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Georgios Balikas

Researcher at University of Grenoble

Publications -  33
Citations -  924

Georgios Balikas is an academic researcher from University of Grenoble. The author has contributed to research in topics: Topic model & Sentiment analysis. The author has an hindex of 12, co-authored 32 publications receiving 733 citations. Previous affiliations of Georgios Balikas include Pierre-and-Marie-Curie University & Grenoble Institute of Technology.

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Book ChapterDOI

BioASQ: A Challenge on Large-Scale Biomedical Semantic Indexing and Question Answering

TL;DR: BioASQ as discussed by the authors is a series of challenges that assess the performance of information systems in supporting two tasks that are central to the biomedical question answering process: a the indexing of large volumes of unlabeled data, primarily scientific articles, with biomedical concepts, and the processing of biomedical questions and the generation of answers and supporting material.
Proceedings ArticleDOI

Multitask Learning for Fine-Grained Twitter Sentiment Analysis

TL;DR: The authors proposed a multitask approach based on a recurrent neural network that benefits by jointly learning ternary and fine-grained classification tasks, which improved the state-of-the-art results in the finegrained sentiment classification problem.
Proceedings ArticleDOI

Multitask Learning for Fine-Grained Twitter Sentiment Analysis

TL;DR: This study demonstrates the potential of multitask models on this type of problems and improves the state-of-the-art results in the fine-grained sentiment classification problem.
Proceedings Article

Results of the BioASQ tasks of the Question Answering Lab at CLEF 2015

TL;DR: The aim of this paper is to give an overview of the data issued during the BioASQ track of the Question Answering Lab at CLEF 2014, and to present the systems that participated in the challenge and for which they received system descriptions.