Exploració per tema "Localization"

Ara es mostren els items 1-20 de 35

    • A robust approach for a filter-based monocular simultaneous localization and mapping (SLAM) system 

      Munguía Alcalá, Rodrigo Francisco; Castillo Toledo, Bernardino; Grau Saldes, Antoni (2013-07-03)
      Article
      Accés obert
      Simultaneous Localization and Mapping (SLAM) is an important problem to solve in robotics theory in order to build truly autonomous mobile robots. This work presents a novel method for implementing a SLAM system based on ...

    • Aircraft localization using a passive acoustic method. Experimental test 

      Martín Román, Sara-Regina; Genesca Francitorra, Meritxell; Romeu Garbí, Jordi; Clot Razquin, Arnau (2016-01)
      Article
      Accés obert
      A passive acoustic method for aircraft localization is experimentally tested in this paper. The method relies on the Doppler effect influencing the signals received by a mesh of microphones distributed over the acoustic ...

    • Application of zero-thickness interface elements to sanding prediction analysis 

      Garolera Vinent, Daniel; Carol, Ignacio; Papanastasiou, Panos (2020-07)
      Article
      Accés obert
      A computational micromechanical analysis based on zero thickness interface elements for modelling solid prediction in hydrocarbon reservoir sandstones is presented. The model is capable of modelling localization of ...

    • Autonomous navigation of micro aerial vehicles using high-rate and low-cost sensors 

      Santamaria Navarro, Àngel; Loianno, Giuseppe; Solà Ortega, Joan; Kumar, Vijay; Andrade-Cetto, Juan (2018-06-01)
      Article
      Accés obert
      The combination of visual and inertial sensors for state estimation has recently found wide echo in the robotics community, especially in the aerial robotics field, due to the lightweight and complementary characteristics ...

    • AUV/ASC cooperative survey 

      Palomeras, Narcís; Hurtós, Natalia; Carreras, Marc (SARTI, 2016)
      Comunicació de congrés
      Accés obert
      In this paper we describe a solution to perform autonomous surveys taking advantage of a cooperative multivehicle setup. In the proposed configuration, an ASC provides –through an USBL- absolute positioning and communications ...

    • Continuum approach to material failure in strong discontinuity settings 

      Oliver Olivella, Xavier; Huespe, Alfredo Edmundo (2004-07)
      Article
      Accés obert
      The paper focuses the numerical modelling of material failure in a strong discontinuity setting using a continuum format. Displacement discontinuities, like fractures, cracks, slip lines, etc., are modelled in a strong ...

    • Continuum approach to the numerical simulation of material failure in concrete 

      Oliver Olivella, Xavier; Huespe, Alfredo Edmundo; Samaniego, E; Chaves, E W V (2004-06)
      Article
      Accés obert
      Some new aspects of the continuum strong discontinuity approach (CSDA) to model material failure in geomaterials are addressed. A new global algorithm, for tracking multiple crack lines/surfaces in 2D/3D cases is proposed. ...

    • Detection and tracking over networks 

      Masip Cosin, Sergi (Universitat Politècnica de Catalunya, 2016-05-19)
      Treball Final de Grau
      Accés obert
      Realitzat a/amb:   Kungliga Tekniska högskolan
      Knowing the location of the nodes in wireless sensor networks is essential for their operation. However, such localization in large scale networks is challenging. Additionally, the traditional localization techniques based ...

    • Development of an Android APK for Bluetooth localization 

      Carrera Carbó, Carlos (Universitat Politècnica de Catalunya, 2012-02-22)
      Treball Final de Grau
      Accés obert
      Wireless sensor networks are becoming ubiquitous and their application areas are widening by the day. Localization algorithms play an important role in enhancing the utility of data collected by enabling sensors to determine ...

    • Discretization influence on regularization by two localization limiters 

      Huerta, Antonio; Pijaudier-Cabot, Gilles (1994-06)
      Article
      Accés obert
      In materials with a strain-softening characteristic behavior, classical continuum mechanics favors uncontrolled strain localization in numerical analyses. Several methods have been proposed to regularize the problem. Two ...

