Exploració per tema "Correlation"

Ara es mostren els items 1-20 de 40

    • A novel formulation of independence detection based on the sample characteristic function 

      Cabrera Estanyol, Ferran de; Riba Sagarra, Jaume (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Comunicació de congrés
      Accés obert
      A novel independence test for continuous random sequences is proposed in this paper. The test is based on seeking for coherence in a particular fixed-dimension feature space based on a uniform sampling of the sample ...

    • A novel RFI detection method for microwave radiometers using multilag correlators 

      Díez García, Raúl; Camps Carmona, Adriano José (Institute of Electrical and Electronics Engineers (IEEE), 2021-02-10)
      Article
      Accés obert
      Radio frequency interference (RFI) is an increasing problem in microwave radiometry, particularly for Earth observation, because the antennas are pointing toward the Earth. RFI has been observed at the L-band in European ...

    • A study on feature selection based on AICc and its application to microarray data 

      Wesolowska, Malgorzata (Universitat Politècnica de Catalunya, 2009-06)
      Projecte/Treball Final de Carrera
      Accés obert
      The following paper contains a report of the nal project written at the Faculty of Informatics (Facultat d'Inform atica de Barcelona) on Techni- cal University of Catalonia (Universitat Polit ecnica de Catalunya) ...

    • A wind speed and fluctuation simulator for characterizing the wind lidar correlation method 

      Tomás, S; Sicard, Michaël; Masjuan, J; Md. Reba, Mohd Nadzri; Muñoz Porcar, Constantino; Rocadenbosch Burillo, Francisco (2007)
      Text en actes de congrés
      Accés obert
      Aerosol distribution in the atmosphere is used as a wind-tracer by lidars since it is drifted by the wind and respond to its changes. Two methods are used: the correlation and the Doppler method. This first one is easier ...

    • Analysis of miRNA-mRNA interactions in alcoholic hepatitis 

      Vila Casadesús, Maria (Universitat Politècnica de Catalunya, 2014-01)
      Projecte Final de Màster Oficial
      Accés restringit per decisió de l'autor
      This project is dedicated to the search of miRNA factors that possibly modify the expression of genes related to alcoholic hepatitis. Expression has been measured for a large number of genes and miRNAs in a database of 12 ...

    • Antenna subset selection for spatial modulation: a novel and energy efficient single RF technique 

      Ntontin, Konstantinos; Di Renzo, Marco; Pérez Neira, Ana Isabel; Verikoukis, Christos (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      In this paper, we propose a closed-loop and single RF multiple-input-multiple-output (MIMO) method, particularly suitable for the Uplink of cellular systems, which is based on the low-complexity and recently devised method ...

    • Characterization and classification of patients with different levels of cardiac death risk by using Poincaré plot analysis 

      Rodríguez Benítez, Javier; Voss, Andreas; Caminal Magrans, Pere; Bayés Genis, Antoni; Giraldo Giraldo, Beatriz (2017)
      Comunicació de congrés
      Accés obert
      Cardiac death risk is still a big problem by an important part of the population, especially in elderly patients. In this study, we propose to characterize and analyze the cardiovascular and cardiorespiratory systems using ...

    • Common mathematical framework for real and synthetic aperture by interferometry radiometers 

      Bosch Lluís, Xavier; Ramos Pérez, Isaac; Camps Carmona, Adriano José; Rodríguez Álvarez, Nereida; Valencia Domènech, Enric; Hyuk, Park (Institute of Electrical and Electronics Engineers (IEEE), 2014-01)
      Article
      Accés restringit per política de l'editorial
      This work focuses on the relationship between real and synthetic aperture radiometers giving a general and common mathematical framework for both of them. It will be demonstrated that a real aperture radiometer array ...

    • Correlation between the Barcelona test and the bending test in fibre reinforced concrete 

      Galeote Moreno, Eduardo; Blanco Álvarez, Ana; Pialarissi Cavalaro, Sergio Henrique; Fuente Antequera, Albert de la (Elsevier, 2017-10)
      Article
      Accés restringit per política de l'editorial
      The Barcelona test (BCN) is an alternative method to characterize the post-cracking behaviour of fibre reinforced concrete (FRC). Given its simplicity, the reduced scatter of the results and low material consumption, the ...

    • Correlation of solar power prediction considering the nominal operating cell temperature under partial shading effect 

      Asef, Pedram; Niknejad, Payam; Barzegaran, Mohammadreza; Bargalló Perpiñá, Ramón; Lapthorn, Andrew Craig (2019-12-01)
      Article
      Accés obert
      The steadily rising efficiency together with the accuracy of prediction in solar photovoltaic (PV) energy requires a deterministic reliability in the realistic PV characteristic’s prediction subject to climatic changes. ...

