?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Recomendaciones+basadas+en+contenido+por+medio+de+campos+sem%C3%A1nticos+impl%C3%ADcitos&rft.creator=Rubio+P%C3%A9rez-Castej%C3%B3n%2C+Gaia&rft.contributor=Gallardo+P%C3%A9rez%2C+Carolina&rft.subject=Computer+Science&rft.description=El+trabajo+de+fin+de+grado+presentado+se+enmarca+en+el+%C3%A1mbito+de+sistemas+de+filtrado+de+informaci%C3%B3n+y+m%C3%A1s+concretamente+en+los+sistemas+de+recomendaci%C3%B3n.+El+objetivo+ha+sido+crear+un+sistema+recomendador+basado+en+contenido+usando+t%C3%A9cnicas+de+procesamiento+de+lenguaje+natural%2C+espec%C3%ADficamente+de+vectorizaci%C3%B3n+de+texto%2C+para+realizar+recomendaciones+a+partir+de+la+cercan%C3%ADa+sem%C3%A1ntica+de+los+%C3%ADtems%2C+index%C3%A1ndolos+autom%C3%A1ticamente+en+la+base+de+datos+en+el+momento+de+inserci%C3%B3n+realizando+cambios+sobre+sus+conjuntos+de+palabras+clave+o+etiquetas+en+funci%C3%B3n+de+la+cercan%C3%ADa+a+las+ya+presentes+en+los+%C3%ADtems+previos.+Con+este+objetivo+se+ha+realizado+un+estado+del+arte+sobre+sistemas+recomendadores%2C+repasando+las+t%C3%A9cnicas+m%C3%A1s+actualizadas+y+caracterizando+los+distintos+tipos+presentes+en+el+mercado.+Se+ha+hecho+tambi%C3%A9n+un+recorrido+similar+por+t%C3%A9cnicas+recientes+de+procesamiento+de+lenguaje+natural%2C+haciendo+especial+%C3%A9nfasis+sobre+la+vectorizaci%C3%B3n+de+texto.+A+continuaci%C3%B3n+se+ha+mostrado+la+documentaci%C3%B3n+seguida+para+el+desarrollo+del+c%C3%B3digo+fuente%2C+destacando+las+tecnolog%C3%ADas+en+uso+y+documentaci%C3%B3n+a+alto+nivel+del+sistema+para+comprender+correctamente+su+funcionamiento.+Con+el+c%C3%B3digo+desarrollado+se+ha+procedido+a+realizar+pruebas+usando+conjuntos+de+datos+dise%C3%B1ados+para+sistemas+de+extracci%C3%B3n+de+informaci%C3%B3n%2C+obteniendo+unas+conclusiones+provisionales+sobre+el+rendimiento+y+precisi%C3%B3n+del+desarrollo.+Finalmente+se+han+propuesto+l%C3%ADneas+de+investigaci%C3%B3n+y+mejoras+abiertas+para+el+futuro+del+sistema.%0D%0AAbstract%3A%0D%0AThis+final+degree+project+is+included+within+the+field+of+information+filtering%2C+more+specifically+in+the+recommender+systems+domain.+The+purpose+throughout+has+been+to+develop+a+content-based+recommender+system+using+natural+language+processing+techniques%2C+text+vectorization+methods+in+particular%2C+to+provide+recommendations+based+on+the+semantic+closeness+of+the+items%2C+automatically+indexing+them+in+the+database+by+making+changes+to+their+keyword+or+tag+sets+in+accordance+to+the+closeness+to+the+already+present+in+previous+items.+For+this+purpose%2C+a+state+of+the+art+on+recommender+systems+was+carried+out%2C+reviewing+the+most+up-to-date+techniques+and+characterizing+the+available+systems+present+in+the+market.+A+similar+approach+has+been+taken+regarding+natural+language+processing%2C+especially+on+text+vectorization.+After+that%2C+documentation+followed+during+the+development+of+the+source+code+has+been+presented%2C+highlighting+the+used+technologies+and+high-level+documentation+to+properly+understand+its+behaviour.%0D%0AExperimentation+has+followed+the+development+of+the++system%2C+using+datasets+designed+for+information+retrieval+system+to+draw+provisional+conclusions+on+the+performance+and+precision+of+the+code.+Finally%2C+future+research+and+improvements+have+been+proposed+for+the+developed+system.&rft.publisher=E.T.S.I+de+Sistemas+Inform%C3%83%C2%A1ticos+(UPM)&rft.rights=http%3A%2F%2Fcreativecommons.org%2Flicenses%2Fby-nc-nd%2F3.0%2Fes%2F&rft.date=2020-06&rft.type=info%3Aeu-repo%2Fsemantics%2FbachelorThesis&rft.type=Final+Project&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.language=spa&rft.format=application%2Fzip&rft.language=spa&rft.rights=info%3Aeu-repo%2Fsemantics%2FrestrictedAccess&rft.identifier=http%3A%2F%2Foa.upm.es%2F64087%2F