Results 11 to 20 of about 42,531 (299)

Rough IPFCM Clustering Algorithm and Its Application on Smart Phones with Euclidean Distance

Applied Sciences, 2022
New interval clustering technology for symbolic data analysis (SDA) on smart phones is shown to be beneficial for mobile computing devices for smart data analysis in this paper.
Chih-Ming Chen, Sheng-Chieh Chang, Chen-Chia Chuang, Jin-Tsong Jeng   +3 more
doaj   +1 more source

Methodological Choices in Tourism: A Review of the Application of Symbolic Interactionism in Tourism and Hospitality Studies [PDF]

African Journal of Hospitality, Tourism and Leisure, 2023
This article reviews the use of symbolic interactionism (SI) in tourism research. It uses papers published in top 11 ranked tourism and hospitality journals over a twenty-year period, 2000 to 2020. The objective of this paper is to establish the level of
Jaloni Pansiri
doaj   +1 more source

Permutation Entropy as a Measure of Information Gain/Loss in the Different Symbolic Descriptions of Financial Data

Entropy, 2020
Financial markets give a large number of trading opportunities. However, over-complicated systems make it very difficult to be effectively used by decision-makers.
Jan Kozak, Krzysztof Kania, Przemysław Juszczuk   +2 more
doaj   +1 more source

Augmentation of Dispersion Entropy for Handling Missing and Outlier Samples in Physiological Signal Monitoring

Entropy, 2020
Entropy quantification algorithms are becoming a prominent tool for the physiological monitoring of individuals through the effective measurement of irregularity in biological signals.
Evangelos Kafantaris, Ian Piper, Tsz-Yan Milly Lo, Javier Escudero   +3 more
doaj   +1 more source

Cluster Analysis – Symbolic vs. Classical Data

, 2013
Clustering problem is addressed in many contexts and disciplines. Although there are numerous studies on cluster analysis, there is a lack of a review to complete and systematize knowledge of research approach depending on data form. The paper presents a concept of clustering, classifications of cluster analysis methods, comparison of numerical and ...
Wilk, Justyna, Pełka, Marcin
openaire   +3 more sources

Novejši pristopi v analizi podatkov o smrtnosti

Economic and Business Review, 2019
In the application of statistical methods and models, as well as other data analysis methods, we encounter a number of limitations that make it necessary to find new approaches.
Simona Korenjak-Černe, Aleša Lotrič Dolinar   +1 more
doaj   +1 more source

An adaptation of COBWEB for symbolic data case

Statistica, 2015
The paper proposes an extension for well-known COBWEB algorithm for different symbolic variable types. This extension allows to apply symbolic variables for category utility evaluation.
Marcin Pełka
doaj   +1 more source

Interstatis: el método statis para datos de tipo intervalo

Revista de Matemática: Teoría y Aplicaciones, 2014
El método STATIS, propuesto por L’Hermier des Plantes y Escoufier, se utiliza para analizar múltiples tablas de datos en las cuales es muy fre- cuente que cada una de la tablas tenga información referente al mismo conjunto de individuos.
David Corrales, Oldemar Rodríguez
doaj   +1 more source

Optimized Dimensionality Reduction Methods for Interval-Valued Variables and Their Application to Facial Recognition

Entropy, 2019
The center method, which was first proposed in Rev. Stat. Appl. 1997 by Cazes et al. and Stat. Anal. Data Mining 2011 by Douzal-Chouakria et al., extends the well-known Principal Component Analysis (PCA) method to particular types of symbolic objects ...
Jorge Arce Garro, Oldemar Rodríguez Rojas   +1 more
doaj   +1 more source

Symbolic Entropy Analysis and Its Applications

Entropy, 2018
This editorial explains the scope of the special issue and provides a thematic introduction to the contributed papers.
Raúl Alcaraz
doaj   +1 more source