National audienceInformation Retrieval and Sentiment Analysis in Tweets about Public Transportation in Île de France Region This paper presents the 2018 DEFT text mining challenge. From a corpus of tweets, four tasks were proposed : first, to identify tweets about public transportation ; second, based on those tweets, to identify the global polarity (negative, neutral, positive, mixed), to identify clues of sentiment and target, and to annotate each tweet in terms of source and target concerning all expressed sentiments. Twelve teams participated, mainly on the two first tasks. On the identification of tweets about public transportation, micro F-measure values range from 0.827 to 0.908. On the identification of the global polarity, micro F-...
National audienceThis paper describes the system we used on the tasks of the text mining challenge (...
Classification of public information from microblogging and social networking services could yield i...
National audienceThis paper describes the participation the LinkMedia team from IRISA at DeFT2017. W...
National audienceInformation Retrieval and Sentiment Analysis in Tweets about Public Transportation ...
National audienceInformation Retrieval and Sentiment Analysis in Tweets about Public Transportation ...
DEFT 2018We present, in this paper, our contribution in DEFT 2018 task 2 : "Global polarity", determ...
International audienceL'édition 2015 du défi fouille de texte (DEFT) porte sur la fouille d'opinion ...
National audienceThis paper describes the systems developed at IRISA by the LinkMedia team for the c...
International audienceThis articles describes the methods developed by the TWEETANEUSE team for the ...
We present, in this paper, our contribution in DEFT 2018 task 2 : "Global polarity", determining the...
National audienceCharacter-level Models for Polarity Detection in Tweets We present our contribution...
National audienceThis paper describes the methods we submitted to the DEFT 2015 Challenge (Text Mini...
National audienceThis paper describes the system we used on the tasks of the text mining challenge (...
Classification of public information from microblogging and social networking services could yield i...
National audienceThis paper describes the participation the LinkMedia team from IRISA at DeFT2017. W...
National audienceInformation Retrieval and Sentiment Analysis in Tweets about Public Transportation ...
National audienceInformation Retrieval and Sentiment Analysis in Tweets about Public Transportation ...
DEFT 2018We present, in this paper, our contribution in DEFT 2018 task 2 : "Global polarity", determ...
International audienceL'édition 2015 du défi fouille de texte (DEFT) porte sur la fouille d'opinion ...
National audienceThis paper describes the systems developed at IRISA by the LinkMedia team for the c...
International audienceThis articles describes the methods developed by the TWEETANEUSE team for the ...
We present, in this paper, our contribution in DEFT 2018 task 2 : "Global polarity", determining the...
National audienceCharacter-level Models for Polarity Detection in Tweets We present our contribution...
National audienceThis paper describes the methods we submitted to the DEFT 2015 Challenge (Text Mini...
National audienceThis paper describes the system we used on the tasks of the text mining challenge (...
Classification of public information from microblogging and social networking services could yield i...
National audienceThis paper describes the participation the LinkMedia team from IRISA at DeFT2017. W...