Presencia de la literatura gris en las bibliotecas digitales

Presencia de la literatura gris en las bibliotecas digitales

La presencia de la literatura gris en las bibliotecas digitales Lola Garca-Santiago Facultad de Biblioteconoma y Documentacin. Universidad de Granada Introduccin Literatura gris Conjunto de documentos que se caracterizan no distribuirse por canales comerciales convencionales. Su principal caracterstica es la dificultad de identificacin, localizacin y acceso. Patentes, informes (cientficos y tcnicos), tesis doctorales, normas, pre-publicaciones, folletos,....

Objetivos Conocimiento del grado de presencia de la literatura no convencional en las bibliotecas digitales Estudio de los interfaces Identificacin de los tipos de documentos grises ms representados Identificacin de las materias ms frecuentes

Metodologa Biblioteca digital Listado de bibliotecas digitales (Lpez Guzmn 2000 y Gladney 1994) Directorios Portales especializados en bibliotecas Bsqueda Extraccin y organizacin de los

datos Anlisis de los resultados Bibliotecas digitales excluidas Resultados: Pas de procedencia PAS DE LA BIBLIOTECA DIGITAL USA UK CANAD 80% 73% AUSTRALIA 60%

HOLANDA 50% SUECIA 40% MALASIA 30% 10% 0% NUEVA ZELANDA ALEMANIA 70% 20% RUSIA ISLANDIA

7% 5% 2%2%2%2%2%1%1%1%1%1%1%1% CHINA DINAMARCA HUNGRA INDIA Resultados: Presencia de Literatura Gris EXISTENCIA DE LITERATURA GRIS 9% 6% 41% 44% NO

SI ESPECIFICAS DE LG NO SON ACCESIBLES O SU MOTOR NO FUNCIONA Resultados: Tipos de Literatura Gris TIPO DE DOCUMENTO GRIS INFORMES TESIS CONFERENCIAS 30% 25% DOCUMENTOS GUBERNAMENTALES 27% PANFLETOS

21% 20% 15% 10% 5% 0% FOLLETOS POSTERS 11% 8%8%8% 6% 3%3%2%2% 1%1% PATENTES MATERIAL DOCENTE CENSOS Y ESTADSTICAS DOCUMENTOS DE TRABAJO (WORKING PAPERS) OUTLETS PROYECTOS DE INVESTIGACIN

Resultados: Materias en las bibliotecas digitales Literatura Medieval MATERIAS Historia Medieval Genealoga 1% 1% 1% 1% 1% 1% 1% 2% 2% 2% 2% 3%

3% 4% 4% 4% 0% 5% Ingeniera Economa Astrofsica Arquitectura Biomedicina Geografa Literatura Educacin Textos literarios Tecnologa Informtica 8% 9%

10% Ciencia y Tecnologa 18% 15% 20% Arte 35% 25% 30% 35% Humanidades 40% Ciencias Sociales Historia Multidisciplinar

Resultados: Materias en las bibliotecas digitales II MATERIAS Literatura Medieval Historia Medieval Genealog a Ingenier a Econom a Astrof sica Arquitectura Biomedicina Geograf a Literatura Educacin Textos literarios Tecnolog a Informtica Ciencia y Tecnolog a Arte Humanidades

Ciencias Sociales Historia Multidisciplinar 0% 10% 20% 30% 40% Literatura Gris 50% 60% 70% Convencional 80%

90% 100% Resultados: Materias con documentacin gris MATERIAS DE LITERATURA GRIS 100% 80% 60% 40% 20% 0% Ciencia y Tecnologa Tecnologa Educacin Biomedicina

Arquitectura Astrofsica Economa Ingeniera Multidisciplinar Informtica Ciencias Sociales Geografa Arte Historia Humanidades Textos literarios

Literatura Genealoga Historia Medieval Literatura Medieval Resultados: Modo de organizacin PRESENTACIN DE LA DOCUMENTACIN GRIS CON BUSCADOR 22% FUENTES ESPECIFICAS DE LG 11% POR TEXTO LIBRE 27% POR COLECCIN 40%

Ejemplo de interfaces Bsqueda por campo (I) [Fuente: Publication Server of the Stanford InfoLab http://dbpubs.stanford.edu:8090/aux/index-en.html] Ejemplo de interfaces Bsqueda por campo (II) [Fuente: Free Library of Philadelphia http://libwww.library.phila.gov/75th/searchfrm.cfm] Ejemplo de interfaces Bsqueda por coleccin (I) [Fuente: Lincoln Ephemera http://dl.lib.brown.edu/lincoln/index.html] Ejemplo de interfaces

Bsqueda por coleccin (II) [Fuente: McGill University Libraries http://www.mcgill.ca/ dcp] Ejemplo de interfaces Bsqueda en texto completo Lola Garca Santiago [email protected]

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