21 citations · 37 across the 3 of their papers we have counts for
3 papers
Efficiently Computing Provenance Graphs for Queries with Negation
Seokki Lee, Sven Koehler, Bertram Ludaescher +1
Explaining why an answer is in the result of a query or why it is missing from the result is important for many applications including auditing, debugging data and queries, and ans…
Scientific Workflows and Provenance: Introduction and Research Opportunities
Víctor Cuevas-Vicenttín, Saumen Dey, Sven Köhler +2
Scientific workflows are becoming increasingly popular for compute-intensive and data-intensive scientific applications. The vision and promise of scientific workflows includes rap…
First-Order Provenance Games
Sven Köhler, Bertram Ludäscher, Daniel Zinn
We propose a new model of provenance, based on a game-theoretic approach to query evaluation. First, we study games G in their own right, and ask how to explain that a position x i…