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Browsing by Author "Herrera Fernández, Antonio Manuel"

Now showing items 1-20 of 42

Advanced Hydroinformatic Techniques for the Simulation and Analysis of Water Supply and Distribution Systems

Herrera Fernández, Antonio Manuel; Meniconi, S.; Alvisi, Stefano; Izquierdo Sebastián, Joaquín (MDPI AG, 2018)

[EN] This document is intended to be a presentation of the Special Issue "Advanced Hydroinformatic Techniques for the Simulation and Analysis of Water Supply and Distribution Systems". The final aim of this Special Issue ...
Agent-based Division of Water Distribution Systems into District Metered Areas

Izquierdo Sebastián, Joaquín; Herrera Fernández, Antonio Manuel; Montalvo Arango, Idel; Pérez García, Rafael (Universitat Politècnica de València, 2011)
Application of graph-spectral methods in the vulnerability assessment of water supply networks

Gutiérrez-Pérez, Joanna A.; Herrera Fernández, Antonio Manuel; Pérez García, Rafael; Ramos Martínez, Eva (Elsevier, 2013-04)

[EN] We introduce a methodology based on spectral measurements of graph theory to establish the relative importance of areas in water supply networks (WSNs). To achieve an efficient vulnerability analysis, we have made a ...
Assessing biofilm development in drinking water distribution systems by Machine Learning methods

Ramos Martínez, Eva (Universitat Politècnica de València, 2016-05-02)

[EN] One of the main challenges of drinking water utilities is to ensure high quality supply, in particular, in chemical and microbiological terms. However, biofilms invariably develop in all drinking water distribution ...
Battle of the Attack Detection Algorithms: Disclosing Cyber Attacks on Water Distribution Networks

Taormina, R.; Galelli, S.; Tippenhauer, N. O.; Salomons, E.; Ostfeld, A.; Eliades, D. G.; Aghashahi, M.; Sundararajan, R.; Pourahmadi, M.; Banks, M. K.; Brentan, Bruno M.; Campbell-Gonzalez, Enrique; Lima, G.; Manzi, D.; Ayala Cabrera, David; Herrera Fernández, Antonio Manuel; Montalvo Arango, Idel; Izquierdo Sebastián, Joaquín (American Society of Civil Engineers, 2018)

[EN] The BATtle of the Attack Detection ALgorithms (BATADAL) is the most recent competition on planning and management of water networks undertaken within the Water Distribution Systems Analysis Symposium. The goal of the ...
Characterization of components of water supply systems from GPR images and tools of intelligent data analysis

Ayala Cabrera, David (Universitat Politècnica de València, 2015-12-29)

[EN] Over time, due to multiple operational and maintenance activities, the networks of water supply systems (WSSs) undergo interventions, modifications or even are closed. In many cases, these activities are not properly ...
Combining multiple perspectives on clustering. Node-pipe case in hydraulic sectorization

Herrera Fernández, Antonio Manuel; Gutiérrez-Pérez, Joanna A.; Izquierdo Sebastián, Joaquín; Pérez García, Rafael (IJCSS, 2012-12)

This work addresses the problem of water network division into district metered areas by the use of clustering respect to multiple views. In our application will use two data perspectives: one of these will be associated ...
Committee Machines for Hourly Water Demand Forecasting in Water Supply Systems

Ambrosio, J. K.; Brentan, B. M.; Herrera Fernández, Antonio Manuel; Luvizotto, E.; Ribeiro, L.; Izquierdo Sebastián, Joaquín (Hindawi Limited, 2019-01-08)

[EN] Prediction models have become essential for the improvement of decision-making processes in public management and, particularly, for water supply utilities. Accurate estimation often needs to solve multimeasurement, ...
Correlation analysis of water demand and predictive variables for short-term forecasting models

Brentan, B. M.; Meirelles, G.; Herrera Fernández, Antonio Manuel; Luvizotto, E., Jr.; Izquierdo Sebastián, Joaquín (Hindawi Limited, 2017)

[EN] Operational and economic aspects of water distribution make water demand forecasting paramount for water distribution systems (WDSs) management. However, water demand introduces high levels of uncertainty in WDS ...
Drinking Water Distribution Systems Characteristics on Biofilm Development: A Kernel based Approach

Ramos Martínez, Eva; Herrera Fernández, Antonio Manuel; Izquierdo Sebastián, Joaquín; Pérez García, Rafael (Athens Institute for Education and Research, 2013)

