| 摘要 |
A condition diagnosing method capable of executing condition diagnosis considering a secular change is provided. A condition diagnosing method includes a first diagnosing step of determining presence or absence of abnormality in diagnosis data by a latest one class support vector machine, and diagnosing the diagnosis data determined as abnormal as relating to a failure, and a second diagnosing step of determining presence or absence of abnormality in the diagnosis data determined as abnormal in the first diagnosing step by an initial one class support vector machine, diagnosing the diagnosis data determined as abnormal as relating to secular deterioration, and diagnosing the diagnosis data determined as not abnormal as normal. |
