Results 21 to 30 of about 510,572 (297)

Sparse Feature Learning With Label Information for Alzheimer’s Disease Classification Based on Magnetic Resonance Imaging

open access: yesIEEE Access, 2019
Neuroimaging techniques have been used for automatic diagnosis and classification of Alzheimer's disease and mild cognitive impairment. How to select discriminant features from these data is the key that will affect the subsequent automatic diagnosis and
Lina Xu   +5 more
doaj   +1 more source

Feature Learning Viewpoint of Adaboost and a New Algorithm

open access: yesIEEE Access, 2019
The AdaBoost algorithm has the superiority of resisting overfitting. Understanding the mysteries of this phenomenon is a very fascinating fundamental theoretical problem.
Fei Wang   +5 more
doaj   +1 more source

Research and Application of Hybrid Forecasting Model Based on an Optimal Feature Selection System—A Case Study on Electrical Load Forecasting

open access: yesEnergies, 2017
The process of modernizing smart grid prominently increases the complexity and uncertainty in scheduling and operation of power systems, and, in order to develop a more reliable, flexible, efficient and resilient grid, electrical load forecasting is not ...
Yunxuan Dong   +3 more
doaj   +1 more source

A Novel Intelligent Fault Diagnosis Method Based on Variational Mode Decomposition and Ensemble Deep Belief Network

open access: yesIEEE Access, 2020
The deep belief network is widely used in fault diagnosis and health management of rotating machinery. However, on the one hand, deep belief networks only tend to focus on the global information of bearing vibration, ignoring local information.
Chao Zhang   +5 more
doaj   +1 more source

HOME LEARNING FEATURES

open access: yesChronos Journal, 2020
This article is about home schooling. The article will be interesting for both teachers and parents. The main provisions of the term “home schooling” were highlighted in this acticle, positive and negative traits were identified, as well as possible difficulties.
A.B. Bratchikova   +2 more
openaire   +1 more source

A Low-Light Sensor Image Enhancement Algorithm Based on HSI Color Model

open access: yesSensors, 2018
Images captured by sensors in unpleasant environment like low illumination condition are usually degraded, which means low visibility, low brightness, and low contrast.
Shiping Ma   +5 more
doaj   +1 more source

Multi-branch feature learning based speech emotion recognition using SCAR-NET

open access: yesConnection Science, 2023
Speech emotion recognition (SER) is an active research area in affective computing. Recognizing emotions from speech signals helps to assess human behaviour, which has promising applications in the area of human-computer interaction.
Keji Mao   +5 more
doaj   +1 more source

Faithful Contrastive Features in Learning [PDF]

open access: yesCognitive Science, 2006
AbstractThis article pursues the idea of inferring aspects of phonological underlying forms directly from surface contrasts by looking at optimality theoretic linguistic systems (Prince & Smolensky, 1993/2004). The main result proves that linguistic systems satisfying certain conditions have the faithful contrastive feature property: Whenever 2 ...
openaire   +2 more sources

An Improved Heuristic Optimization Algorithm for Feature Learning Based on Morphological Filtering and its Application

open access: yesIEEE Access, 2018
Hyperspectral remote sensing sensors can provide plenty of valuable information with hundreds of spectral bands at each pixel. Feature selection and spectral-spatial information play an important role in the field of hyperspectral image (HSI ...
Lishuan Hu   +3 more
doaj   +1 more source

Deep Learning Based Weighted Feature Fusion Approach for Sentiment Analysis

open access: yesIEEE Access, 2019
Deep learning algorithms have achieved remarkable results in the natural language processing(NLP) and computer vision. Hence, a trend still going on to use these algorithms, such as convolution and recurrent neural networks, for text analytic task to ...
Mohd Usama   +5 more
doaj   +1 more source

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