no code implementations • 5 Dec 2022 • Massimiliano Fessina, Giambattista Albora, Andrea Tacchella, Andrea Zaccaria
In this paper, we propose a procedure to statistically validate the importance of the products used in the feasibility assessment.
1 code implementation • 13 Oct 2022 • Giambattista Albora, Lavinia Rossi-Mori, Andrea Zaccaria
Measuring the similarity between either users or items is the basis of memory-based collaborative filtering, a widely used method to build a recommender system with the purpose of proposing items to users.
Ranked #1 on Recommendation Systems on Amazon-Book
no code implementations • 1 Feb 2022 • Giambattista Albora, Andrea Zaccaria
In this work, we compare networks and machine learning algorithms trained not only on country-level data, but also on firms, that is something not much studied due to the low availability of firm-level data.
no code implementations • 31 May 2021 • Giambattista Albora, Luciano Pietronero, Andrea Tacchella, Andrea Zaccaria
Economic complexity methods, and in particular relatedness measures, lack a systematic evaluation and comparison framework.