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Sugestão de palavras chave para campanhas em motores de busca em arranque

As campanhas de publicidade online sobre pesquisas em motores de busca têm um grande peso nas receitas das empresas de marketing digital. Cada campanha é definida por um conjunto de palavras chave que são utilizadas pelo motor de busca para escolher a melhor publicidade candidata a apresentar juntamente com os resultados da pesquisa. Um problema com que se deparam estas campanhas é a da sugestão das melhores pa...

Base de dados Paisagem e Povoamento (diocese de Braga, Séculos IX-XI)

The database "Paisagem e Povoamento (diocese de Braga, Séculos IX-XI)" has been built as part of the research conducting to the PhD thesis "Landscape and settlement: between documentary representation and the physical realization of space in the territory of Braga’s diocese (9th-11th centuries). Methodological essay." by André Evangelista Marques, PhD in History by the Humanities Faculty of the University...

SIARD Archive Browser

SIARD Suite enables us to preserve a relational database in an open format. It migrates a relational database to SIARD format and preserves technical and contextual metadata along with the primary data ensuring long term accessibility. This paper introduces a web application, the SIARD Archive Browser, which allows operations on the archive such as searching for a specific record, counting records in a table co...

High-Dimensional Indexing for Video Retrieval

Term Weighting based on Document Revision History

In real-world information retrieval systems, the underlying document collection is rarely stable or definitive. This work is focused on the study of signals extracted from the content of documents at different points in time for the purpose of weighting individual terms in a document. The basic idea behind our proposals is that terms that have existed for a longer time in a document should have a greater weight...

Model Migration Approach for Database Preservation

Term Frequency Dynamics in Collaborative Articles

Improving Web User Experience with Document Activity Sparklines

Model Migration Approach for Database Preservation

Multimedia in Cultural Heritage Manuscripts: Integrating Description, Transcrip...

Cultural heritage documents are often subject to digitization processes resulting in image material, even for textual contents. It is therefore common, in collections of valuable documents, to have descriptive information generated by the institutions, along with digitized images, transcriptions created by scholars, translations and even miscellaneous annotations. To offer a faceted access to the collection it ...