A method for generating a composite visibility indicator of at least one entity includes selecting a first category of entities; selecting a first position; associating the first position with a first geographical zone, said first geographical zone defining a zone around the first position as a function of the selected category; generating at least one request to collect a plurality of indicators, and generating a composite visibility indicator for each entity of the first category selected within the first zone, the visibility indicator being a function of the first indicator and of the second indicator.