Apache OpenNLP
Copyright 2021-2026 The Apache Software Foundation

This product includes software developed at
The Apache Software Foundation (http://www.apache.org/).

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The snowball stemmers in
opennlp-tools/src/main/java/opennlp/tools/stemmer/snowball
were developed by Martin Porter and Richard Boulton.
The full snowball package is available from
http://snowball.tartarus.org/

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The Wordpiece tokenizer in opennlp-tools/main/java/opennlp/tools/tokenize
is taken from https://github.com/robrua/easy-bert licensed under

The MIT License (MIT)

Copyright (c) 2019 Rob Rua

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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The SVM-based document categorizer in opennlp-ml-libsvm uses zlibsvm
(https://github.com/rzo1/zlibsvm), an object-oriented Java binding for
LIBSVM (https://www.csie.ntu.edu.tw/~cjlin/libsvm/).

zlibsvm is licensed under the Apache License, Version 2.0.
LIBSVM is licensed under the BSD 3-Clause License.

Copyright (c) 2000-2023 Chih-Chung Chang and Chih-Jen Lin

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