adaptive Resonance Theory) neural network.The unsupervised IAFC neural network is the unsupervised neural network which uses the fuzzyleaky learning rule. This fuzzy leaky learning rule controls the updating amounts by fuzzymembership values. The supervised IAFC ...

Journal: :Proceedings of the ... AAAI Conference on Artificial Intelligence 2023

Analyzing the inner mechanisms of deep neural networks is a fundamental task in machine learning. Existing work provides limited analysis or it depends on local theories, such as fixed-point analysis. In contrast, we propose to analyze trained using an operator theoretic approach which rooted Koopman theory, Analysis Neural Networks (KANN). Key our method operator, linear object that globally r...

2018
Fadhl M Alakwaa Kumardeep Chaudhary Lana X Garmire

Metabolomics holds the promise as a new technology to diagnose highly heterogeneous diseases. Conventionally, metabolomics data analysis for diagnosis is done using various statistical and machine learning based classification methods. However, it remains unknown if deep neural network, a class of increasingly popular machine learning methods, is suitable to classify metabolomics data. Here we ...

Journal: :Nature Machine Intelligence 2020

2016
Dongxu Zhang Tianyi Luo Dong Wang

Latent Dirichlet Allocation (LDA) is a three-level hierarchical Bayesian model for topic inference. In spite of its great success, inferring the latent topic distribution with LDA is time-consuming. Motivated by the transfer learning approach proposed by Hinton et al. (2015), we present a novel method that uses LDA to supervise the training of a deep neural network (DNN), so that the DNN can ap...

Journal: :CoRR 2017
Andreea Salinca

Recently Convolutional Neural Networks (CNNs) models have proven remarkable results for text classification and sentiment analysis. In this paper, we present our approach on the task of classifying business reviews using word embeddings on a large-scale dataset provided by Yelp: Yelp 2017 challenge dataset. We compare word-based CNN using several pre-trained word embeddings and end-to-end vecto...

Introduction: Brucellosis is considered as one of the most important common infectious diseases between humans and animals. Considering the endemic nature of brucellosis and the existence of numerous reports of human and animal cases of brucellosis in Iran, the incidence of human brucellosis in Rafsanjan city was determined in the last 3 years (2016–2018). The main objective of this study was t...

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