Valda — Value from data

Valda Seminar: Lucas Larroque
4 April 2025, 10:30-11:30. ENS, room S16/FS101 (Aile Rataud, level -1). No Cliques Allowed: The Next Step Towards FUS/FC Conjecture Querying data sometimes calls for a logical layer between the user and the data to address challenges arising from distributed datasets, overly specific vocabulary, or incompleteness. Existential rules form an…
Valda Seminar: Serge Abiteboul and Amélie Marian
21 March 2025, 10:30-11:30. ENS, room S16/FS101 (Aile Rataud, level -1). Digital commons Based on : Serge Abiteboul, François Bancilhon, Vive les communs numériques ! Logiciels libres, Wikipédia, le Web, la science ouverte, etc. Odile Jacobs 2024. Open access at https://abiteboul.com/AbiteboulBancilhon/ Humans have always known how to collectively manage resources,…
Valda Seminar: Emmanouil Sylligardos
21 February 2025, 10:30-11:30. ENS, room S16/FS101 (Aile Rataud, level -1). Volume Under the Surface: A New Accuracy Evaluation Measure for Time-Series Anomaly Detection Anomaly detection (AD) is a fundamental task for time-series analytics with important implications for the downstream performance of many applications. In contrast to other domains where…
Valda Seminar: Pierre Senellart
7 February 2025, 11:00-12:00. ENS, room S16/FS101 (Aile Rataud, level -1). ProvSQL: A General System for Keeping Track of the Provenance and Probability of Data We present the data model, design choices, and performances of ProvSQL, a general and easy-to-deploy provenance tracking and probabilistic database system implemented as a PostgreSQL…