6. Conclusion

Current research and development prospects linked to recommendation in information systems focus in particular on their optimization and integration in portable tools, with the contribution of geolocation and various connected sensors. Despite efforts to strike a balance in recommendation methods, between data diversity, behavioral studies and social statistics, one current concern remains data quality, and hence the quality of recommendations. Indeed, the relevance of data sources and the optimization of recommendation systems are still subject to debate, as are the legal and regulatory frameworks governing the collection, use and storage of personal data.

On the other hand, the place of recommendations in society is no longer in question: it is no longer conceivable to offer an economically viable cultural platform, social network or e-commerce system without...