LX-Lemmatizer is a freely available online service for fully-fledged lemmatization of Portuguese verbs. It was developed and is maintained at University of Lisbon by the NLX-Natural Language and Speech Group of the Department of Informatics. LX-Lemmatizer takes a Portuguese verb form and deliv...
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...
LX-Quantitative is an online service for the quantitative analysis of texts along a range of linguistic metrics. This service is based on automatic text processing tools. Hence, the results it returns may not be always totally correct. Its high accuracy rate tough allows it to provide a useful...
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...
LX-Translator is a freely available on-line service for translation between Portuguese and Chinese. 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. Intrinsic evaluation of the model for the ...
FEUP CoRef is a freely available online service for coreference resolution in Portuguese and Spanish. This service was developed and is maintained at the Faculdade de Engenharia da Universidade do Porto Department of Informatics.
VISTA@UE-SA is a freely available on-line service for the sentiment analysis of short sentences (tweets) in Portuguese. This service was developed and is maintained at the University of Evora 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 biomedical named entities (genes and proteins) in plain text. Also identifies sentences. Tools in workflow: Cafetiere Sentence Splitter (University of Manchester), NEMine (Univ...
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-NER is a freely available online service for the recognition of expressions for named entities in Portuguese. It was developed and is maintained by the NLX-Natural Language and Speech Group at the University of Lisbon, Department of Informatics. LX-NER takes a segment of Portuguese text an...