Now showing items 1-20 of 29

    • A joint model for 2D and 3D pose estimation from a single image 

      Simó Serra, Edgar; Quattoni, Ariadna Julieta; Torras, Carme; Moreno-Noguer, Francesc (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Conference report
      Restricted access - publisher's policy
      We introduce a novel approach to automatically recover 3D human pose from a single image. Most previous work follows a pipelined approach: initially, a set of 2D features such as edges, joints or silhouettes are detected ...
    • A Kalman filter approach for exploiting bluetooth traffic data when estimating time-dependent OD matrices 

      Barceló Bugeda, Jaime; Montero Mercadé, Lídia; Bullejos, Manuel; Serch Muni, Oriol; Carmona Bautista, Carlos (2013-05-17)
      Article
      Open Access
      Time-dependent origin–destination (OD) matrices are essential input for dynamic traffic models such as microscopic and mesoscopic traffic simulators. Dynamic traffic models also support real-time traffic management decisions, ...
    • A micro Lie theory for state estimation in robotics 

      Solà Ortega, Joan; Deray, Jeremie; Atchuthan, Dinseh (2018)
      External research report
      Open Access
      A Lie group is an old mathematical abstract object dating back to the XIX century, when mathematician Sophus Lie laid the foundations of the theory of continuous transformation groups. As it often happens, its usage has ...
    • A new method for ionospheric tomography and its assessment by ionosonde electron density, GPS TEC, and single-frequency PPP 

      Prol, Fabricio dos Santos; Camargo, Paulo de Oliveira; Hernández Pajares, Manuel; Honorato Muella, Marcio Tadeu de Assis (Institute of Electrical and Electronics Engineers (IEEE), 2018-01-01)
      Article
      Restricted access - publisher's policy
      A new tomographic method was developed with the main goal of mapping the ionosphere in the region of Brazil. The ionospheric background was estimated based on ionosonde and radio-occultation measurements to overcome the ...
    • A Novel PMSM Hybrid Sensorless Control Strategy for EV Applications Based on PLL and HFI 

      Trancho, Elena; Ibarra Basabe, Edorta; Arias Pujol, Antoni; Salazar, Cristobal; Lopez, Iñigo; Diaz de Guereñu, A.; Peña, alberto (2016)
      Número de revista
      Open Access
      In this paper, a novel hybrid sensorless control strategy for Permanent Magnet Synchronous Machine (PMSM) drives applied to Electric Vehicles (EV) is presented. This sensorless strategy covers the EV full speed range and ...
    • A practical approach to HFI based sensorless control of PM-assisted synchronous reluctance machines applied to EVs and HEVs 

      Trancho, Elena; Ibarra Basabe, Edorta; Arias Pujol, Antoni; Kortabarria, Iñigo; Prieto, Pablo (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference report
      Restricted access - publisher's policy
      Sensorless control is a promising alternative for controlling Electric Vehicle (EV) and Hybrid Electric Vehicle (HEV) propulsion systems without the need of complex devices, such as resolvers or encoders. As the usage of ...
    • An index of diversity in stratified random sampling based on the hypoentropy measure 

      Pardo, Leandro; Morales González, Domingo (Universitat Politècnica de Catalunya. Centre de Càlcul, 1990)
      Article
      Open Access
      We consider a measure of the diversity of a population based on the λ-measure of hypoentropy introduced by Ferreri (1980). Our purpose is to study its asymptotic distribution in a stratified sampling and its application ...
    • Caractérisation des signaux radio avec des outils de traitement d’images 

      Morral Adell, Gemma (Universitat Politècnica de Catalunya, 2011-05-09)
      Master thesis (pre-Bologna period)
      Open Access
      Covenantee:   École nationale supérieure des télécommunications
      Català: Ens basem en una representació 2D en temps-freqüència dels senyals rebuts després d'una detecció no-coherent ("square law detector" és a dir, es prèn el módul al quadrat de les NFFT dels senyals rebuts dins una ...
    • Collaborative voting of 3D features for robust gesture estimation 

      van Sabben Alsina, Daniel; Ruiz Hidalgo, Javier; Suau Cuadros, Xavier; Casas Pla, Josep Ramon (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference lecture
      Open Access
      Human body analysis raises special interest because it enables a wide range of interactive applications. In this paper we present a gesture estimator that discriminates body poses in depth images. A novel collaborative ...
    • Cramér-Rao lower bound for breakpoint distance estimation in a path-loss model 