[EN] Biofilm develops in drinking water distribution systems (DWDSs) as layers of microorganisms bound by an organic matrix and attached to pipe walls. The presence of substantial and active attached biomass can lead to ...
Dynamic management of water supply systems: A tool to build scenarios by merging GPR surveys and augmented reality

Ayala Cabrera, David; Herrera Fernández, Antonio Manuel; Izquierdo Sebastián, Joaquín; Pérez García, Rafael; Ocaña-Levario, S. (E.W. Publications, 2013)

[EN] Water Supply Systems (WSS) are extremely complex assets. Suitable knowledge of their components and the changes they undergo are necessary to control and productively manage these systems. Currently, non-destructive ...
Enhanced Water Demand Analysis via Symbolic Approximation within an Epidemiology-Based Forecasting Framework

Navarrete-López, Claudia Fernanda; Herrera Fernández, Antonio Manuel; Brentan, B. M.; Luvizotto Jr., E.; Izquierdo Sebastián, Joaquín (MDPI AG, 2019-02)

[EN] Epidemiology-based models have shown to have successful adaptations to deal with challenges coming from various areas of Engineering, such as those related to energy use or asset management. This paper deals with urban ...
Ensemble of naïve Bayesian approaches for the study of biofilm development in drinking water distribution systems

Ramos Martínez, Eva; Herrera Fernández, Antonio Manuel; Izquierdo Sebastián, Joaquín; Pérez García, Rafael (Taylor & Francis (Routledge): STM, Behavioural Science and Public Health Titles, 2014-03)

[EN] Various studies have been performed in relation to the influence that a number of characteristics of drinking water distribution systems (DWDSs) have on biofilm development. Nevertheless, their joint influence, apart ...
Factores de fiabilidad y eficiencia en la toma de decisiones para la rehabilitación de tuberías

Alonso Guzmán, Carlos Daniel; Izquierdo Sebastián, Joaquín; Pérez García, Rafael; Herrera Fernández, Antonio Manuel (Elsevier, 2013)

[EN] The methodology that has been developed suggests a sequence of interventions in the water distribution network, identifying the hierarchy of groups of pipes that must be renewed, taking into consideration all the ...
From Metering to Water Balance

Francés-Chust, Jorge; Montalvo Arango, Idel; Izquierdo Sebastián, Joaquín; Herrera Fernández, Antonio Manuel (International Center for Numerical Methods in Engineering (CIMNE), 2017-07-05)

[EN] Metering is an essential activity in Water Distribution Systems. Not only the utility revenue clearly is proportional to the metered values, but also the evaluation of the performance of the network relies on it. Both ...
GPR data analysis using multi-agent and clustering approaches: A tool for technical management of water supply systems

Ayala Cabrera, David; Herrera Fernández, Antonio Manuel; Izquierdo Sebastián, Joaquín; Pérez García, Rafael (Elsevier, 2014-04)

In this paper a combination of the multi-agent paradigm and a very well known clustering technique is used for unsupervised classification of subsoil characteristics working on a collection of ground penetrating radar ...
GPR-based water leak models in water distribution systems

Ayala Cabrera, David; Herrera Fernández, Antonio Manuel; Izquierdo Sebastián, Joaquín; Ocaña Levario, Silvia Janeth; Pérez García, Rafael (MDPI, 2013-12)

[EN] This paper addresses the problem of leakage in water distribution systems through the use of ground penetrating radar (GPR) as a nondestructive method. Laboratory tests are performed to extract features of water leakage ...
Graph constrained label propagation on water supply networks

Herrera Fernández, Antonio Manuel; Ramos Martínez, Eva; Izquierdo Sebastián, Joaquín; Pérez García, Rafael (IOS Press, 2015)

In many real-world applications we have at our disposal a limited number of inputs in a theoretical database with full information, and another part of experimental data with incomplete knowledge for some of their features. ...
Hybrid regression model for near real-time urban water demand forecasting

Brentan, Bruno M.; Luvizotto, E.; Herrera Fernández, Antonio Manuel; Izquierdo Sebastián, Joaquín; Pérez García, Rafael (Elsevier, 2017)

[EN] The most important factor in planning and operating water distribution systems is satisfying consumer demand. This means continuously providing users with quality water in adequate volumes at reasonable pressure, thus ...
Improving water network management by efficient division into supply clusters

Herrera Fernández, Antonio Manuel (Universitat Politècnica de València, 2011-07-20)

El agua es un recurso escaso que, como tal, debe ser gestionado de manera eficiente. Así, uno de los propósitos de dicha gestión debiera ser la reducción de pérdidas de agua y la mejora del funcionamiento del abastecimiento. ...