US Patent 11715013 Machine learning device, information processing device and output device

A machine learning device includes at least one processor; and at least one memory device configured to store a program, the program executed by the at least one processor to cause the at least one processor to obtain at least one first information from a communication relay device, the first information changing due to communication of the communication relay device; and to correlate the obtained at least first information with at least one characteristic of a replaceable candidate device to perform machine learning.