LX-Parser is a freely available on-line service for constituency parsing of Portuguese sentences. 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-Parser performs a syntactic analysis of P...
LX Semantic Similarity is an online service for measuring the semantic similarity between words in Portuguese. This service uses the LX-DSemVectors, a distributional semantics model (a.k.a. word embeddings) of the Portuguese language. The model represents each word in its vocabulary by a vecto...
UEvora Tagger is a freely available on-line service for tagging sentences written in Portuguese. This service was developed and is maintained at the University of Évora by the VISTA - Video, Image, Speech, and Text Analysis Group of the Department of Informatics.
Web service created by exporting UIMA-based workflow from the U-Compare text mining system. Functionality: Identifies sentences in plain text Tools in workflow: Freeling sentence splitter web service (service provided by the PANACEA project) NOTE: The licence provided covers the web service o...
Web service created by exporting UIMA-based workflow from the U-Compare text mining system. Functionality: Identifies co-reference chains in plain text. Also identifies sentences, tokens with parts-of-speech and lemmas, and NP chunks Tools in workflow: TTL-Tokenizer (RACAI, Romania), TTL-Tagger...
Web service created by exporting UIMA-based workflow from the U-Compare text mining system. Functionality: Identifies clauses/segments in plain text. Also identifies sentences, tokens, POS tags and lemmas. Tools in workflow: Cafetiere Sentence Splitter (University of Manchester), TTL Tokenizer...
Yake! (Campos et al. 2020) is a novel feature-based system for multi-lingual keyword extraction, which supports texts of different sizes, domain or languages. Unlike most of the systems, Yake! does not rely on dictionaries nor thesauri, neither is trained against any corpora. Instead, we follow a...
Lince is a multi-platform stand-alone application that updates the textual contents of documents in a range of popular formats to the spelling prescribed by the 1990 Portuguese language reform. It works with both previously existing Portuguese language orthographic standards (1943, previously val...
A NER-classifier based on memory-based learning, trained on the CINTIL dataset, a corpus that contains part of the Corpus de Referência do Português Contemporâneo - CRPC (Reference Corpus of Contemporary Portuguese). https://portulanclarin.net/repository/browse/cintil-corpus-internacional-do-por...
LX-UTagger is a POS tagger for Portuguese that adopts the Universal Part-of-Speech tagset (UPOS), related to the Universal Dependency framework, with an initial performance of 99.06% under a ten-fold cross validation scheme. It is described in this article: António Branco, João Ricardo Silv...