Helena Galhardas
Helena Galhardas
INESC-ID and Instituto Superior Técnico, University of Lisbon
Verified email at ist.utl.pt - Homepage
TitleCited byYear
Declarative data cleaning: Language, model, and algorithms
H Galhardas, D Florescu, D Shasha, E Simon, C Saita
4742001
AJAX: an extensible data cleaning tool
H Galhardas, D Florescu, D Shasha, E Simon
ACM Sigmod Record 29 (2), 590, 2000
2762000
An extensible framework for data cleaning
H Galhardas, D Florescu, D Shasha, E Simon
1761999
A survey of data quality tools.
J Barateiro, H Galhardas
Datenbank-Spektrum 14 (15-21), 48, 2005
1022005
A taxonomy of data quality problems
P Oliveira, F Rodrigues, P Henriques, H Galhardas
2nd Int. Workshop on Data and Information Quality, 219-233, 2005
762005
Improving Data Cleaning Quality Using a Data Lineage Facility.
H Galhardas, D Florescu, DE Shasha, E Simon, CA Saita
DMDW, 3, 2001
542001
Declaratively cleaning your data using AJAX
H Galhardas, D Florescu, D Shasha, E Simon
In Journees Bases de Donnees, 2000
402000
Efficient development of data migration transformations
P Carreira, H Galhardas
SIGMOD Conference, 915-916, 2004
292004
Execution of data mappers
P Carreira, H Galhardas
Proceedings of the 2004 international workshop on Information quality in …, 2004
222004
Support for user involvement in data cleaning
H Galhardas, A Lopes, E Santos
International Conference on Data Warehousing and Knowledge Discovery, 136-151, 2011
212011
A framework for classifying scientific metadata
H Galhardas, E Simon, A Tomasic
AAAI Workshop on AI and Information integration, Madison, Wisconsin, 1998
17*1998
One-to-many data transformations through data mappers
P Carreira, H Galhardas, A Lopes, J Pereira
Data & Knowledge Engineering 62 (3), 483-503, 2007
162007
Data mapper: An operator for expressing one-to-many data transformations
P Carreira, H Galhardas, J Pereira, A Lopes
International Conference on Data Warehousing and Knowledge Discovery, 136-145, 2005
142005
Information Extraction tasks: a survey
G Simoes, H Galhardas, L Coheur
122004
Benchmarking with TPC-H on off-the-shelf Hardware
A Thanopoulou, P Carreira, H Galhardas
ICEIS (1), 205-208, 2012
102012
Data cleaning and transformation using the AJAX framework
H Galhardas
International Summer School on Generative and Transformational Techniques in …, 2005
102005
Subspace tree: High dimensional multimedia indexing with logarithmic temporal complexity
A Wichert, P Teixeira, P Santos, H Galhardas
Journal of Intelligent Information Systems 35 (3), 495-516, 2010
82010
An argumentation-based approach to database repair
E Santos12, JP Martins, H Galhardas
ECAI 2010: 19th European Conference on Artificial Intelligence, 16-20 August …, 2010
82010
A modernizaçao dos sistemas de informaçao de barragens: o sistema gestbarragens
EA Portela, C Pina dos Santos, AR Silva, H Galhardas, J Barateiro
82005
Specifying complex correspondences between relational schemas and RDF models for generating customized R2RML mappings
VM Pequeno, VMP Vidal, MA Casanova, LET Neto, H Galhardas
Proceedings of the 18th International Database Engineering & Applications …, 2014
72014
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Articles 1–20