17 results

Research directions in data wrangling: Visualizations and transformations for usable and credible data

Journal Article
Kandel, S., Heer, J., Plaisant, C., Kennedy, J., Ham, F. V., Riche, N. H., …Buono, P. (2011)
Research directions in data wrangling: Visualizations and transformations for usable and credible data. Information Visualization, Octobe, 271-288. https://doi.org/10.1177/1473871611415994
In spite of advances in technologies for working with data, analysts still spend an inordinate amount of time diagnosing data quality issues and manipulating data into a usabl...

A rule based taxonomy of dirty data.

Journal Article
Li, L., Peng, T., & Kennedy, J. (2011)
A rule based taxonomy of dirty data. GSTF journal on computing, 1(2), 140-148
There is a growing awareness that high quality of data is a key to today’s business success and that dirty data existing within data sources is one of the causes of poor data ...

Achieve semantic-based precise component selection via an ontology model interlinking application domain and MVICS.

Conference Proceeding
Li, C., Liu, X., & Kennedy, J. (2010)
Achieve semantic-based precise component selection via an ontology model interlinking application domain and MVICS. In Proceedings of the 22nd International Conference on Software Engineering and Knowledge Engineering (SEKE'10)

Improving data quality in data warehousing applications

Conference Proceeding
Li, L., Peng, T., & Kennedy, J. (2010)
Improving data quality in data warehousing applications. In J. Filipe, & J. Cordeiro (Eds.), Proceedings of the 12th International Conference on Enterprise Information Systems, 379-382. https://doi.org/10.5220/0002903903790382
There is a growing awareness that high quality of data is a key to today’s business success and dirty data that exits within data sources is one of the reasons that cause poor...

A Multiple Viewed Interrelated Ontology Model for Holistic Component Specification and Retrieval

Conference Proceeding
Li, C., Liu, X., & Kennedy, J. (2009)
A Multiple Viewed Interrelated Ontology Model for Holistic Component Specification and Retrieval. In S. Abrahão, J. Verner, T. Jiang, A. Kiumi, T. Kim, & D. Ślęzak (Eds.), Advances in Software Engineering. ASEA 2009 (50-60). https://doi.org/10.1007/978-3-642-10619-4_7
Despite the success that Component-Based Development has achieved so far, component mismatch remains as a major hurdle for wider and smoother component reuse due to the lack o...

Visual Exploration of Alternative Taxonomies through Concepts

Journal Article
Graham, M., & Kennedy, J. (2007)
Visual Exploration of Alternative Taxonomies through Concepts. Ecological Informatics, 2, 248-261. https://doi.org/10.1016/j.ecoinf.2007.07.004
A graphical user interface is presented that allows users of taxonomic data to explore concept relationships between conflicting but related taxonomic classifications. Ecolog...

Converting an existing taxonomic data resource to employ an ontology and LSIDs.

Conference Proceeding
Kennedy, J., Gales, R., & Kukla, R. (2006)
Converting an existing taxonomic data resource to employ an ontology and LSIDs. In L. Belbin, A. Rissoné, & A. Weitzman (Eds.), Proceedings of TDWG (2006), St Louis, MI
Data sharing is fundamental to biodiversity and taxonomic data applications, however previous attempts at developing mechanisms to facilitate sharing within the community have...

Visual comparison and exploration of natural history collections

Conference Proceeding
Graham, M., Kennedy, J., & Downey, L. (2006)
Visual comparison and exploration of natural history collections. In A. Celentano, & P. Mussio (Eds.), Advanced Visual Interfaces (AVI) 2006, Proceedings of the International Working Conference, 310-313. doi:10.1145/1133265.1133329
Natural history museum collections contain a wealth of specimen level data that is now opening up for digital access. However, current interfaces to access and manipulate this...

Ontology-Driven Automated Generation of Data Entry Interfaces to Databases

Conference Proceeding
Cannon, A., Kennedy, J. B., Paterson, T., & Watson, M. F. (2004)
Ontology-Driven Automated Generation of Data Entry Interfaces to Databases. In H. Williams, & L. Mackinnon (Eds.), Key Technologies for Data Management; Lecture Notes in Computer Science, 150-164. doi:10.1007/978-3-540-27811-5_15
This paper discusses an ontology based approach for the automatic generation of data entry interfaces to databases. An existing domain ontology is mapped to a system domain mo...

Approaches to Storing and Querying Structural Information in Botanical Specimen Descriptions.

Conference Proceeding
Paterson, T., & Kennedy, J. (2004)
Approaches to Storing and Querying Structural Information in Botanical Specimen Descriptions. In L. M. MacKinnon, A. G. Burger, & P. Trinder (Eds.), Key technologies for data management: Proceedings of the 21st Annual British National Conference on Databases (BNCOD21), 80-91
We are developing an ontology as a defined terminology for the taxonomic description of botanical specimens. To allow these descriptions to unambiguously refer to a given plan...