Search Results for author: Oosterhuis Harrie

Found 4 papers, 2 papers with code

The Potential of Learned Index Structures for Index Compression

no code implementations29 Jan 2019 Oosterhuis Harrie, Culpepper J. Shane, de Rijke Maarten

Second, we evaluate the potential gains that can be achieved in terms of memory requirements.

Optimizing Ranking Models in an Online Setting

no code implementations29 Jan 2019 Oosterhuis Harrie, de Rijke Maarten

Our findings show that the theoretical bounds of DBGD do not apply to any common ranking model and, furthermore, that the performance of DBGD is substantially worse than PDGD in both ideal and worst-case circumstances.

Learning-To-Rank

Balancing Speed and Quality in Online Learning to Rank for Information Retrieval

1 code implementation26 Nov 2017 Oosterhuis Harrie, de Rijke Maarten

Conversely, simpler models can be optimized on fewer interactions and thus provide a better user experience, but they will converge towards suboptimal rankings.

Information Retrieval Learning-To-Rank +1

Sensitive and Scalable Online Evaluation with Theoretical Guarantees

1 code implementation26 Nov 2017 Oosterhuis Harrie, de Rijke Maarten

We show empirically that, compared to previous multileaved comparison methods, PPM is more sensitive to user preferences and scalable with the number of rankers being compared.

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