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The availability of huge amounts of online opinions has introduced the need to develop systems to automatically summarize opinionated texts, such as blogs. However, as the 2008 Text Analysis Conference (TAC) has shown, automatic opinion summarizers still need improvements both in terms of summary content and linguistic qualities (e.g., coherence). To improve the state of the art, we have proposed a new approach to utilize intra-sentential discourse relations with the help of schemata to improve both the content and the coherency of extractive summaries. Given a query and a set of related documents, sentences from the documents are first ranked …