    • Data analysis of socio-economic and financial factors from a public world-wide source 

      Calvo Fantova, Santiago (Universitat Politécnica de Catalunya / Universitat Politècnica de Catalunya, 2020-01-27)
      Projecte Final de Màster Oficial
      Accés obert
      Many socio-economic studies are nowadays trying to accomplish a complete description of how the different elements of our society and world are connected. This work is an attempt to build an architecture that provides an ...

    • Data relevance-aware dynamic sensing technique with battery lifetime guarantee for wireless sensor nodes 

      Arnaiz, David; Moll Echeto, Francisco de Borja; Alarcón Cot, Eduardo José; Vilajosana, Ignasi (Institute of Electrical and Electronics Engineers (IEEE), 2021)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Significant effort has been devoted to the development of dynamic monitoring techniques to exploit the temporal correlation among observations with the intention of improving the energy efficiency in wireless sensor nodes. ...

    • Direct pulse transit time measurement from an electronic weighing scale 

      Gómez Clapers, Joan; Casanella Alonso, Ramón; Pallàs-Areny, Ramon (2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      A novel method to measure Pulse Transit Time (PTT) from the force sensors of a modified electronic weighing scale is presented. The method relies on the relation between PTT and the interval between I and J waves of the ...

    • Does further-mathematics predict students’ performance physics? A correlational diagnosis of three years secondary education 

      Badmus, Olalekan Taofeek; Jita, Loyiso C. (OmniaScience, 2023-03)
      Article
      Accés obert
      The awareness and application of the knowledge of Further Mathematics transcends the boundary of Physics as a discipline. The application of further mathematics in physics and vice versa is evident in the curriculum and ...

    • Dynamic selection and estimation of the digital predistorter parameters for power amplifier linearization 

      Pham, Thi Quynh Anh; Montoro López, Gabriel; López Bueno, David; Gilabert Pinal, Pere Lluís (IEEE Microwave Theory and Techniques Society, 2019-07-03)
      Article
      Accés obert
      This paper presents a new technique that dynamically estimates and updates the coefficients of a digital predistorter (DPD) for power amplifier (PA) linearization. The proposed technique is dynamic in the sense of estimating, ...

    • Effect of correlated building blockages on the ergodic capacity of mmWave systems in urban scenarios 

      García Ruiz, Cristian; Muñoz Medina, Olga; Pascual Iserte, Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2022-05)
      Article
      Accés obert
      The millimeter waves (mmWave) bands, considered to support the forthcoming generation of mobile communications technologies, have a well-known vulnerability to blockages. Recentworks in the literature analyze the blockage ...

    • First Delay Doppler Maps obtained with the Microwave Interferometric Reflectometer (MIR) 

      Pascual Biosca, Daniel; Onrubia Ibáñez, Raúl; Querol Borràs, Jorge; Alonso Arroyo, Alberto; Hyuk, Park; Camps Carmona, Adriano José (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      The use of Global Navigation Satellite System (GNSS) signals for mesoscale altimetry was first proposed in [1]. Since then, many experiments and a couple of space missions have been carried out to validate the concept in ...

    • FSK transceiver implementation by means of reprogramming the FPGA of the USRP 

      Lax Cortina, Jorge (Universitat Politècnica de Catalunya, 2014-12)
      Projecte/Treball Final de Carrera
      Accés restringit per acord de confidencialitat
      Realitzat a/amb:   Karlsruher Institut für Technologie

    • Heart Failure Factors: a database approach 

      Gállego Olsina, Gerard Ion (Universitat Politècnica de Catalunya, 2019-03)
      Treball Final de Grau
      Accés obert
      This project aims to find relationships between psychological stress factors and heart attacks that took place in Catalunya between 2010 and 2016. We have measured these factors through the news that were published in La ...

    • Human emotion characterization by heart rate variability analysis guided by respiration 

      Valderas Yamuza, Maria Teresa; Bolea, Juan; Orini, M; Laguna Lasaosa, Pablo; Vallverdú Ferrer, Montserrat; Bailón Luesma, Raquel (2019-01-28)
      Article
      Accés obert
      Developing a tool which identifies emotions based on their effect on cardiac activity may have a potential impact on clinical practice, since it may help in the diagnosing of psycho-neural illnesses. In this study, a method ...