Method for predicting at least one parameter representative of a signal quality and/or of a service quality liable to be delivered to a device when it is connected to one radiofrequency antenna among a plurality of antennas that are configured to establish a connection with said device, the method being implemented by a computer, the method comprising: - a step of obtaining at least one parameter of decrease in the signal and/or service quality, - a step of predicting at least one parameter representative of a signal and/or service quality by applying at least one prediction model configured to predict at least one parameter representative of a signal quality and/or of a service quality, on the basis of an estimated parameter of decrease in the signal and/or service quality, and of an indication of a moment and of a position of the device for which the prediction must be carried out, the prediction model having been trained beforehand via supervised learning on a training database, the training database comprising, for a plurality of devices: * at least one parameter representative of a signal quality and/or of a service quality when the device is connected to a radiofrequency antenna, * an indicator of the position of the device, * an indicator of a moment of connection of the device to the antenna, * at least one parameter of decrease in the signal and/or service quality, the method being characterized in that: - the prediction step comprises selecting at least one prediction model from among a plurality of prediction models, each prediction model having been trained beforehand via supervised learning using a training database comprising data relating to the devices that are connected to a respective antenna, and - the indicator of the position of the device is a relative position of the device in relation to a respective antenna, the selected prediction model corresponding to the prediction model trained using a training database comprising the relative position of the device in relation to the respective antenna. - a step of obtaining at least one parameter of decrease in the signal and/or service quality, - a step of predicting at least one parameter representative of a signal and/or service quality by applying at least one prediction model configured to predict at least one parameter representative of a signal quality and/or of a service quality, on the basis of an estimated parameter of decrease in the signal and/or service quality, and of an indication of a moment and of a position of the device for which the prediction must be carried out, the prediction model having been trained beforehand via supervised learning on a training database, the training database comprising, for a plurality of devices: * at least one parameter representative of a signal quality and/or of a service quality when the device is connected to a radiofrequency antenna, * an indicator of the position of the device, * an indicator of a moment of connection of the device to the antenna, * at least one parameter of decrease in the signal and/or service quality, * at least one parameter representative of a signal quality and/or of a service quality when the device is connected to a radiofrequency antenna, * an indicator of the position of the device, * an indicator of a moment of connection of the device to the antenna, * at least one parameter of decrease in the signal and/or service quality, - the prediction step comprises selecting at least one prediction model from among a plurality of prediction models, each prediction model having been trained beforehand via supervised learning using a training database comprising data relating to the devices that are connected to a respective antenna, and - the indicator of the position of the device is a relative position of the device in relation to a respective antenna, the selected prediction model corresponding to the prediction model trained using a training database comprising the relative position of the device in relation to the respective antenna.