      Castro Arvizu, Juan Manuel; Closas Gómez, Pau; Fernández Rubio, Juan Antonio (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Conference report
      Restricted access - publisher's policy
      This paper addresses the problem of determining the Cramér-Rao lower bound (CRLB) for the parameters and breakpoint distance in a Path-Loss Channel model for Received Signal Strength (RSS) measurements. The path loss model ...
    • Detección y estimación de velocidad de objetivos móviles mediante radares de apertura sintética con configuración de canal dual (dual channel SAR) 

      Domínguez Hunger, Cristian (Universitat Politècnica de Catalunya, 2012-02-16)
      Master thesis (pre-Bologna period)
      Open Access
      English: Synthetic Aperture Radars (SAR) provide high resolution images, but they were not initially designed to detect moving targets. However, in the last decade, the interest in remote sensing capabilities provided by ...
    • 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
      Open Access
      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, ...
    • Entropy-based covariance determinant estimation 

      Cabrera Estanyol, Ferran de; Riba Sagarra, Jaume; Vázquez Grau, Gregorio (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference lecture
      Restricted access - publisher's policy
      An information-theoretic approach is described to estimate the determinant of the covariance matrix of a random vector sequence (a common task in a wide range of estimation and detection problems in signal processing for ...
    • Estimacion y corrección de errores orbitales en interferometría SAR 

      Mateo Sanchez, Juan Carlos (Universitat Politècnica de Catalunya, 2017-02-09)
      Bachelor thesis
      Restricted access - confidentiality agreement
      Covenantee:   Dares Technology
    • Estimation of aircraft performance from quick access recorder flight data 

      Hernández Herrera, Laura (Universitat Politècnica de Catalunya, 2018-10-30)
      Master thesis
      Open Access
      Considering the expected air traffic growth, the innovation and development of new tools able to allow a more efficient and safer way of managing aircraft operations is necessary to achieve future expectations. In this ...
    • Estimation of bilateral asynchrony between diaphragm mechanomyographic signals in patients with Chronic Obstructive Pulmonary Disease 

      Estrada, Luis; Torres Cebrián, Abel; Sarlabous Uranga, Leonardo; Fiz Fernández, José Antonio; Gea Guiral, Joaquim; Martínez Llorens, Juana María; Jané Campos, Raimon (2014)
      Conference report
      Restricted access - publisher's policy
      The aim of the present study was to measure bilateral asynchrony in patients suffering from Chronic Obstructive Pulmonary Disease (COPD) performing an incremental inspiratory load protocol. Bilateral asynchrony was estimated ...
    • Fast and robust edge extraction in unorganized point clouds 

      Bazazian, Dena; Casas Pla, Josep Ramon; Ruiz Hidalgo, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2015)
      Conference lecture
      Restricted access - publisher's policy
      Edges provide important visual information in scene surfaces. The need for fast and robust feature extraction from 3D data is nowadays fostered by the widespread availability of cheap commercial depth sensors and multi-camera ...
    • Leak localization in water distribution networks using a Kriging data-based approach 

      Soldevila, Adrià; Jensen, Tom Nørgaard; Blesa Izquierdo, Joaquim; Tornil Sin, Sebastián; Fernández Canti, Rosa M.; Puig Cayuela, Vicenç (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Restricted access - publisher's policy
      This paper presents a Kriging data-based method for leak localization in Water Distribution Networks (WDNs). Given a set of sensors that provide pressure measurements in some inner nodes of the WDN, a WDN data-driven model ...
    • MASkIt: soft error rate estimation for combinatorial circuits 

      Anglada Sánchez, Martí; Canal Corretger, Ramon; Aragon, Juan Luis; González Colás, Antonio María (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference report
      Restricted access - publisher's policy
      Integrated circuits are getting increasingly vulnerable to soft errors; as a consequence, soft error rate (SER) estimation has become an important and very challenging goal. In this work, a novel approach for SER estimation ...
    • Modeling the impact of process variations in worst-case energy consumption estimation 

      Trilla Rodríguez, David; Hernández Luz, Carles; Abella Ferrer, Jaume; Cazorla Almeida, Francisco Javier (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference report
      Open Access
      The advent of autonomous power-limited systems poses a new challenge for system verification. Powerful processors needed to enable autonomous operation, are typically power-hungry, jeopardizing battery duration. Therefore, ...