Now showing items 1-20 of 125

    • Face recognition by counter-propagation networks 

      Moreno García, Juan; Fernández Graciani, Miguel Ángel; Gómez Quesada, Francisco Javier; Fernández Caballero, Antonio (SIARP, 2000)
      The functionality of counter-propagation nets applied to face recognition is presented inthis paper. The chosen procedure basically transforms the image into a vector of numbers andpasses them to the net’s input layer. The ...
    • Pattern recognition in interdisciplinary perception and intelligence. 

      Mira Mira, José; Fernández Caballero, Antonio; Fernández Graciani, Miguel Ángel; López Bonal, María Teresa; Shirai, Yoshiaki; Sanfeliu, Alberto (2001)
      The problem we are stating is the discrimination of non-rigid objects capable of holding our attention in a scene. Motion allows gradually obtaining all moving objects shapes. We introduce an algorithm that fuses spots ...
    • Foetal age and weight determination using a lateral interaction inspired net 

      Fernández Caballero, Antonio; Mira Mira, José; Fernández Graciani, Miguel Ángel; Gómez Quesada, Francisco Javier (2001)
      The clinical estimate of the foetal weight is probably one of the most difficult parameters to obtain in the prenatal control. Only very accurate foetal body measurements reflect the gestation age and the weight of the ...
    • Spatio-temporal shape building from image sequences using lateral interaction in accumulative computation 

      Fernández Graciani, Miguel Ángel; Fernández Caballero, Antonio; Mira Mira, José; Delgado García, Ana E. (2003)
      To be able to understand the motion of non-rigid objects, techniques in image processing and computer vision are essential for motion analysis. Lateral interaction in accumulative computation for extracting non-rigid shapes ...
    • On motion detection through a multi-layer neural network architecture 

      Delgado García, Ana E.; Fernández Graciani, Miguel Ángel; Fernández Caballero, Antonio; Mira Mira, José (2003)
      A neural network model called lateral interaction in accumulative computation for detection of non-rigid objects from motion of any of their parts in indefinite sequences of images is presented. Some biological evidences ...
    • Length-speed ratio (lsr) as a characteristic for moving elements real-time classification 

      López Bonal, María Teresa; Fernández Graciani, Miguel Ángel; Mira Mira, José; Fernández Caballero, Antonio (2003)
      In this article, the length?speed ratio (LSR) is proposed as a basic characteristic for the real-time detection of moving objects. We define the LSR of a uniform moving zone as the relation between its length in the direction ...
    • Adaptive interaction multi-agent systems in e-learning/e-teaching on the web 

      Fernández Caballero, Antonio; Montero Simarro, Francisco; González López, Pascual; López Jaquero, Víctor Manuel (2003)
      In this paper we propose to include two up-to-date separate concepts, namely social computing and usability metrics, in intelligent interaction agents to enhance a user-centred, adaptive human-computer interaction (HCI) ...
    • Lateral interaction in accumulative computation : a model for motion detection 

      Mira Mira, José; Fernández Caballero, Antonio; Fernández Graciani, Miguel Ángel; Delgado García, Ana E. (2003)
      Some of the major computer vision techniques make use of neural nets. In this paper we present a novel model based on neural networks denominated lateral interaction in accumulative computation (LIAC). This model is based ...
    • Model-based design of adaptive user interfaces through connectors 

      López Jaquero, Víctor Manuel; Molina Massó, José Pascual; Fernández Caballero, Antonio; González López, Pascual; Montero Simarro, Francisco (Springer-Verlag, 2003)
      For a long time standard desktop applications have ruled the market. Nevertheless, the availability of information has made the user demand new interaction techniques in completely different contexts and devices, but ...
    • A model of neural inspiration for local accumulative computation 

      López Bonal, María Teresa; Fernández Caballero, Antonio; Delgado García, Ana E.; Fernández Graciani, Miguel Ángel; Mira Mira, José (2003)
      This paper explores the computational capacity of a novel local computational model that expands the conventional analogical and logical dynamic neural models, based on the charge and discharge of a capacity or in the use ...
    • Knowledge modelling for the motion detection task 

