Exploració per tema "Robòtica"

Ara es mostren els items 1-20 de 468

    • 220. Els robots surten de la fàbrica 

      Universitat Politècnica de Catalunya. Rectorat (Oficina de Mitjans de Comunicació, 2009-06)
      Article
      Accés obert

    • 3D mapping and path planning from range data 

      Teniente Avilés, Ernesto Homar (Universitat Politècnica de Catalunya, 2016-02-09)
      Tesi
      Accés obert
      This thesis reports research on mapping, terrain classification and path planning. These are classical problems in robotics, typically studied independently, and here we link such problems by framing them within a common ...

    • 3D object reconstruction from Swissranger sensor data using a spring-mass model 

      Dellen, Babette; Alenyà Ribas, Guillem; Foix Salmerón, Sergi; Torras, Carme (INSTICC Press. Institute for Systems and Technologies of Information, Control and Communication, 2009)
      Capítol de llibre
      Accés restringit per política de l'editorial
      We register close-range depth images of objects using a Swissranger sensor and apply a spring-mass model for 3D object reconstruction. The Swissranger sensor delivers depth images in real time which have, compared with ...

    • A constructivist didactic methodology for a humanoid robotics workshop 

      Miranda Añon, Alexandre; Bolea Monte, Yolanda; Grau Saldes, Antoni; Sanfeliu Cortés, Alberto (IEEE Press. Institute of Electrical and Electronics Engineers, 2012)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      This paper presents a constructivist methodology oriented to training Robotics in its wide sense, and its implementation in higher education. A humanoid robotics workshop is included as a part of the curriculum of ...

    • A feedback simulation procedure for real-time control of urban drainage systems 

      Romero Ben, Luis; Sun, Congcong; Guasch Palma, Ramon; Duran, Bernat Joseph; Meseguer, Jordi; Cembrano Gennari, Gabriela; Puig Cayuela, Vicenç (Elsevier, 2019)
      Text en actes de congrés
      Accés obert
      This paper presents a feedback simulation procedure for the real-time control (RTC) of urban drainage systems (UDS) with the aim of providing accurate state evolutions to the RTC optimizer as well as illustrating the ...

    • A field study with primary school children on perception of social presence and interactive behavior with a pet robot 

      Heerink, Marcel; Díaz Boladeras, Marta; Albo-Canals, Jordi; Angulo Bahón, Cecilio; Barco, Alex; Casacuberta Bagó, Judit; Garriga Berga, Carles (2012)
      Comunicació de congrés
      Accés obert
      This paper presents a study on measuring (1) how children experience a pet robot, (2) how they play with it and (3) how children’s perceptions on and interaction with pet robots are interrelated. The study features different ...

    • A kinematic-geometric approach to spatial interpretation of line drawings 

      Ros Giralt, Lluís (Universitat Politècnica de Catalunya, 2000-11-14)
      Tesi
      Accés obert
      This Thesis contributes with new algorithms for line drawing interpretation. A line drawing is a 2D diagram of vertices and straight edges aiming to depict a polyhedral 3D scene. Given one such drawing we usually want ...

    • A Learning from demonstration approach for robot trajectories through motion-sensing human demonstrations 

      Poc López, Ángel (Universitat Politècnica de Catalunya, 2020-04-20)
      Projecte Final de Màster Oficial
      Accés obert
      The objective of this thesis is to teach a Baxter robot to learn certain arm trajectories. The robot must be capable of generalizing the primitive movement of the trajectory to new unseen poses. The thesis is framed ...

    • A linear relaxation technique for the position analysis of multi-loop linkages 

      Porta Pleite, Josep Maria; Ros Giralt, Lluís; Thomas, Federico (2008)
      Report de recerca
      Accés obert
      This report presents a new method able to isolate all configurations that a multi-loop linkage can adopt. We tackle the problem by providing formulation and resolution techniques that fit particularly well together. The ...

    • A novel closed-form solution for the inverse kinematics of redundant manipulators through workspace analysis 

      Zaplana Agut, Isiah; Basañez Villaluenga, Luis (2018-03-01)
      Article
      Accés obert
      © 2017 Elsevier Ltd This work addresses the inverse kinematic problem for redundant serial manipulators. Its importance relies on its effect in the programming and control of redundant robots. Besides, no general closed-form ...

