• openAccess   A Biologically Inspired Approach for Robot Depth Estimation 

      Martínez Martín, Ester; del Pobil, Angel P. Hindawi (2018)
      Aimed at building autonomous service robots, reasoning, perception, and action should be properly integrated. In this paper, the depth cue has been analysed as an early stage given its importance for robotic tasks. So, ...
    • openAccess   A General Qualitative Spatio-Temporal Model Based on Intervals 

      Martínez Martín, Ester; Escrig Monferrer, María Teresa; del Pobil, Angel P. J.UCS (2012)
      Many real-world problems involve qualitative reasoning about space and/or time. Actually, it is an adequate tool for dealing with situations in which information is not sufficiently precise. However, despite its numerous ...
    • openAccess   A Qualitative Acceleration Model Based on Intervals 

      Martínez Martín, Ester; Escrig Monferrer, María Teresa; del Pobil, Angel P. Universidad de Salamanca (2013)
      On the way to autonomous service robots, spatial reasoning plays a main role since it properly deals with problems involving uncertainty. In particular, we are interested in knowing people's pose to avoid collisions. With ...
    • openAccess   An Active System for Visually-Guided Reaching in 3D across Binocular Fixations 

      Martínez Martín, Ester; del Pobil, Angel P.; Chessa, Manuela; Solari, Fabio; Sabatini, Silvio P. Hindawi Publishing Corporation (2014-02)
      Based on the importance of relative disparity between objects for accurate hand-eye coordination, this paper presents a biological approach inspired by the cortical neural architecture. So, the motor information is coded ...
    • openAccess   Computer vision methods for robot tasks: Motion detection, depth estimation and tracking 

      Martínez Martín, Ester IOS Press (2012-09)
      On the way to autonomous robots, perception is a key point. Among all the perception senses, vision is undoubtedly the most important for the information it can provide. However, it is not easy to identify what is seen ...
    • openAccess   Una experiencia de evaluación formadora por compañeros 

      Marqués-Andrés, Mercedes; Badía, José; Martínez Martín, Ester Asociación de Enseñantes Universitarios de la Informática (2013-09)
      En el seminario permanente de innovación educativa en el que participamos nos hemos formado en el uso de la autoevaluación y la evaluación por compañeros para llevar a cabo la evaluación continua que ha venido de la mano ...
    • openAccess   Manipulación Autónoma Multipropósito en el Robot de Servicios Jaume-2 

      Prats Sánchez, Mario; Sanz, Pedro J; Martínez Martín, Ester; Marin, Raul; del Pobil, Angel P. Comité Español de Automática (2008)
      Este artículo presenta una arquitectura de control modular que permite realizar tareas de manipulación en entornos cotidianos a un robot diseñado para ello. Dicho robot integra una plataforma móvil, un brazo redundante ...
    • openAccess   Object Detection and Recognition for Assistive Robots: Experimentation and Implementation 

      Martínez Martín, Ester; del Pobil, Angel P. Institute of Electrical and Electronics Engineers (IEEE) (2017-09)
      Technological advances are being made to assist humans in performing ordinary tasks in everyday settings. A key issue is the interaction with objects of varying size, shape, and degree of mobility. Autonomous assistive ...
    • openAccess   Robot vision for manipulation: a trip to real-world applications 

      Martínez Martín, Ester; del Pobil, Angel P. IEEE (2021-01-01)
      Along the last decades, Robotics research has taken a major turn from laboratories to factories and ordinary real-world environments. Consequently, new issues to be overcome have arisen, specially when autonomous, dexterous ...
    • openAccess   The UJI Aerial Librarian Robot: A Quadcopter for Visual Library Inventory and Book Localisation 

      Martínez Martín, Ester; Ferrer, Eric; Vasilev, Ilia; del Pobil, Angel P. MDPI (2021)
      Over time, the field of robotics has provided solutions to automate routine tasks in differentscenarios. In particular, libraries are awakening great interest in automated tasks since they aresemi-structured environments ...
    • openAccess   The UJI librarian robot 

      Prats Sánchez, Mario; Martínez Martín, Ester; Sanz, Pedro J; del Pobil, Angel P. Springer Verlag (2008)
      This paper describes the UJI Librarian Robot, a mobile manipulator that is able to autonomously locate a book in an ordinary library, and grasp it from a bookshelf, by using eye-in-hand stereo vision and force sensing. The ...
    • openAccess   Vision for Robust Robot Manipulation 

      Martínez Martín, Ester; del Pobil, Angel P. MDPI (2019)
      Advances in Robotics are leading to a new generation of assistant robots working in ordinary, domestic settings. This evolution raises new challenges in the tasks to be accomplished by the robots. This is the case for ...