Results 101 to 110 of about 88,729 (198)

Tópicos sobre optimización de algoritmos

open access: yesIngeniería e Investigación, 1998
El presente artículo pretende ilustrar cómo, en el desarrollo de sofware, un primer algoritmo que se construya en la solución de un problema puede mejorarse muchísimo. analizando dónde se gasta su tiempo.
Gloria Inés Giraldo Echeverry
doaj  

Diagonalización de endomorfismos. Aplicaciones de la diagonalización de matrices [PDF]

open access: yes, 2012
En este trabajo trataremos el proceso de diagonalización de endomorfismos y las aplicaciones que tiene en la resolución de problemas de álgebra lineal. Dicho trabajo se enmarca en un proyecto de colaboración entre la Universidad Politécnica de Valencia ...
Abraham, Sergio   +4 more
core  

The Reactive Extrusion Cationization of Starches as a Novel Physicochemical Surface Modification Method

open access: yesBiopolymers, Volume 117, Issue 3, May 2026.
Native starches from different botanical sources were cationized by reactive extrusion using 3% glycidyltrimethylammonium chloride (GTAC). The process, performed under controlled thermal zones, promoted the incorporation of quaternary ammonium groups onto the starch backbone.
Maria C. Posada‐Vélez   +4 more
wiley   +1 more source

Model of THG and EFISH using the SBHM

open access: yes, 2015
We report for the first time a comprehensive study of the fourth rank tensor describing third harmonic generation (THG) and electric field induced second harmonic (EFISH) in centrosymmetric material from two different viewpoints: Group Theory (GT) and ...
Alejo-Molina, Adalberto   +2 more
core   +1 more source

Understanding Multiscale Lithium Transport Dynamics in Composite Si‐C Electrodes: An Asymptotic Framework for GITT Experiments

open access: yesBattery Energy, Volume 5, Issue 3, May 2026.
This study introduces an asymptotic analysis to elucidate the multi‐scale transport mechanisms driving the relaxation dynamics in GITT experiments on composite Si‐C/graphite electrodes. The approach not only enhances physical understanding of coupled lithium transport mechanisms but also establishes a base for redesigning GITT protocols to achieve more
E. Jane, M. Higuera, F. Varas
wiley   +1 more source

Bio-Inspired Stereo Vision Calibration for Dynamic Vision Sensors [PDF]

open access: yes, 2019
Many advances have been made in the eld of computer vision. Several recent research trends have focused on mimicking human vision by using a stereo vision system.
Cabello, Enrique   +5 more
core  

Urban–Wild Interface Diversity: A Comprehensive Checklist of Herpetofauna of Guayaquil, Ecuador

open access: yesEcology and Evolution, Volume 16, Issue 5, May 2026.
Amphibians and reptiles in Guayaquil comprise multiple taxonomic orders and occur across conservation areas, forest remnants, and urban parks, including several endemic species and numerous taxa with type localities in the city. Although most species are globally classified as Least Concern, discrepancies between global and national threat assessments ...
Keyko Cruz‐García   +3 more
wiley   +1 more source

Algebra Aplicada [PDF]

open access: yes, 2015
Guía ...
Mendez Ramirez Raul
core  

Curcumin Nanoformulations for Dermatological Applications: From Nutraceuticals to Nanocarriers

open access: yesFood Frontiers, Volume 7, Issue 3, May 2026.
Nanotechnology‐based delivery platforms enhance the cutaneous administration of curcumin. Loading free curcumin into polymeric micelles, metal‐based nanoparticles, nanogels/hydrogels, liposomes, polymeric nanoparticles, or nanoemulsions/nanocrystals helps address its low solubility, poor stability and limited skin permeation. As a result, these systems
Stephany Celeste Gutiérrez‐Ruiz   +13 more
wiley   +1 more source

Improving prediction performance of stellar parameters using functional models

open access: yes, 2015
This paper investigates the problem of prediction of stellar parameters, based on the star's electromagnetic spectrum. The knowledge of these parameters permits to infer on the evolutionary state of the star. From a statistical point of view, the spectra
Curé, Michel   +2 more
core   +1 more source

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