    • A qualitative spatial descriptor of group-robot interactions 

      Falomir, Zoe; Angulo Bahón, Cecilio (Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2017)
      Text en actes de congrés
      Accés obert
      The problem of finding a suitable qualitative representation for robots to reason about activity spaces where they carry out tasks such as leading or interacting with a group of people is tackled in this paper. For that, ...

    • A Reactive Planning Framework for Dexterous Robotic Manipulation 

      Ballester Huesca, José Andrés (Universitat Politècnica de Catalunya, 2019-05-30)
      Treball Final de Grau
      Accés obert
      Realitzat a/amb:   Massachusetts Institute of Technology
      This thesis investigates a reactive motion planning and controller framework that enables robots to manipulate objects dexterously. We develop a robotic platform that can quickly and reliably replan actions based on sensed ...

    • A roadmap to robot motion planning software development 

      Pérez Ruiz, Alexander; Rosell Gratacòs, Jan (2009-02-23)
      Article
      Accés obert
      PhD programs and graduate studies in robotics usually include motion planning among its main subjects. Students that focus their research in this subject find themselves trapped in the necessity of programming an environment ...

    • A robot learning from demonstration framework to perform force-based manipulation tasks 

      Rozo Castañeda, Leonel; Jiménez Schlegl, Pablo; Torras, Carme (Springer, 2013)
      Article
      Accés obert
      This paper proposes an end-to-end learning from demonstration framework for teaching force-based manipulation tasks to robots. The strengths of this work are manyfold. First, we deal with the problem of learning through ...

    • A space decomposition method for path planning of loop linkages 

      Porta Pleite, Josep Maria; Cortes, Juan; Ros Giralt, Lluís; Thomas, Federico (IEEE, 2007)
      Text en actes de congrés
      Accés obert
      This paper introduces box approximations as a new tool for path planning of closed-loop linkages. Box approximations are finite collections of rectangloids that tightly envelop the robot's free space at a desired resolution. ...

    • A Stiffness-fault-tolerant control strategy for an elastically actuated powered knee orthosis 

      Velasco-Guillen, Rodrigo J.; Grosu, Victor; Carmona Ortiz, Víctor A.; Vanderborght, Bram; Lefeber, Dirk; Font Llagunes, Josep Maria; Beckerle, Philipp (Institute of Electrical and Electronics Engineers (IEEE), 2020)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Elastic actuators can provide safe human-robot interaction and energy efficient mobility. For this purpose they are ideal for wearable robotic applications. However, such actuators are subject to stiffness faults. We present ...

    • A Survey of path following control strategies for UAVs focused on quadrotors 

      Rubí Perelló, Bartomeu; Pérez Magrané, Ramon; Morcego Seix, Bernardo (2019-11-09)
      Article
      Accés obert
      The trajectory control problem, defined as making a vehicle follow a pre-established path in space, can be solved by means of trajectory tracking or path following. In the trajectory tracking problem a timed reference ...

    • A survey on model based approaches for 2D and 3D visual human pose recovery 

      Perez Sala, Xavier; Escalera, Sergio; Angulo Bahón, Cecilio; Gonzàlez, Jordi (2014-03-03)
      Article
      Accés obert
      Human Pose Recovery has been studied in the field of Computer Vision for the last 40 years. Several approaches have been reported, and significant improvements have been obtained in both data representation and model design. ...

    • A view of network robot systems in urban areas in Europe 

      Sanfeliu Cortés, Alberto (IEEE, 2008)
      Text en actes de congrés
      Accés obert
      Presentation of the projects in network robot systems in Europe

    • A week-long study on Robot-Visitors Spatial Relationships during Guidance in a Sciences Museum 

      Díaz Boladeras, Marta; Paillacho, Dennys; Angulo Bahón, Cecilio; Torres, Oriol; González, Jonathan; Albo Canals, Jordi (ACM, 2014)
      Comunicació de congrés
      Accés obert
      In order to observe spatial relationships in social human-robot interactions, a eld trial was carried out within the CosmoCaixa Science Museum in Barcelona. The follow me episodes studied showed that the space con gurations ...