Now showing items 1-17 of 17

  • A methodology and a software tool for sensor data validation/reconstruction : application to the Catalonia regional water network 

    Cugueró Escofet, Miquel Àngel; García Valverde, Diego; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; Espin, Santiago; Roquet, Jaume (2016-04-01)
    Article
    Open Access
    In this paper, a sensor data validation/reconstruction methodology applicable to water networks and its implementation by means of a software tool are presented. The aim is to guarantee that the sensor data are reliable ...
  • A methodology for incipient fault detection 

    Escobet Canal, Teresa; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin; García Valverde, Diego (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Open Access
    This paper proposes a fault detection methodology for incipient faults that combines different residual generation methods (observers and l-step ahead predictors) with different convergence velocity to the real output ...
  • Automatic validation of flowmeter data in transport water networks: application to the ATLLc water network 

    García Valverde, Diego; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; Saludes Closa, Jordi; Espín, Santiago; Roquet, Jaume; Valero, Fernando (Springer International Publishing, 2014-09-10)
    Part of book or chapter of book
    Restricted access - publisher's policy
    In this paper, a methodology for data validation and reconstruction of flow meter sensor data in water networks is presented. The raw data validation is inspired on the Spanish norm (AENOR-UNE norm 500540). The methodology ...
  • Automatic validation of flowmeter data in transport water networks: Application to the ATLLc water network 

    García Valverde, Diego; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; Saludes Closa, Jordi; Espín, Santiago; Roquet, Jaume; Valero, Fernando (2014)
    Conference report
    Open Access
    In this paper, a methodology for data validation and reconstruction of flow meter sensor data in water networks is presented. The raw data validation is inspired on the Spanish norm (AENOR-UNE norm 500540). The methodology ...
  • Big data analytics and knowledge discovery applied to automatic meter readers 

    García Valverde, Diego; Puig Cayuela, Vicenç; Quevedo Casín, Joseba Jokin (Springer, 2017)
    Part of book or chapter of book
    Restricted access - publisher's policy
    This book presents a set of approaches for the real-time monitoring and control of drinking-water networks based on advanced information and communication technologies. It shows the reader how to achieve significant ...
  • Combining contaminant event diagnosis with data validation/reconstruction : application to smart buildings 

    Cugueró Escofet, Miquel Àngel; Christodoulou, Marius; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; García Valverde, Diego; Michaelides, Michalis P. (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    In this work, a combined sensor data validation/reconstruction and contaminant event diagnosis approach is proposed for Smart Building systems, implemented as a twostage approach. In the first stage, sensor communication ...
  • Combining learning in model space fault diagnosis with data validation/reconstruction: Application to the Barcelona water network 

    Quevedo Casín, Joseba Jokin; Chen, Heran; Cugueró Escofet, Miquel Àngel; Tino, Peter; Puig Cayuela, Vicenç; García Valverde, Diego; Sarrate Estruch, Ramon; Yao, Xin (2014-02-14)
    Article
    Restricted access - publisher's policy
    In this paper, an integrated data validation/reconstruction and fault diagnosis approach is proposed for critical infrastructure systems. The proposed methodology is implemented in a two-stage approach. In the first stage, ...
  • Data analytics methodology for monitoring quality sensors and events in the Barcelona drinking water network 

    García Valverde, Diego; Creus Rodriguez, Ramon; Minoves Ruiz, Meritxell; Pardo, Xavier; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç (2017-01-01)
    Article
    Open Access
    Water quality management is a key area to guarantee drinking water safety to users. This task is based on disinfection techniques, such as chlorination, applied to the drinking water network to prevent the growth of ...
  • Inconsistent sensor data detection/correction: application to environmental systems 

    Cugueró Escofet, Miquel Àngel; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; García Valverde, Diego (2014)
    Conference report
    Restricted access - publisher's policy
    In this paper, a data detection/correction approach is proposed for a real environmental monitoring system, in order to provide a reliable dataset when sensor faults occur. This is the case of communication faults that may ...
  • Knowledge extraction from raw data in water networks: application to the Barcelona supramunicipal water transport network 

    Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; García Valverde, Diego; Pascual Pañach, Josep; Saludes Closa, Jordi; Espín, Santiago; Roquet, Jaume; Valero, Fernando (2015)
    Conference report
    Open Access
    Critical Infrastructure Systems (CIS) such as the case of potable water transport network are complex large-scale systems, geographically distributed and decentralized with a hierarchical structure, requiring highly ...
  • Metodologia para validación y reconstrucción de datos y su aplicación en redes de agua potable 

    Quevedo Casín, Joseba Jokin; García Valverde, Diego; Puig Cayuela, Vicenç; Saludes Closa, Jordi (2011)
    Conference report
    Restricted access - author's decision
    Este trabajo presenta una metodología para validar y reconstruir datos recibido en un sistema de supervisión y telecontrol de una red de sensores que puede tener problemas de comunicaciones y/o de envío de datos erróneos. ...
  • Model- vs. data-based approaches applied to fault diagnosis in potable water supply networks 

    Cugueró, Miquel Àngel; Quevedo Casín, Joseba Jokin; Alippi, Cesare; Roveri, Manuel; Puig Cayuela, Vicenç; García Valverde, Diego; Trovò, F (2016-05-10)
    Article
    Open Access
    In this paper, the problem of fault diagnosis in drinking water transport networks (DWTNs) is addressed. Two different fault diagnosis approaches are proposed to deal with this problem. The first one is based on a ...
  • Prognosis of quality sensors in the Barcelona drinking water network 

    García Valverde, Diego; Creus Rodriguez, Ramon; Minoves Ruiz, Meritxell; Pardo, Xavier; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç (IEEE Press, 2016)
    Conference report
    Open Access
    One of the most important areas of the water utilities is the water quality management. This area is responsible of guaranteeing safety in the water supply to the citizens. The strategy to guarantee the safety is based on ...
  • Sensor data validation and reconstruction 

    Quevedo Casín, Joseba Jokin; García Valverde, Diego; Puig Cayuela, Vicenç; Saludes Closa, Jordi; Cugueró, Miquel Àngel; Espin Basany, Santiago; Roquet, Jaume; Valero Cervera, Fernando (Springer, 2017)
    Part of book or chapter of book
    Restricted access - publisher's policy
    This book presents a set of approaches for the real-time monitoring and control of drinking-water networks based on advanced information and communication technologies. It shows the reader how to achieve significant ...
  • Sensor data validation and reconstruction in water networks : a methodology and software implementation 

    García Valverde, Diego; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; Cugueró Escofet, Miquel Àngel (2014)
    Conference report
    Open Access
    In this paper, a data validation and reconstruction methodology that can be applied to the sensors used for real-time monitoring in water networks is presented. On the one hand, a validation approach based on quality levels ...
  • Temporal/spatial model-based fault diagnosis vs. hidden Markov models change detection method: application to the Barcelona water network 

    Quevedo Casín, Joseba Jokin; Alippi, Cesare; Cugueró Escofet, Miquel Àngel; Ntalampiras, Stavros; Puig Cayuela, Vicenç; Roveri, Manuel; García Valverde, Diego (2013)
    Conference report
    Restricted access - publisher's policy
    This paper deals with a comparison of two differ- ent fault diagnosis frameworks. The first method is based on a temporal/spatial model-based analysis by exploiting a-priori information about the system under study, ...
  • Water demand estimation and outlier detection from smart meter data using classification and Big Data methods 

    García Valverde, Diego; González, d; Quevedo Casín, Joseba Jokin; Puig Cayuela, Vicenç; Saludes Closa, Jordi (2015)
    Conference report
    Open Access
    Automatic Meter Reading (AMR) systems are being deployed in many cities to obtain insight into the status and the behavior of District Metering Area (DMA) with more granularity. Until now, the water consumption readings ...