Facultad de Ciencias Físicas y Matemáticas: Recent submissions

Now showing items 8241-8260 of 22118

    • A Delay-Free and Robust Object Tracking Approach for Robotics Applications 
      Pairo, Wilma; Loncomilla, Patricio; del Solar, Javier Ruiz (Springer Netherlands, 2019)
      © 2018, Springer Science+Business Media B.V., part of Springer Nature.In many robotic applications there is the need for detecting and tracking moving and/or static objects while the robot moves, in order to interact with ...
    • Ecoimmunology in degus: interplay among diet, immune response, and oxidative stress 
      Ramírez Otarola, Natalia; Sarria, Mauricio; Rivera, Daniela S.; Sabat Kirkwood, Alejandro Pablo; Bozinovic, Francisco (Springer Verlag, 2019)
      © 2018, Springer-Verlag GmbH Germany, part of Springer Nature. The relationships between immunity, oxidative stress, and diet have not often been studied together. Despite this, it has been shown that dietary proteins can ...
    • An Interactive Framework for Learning Continuous Actions Policies Based on Corrective Feedback 
      Celemin, Carlos; Ruiz del Solar, Javier (Springer Netherlands, 2019)
      © 2018, Springer Science+Business Media B.V., part of Springer Nature.The main goal of this article is to present COACH (COrrective Advice Communicated by Humans), a new learning framework that allows non-expert humans to ...
    • Rates of convergence for inexact Krasnosel’skii–Mann iterations in Banach spaces 
      Bravo, Mario; Cominetti, Roberto; Pavez-Signé, Matías (Springer Verlag, 2019)
      © 2018, Springer-Verlag GmbH Germany, part of Springer Nature and Mathematical Optimization Society. We study the convergence of an inexact version of the classical Krasnosel’skii–Mann iteration for computing fixed points ...
    • Modeling Chilean Mathematics Teachers’ Instructional Beliefs on Problem Solving Practices 
      Saadati, Farzaneh; Cerda, Gamal; Giaconi, Valentina; Reyes, Cristian; Felmer Aichele, Patricio (Springer Netherlands, 2019)
      © 2018, Ministry of Science and Technology, Taiwan.This study was designed to examine predictors of instructional beliefs related to problem solving that influence mathematics in-service teachers’ practices in the Chilean ...
    • Local Core Members Aided Community Structure Detection 
      Fan, Xiaoping; Chen, Zhijie; Cai, Fei; Wu, Jinsong; Liu, Shengzong; Liao, Zhining; Liao, Zhifang (Springer New York LLC, 2019)
      © 2018, Springer Science+Business Media, LLC, part of Springer Nature.The relationship of friends in social networks can be strong or weak. Some research works have shown that a close relationship between friends conducts ...
    • Comparing linear and non-linear kriging for grade prediction and ore/waste classification in mineral deposits 
      Hekmatnejad, Amin; Emery, Xavier; Alipour-Shahsavari, Mehrnoosh (Taylor and Francis Ltd., 2019)
      © 2017, © 2017 Informa UK Limited, trading as Taylor & Francis Group. Ore/waste classification and economic evaluations of mineral deposits rely on the grade of elements of interest, which must be predicted as accurately ...
    • Triage prediction in pediatric patients with respiratory problems 
      Garmendia, Asier; Rios, Sebastian A.; Lopez-Guede, Jose M.; Graña, Manuel (Elsevier B.V., 2019)
      © 2017 Elsevier B.V. Respiratory diseases have an increasing prevalence in the large urban concentration of the world, due to the apparently unstoppable increase of air pollution from a diversity of sources. Children are ...
    • APEX Millimeter Observations of Methanol Emission Toward High-mass Star-forming Cores 
      Hernández-Hernández, Vicente; Kurtz, Stan; Kalenskii, Sergei; Golysheva, Polina; Garay Brignardello, Guido; Zapata, Luis; Bergman, Per (Institute of Physics Publishing, 2019)
      © 2019. The American Astronomical Society. All rights reserved..We present 247 GHz molecular line observations of methanol (CH3OH) toward 16 massive star-forming regions using the APEX telescope with an angular resolution ...
    • Junction of models of different dimension for flows in tube structures by Womersley-type interface conditions 
      Bertoglio, Cristóbal; Conca, Carlos; Nolte, David; Panasenko, Grigory; Pileckas, Konstantinas (Society for Industrial and Applied Mathematics Publications, 2019)
      © 2019 Society for Industrial and Applied MathematicsThe method of asymptotic partial decomposition of a domain proposed and justified earlier for thin domains (rod structures, tube structures consisting of a set of thin ...
    • Effect of annealing temperature on the structural, morphological and optical properties of ThO2 thin films ... 
