Despite many recent papers on Arabic Named Entity Recognition (NER) in the news domain, little work has been done on microblog NER. NER on microblogs presents many complications such as informality of language, shortened named entities, brevity of expressions, and inconsistent capitalization (for...

An Arabic twitter data set of 7,503 tweets. The released data contains manual Sentiment Analysis annotations as well as automatically extracted features, saved in Comma Separated (CSV) and Attribute-Relation File Format (ARFF) file formats. Due to twitter privacy restrictions we replaced the orig...

The corpus contains 1,030 online communication messages, randomly selected from Network News Transfer Protocol (NNTP) newsgroups, the bug tracking system Bugzilla and the bug tracking system GitHub. NNTP articles, Bugzilla and GitHub comments were selected randomly so that the sample exhibits sim...

A burst-annotated co-occurrence network about the Arab Spring topic built on the top of New York Times article snapshots from the years 2010-2013.

Automatically generated corpus of 98,818 graph/string pairs.

The AuCoPro-Splitting dataset contains compounds annotated with their compound boundaries and linking morphemes. The dataset consists of two files, one for Afrikaans and one for Dutch. The annotation was performed according to annotation guidelines as described in Verhoeven, van Zaanen, van Huyss...

CINTIL-Treebank Online Searcher is a freely available online service to search and view the constituency and dependency tree of the CINTIL-Treebank. This service was developed and is maintained at University of Lisbon by the NLX-Natural Language and Speech Group of the Department of Informatics. ...

LX-Syllabifier is a language processing tool for the syllabification of Portuguese text. This service was developed and is maintained at the University of Lisbon by the NLX-Natural Language and Speech Group of the Department of Informatics. LX-Syllabifier performs syllabification following a r...

LX-SRLabeler is a freely available on-line service for constituency parsing and semantic role labeling of Portuguese sentences. This service was developed and is maintained at University of Lisbon by the NLX-Natural Language and Speech Group of the Department of Informatics. LX-SRLabeler is su...

LX-USuite is a tool for shallow processing of Portuguese that adopts the Universal Part-of-Speech (UPOS) tagset and Universal feature bundles, related to the Universal Dependency framework, with an initial performance of 99.06% for POS tagging, 98.75% for featurizer model, and 99.08% for the lemm...