Product line engineering aims to reduce the cost and effort to develop new related
softwares, while increasing the software quality and the software scope. Variability analysis …

Des familles de logiciels similaires proviennent fréquemment de pratiques de réutilisation
de clones de logiciels existants, qui sont ensuite enrichis ou dépouillés de fonctionnalités …

Exploratory search allows to progressively discover a dataspace by browsing through a
structured collection of documents. Concept lattices are graph structures which support …

Abstract ENGLISH SUMMARY: The rate at which data is being generated is ever-increasing,
resulting in an abundance of very large data sets of di erent structures, all requiring …

Semi-structured data sets such as product reviews or event log data are simultaneously
becoming more widely used and ever larger. This thesis describes ConceptCloud, a exible …

Résumé Des familles de logiciels similaires émergent fréquemment dans les entreprises,
lorsque de nouveaux logiciels sont créés en réutilisant des clones de logiciels existants, qui …

ConceptCloud is a flexible interactive tool for exploring, visualising, and analysing semi-
structured data sets. It uses a combination of an intuitive tag cloud visualisation with an …

I start this dissertation in a not-so-formal way, to introduce, and at the same time summarize
the content of the next 128 pages. A careful examination of the title page may have given …

We are interested in formal concept analysis, a theoretical framework for data analysis. This
formalism allows to express some central notions of data mining such as implications or …