Feature extraction method and apparatus

This method includes: identifying, for each child log having a job type identifier in a message to a lower-layer server and a start time and end time of a processing executed in the lower-layer server, an inclusive parent log that is a parent log having a start time and end time of a processing exec...

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Bibliographic Details
Main Author Akaboshi, Naoki
Format Patent
LanguageEnglish
Published 06.09.2011
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Summary:This method includes: identifying, for each child log having a job type identifier in a message to a lower-layer server and a start time and end time of a processing executed in the lower-layer server, an inclusive parent log that is a parent log having a start time and end time of a processing executed in an upper-layer Web server, wherein the start time and end time of the inclusive parent log define an interval containing a period from the start time to the end time of the child log, and registering the job type identifier in the child log and a path of URI in the inclusive parent log, into a table, and registering a frequency for each combination of the identifier and the path of URI into the table. By using this table, features in the path of URI are extracted for each job type identifier.