Results 21 to 30 of about 5,484 (263)

The Continuum Between Temperament and Mental Illness as Dynamical Phases and Transitions

open access: yesFrontiers in Psychiatry, 2021
The full range of biopsychosocial complexity is mind-boggling, spanning a vast range of spatiotemporal scales with complicated vertical, horizontal, and diagonal feedback interactions between contributing systems.
William Sulis
doaj   +1 more source

Spatial-temporal evolution of landscape degradation on the Guamá River Basin, Brazil

open access: yesRevista Brasileira de Ciências Ambientais, 2021
The goal of this study was to determine the anthropization evolution of the Guamá river basin in the years 2000, 2008 and 2018 by means of the Anthropic Transformation Index.
Tatiane Camila Martins Silva   +2 more
doaj   +1 more source

On Max-Plus Algebra and Its Application on Image Steganography

open access: yesThe Scientific World Journal, 2018
We propose a new steganography method to hide an image into another image using matrix multiplication operations on max-plus algebra. This is especially interesting because the matrix used in encoding or information disguises generally has an inverse ...
Kiswara Agung Santoso   +2 more
doaj   +1 more source

Multicriteria analysis for sources of renewable energy using data from remote sensing [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Renewable energy sources are major components of the strategy to reduce harmful emissions and to replace depleting fossil energy resources. Data from remote sensing can provide information for multicriteria analysis for sources of renewable energy ...
L. Matejicek
doaj   +1 more source

Analysis of Safeness in a Petri Net–Based Specification of the Control Part of Cyber–Physical Systems

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2021
The paper proposes an algorithm for safeness verification of a Petri net-based specification of the control part of cyber-physical systems. The method involves a linear algebra technique and is based on the computation of the state machine cover of a ...
Wojnakowski Marcin   +3 more
doaj   +1 more source

Monitoring Geological Risk Areas in the City of São Paulo Based on Multi-Temporal High-Resolution 3D Models

open access: yesRemote Sensing, 2023
This paper presents a multi-temporal comparison of high-resolution 3D digital models from two urban areas susceptible to landslides in three time periods. The study areas belong to the São Paulo landslide risk mapping database and are named “CEU Paz” (CP)
Amanda Mendes de Sousa   +3 more
doaj   +1 more source

Spatio-temporal evaluation of ecosystem services in the São Paulo Macrometropolis, Brazil

open access: yesRevista Brasileira de Ciências Ambientais, 2023
Urbanization is one of the key factors that drive changes in ecosystem services. Although various studies have analyzed relationships between land-cover change and ecosystem services degradation, few have explored the impacts in future scenarios in mega ...
Priscila Ikematsu   +1 more
doaj   +1 more source

Conflicts and future scenarios of land use in eastern Mexico

open access: yesForest Systems, 2022
Aim of study: To develop an analytical framework for analyzing and assessing the land-use changes and conflicts, based on low requirements of information and useful in developing countries.
Gabriel Chablé-Rodríguez   +4 more
doaj   +1 more source

Special triple covers of algebraic surfaces

open access: yesDocumenta Mathematica, 2022
We study special triple covers f:T\to S of algebraic surfaces, where the Tschirnhausen bundle \mathcal{E}=\left(f_*\mathcal{O}_T/\mathcal{O}_S\right)^\vee is a ...
Nicolina Istrati   +2 more
openaire   +2 more sources

Galois coverings of selfinjective algebras by repetitive algebras [PDF]

open access: yesTransactions of the American Mathematical Society, 1999
In the representation theory of selfinjective artin algebras an important role is played by selfinjective algebras of the form B
Skowroński, Andrzej, Yamagata, Kunio
openaire   +2 more sources

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