An Automated Approach to Investigating the Online Media Coverage of US Presidential Elections

摘要: ABSTRACT This paper presents the U.S. Election 2004 Web Monitor, a public portal that captured trends in political media coverage before and after presidential election. Developed by authors of this article, webLyzard suite mining tools provided required functionality to aggregate analyze about half-million documents weekly intervals. The study paid particular attention editorial slant, which is defined as quantity tone site's influenced its position. observable attitude toward candidates served proxies slant. system identified determining frequency candidate references measured towards looking for positive negative expressions co-occur with these references. Keywords perceptual maps summarized most important topics associated candidates, placing special emphasis on environmental issues.