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...
The LX-SimLex-999 was created from SimLex-999 (Hill et al., 2015) which, in turn, was based in the University of South Florida Free Association Database (USF) (Nelson et al., 2014). There were strict guidelines to create SimLex-999. Both words in each pair have the same morphosyntactic category ...
LXService is a Web Service that consists in a range of tools for Portuguese that have been develop for the processing of Portuguese. They were selected because they satisfy a number of features that are likely to make them more suitable for initial experimentation: They are fast, robust, the ling...
LX-Sentence Splitter is a language processing tool for delimiting sentences 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-Sentence Splitter marks sentence boundaries with <s>…</s>, and 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...
The LX-Rare Word Similarity Data set was created from Stanford Rare Word (RW) Similarity data set (Luong et al., 2013). This list contains 2 034 words (1 017 pairs of words). All the words were extracted from Wikipedia and from WordNet (Miller, 1995), a lexical database where the concepts are gro...
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...
LX-Proficiency is an online service for the quantitative analysis of texts along a range of linguistic metrics, and for the estimation of the proficiency level of texts. These quantitative metrics are meant to provide support in the classification of texts according to the proficiency levels i...
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...