      Arancibia, R.; Huentupil, Y.; Buono-Core, G. E.; Fuentealba, M.; Chornik, B.; Mendoza-Galván, A.; Cabello-Guzmán, G. (Elsevier Ltd, 2019)
      © 2019In this work, we report the influence of annealing temperature on the structural, morphological and optical properties of ThO2 thin films deposited on fused quartz and (100) silicon substrates by photochemical ...
    • Tuning White Light Emission in Dinuclear Phenoxo Bridged DyIII Complexes 
      Manzur, Jorge; De Santana, Ricardo Costa; Maia, Lauro June Queiroz; Vega, Andres; Spodine Spiridonova, Evgenia (American Chemical Society, 2019)
      © 2019 American Chemical Society.A new series of dinuclear dysprosium(III) complexes, [Dy2(LCH3)2(NO3)2(MeOH)2] (I), [Dy2(LCH3)2(NO3)2(DMF)2]·2DMF (II), [Dy2(LCl)2(NO3)2(DMF)2]·2DMF (III), and [Dy2(LCH3O)2(NO3)2(DMF)2] ...
    • Synthesis of non-uniform functionalized amphiphilic block copolymers and giant vesicles in the presence of ... 
      Berlanga, Isadora (MDPI AG, 2019)
      © 2019 by the author. Licensee MDPI, Basel, Switzerland.Giant vesicles with several-micrometer diameters were prepared by the self-assembly of an amphiphilic block copolymer in the presence of the Belousov–Zhabotinsky (BZ) ...
    • Hydrological early warning system based on a deep learning runoff model coupled with a meteorological forecast 
      de la Fuente, Alberto; Meruane Naranjo, Viviana; Meruane, Carolina (MDPI AG, 2019)
      © 2019 by the authors.The intensification of the hydrological cycle because of global warming raises concerns about future floods and their impact on large cities where exposure to these events has also increased. The ...
    • A simultaneous blow-up problem arising in tumor modeling 
      Espejo, Elio; Vilches, Karina; Conca, Carlos (Springer Verlag, 2019)
      © 2019, Springer-Verlag GmbH Germany, part of Springer Nature.Although macrophages are part of the human immune system, it has been remarkably observed in laboratory experiments that decreasing its number can slow down the ...
    • Lp theory for Boussinesq system with Dirichlet boundary conditions 
      Acevedo, Paul; Amrouche, Chérif; Conca, Carlos (Taylor and Francis Ltd., 2019)
      © 2018, © 2018 Informa UK Limited, trading as Taylor & Francis Group.We consider the stationary Boussinesq system with non-homogeneous Dirichlet boundary conditions in a bounded domain Ω ⊂ R3 of class C1, 1 with a possibly ...
    • Stochastic Ion Acceleration by the Ion-cyclotron Instability in a Growing Magnetic Field 
      Ley, Francisco; Riquelme, Mario; Sironi, Lorenzo; Verscharen, Daniel; Sandoval, Astor (Institute of Physics Publishing, 2019)
      © 2019 Institute of Physics Publishing. All rights reserved.Using 1D and 2D particle-in-cell simulations of a plasma with a growing magnetic field B, we show that ions can be stochastically accelerated by the ion-cyclotron ...
    • Evidence for a Circumplanetary Disk around Protoplanet PDS 70 b 
      Christiaens, Valentin; Cantalloube, Faustine; Casassus Montero, Simón; Price, Daniel J.; Absil, Olivier; Pinte, Christophe; Girard, Julien; Montesinos, Matias (Institute of Physics Publishing, 2019)
      © 2019. The American Astronomical Society. All rights reserved.We present the first observational evidence for a circumplanetary disk (CPD) around the protoplanet PDS 70 b, based on a new spectrum in the K-band acquired ...
    • Setting up standards: A methodological proposal for pediatric Triage machine learning model construction ... 
      Wolff Rojas, Patricio; Ríos, Sebastián A.; Graña, Manuel (Elsevier Ltd, 2019)
      © 2019 Elsevier LtdTriage is a critical process in hospital emergency departments (ED). Specifically, we consider how to achieve fast and accurate patient Triage in the ED of a pediatric hospital. The goal of this paper ...
    • Vibration-Based Damage Detection in Historical Adobe Structures: Laboratory and Field Applications 
      Aguilar, Rafael; Zonno, Giacomo; Lozano, Gonzalo; Boroschek, Rubén; Lourenço, Paulo B. (Taylor and Francis Inc., 2019)
      © 2019, © 2019 Taylor & Francis.Structural Health Monitoring (SHM) has demonstrated to be a fundamental tool for detecting damage in early stages in existent civil engineering structures. This paper explores the accuracy ...