• openAccess   An Indoor Positioning System Based on Wearables for Ambient-Assisted Living 

      Belmonte-Fernández, Óscar; Puertas-Cabedo, Adrian; Torres-Sospedra, Joaquín; Montoliu Colás, Raul; Trilles, Sergio MDPI (2016)
      The urban population is growing at such a rate that by 2050 it is estimated that 84% of the world’s population will live in cities, with flats being the most common living place. Moreover, WiFi technology is present in ...
    • openAccess   Assisting therapists in assessing small animal phobias by computer analysis of video-recorded sessions 

      Castelló, Vicente; Traver Roig, Vicente Javier; Serrano-Zárate, Berenice; Montoliu Colás, Raul; Botella, Cristina Springer (2017)
      Behavioural Avoidance Tests (BATs) are commonly used for assessing phobias. While easy to deploy, these tests have some practical difficulties. For instance, therapists have to make distance estimations that are hard to ...
    • closedAccess   ATM-based analysis and recognition of handball team activities 

      Montoliu Colás, Raul; Martín Félez, Raúl; Torres-Sospedra, Joaquín; Rodríguez Pérez, Sergio Elsevier (2015)
      In this paper, a new methodology based on the Author Topic Model (ATM) method is presented to perform team activity recognition and analysis in handball videos. Instead of using players׳ trajectories we just rely on low ...
    • openAccess   BLE-GSpeed: A new BLE- based dataset to estimate user gait speed 

      Sansano-Sansano, Emilio; Aranda Polo, Fernando Jesús; Montoliu Colás, Raul; Alvarez, Fernando J. MDPI (2020-12-07)
      To estimate the user gait speed can be crucial in many topics, such as health care systems, since the presence of difficulties in walking is a core indicator of health and function in aging and disease. Methods for ...
    • openAccess   Color image registration under illumination changes 

      Montoliu Colás, Raul; Latorre Carmona, Pedro; Pla, Filiberto Springer Verlag (Germany) (2009)
      The estimation of parametric global motion has had a significant attention during the last two decades, but despite the great efforts invested, there are still open issues. One of the most important ones is related to ...
    • openAccess   Comparing the Performance of Indoor Localization Systems through the EvAAL Framework 

      Potortì, Francesco; Park, Sangjoon; Jimenez Ruiz, Antonio Ramon; Barsocchi, Paolo; GIROLAMI, MICHELE; Crivello, Antonino; Lee, So-Yeon; Lim, Jae Hyun; Torres-Sospedra, Joaquín; Seco, Fernando; Montoliu Colás, Raul; Mendoza-Silva, Germán Martín; María del Carmen, Pérez Rubio; Cristina, Losada Gutiérrez; Espinosa, Felipe; Macias-Guarasa, Javier MDPI (2017)
      In recent years, indoor localization systems have been the object of significant research activity and of growing interest for their great expected social impact and their impressive business potential. Application areas ...
    • openAccess   Comprehensive analysis of distance and similarity measures for Wi-Fi fingerprinting indoor positioning systems 

      Torres-Sospedra, Joaquín; Montoliu Colás, Raul; Trilles, Sergio; Belmonte-Fernández, Óscar; Huerta, Joaquin Elsevier (2015)
      Recent advances in indoor positioning systems led to a business interest in those applications and services where a precise localization is crucial. Wi-Fi fingerprinting based on machine learning and expert systems are ...
    • closedAccess   Generalized least squares-based parametric motion estimation 

      Montoliu Colás, Raul; Pla, Filiberto Elsevier (2009)
      The estimation of parametric global motion had a significant attention during the last two decades, but despite the great efforts invested, there are still open issues. The most important ones are related to the accuracy ...
    • openAccess   Indoor Positioning and Fingerprinting:The R Package ipft 

      Sansano-Sansano, Emilio; Montoliu Colás, Raul; Belmonte-Fernández, Óscar; Torres-Sospedra, Joaquín The R Foundation (2019)
      Methods based on Received Signal Strength Indicator (RSSI) fingerprinting are in theforefront among several techniques being proposed for indoor positioning. This paper introducesthe R packageipft, which provides ...
    • openAccess   Multimodal Sensor Data Integration for Indoor Positioning in Ambient-Assisted Living Environments 

      Sansano-Sansano, Emilio; Belmonte-Fernández, Óscar; Montoliu Colás, Raul; Gascó Compte, Arturo; Caballer Miedes, Antonio Hindawi (2020)
      A reliable Indoor Positioning System (IPS) is a crucial part of the Ambient-Assisted Living (AAL) concept. The use of Wi-Fi fingerprinting techniques to determine the location of the user, based on the Received Signal ...
    • openAccess   Sistema de seguimiento y análisis de la calidad del agua para consumo humano mediante el estudio de la respuesta comportamental en peces expuestos a sustancias tóxicas 

      Martínez Morales, Inmaculada; Verdiell Cubedo, David; Montoliu Colás, Raul; Hurtado Melgar, Isabel M. Universidad de Murcia. Servicio de Publicaciones (2010)
      Behavioral alterations can be assessed as variables for sublethal toxicity tests, and serve as a tool for environmental risk assessment and analysis of toxicological impact. In order to investigate contaminant-induced ...
    • openAccess   Tecnologías de posicionamiento en interiores al servicio de una biblioteca universitaria: hacia la smart library 

      Aguilar Moreno, Estefanía; Montoliu Colás, Raul; Torres-Sospedra, Joaquín EPI SCP (2016)
      Se presenta un caso de uso de la aplicación de tecnologías geoespaciales en una biblioteca universitaria. En concreto, se han desarrollado dos aplicaciones capaces de obtener la localización de los ejemplares buscados por ...
    • openAccess   The Smartphone-Based Offline Indoor Location Competition at IPIN 2016: Analysis and FutureWork 

      Torres-Sospedra, Joaquín; Jiménez, Antonio R.; Knauth, Stefan; Moreira, Adriano; Beer, Yair; Fetzer, Toni; TA, Viet Cuong; Montoliu Colás, Raul; Seco, Fernando; Mendoza-Silva, Germán Martín; Belmonte-Fernández, Óscar; Koukofikis, Athanasios; Nicolau, Maria João; Costa, António; Meneses, Filipe; Ebner, Frank; Deinzer, Frank; Vaufreydaz, Dominique; Dao, Trung Kien; Castelli, Eric MDPI (2017)
      This paper presents the analysis and discussion of the off-site localization competition track, which took place during the Seventh International Conference on Indoor Positioning and Indoor Navigation (IPIN 2016). Five ...