    • Event-based line SLAM in real-time 

      Chamorro Hernández, William Oswaldo; Solà Ortega, Joan; Andrade-Cetto, Juan (Institute of Electrical and Electronics Engineers (IEEE), 2022)
      Article
      Accés obert
      Event-based cameras generate asynchronous streams of events, triggered proportionally to the logarithmic change of brightness in the scene. These cameras have very low latency and high dynamic range suitable to address ...

    • Forecasting of localization in Spain 

      Diomedi, Elena (Universitat Politècnica de Catalunya, 2011-03-14)
      Projecte/Treball Final de Carrera
      Accés obert
      The objective of this study is the forecasting of the trend of logistic curve of location services, from data expressed as Hits /month, provided by the Spanish Genasys. Genasys is a leading provider of location services ...

    • From continuum mechanics to fracture mechanics: the strong discontinuity approach 

      Oliver Olivella, Xavier; Huespe, Alfredo Edmundo; Gómez Pulido, M. Dolores; Chaves, E (2002-01)
      Article
      Accés obert
      The paper deals with the strong discontinuity approach and shows the links with the decohesive fracture mechanics provided by that approach. On the basis of 1D continuum damage models it is shown that, by introducing some ...

    • Gamifying crowdsourcing as a way to translate video games 

      Nisa Sanchez, Victor (Universitat Politècnica de Catalunya, 2022-07-20)
      Treball Final de Grau
      Accés obert
      Crowdsourcing has been a creative way to overcome the problem of translating and localizing software, especially for smaller projects that can not afford a localization team. Video games are no exception to that, and ...

    • Intertwined localization and error-resilient geographic routing for mobile wireless sensor networks 

      Benkhelifa, Imane; Moussaoui, Samira; Demirkol, Ilker Seyfettin (Springer, 2018-01-01)
      Article
      Accés obert
      Geographic routing in wireless sensor networks brings numerous inherent advantages, albeit its performance relying heavily on accurate node locations. In mobile networks, localization of the continuously moving nodes is a ...

    • Leakage localization in water distribution using data-driven models and sensitivity analysis 

      Jensen, Tom Nørgaard; Puig Cayuela, Vicenç; Romera Formiguera, Juli (2018-01-01)
      Article
      Accés restringit per política de l'editorial
      Water scarcity is becoming an increasing problem worldwide, and an issue compounding the problem is water leakage in the piping networks delivering potable/consumable water to end-users (Sensus, 2012). In this paper, we ...

    • Linking engineering students in Spain and technical writing students in the US as co-authors: The challenges and outcomes of subject-matter experts and language specialists collaborating internationally 

      Maylath, Bruce; King, Timothy; Arnó Macià, Elisabet (2013-09-02)
      Article
      Accés obert
      In a first-of-its-kind international collaboration, technical writing classes in Spain and the US matched engineering students with international technical writing students to coauthor procedural instructions. These were ...

    • Localizar la intertextualidad en el humor referencial de Cyanide & Happiness: Freakpocalypse 

      Méndez González, Ramón; Calvo Porrua, Alba (2023-10-07)
      Comunicació de congrés
      Accés obert
      La traducción del humor es uno de los aspectos más complejos en el marco de la localización de videojuegos, ya que puede presentar una gran cantidad de juegos de palabras, chistes, referentes culturales, etcétera, que es ...

    • Localization in power-constrained terahertz-operating software-defined metamaterials 

      Lemic, Filip; Abadal Cavallé, Sergi; Han, Chong; Marquez-Barja, Johann; Alarcón Cot, Eduardo José; Famaey, Jeroen (2021-12-01)
      Article
      Accés obert
      Software-Defined Metamaterials (SDMs) show a strong potential for advancing the engineered control of electromagnetic waves. As such, they are envisioned to enable a variety of exciting applications, among others in the ...

    • Localizations at hyperplane arrangements: combinatorics and D-modules 

      Álvarez Montaner, Josep; Jiménez, Francisco Jesús Castro; Enríquez, José María Ucha (2004)
      Article
      Accés obert
      We describe an algorithm deciding if the annihilating ideal of the meromorphic function 1 f , where f = 0 defines an arrangement of hyperplanes, is generated by linear differential operators of order 1. The algorithm is ...