      Fernández Caballero, Antonio; Fernández Graciani, Miguel Ángel; Mira Mira, José; Delgado García, Ana Esperanza (2004)
      In this article knowledge modelling at the knowledge level for the task of moving objects detection in image sequences is introduced. Three items have been the focus of the approach: (1) the convenience of knowledge modelling ...
    • Accumulative computation method for motion features extraction in active selective visual attention 

      López Valles, José María; Fernández Graciani, Miguel Ángel; Mira Mira, José; López Bonal, María Teresa; Delgado García, Ana Esperanza; Fernández Caballero, Antonio (2005)
      A new method for active visual attention is briefly introduced in this paper. The method extracts motion and shape features from indefinite image sequences, and integrates these features to segment the input scene. The aim ...
    • Lateral interaction in accumulative computation 

      Delgado García, Ana Esperanza; Fernández Caballero, Antonio; López Bonal, María Teresa; Fernández Graciani, Miguel Ángel; Mira Mira, José (2005)
      To be able to understand the motion of non-rigid objects, techniques in image processing and computer vision are essential for motion analysis. Lateral interaction in accumulative computation for extracting non-rigid blobs ...
    • A multi-agent system architecture for the adaptation of user interfaces 

      Molina Massó, José Pascual; López Jaquero, Víctor Manuel; Montero Simarro, Francisco; Fernández Caballero, Antonio; González López, Pascual (2005)
      Nowadays the design of user interfaces has become a discipline of great importance in Software Engineering, mainly due to the increasing impact that a high quality user interface has in the success of a software ...
    • Permanency memories in scene depth analysis 

      Fernández Caballero, Antonio; Mira Mira, José; Delgado García, Ana Esperanza; López Valles, José María; Fernández Graciani, Miguel Ángel; López Bonal, María Teresa (2005)
      There are several strategies of how to retrieve depth information from a sequence of images, like depth from motion, depth from shading and depth from stereopsis. In this paper, we introduce a new method to retrieve depth ...
    • A seamless development process of adaptive user interfaces explicitly based on usability properties 

      Fernández Caballero, Antonio; González López, Pascual; López Jaquero, Víctor Manuel; Montero Simarro, Francisco; Molina Massó, José Pascual (Springer-Verlag, 2005)
      This work is aimed at the specification of usable adaptive user interfaces. A model-based method is used, which have been proved useful to address this task. A tool is introduced for the specification of user interfaces ...
    • Knowledge-based road traffic monitoring 

      Fernández Caballero, Antonio; Gómez Quesada, Francisco Javier; López López, Juan (2007)
      This article presents a knowledge-based application to study and analyze traffic behavior on major roads, using as the main surveillance artefact a video camera mounted on a relatively high place with a significant image ...
    • The underlying formal model of algorithmic lateral inhibition 

      Mira Mira, José; Delgado García, Ana E.; Fernández Caballero, Antonio; López Bonal, María Teresa; Fernández Graciani, Miguel Ángel (2007)
      Many researchers have explored the relationship between recurrent neural networks and finite state machines. Finite state machines constitute the best characterized computational model, whereas artificial neural networks ...
    • Development of intelligent multi-sensor surveillance systems with agents 

      Fernández Caballero, Antonio; Jiménez Valencia, Jesús Julián; Pavón, Juan; Gómez Sanz, Jorge (2007)
      Intelligent multisensor surveillance systems consist of several types of sensors, which are installed on fixed and mobile devices. These components provide a huge quantity of information that has to be contrasted, correlated ...
    • An agent-based decision support system for ecological-medical situation analysis 

      Sokolova, Marina; Fernández Caballero, Antonio (2007)
      This paper presents an architecture of an agent-based decision support system (ADSS) for ecological-medical situation assessment. The system receives statistical information in form of direct and indirect pollution indicator ...