Results 51 to 60 of about 30,333,265 (134)

A Review of Visibility Graph Analysis

open access: yesIEEE Access
A graph approach to time series data provides a new perspective for analyzing and comprehending the characteristics of the data. One common method of converting time series into a graph is through visibility graph analysis.
Hadis Azizi, Sadegh Sulaimany
doaj   +1 more source

Modelos estocásticos orientados en el actor utilizando RSiena (III).

open access: yesREDES: Revista Hispana para el Análisis de Redes Sociales, 2022
Este texto es el tercer guión de una serie de seis guiones escritos en el lenguaje y ambiente de programación R que conjuntamente constituyen la introducción al software RSiena para estimar modelos estocásticos orientados en el actor para redes ...
Alejandro Espinosa-Rada, Alvaro Uzaheta
doaj   +1 more source

Low Power Wide Area Network Analysis: Can LoRa Scale? [PDF]

open access: yesIEEE Wireless Communications Letters, 2016
Low power wide area (LPWA) networks are making spectacular progress from design, standardization, to commercialization. At this time of fast-paced adoption, it is of utmost importance to analyze how well these technologies will scale as the number of ...
Orestis Georgiou, Usman Raza
semanticscholar   +1 more source

Three-Channel Convolutional Neural Network for Polarimetric SAR Images Classification

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020
Terrain classification is an important topic in polarimetric synthetic aperture radar (PolSAR) image processing and interpretation. A novel PolSAR classification method based on the three-channel convolutional neural network (Tc-CNN) is proposed and this
Wenqiang Hua, Wen Xie, Xiaomin Jin
doaj   +1 more source

Local Contingencies in L2 Tasks: A Comparison of Context-Sensitive Interactional Achievements across Two Different Task Types

open access: yesBellaterra Journal of Teaching & Learning Language & Literature, 2017
Recent research on L2 interaction and interactional competencies shows that L2 learners deploy a great diversity of interactional resources and adapt their talk to context-sensitive differences in various institutional settings.
Ufuk Balaman, Olcay Sert
doaj   +1 more source

PolSAR Image Classification Based on Multi-Modal Contrastive Fully Convolutional Network

open access: yesRemote Sensing
Deep neural networks have achieved remarkable results in the field of polarimetric synthetic aperture radar (PolSAR) image classification. However, PolSAR is affected by speckle imaging, resulting in PolSAR images usually containing a large amount of ...
Wenqiang Hua   +3 more
doaj   +1 more source

A guide to null models for animal social network analysis

open access: yesMethods in Ecology and Evolution, 2017
Null models are an important component of the social network analysis toolbox. However, their use in hypothesis testing is still not widespread. Furthermore, several different approaches for constructing null models exist, each with their relative ...
D. Farine
semanticscholar   +1 more source

ASD-YOLO: a lightweight network for coffee fruit ripening detection in complex scenarios

open access: yesFrontiers in Plant Science
Coffee is one of the most popular and widely used drinks worldwide. At present, how to judge the maturity of coffee fruit mainly depends on the visual inspection of human eyes, which is both time-consuming and labor-intensive.
Baofeng Ye   +5 more
doaj   +1 more source

A Tutorial on Epistemic Network Analysis: Analyzing the Structure of Connections in Cognitive, Social, and Interaction Data

open access: yesJournal of Learning Analytics, 2016
This paper provides a tutorial on epistemic network analysis (ENA), a novel method for identifying and quantifying connections among elements in coded data and representing them in dynamic network models.
D. Shaffer, W. Collier, A. Ruis
semanticscholar   +1 more source

Redes de parentesco en las familias de Santiago de Chile

open access: yesREDES: Revista Hispana para el Análisis de Redes Sociales, 2018
El siguiente artículo busca caracterizar las familias chilenas a través del análisis de redes. Para ello, se aplican técnicas de análisis que combinan entrevistas cualitativas, análisis de redes ego-centradas y análisis narrativos de los individuos de ...
Herminia Gonzálvez Torralbo   +2 more
doaj   +1 more source

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