activity
20122026
most citedModeling and Querying Data Cubes on the Semantic Web

6 citations · 9 across the 6 of their papers we have counts for

collaborators

7 papers

cs.DB2026

WiDiff: Extracting Changes from Wikidata's Edit History

Carolina Cortés, Lisa Ehrlinger, Lorena Etcheverry +1

Knowledge graphs have become a key resource for integrating heterogeneous data and powering downstream tasks such as question answering, entity linking, and semantic search. They a…

cs.SE2025

On the Use of Large Language Models for Qualitative Synthesis

Sebastián Pizard, Ramiro Moreira, Federico Galiano +2

Large language models (LLMs) show promise for supporting systematic reviews (SR), even complex tasks such as qualitative synthesis (QS). However, applying them to a stage that is u…

cs.DB2025

Is SHACL Suitable for Data Quality Assessment?

Carolina Cortés, Lisa Ehrlinger, Lorena Etcheverry +1

Knowledge graphs have been widely adopted in both enterprises, such as the Google Knowledge Graph, and open platforms like Wikidata, to represent domain knowledge and support artif…

cs.CY2024

Automatic knowledge-graph creation from historical documents: The Chilean dictatorship as a case study

Camila Díaz, Jocelyn Dunstan, Lorena Etcheverry +5

We present our results regarding the automatic construction of a knowledge graph from historical documents related to the Chilean dictatorship period (1973-1990). Our approach cons…

cs.DB2017

Efficient Analytical Queries on Semantic Web Data Cubes

Lorena Etcheverry, Alejandro A. Vaisman

The amount of multidimensional data published on the semantic web (SW) is constantly increasing, due to initiatives such as Open Data and Open Government Data, among other ones. Mo…

cs.DB2015★ 6 cited

Modeling and Querying Data Cubes on the Semantic Web

Lorena Etcheverry, Silvia Silvia Gomez, Alejandro Vaisman

The web is changing the way in which data warehouses are designed, used, and queried. With the advent of initiatives such as Open Data and Open Government, organizations want to sh…

cs.DB2012★ 3 cited

Views over RDF Datasets: A State-of-the-Art and Open Challenges

Lorena Etcheverry, Alejandro A. Vaisman

Views on RDF datasets have been discussed in several works, nevertheless there is no consensus on their definition nor the requirements they should fulfill. In traditional data man…