?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Reconocimiento+de+objetos+a+partir+de+im%C3%A1genes+termogr%C3%A1ficas&rft.creator=Bilbao+Eguren%2C+Sara&rft.creator=Grav%C3%ADa+Garc%C3%ADa%2C+Marina&rft.contributor=D%C3%ADaz+L%C3%B3pez%2C+Jos%C3%A9+Manuel&rft.subject=Physics&rft.description=La+termograf%C3%ADa+es+un+m%C3%A9todo+de+inspecci%C3%B3n+y+diagn%C3%B3stico+basado+en+la+radiaci%C3%B3n+infrarroja+que+emiten+los+cuerpos.%0D%0APermite+medir+dicha+radiaci%C3%B3n+a+distancia+y+sin+contacto%2C%0D%0Aobteniendo+un+termograma+o+imagen+termogr%C3%A1fica%2C+objeto+de%0D%0Aestudio+de+este+proyecto.%0D%0ATodos+los+cuerpos+que+se+encuentren+a+una+cierta+temperatura%0D%0Aemiten+radiaci%C3%B3n+infrarroja.%0D%0ASin+embargo%2C+para+hacer+una+inspecci%C3%B3n+termogr%C3%A1fica+hay+que%0D%0Atener+en+cuenta+la+emisividad+de+los+cuerpos%2C+capacidad+que%0D%0Atienen+de+emitir+radiaci%C3%B3n%2C+ya+que+%C3%A9sta+no+s%C3%B3lo+depende+de+la+temperatura+del+cuerpo%2C+sino+tambi%C3%A9n+de+sus+caracter%C3%ADsticas+superficiales.%0D%0ALas+herramientas+necesarias+para+conseguir+un+termograma+son+principalmente+una+c%C3%A1mara+termogr%C3%A1fica+y+un+software+que%0D%0Apermita+su+an%C3%A1lisis.%0D%0ALa+c%C3%A1mara+percibe+la+emisi%C3%B3n+infrarroja+de+un+objeto+y+lo+convierte+en+una+imagen+visible%2C+originalmente+monocrom%C3%A1tica.%0D%0ASin+embargo%2C+despu%C3%A9s+es+coloreada+por+la+propia+c%C3%A1mara+o+por%0D%0Aun+software+para+una+interpretaci%C3%B3n+m%C3%A1s+f%C3%A1cil+del+termograma.%0D%0APara+obtener+estas+im%C3%A1genes+termogr%C3%A1ficas+existen+varias+t%C3%A9cnicas%2C+que+se+diferencian+en+c%C3%B3mo+la+energ%C3%ADa+calor%C3%ADfica%0D%0Ase+transfiere+al+cuerpo.+Estas+t%C3%A9cnicas+se+clasifican+en+termograf%C3%ADa+pasiva%2C+activa+y+vibrotermograf%C3%ADa.%0D%0AEl+m%C3%A9todo+que+se+utiliza+en+cada+caso+depende+de+las+caracter%C3%ADsticas+t%C3%A9rmicas+del+cuerpo%2C+del+tipo+de+defecto+a%0D%0Alocalizar+o+la+resoluci%C3%B3n+espacial+de+las+im%C3%A1genes%2C+entre+otros+factores.%0D%0APara+analizar+las+im%C3%A1genes+y+as%C3%AD+obtener+diagn%C3%B3sticos+y+detectar+defectos%2C+es+importante+la+precisi%C3%B3n.+Por+ello+existe+un+procesado+de+las+im%C3%A1genes%2C+para+minimizar+los%0D%0Aefectos+provocados+por+causas+externas%2C+mejorar+la+calidad%0D%0Ade+la+imagen+y+extraer+informaci%C3%B3n+de+las+inspecciones+realizadas.%0D%0ALa+termograf%C3%ADa+es+un+m%C3%A9todo+de+ensayo+no+destructivo+muy%0D%0Aflexible+y+que+ofrece+muchas+ventajas.%0D%0APor+esta+raz%C3%B3n+el+campo+de+aplicaci%C3%B3n+es+muy+amplio%2C+abarcando+desde+aplicaciones+industriales+hasta+investigaci%C3%B3n+y+desarrollo.%0D%0AVigilancia+y+seguridad%2C+ahorro+energ%C3%A9tico%2C+medicina+o+medio%0D%0Aambiente%2C+son+algunos+de+los+campos+donde+la+termograf%C3%ADa+aportaimportantes+beneficios.%0D%0AEste+proyecto+es+un+estudio+te%C3%B3rico+de+la+termograf%C3%ADa%2C+donde%0D%0Ase+describen+detalladamente+cada+uno+de+los+aspectos+mencionados.