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Despite the existence of theoretical model for this parameter, experience shows that real spectral efficiency is influenced by multiple factors that greatly vary in space and time and are difficult to characterize. In this paper, an automatic method for deriving the real spectral efficiency curves of a Long Term Evolution (LTE) system on a per-cell basis is proposed. The method is based on a trace processing tool that makes the most of the detailed network performance measurements collected by base stations. The method is conceived as a centralized scheme that can be integrated in commercial network planning tools. Method assessment is carried out with a large dataset of connection traces taken from a live LTE system. Results show that spectral efficiency curves largely differ from cell to cell.<\/jats:p>","DOI":"10.1155\/2017\/7969102","type":"journal-article","created":{"date-parts":[[2017,6,19]],"date-time":"2017-06-19T17:02:33Z","timestamp":1497891753000},"page":"1-11","source":"Crossref","is-referenced-by-count":3,"title":["Estimating Spectral Efficiency Curves from Connection Traces in a Live LTE Network"],"prefix":"10.1155","volume":"2017","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3859-2622","authenticated-orcid":true,"given":"Mat\u00edas","family":"Toril","sequence":"first","affiliation":[{"name":"Departamento de Ingenier\u00eda de Comunicaciones, Universidad de M\u00e1laga, M\u00e1laga, Spain"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0183-1004","authenticated-orcid":true,"given":"Roc\u00edo","family":"Acedo-Hern\u00e1ndez","sequence":"additional","affiliation":[{"name":"Departamento de Ingenier\u00eda de Comunicaciones, Universidad de M\u00e1laga, M\u00e1laga, Spain"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4644-227X","authenticated-orcid":true,"given":"Almudena","family":"S\u00e1nchez","sequence":"additional","affiliation":[{"name":"Departamento de Ingenier\u00eda de Comunicaciones, Universidad de M\u00e1laga, M\u00e1laga, Spain"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0171-5721","authenticated-orcid":true,"given":"Salvador","family":"Luna-Ram\u00edrez","sequence":"additional","affiliation":[{"name":"Departamento de Ingenier\u00eda de Comunicaciones, Universidad de M\u00e1laga, M\u00e1laga, Spain"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1598-2249","authenticated-orcid":true,"given":"Carlos","family":"\u00dabeda","sequence":"additional","affiliation":[{"name":"Ericsson, Madrid, Spain"}]}],"member":"311","reference":[{"key":"2","doi-asserted-by":"publisher","DOI":"10.1109\/access.2015.2461602"},{"key":"3","doi-asserted-by":"publisher","DOI":"10.1109\/mnet.2014.6963801"},{"key":"4","doi-asserted-by":"publisher","DOI":"10.1109\/mim.2015.7108393"},{"journal-title":"Version 1.0","year":"Jan 2008","key":"5"},{"key":"6","doi-asserted-by":"publisher","DOI":"10.1002\/9781119954224"},{"journal-title":"John Wiley and Sons","year":"2007","key":"7"},{"key":"8","doi-asserted-by":"publisher","DOI":"10.1002\/0470030569.ch1"},{"key":"9","doi-asserted-by":"publisher","DOI":"10.1201\/9781439806500"},{"key":"12","doi-asserted-by":"publisher","DOI":"10.1109\/tvt.2016.2605380"},{"key":"13","doi-asserted-by":"publisher","DOI":"10.1109\/mcom.2016.7378435"},{"year":"1993","key":"14"},{"key":"15","doi-asserted-by":"publisher","DOI":"10.1109\/18.749007"},{"key":"16","doi-asserted-by":"publisher","DOI":"10.1002\/ett.4460100604"},{"key":"17","doi-asserted-by":"publisher","DOI":"10.1109\/TIT.2002.1003824"},{"key":"18","doi-asserted-by":"publisher","DOI":"10.1109\/18.923717"},{"key":"22","doi-asserted-by":"publisher","DOI":"10.1155\/2010\/161642"},{"key":"27","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2015.2477084"},{"key":"28","doi-asserted-by":"publisher","DOI":"10.1109\/LCOMM.2014.2337876"},{"key":"29","doi-asserted-by":"publisher","DOI":"10.1002\/0470091584"},{"key":"35","doi-asserted-by":"publisher","DOI":"10.1002\/9780470742891"},{"key":"36","doi-asserted-by":"publisher","DOI":"10.1109\/TVT.2013.2256441"}],"container-title":["Mobile Information Systems"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/downloads.hindawi.com\/journals\/misy\/2017\/7969102.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/downloads.hindawi.com\/journals\/misy\/2017\/7969102.xml","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/downloads.hindawi.com\/journals\/misy\/2017\/7969102.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2017,10,15]],"date-time":"2017-10-15T19:31:39Z","timestamp":1508095899000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.hindawi.com\/journals\/misy\/2017\/7969102\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2017]]},"references-count":21,"alternative-id":["7969102","7969102"],"URL":"https:\/\/doi.org\/10.1155\/2017\/7969102","relation":{},"ISSN":["1574-017X","1875-905X"],"issn-type":[{"type":"print","value":"1574-017X"},{"type":"electronic","value":"1875-905X"}],"subject":[],"published":{"date-parts":[[2017]]}}}