Now showing items 1-20 of 23

    • Brain activity changes induced by open and closed eyes during low-g maneuvers 

      Dubert, D.; Ruiz, Xavier; Gavaldà, Josefina; Pérez Poch, Antoni (2015)
      Conference report
      Open Access
      The present work reports and discuses the changes in brain bioelectrical signals induced on normal subjects by open and closed eyes during their first parabolic flight in a small aerobatic plane. A parabolic flight ...
    • Characteristic brain volumetric changes in the AD preclinical signature 

      Petrone, Paula; Casamitjana Díaz, Adrià; Falcón, Carlos; Artigues, Miquel; Operto, Grégory; Skouras, Stavros; Cacciaglia, Raffaele; Molinuevo, Jose Luis; Vilaplana Besler, Verónica; Gispert, Juan Domingo; Salvado, Gemma (Elsevier, 2018)
      Article
      Open Access
    • Characterization of brain development in preterm children using ultrasound images 

      Rabanaque Rodríguez, David (Universitat Politècnica de Catalunya, 2021-10-27)
      Master thesis
      Open Access
      El període més important per al desenvolupament del cervell humà és la fase fetal. Durant aquest període de quaranta setmanes, es produeixen canvis morfològics importants al cervell humà, incloent un enorme augment de la ...
    • Collective excitability in a mesoscopic neuronal model of epileptic activity 

      Jedynak, Maciej; Pons Rivero, Antonio Javier; García Ojalvo, Jordi (2018-01-12)
      Article
      Open Access
      At the mesoscopic scale, the brain can be understood as a collection of interacting neuronal oscillators, but the extent to which its sustained activity is due to coupling among brain areas is still unclear. Herewe address ...
    • Cross-frequency transfer in a stochastically driven mesoscopic neuronal model 

      Jedynak, Maciej; Pons Rivero, Antonio Javier; García Ojalvo, Jordi (2015-02-16)
      Article
      Open Access
      The brain is known to operate in multiple coexisting frequency bands. Increasing experimental evidence suggests that interactions between those distinct bands play a crucial role in brain processes, but the dynamical ...
    • Detección de eventos transitorios en señales de origen cerebral 

      Argüelles Mallén, Esther (Universitat Politècnica de Catalunya, 2015-06-09)
      Bachelor thesis
      Restricted access - author's decision
      En el present projecte es realitza el disseny d’un nou algoritme capaç de detectar automàticament esdeveniments transitoris presents en senyals d’origen cerebral, obtinguts mitjançant el registre electroencefalogràfic ...
    • Differentiating resting brain states using ordinal symbolic analysis 

      Quintero Quiroz, Carlos Alberto; Montesano Del Campo, Luis; Pons Rivero, Antonio Javier; Torrent Serra, Maria del Carmen; García Ojalvo, Jordi; Masoller Alonso, Cristina (Institute of Physics (IOP), 2018-10-08)
      Article
      Open Access
      Symbolic methods of analysis are valuable tools for investigating complex time-dependent signals. In particular, the ordinal method defines sequences of symbols according to the ordering in which values appear in a time ...
    • Entropy measures as descriptors to identify apneas in rheoencephalographic signals 

      González Pijuán, Carmen; Jensen, Erik Weber; Gambus, Pedro L.; Vallverdú Ferrer, Montserrat (2019-06-18)
      Article
      Open Access
      Rheoencephalography (REG) is a simple and inexpensive technique that intends to monitor cerebral blood flow (CBF), but its ability to reflect CBF changes has not been extensively proved. Based on the hypothesis that ...
    • Estudio histológico de tejido cerebral tratado por inmunohistoquímica mediante procesado de imágenes 

      Segura Montiel, Nuria (Universitat Politècnica de Catalunya, 2021-07-06)
      Bachelor thesis
      Restricted access - confidentiality agreement
    • G protein-coupled receptor heterodimerization in the brain 

      Borroto Escuela, Dasiel Óscar; Romero Fernandez, Wilber; Garriga Solé, Pere; Ciruela, Francisco; Narvaez, Manuel; Tarakanov, O.V.; Palkovits, Miklós; Agnati, Luigi F.; Fuxe, Kjell (2013)
      Article
      Restricted access - publisher's policy
      G protein-coupled receptors (GPCRs) play critical roles in cellular processes and signaling and have been shown to form heteromers with diverge biochemical and/or pharmacological activities that are different from those ...
    • Identificació de patrons vasculars en imatges radiològiques 