%0D%0AConcluye+con+una+aplicaci%C3%B3n+pr%C3%A1ctica%2C+creando+una+c%C3%A1mara%0D%0Ainfrarroja+a+partir+de+una+webcam%2C+y+realizando+un+an%C3%A1lisis%0D%0Ade+las+im%C3%A1genes+obtenidas+con+ella.%0D%0ACon+esto+se+demuestran+algunas+de+las+teor%C3%ADas+explicadas%2C%0D%0Aas%C3%AD+como+la+posibilidad+de+reconocer+objetos+mediante+la%0D%0Atermograf%C3%ADa.%0D%0AThermography+is+a+method+of+testing+and+diagnosis+based%0D%0Aon+the+infrared+radiation+emitted+by+bodies.%0D%0AIt+allows+to+measure+this+radiation+from+a+distance+and+with%0D%0Ano+contact%2C+getting+a+thermogram+or+thermal+image%2C+object+of%0D%0Astudy+of+this+project.%0D%0AAll+bodies+that+are+at+a+certain+temperature+emit+infrared%0D%0Aradiation.%0D%0AHowever%2C+making+a+thermographic+inspection+must+take+into+account+the+emissivity+of+the+body%2C+capability+of+emitting%0D%0Aradiation.%0D%0AThis+not+only+depends+on+the+temperature+of+the+body%2C+but+also+on+its+surface+characteristics.+The+tools+needed+to%0D%0Aget+a+thermogram+are+mainly+a+thermal+imaging+camera+and+software+that+allows+analysis.%0D%0AThe+camera+sees+the+infrared+emission+of+an+object+and+converts+it+into+a+visible+image%2C+originally+monochrome.%0D%0AHowever%2C+after+it+is+colored+by+the+camera+or+software+for%0D%0Aeasier+interpretation+of+thermogram.%0D%0ATo+obtain+these+thermal+images+it+exists+various+techniques%2C%0D%0Awhich+differ+in+how+heat+energy+is+transferred+to+the+body.%0D%0AThese+techniques+are+classified+into+passive+thermography%2C%0D%0Aactive+and+vibrotermografy.%0D%0AThe+method+used+in++each+case+depends+on+the+thermal+characteristics+of+the+body%2C+the+type+of+defect+to+locate+or+spatial+resolution+of+images%2C+among+other+factors.+To+analyze+the+images+and+obtain+diagnoses+and+defects%2C+accuracy+is+important.%0D%0AThus+there+is+a+image+processing+to+minimize+the+effects+caused+by+external+causes%2C+improving+image+quality+and+extract+information+from+inspections.%0D%0AThermography+is+a+non-%C2%AD%E2%80%90destructive+test+method+very+flexible%0D%0Aand+offers+many+advantages.%0D%0ASo+the+scope+is+very+wide%2C+ranging+from+industrial+applications+to+research+and+development.Surveillance+and%0D%0Asecurity%2C+energy+saving%2C+environmental+or+medicine+are+some%0D%0Aof+the+areas+where+thermography+provides+significant+benefits.%0D%0AThis+project+is+a+theoretical+study+of+thermography%2C+which%0D%0Adescribes+in+detail+each+of+these+aspects.%0D%0AIt+concludes+with+a+practical+application%2C+creating+an+infrared+camera+from+a+webcam%2C+and+making+an+analysis+of+the+images+obtained+with+it.%0D%0AThis+will+demonstrate+some+of+the+theories+explained+as+well+as++the+ability+to+recognize+objects+by+thermography.&rft.publisher=E.U.I.T.+Telecomunicaci%C3%83%C2%B3n+(UPM)&rft.rights=https%3A%2F%2Fcreativecommons.org%2Flicenses%2Fby-nc-nd%2F3.0%2Fes%2F&rft.date=2012-09-27&rft.type=info%3Aeu-repo%2Fsemantics%2FbachelorThesis&rft.type=Final+Project&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.language=spa&rft.rights=info%3Aeu-repo%2Fsemantics%2FopenAccess&rft.identifier=https%3A%2F%2Foa.upm.es%2F14013%2F