Results 11 to 20 of about 1,446,341 (290)

A Hybrid Method on Emotion Detection for Indonesian Tweets of COVID-19

open access: yesJurnal RESTI (Rekayasa Sistem dan Teknologi Informasi), 2023
As a result of the COVID-19 pandemic, there have been restrictions on activities outside the home which has caused people to interact more and express their emotions through social media platforms, one of which is Twitter.
Diana Purwitasari   +3 more
doaj   +1 more source

Haptic Feature Extraction [PDF]

open access: yesCerebral Cortex, 2005
This study examined the process by which the shape of a haptically explored object is synthesized from the geometric characteristics of simpler constituent elements, such as arcs and ellipses. Subjects traced the outlines of virtual objects by means of whole arm movements.
John F, Soechting   +2 more
openaire   +2 more sources

A dual quantum image feature extraction method: PSQIFE

open access: yesIET Image Processing, 2022
In digital image processing, feature extraction occupies a very important position, which is related to the effect of image classification or recognition. At present, effective quantum feature extraction methods are relatively lacking.
Jie Su, Shuhan Lu, Lin Li
doaj   +1 more source

Transport Model for Feature Extraction

open access: yesSIAM Journal on Mathematics of Data Science, 2021
We present a new feature extraction method for complex and large datasets, based on the concept of transport operators on graphs. The proposed approach generalizes and extends the many existing data representation methodologies built upon diffusion processes, to a new domain where dynamical systems play a key role.
Wojciech Czaja   +3 more
openaire   +2 more sources

Feature extraction for epileptic seizure detection using machine learning

open access: yesCurrent Medicine Research and Practice, 2020
Background: Epilepsy is a common neurological disorder and affects approximately 70 million people worldwide. The traditional approach used by neurologists for the detection of seizure is time consuming.
Renuka Mohan Khati, Rajesh Ingle
doaj   +1 more source

Using a neural network-based feature extraction method to facilitate citation screening for systematic reviews [PDF]

open access: yes, 2020
Citation screening is a labour-intensive part of the process of a systematic literature review that identi- fies citations eligible for inclusion in the review.
KONTONATSIOS, GEORGIOS   +3 more
core   +1 more source

Relational autoencoder for feature extraction [PDF]

open access: yes2017 International Joint Conference on Neural Networks (IJCNN), 2017
Feature extraction becomes increasingly important as data grows high dimensional. Autoencoder as a neural network based feature extraction method achieves great success in generating abstract features of high dimensional data. However, it fails to consider the relationships of data samples which may affect experimental results of using original and new
Qinxue Meng   +3 more
openaire   +2 more sources

Analysis and Evaluation of Feature Selection and Feature Extraction Methods

open access: yesInternational Journal of Computational Intelligence Systems, 2023
Hand gestures are widely used in human-to-human and human-to-machine communication. Therefore, hand gesture recognition is a topic of great interest. Hand gesture recognition is closely related to pattern recognition, where overfitting can occur when ...
Rubén E. Nogales, Marco E. Benalcázar
doaj   +1 more source

Linear feature extraction for ranking [PDF]

open access: yesInformation Retrieval Journal, 2018
We address the feature extraction problem for document ranking in information retrieval. We then propose LifeRank, a Linear feature extraction algorithm for Ranking. In LifeRank, we regard each document collection for ranking as a matrix, referred to as the original matrix.
Gaurav Pandey 0003   +4 more
openaire   +3 more sources

A new kernel method for hyperspectral image feature extraction [PDF]

open access: yes, 2017
Hyperspectral image provides abundant spectral information for remote discrimination of subtle differences in ground covers. However, the increasing spectral dimensions, as well as the information redundancy, make the analysis and interpretation of ...
Gao, Lianru   +3 more
core   +1 more source

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