Papers by Georgios Petasis
Social Web Observatory: A Platform and Method for Gathering Knowledge on Entities from Different Textual Sources (2020.lrec-1)
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| Challenge: | a framework for gathering entity-centered information is needed in real-life scenarios . a social web observatory system allows users to define their own entities . |
| Approach: | They propose a framework for the collection and summarization of information from the Web in an entity-driven manner. |
| Outcome: | The proposed framework is based on a language analysis pipeline and a human user study. |
The Ellogon Web Annotation Tool: Annotating Moral Values and Arguments (2022.lrec-1)
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| Challenge: | Using the Ellogon infrastructure, the ElLogon Web annotation tool is a collaborative, web-based tool with a user-friendly interface. |
| Approach: | They present a new version of the Ellogon Web Annotation Tool . the tool offers document analytics, annotation inspection and comparison features and a modern UI . |
| Outcome: | The Ellogon Web Annotation Tool offers document analytics, annotation inspection and comparison features, a modern UI, and formatted text import. |
Ellogon Casual Annotation Infrastructure (2020.lrec-1)
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| Challenge: | Existing annotation tools are desktop applications, allowing the annotation of corpora found on a single computer. |
| Approach: | They propose a new annotation paradigm, casual annotation, and propose an architecture and a reference implementation for the Ellogon Casual Annotation Tool. |
| Outcome: | The proposed paradigm and architecture have been evaluated for more than two years on an annotation task related to sentiment analysis. |