DATA COLLECTION METHOD, SENSOR DEVICE, SERVER DEVICE, VISUALIZATION SYSTEM, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM

An object of the present disclosure is to provide a data collection method being capable of suppressing a data amount of data being transmitted to a server device that performs monitoring. The data collection method according to the present disclosure includes collecting a packet being transmitted in a wireless system, generating a plurality of pieces of monitoring data being determined based on the packet, deciding whether first monitoring data included in a plurality of pieces of the monitoring data satisfy a predetermined reference, transmitting the first monitoring data to a cloud server (700) via a network when the first monitoring data do not satisfy the reference, and transmitting second monitoring data included in a plurality of pieces of the monitoring data together with the first monitoring data to the cloud server (700) via a core network (500) when the monitoring data satisfy the reference.