The goal of style change detection is to identify text positions within a multi-author document
at which the author switches. Detecting these positions is a crucial part of processing multi-
author documents for purposes of authorship identification. In this year's PAN style change
detection task, we asked the participants to answer the following questions for a given
document:(1) Given a document, was it written by multiple authors?(2) For each pair of
consecutive paragraphs in a given document, is there a style change between these …

Style change detection means to identify positions at which the authorship in a multi-author
document changes. Reliably detecting these positions is key for multi-author document
analyses, and it is a preliminary step for authorship identification. This year style change
detection task at PAN features three connected subtasks:(1) For a text written by two authors,
which contains a single style change only, find the position of this change, ie, cut the text into
the two authors' texts on the paragraph-level.(2) For a text written by two or more authors …