      Mijancos Martínez, Gema (Universitat Politècnica de Catalunya, 2020-07-14)
      Bachelor thesis
      Open Access
      L’anàlisi de la simetria de les venes profundes del cervell s’ha realitzat sempre de manera qualitativa per un expert. La detecció d’aquesta simetria en nounats és un fet molt important a l’hora de fer un bon diagnòstic i ...
    • Large-scale machine learning in cancer and brain research: new applications that will drive future supercomputing systems 

      Stevens, Rick (Barcelona Supercomputing Center, 2016-09-10)
      Conference report
      Open Access
      In this talk I’ll discuss the DOE/NCI cancer research co-design projects that are a key part of the Presidential Moonshot Cancer Initiative and the brain connectome project at the heart of the National Brain Observatory ...
    • Mesoscopic Segregation of Excitation and Inhibition in a Brain Network Model 

      Malagarriga Guasch, Daniel; Villa, Alessandro; García Ojalvo, Jordi; Pons Rivero, Antonio Javier (2015-02-09)
      Article
      Open Access
      Neurons in the brain are known to operate under a careful balance of excitation and inhibition, which maintains neural microcircuits within the proper operational range. How this balance is played out at the mesoscopic ...
    • Modelos físicos de actividad cerebral: de la micro- a la macro-escala 

      Pons Rivero, Antonio Javier; García Ojalvo, Jordi (2012-09-01)
      Article
      Restricted access - publisher's policy
    • Neuroeducación en Ciclos Formativos: guía para el profesorado 

      Sevilla-Villanueva, Beatriz (Universitat Politècnica de Catalunya, 2020-06-17)
      Master thesis
      Open Access
      La neuroeducación nace de la sinergia de la educación con la neurociencia. El objetivo de la educación es que el alumnado aprenda y el de la neurociencia es estudiar el funcionamiento del cerebro incluyendo el proceso de ...
    • On the use of pairwise distance learning for brain signal classification with limited observations 

      Calhas, David; Romero Merino, Enrique; Henriques, Rui (2020-05)
      Article
      Open Access
      The increasing access to brain signal data using electroencephalography creates new opportunities to study electrophysiological brain activity and perform ambulatory diagnoses of neurological disorders. This work proposes ...
    • Phase-Coherence Transitions and Communication in the Gamma Range between Delay-Coupled Neuronal Populations 

      Barardi, Alessandro; Sancristóbal Alonso, Belén de; García Ojalvo, Jordi (2014-07-01)
      Article
      Open Access
      Synchronization between neuronal populations plays an important role in information transmission between brain areas. In particular, collective oscillations emerging from the synchronized activity of thousands of neurons ...
    • Projection to latent spaces disentangles specific cerebral morphometric patterns associated to aging and preclinical AD”, 

      Casamitjana Díaz, Adrià; Petrone, Paula; Artigues, Miquel; Molinuevo, Jose Luis; Gispert, Juan Domingo; Vilaplana Besler, Verónica (Elsevier, 2018)
      Article
      Open Access
    • Shared latent structures between imaging features and biomarkers in early stages of Alzheimer's disease 

      Casamitjana Díaz, Adrià; Vilaplana Besler, Verónica; Petrone, Paula; Molinuevo, Jose Luis; Gispert, Juan Domingo (Springer International Publishing, 2018)
      Conference lecture
      Restricted access - publisher's policy
      In this work, we identify meaningful latent patterns in MR images for patients across the Alzheimer’s disease (AD) continuum. For this purpose, we apply Projection to Latent Structures (PLS) method using cerebrospinal fluid ...
    • Simulating the behavior of the human brain on GPUS 

      Valero-Lara, Pedro; Martinez-Perez, Ivan; Sirvent, Raul; Peña, Antonio J.; Martorell Bofill, Xavier; Labarta Mancho, Jesús José (2018-01-01)
      Article
      Open Access
      The simulation of the behavior of the Human Brain is one of the most important challenges in computing today. The main problem consists of finding efficient ways to manipulate and compute the huge volume of data that this ...