Code license:	GNU Lesser General Public License
Labels:	stemming, stemmer, nlp, informationretrieval, porter, orengo, naturallanguageprocessing, portugueselanguage, portuguese, stem

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PTStemmer-1.0.zip

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Project owners:
	cpdomina
Project committers:
	abclinux

PTStemmer - A Java stemming toolkit for the Portuguese language

FEATURES

Java implementation of Orengo and Porter stemmers

Stopword and named entity removal

Least Recently Used (LRU) stem cache

FILES

ptstemmer.jar

The compiled library.

The Javadoc API documentation.

The source code.

data

Stopword and Named Entity lists.

REQUIREMENTS

Java 5

USAGE

Console

java -jar ptstemmer.jar

API

Stemmer st = new OrengoStemmer();
st.ignoreNamedEntities(new NamedEntitiesFromFile("data/namedEntities.txt")); //Optional
st.ignoreStopWords(new StopWordsFromFile("data/stopwords.txt")); //Optional
st.enableCaching(1000); //Optional
System.out.println(st.wordStemming("extremamente"));

TODO

Improve performance (e.g., Tries)

Improve natural language processing (e.g., tokenization, normalization, etc.)

Add more funcionalities (e.g., gramatical correction, WSD, etc.)

DEVELOPED & SUPPORTED

Pedro Oliveira http://student.dei.uc.pt/~pcoliv