11. An information presentation method using a computer system, the computer system comprising: a processor for executing a program; a computer storing the program executed by the processor; a first database storing a relevance between physical amounts measured under conditions that are different in at least one of time and place; and a second database storing a relevance between pieces of information including texts corresponding to the measured physical amounts; the information presentation method comprising: calculating, based on the relevance between the physical amounts stored in the first database and the relevance between the pieces of information stored in the second database, a relevance between each of the measured physical amounts and each of the pieces of information; storing the calculated relevance between each of the physical amounts and each of the pieces of information in a third database; and referring to, when the physical amounts are input, the third database to present information relevant to the input physical amounts.
11. An information presentation method using a computer system, the computer system comprising: a processor for executing a program; a computer storing the program executed by the processor; a first database storing a relevance between physical amounts measured under conditions that are different in at least one of time and place; and a second database storing a relevance between pieces of information including texts corresponding to the measured physical amounts; the information presentation method comprising: calculating, based on the relevance between the physical amounts stored in the first database and the relevance between the pieces of information stored in the second database, a relevance between each of the measured physical amounts and each of the pieces of information; storing the calculated relevance between each of the physical amounts and each of the pieces of information in a third database; and referring to, when the physical amounts are input, the third database to present information relevant to the input physical amounts. 18. The information presentation method using a computer system according to claim 11 , wherein the presenting of the information comprises: receiving an input of an evaluation of information that is presented; using the input evaluation to weight the relevance between each of the physical amounts and each of the pieces of information, which is stored in the third database; and presenting the pieces of information in order of the weighted relevance.