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  1. No Access

    Article

    A bargaining approach to determine common weights in DEA

    In this paper Data Envelopment Analysis (DEA) is used to assess the relative efficiency of a set of decision-making units (DMUs). Each DMU is evaluated on the basis of the ratio of its weighted output (i.e. vi...

    I. Contreras, S. Lozano, M. A. Hinojosa in Operational Research (2021)

  2. Article

    Analysis and vulnerability of the international wheat trade network

    Wheat is one of the three basic cereals providing the necessary calorific intake for most of the world’s population. For this reason, its trade is critical to many countries in order to fulfil their internal d...

    E. Gutiérrez-Moya, B. Adenso-Díaz, S. Lozano in Food Security (2021)

  3. No Access

    Chapter

    Dominance Network Analysis: Hybridizing Dea and Complex Networks for Data Analytics

    Although originated in the efficiency analysis realm, Data Envelopment Analysis (DEA) is a data-driven non-parametric methodology that can be effectively used for data analytics of multidimensional datasets. T...

    L. Calzada-Infante, S. Lozano in Data-Enabled Analytics (2021)

  4. No Access

    Article

    Complex network analysis of keywords co-occurrence in the recent efficiency analysis literature

    A network analysis (NA) of keyword co-occurrences for a broad collection of Data envelopment analysis (DEA) papers in the period 2008–2017 is carried out. The raw keywords have been cleaned up and standardized...

    S. Lozano, L. Calzada-Infante, B. Adenso-Díaz, S. García in Scientometrics (2019)

  5. No Access

    Article

    Data envelopment analysis of systems with multiple modes of functioning

    Many systems can operate in different modes of functioning. Conventional data envelopment analysis (DEA) would ignore that fact and consider instead that the system is a black box, paying attention just to the...

    S. Lozano, G. Villa in Annals of Operations Research (2019)

  6. No Access

    Article

    DEA production games with fuzzy output prices

    In DEA production models the technology is assumed to be implicit in the input-output data given by a set of recorded observations. DEA production games assess the benefits to different firms of pooling their ...

    M. A. Hinojosa, S. Lozano, A. M. Mármol in Fuzzy Optimization and Decision Making (2018)

  7. No Access

    Article

    Drug prescription including interactions with anticancer treatments in the elderly: A global approach

    Consequences of inappropriate prescriptions and polymedication in patients suffering from cancer are beginning to be well documented. However, the methods used to evaluate these consequences are often discusse...

    Marie-Eve Rougé Bugat, M. Bourgouin, S. Gérard in The journal of nutrition, health & aging (2017)

  8. No Access

    Article

    Efficiency Analysis of the European Food Banks: Some Managerial Results

    Hundreds of thousands of people in Europe are daily receiving food, thanks to local food banks, run basically by volunteers who collect donations and distribute them to organizations. In this paper, data from...

    P. González-Torre, S. Lozano, B. Adenso-Díaz in VOLUNTAS: International Journal of Volunta… (2017)

  9. No Access

    Article

    Body composition and anti-neoplastic treatment in adult and older subjects - A systematic review

    The estimation of the risk of poor tolerance and overdose of antineoplastic agents protocols represents a major challenge in oncology, particularly in older patients. We hypot...

    Stéphane Gérard, D. Bréchemier, A. Lefort in The journal of nutrition, health & aging (2016)

  10. No Access

    Chapter

    Measuring the Performance of Nations at The Summer Olympics Using Data Envelopment Analysis

    The Sydney 2000 Olympic Games, held from 15 September through 1 October, were a complete success and confirmed the Summer Olympic games as the most important and popular sport event in the world. More than 100...

    S. Lozano, G. Villa, F. Guerrero, P. Cortés in Operational Research Applied to Sports (2015)

  11. No Access

    Article

    Company-wide production planning using a multiple technology DEA approach

    In this paper, Data Envelopment Analysis is used to determine the target output levels (and corresponding required inputs) for the multiple facilities under the responsibility of a Top Decision Maker. The prop...

    S Lozano in Journal of the Operational Research Society (2014)

  12. No Access

    Article

    Role of network topology in the synchronization of power systems

    We study synchronization dynamics in networks of coupled oscillators with bimodal distribution of natural frequencies. This setup can be interpreted as a simple model of frequency synchronization dynamics amon...

    S. Lozano, L. Buzna, A. Díaz-Guilera in The European Physical Journal B (2012)

  13. Article

    Open Access

    A rule for predicting the new equilibrated carbon dioxide partial pressure after changes in the ventilation frequency

    S Buehler, M Jensen, S Lozano, S Schumann, J Guttmann in Critical Care (2012)

  14. No Access

    Chapter

    Le cancer du poumon du sujet âgé

    Le cancer bronchique est désormais la première cause de mortalité par cancer en France. L’incidence des cancers bronchiques augmente chez les sujets âgés en raison du vieillissement de la population. Toutefois...

    S. Lozano, J. Mazières in Oncogériatrie (2011)

  15. No Access

    Article

    DEA-based pre-merger planning tool

    Data envelopment analysis (DEA) can be used as a pre-merger planning tool to estimate expected cost and profit efficiency gains. Specifically, in this paper, two alternative DEA models are presented, one to mi...

    S Lozano, G Villa in Journal of the Operational Research Society (2010)

  16. No Access

    Article

    Eco-Efficiency of Electric and Electronic Appliances: A Data Envelopment Analysis (DEA)

    Several papers have studied the eco-efficiency of manufacturing systems to address strategic socioeconomic issues in the context of sustainability analysis. Their goal has been to take into account not only en...

    Y. Barba-Gutiérrez, B. Adenso-Díaz, S. Lozano in Environmental Modeling & Assessment (2009)

  17. No Access

    Chapter and Conference Paper

    Evaluation of an automated PEEP controller in mechanical ventilation support

    Mechanical ventilation implies the risk of ventilator induced lung injury (VILI). One of the goals of mechanical ventilation is to sustain alveolar recruitment while avoiding excessive lung inflation. To achie...

    Johannes Arntz, D. Gottlieb, S. Lozano in 4th European Conference of the Internation… (2009)

  18. No Access

    Chapter and Conference Paper

    An evaluation of end-tidal CO2 change following alterations in ventilation frequency

    In the context of develo** an automated system to control mechanical ventilation (AUTOPILOT-BT), the knowledge of the time course of end-tidal CO2 change after an alteration of the ventilation frequency is mand...

    Marie Christin Jensen, S. Lozano in 4th European Conference of the Internation… (2009)

  19. No Access

    Chapter and Conference Paper

    Assessing the educational status of clinicians concerning mechanical ventilation

    The complexity of mechanical ventilation in critical care requires highly sophisticated expert knowledge of the clinicians. However, bedside praxis reveals a variety in treatment concepts of intensivists with ...

    Dominik Gottlieb, S. Lozano, J. Arntz in 4th European Conference of the Internation… (2009)

  20. No Access

    Article

    TSD-consistent performance assessment of mutual funds

    This paper presents three new data envelopment analysis-based approaches to assess the relative efficiency of mutual funds (MFs). Each model considers an appropriate risk measure as input and an appropriate re...

    S Lozano, E Gutiérrez in Journal of the Operational Research Society (2008)

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