5 papers
Improving the output quality of official statistics based on machine learning algorithms
Quinten Meertens, Cees Diks, Jaap van den Herik +1
National statistical institutes currently investigate how to improve the output quality of official statistics based on machine learning algorithms. A key obstacle is concept drift…
A Bayesian Approach for Accurate Classification-Based Aggregates
Q. A. Meertens, C. G. H. Diks, H. J. van den Herik +1
In this paper, we study the accuracy of values aggregated over classes predicted by a classification algorithm. The problem is that the resulting aggregates (e.g., sums of a variab…
Computing Minimum Weight Cycles to Leverage Mispricings in Cryptocurrency Market Networks
Francesco Bortolussi, Zeger Hoogeboom, Frank W. Takes
Cryptocurrencies such as Bitcoin and Ethereum have recently gained a lot of popularity, not only as a digital form of currency but also as an investment vehicle. Online marketplace…
A Data-Driven Supply-Side Approach for Measuring Cross-Border Internet Purchases
Q. A. Meertens, C. G. H. Diks, H. J. van den Herik +1
The digital economy is a highly relevant item on the European Union's policy agenda. Cross-border internet purchases are part of the digital economy, but their total value can curr…
The Complexity of Rummikub Problems
Jan N. van Rijn, Frank W. Takes, Jonathan K. Vis
Rummikub is a tile-based game in which each player starts with a hand of tiles. A tile has a value and a suit. The players form sets consisting of tiles with the same suit and…